generate database schemas

backend/ent/authtokens.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -17,13 +17,15 @@ import (
 type AuthTokens struct {
 	config `json:"-"`
 	// ID of the ent.
-	ID int `json:"id,omitempty"`
+	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
 	// Token holds the value of the "token" field.
 	Token []byte `json:"token,omitempty"`
 	// ExpiresAt holds the value of the "expires_at" field.
 	ExpiresAt time.Time `json:"expires_at,omitempty"`
-	// CreatedAt holds the value of the "created_at" field.
-	CreatedAt time.Time `json:"created_at,omitempty"`
 	// Edges holds the relations/edges for other nodes in the graph.
 	// The values are being populated by the AuthTokensQuery when eager-loading is set.
 	Edges            AuthTokensEdges `json:"edges"`
@@ -44,8 +46,7 @@ type AuthTokensEdges struct {
 func (e AuthTokensEdges) UserOrErr() (*User, error) {
 	if e.loadedTypes[0] {
 		if e.User == nil {
-			// The edge user was loaded in eager-loading,
+			// Edge was loaded but was not found.
-			// but was not found.
 			return nil, &NotFoundError{label: user.Label}
 		}
 		return e.User, nil
@@ -60,10 +61,10 @@ func (*AuthTokens) scanValues(columns []string) ([]interface{}, error) {
 		switch columns[i] {
 		case authtokens.FieldToken:
 			values[i] = new([]byte)
-		case authtokens.FieldID:
+		case authtokens.FieldCreatedAt, authtokens.FieldUpdatedAt, authtokens.FieldExpiresAt:
-			values[i] = new(sql.NullInt64)
-		case authtokens.FieldExpiresAt, authtokens.FieldCreatedAt:
 			values[i] = new(sql.NullTime)
+		case authtokens.FieldID:
+			values[i] = new(uuid.UUID)
 		case authtokens.ForeignKeys[0]: // user_auth_tokens
 			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
 		default:
@@ -82,11 +83,23 @@ func (at *AuthTokens) assignValues(columns []string, values []interface{}) error
 	for i := range columns {
 		switch columns[i] {
 		case authtokens.FieldID:
-			value, ok := values[i].(*sql.NullInt64)
+			if value, ok := values[i].(*uuid.UUID); !ok {
-			if !ok {
+				return fmt.Errorf("unexpected type %T for field id", values[i])
-				return fmt.Errorf("unexpected type %T for field id", value)
+			} else if value != nil {
+				at.ID = *value
+			}
+		case authtokens.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				at.CreatedAt = value.Time
+			}
+		case authtokens.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				at.UpdatedAt = value.Time
 			}
-			at.ID = int(value.Int64)
 		case authtokens.FieldToken:
 			if value, ok := values[i].(*[]byte); !ok {
 				return fmt.Errorf("unexpected type %T for field token", values[i])
@@ -99,12 +112,6 @@ func (at *AuthTokens) assignValues(columns []string, values []interface{}) error
 			} else if value.Valid {
 				at.ExpiresAt = value.Time
 			}
-		case authtokens.FieldCreatedAt:
-			if value, ok := values[i].(*sql.NullTime); !ok {
-				return fmt.Errorf("unexpected type %T for field created_at", values[i])
-			} else if value.Valid {
-				at.CreatedAt = value.Time
-			}
 		case authtokens.ForeignKeys[0]:
 			if value, ok := values[i].(*sql.NullScanner); !ok {
 				return fmt.Errorf("unexpected type %T for field user_auth_tokens", values[i])
@@ -132,11 +139,11 @@ func (at *AuthTokens) Update() *AuthTokensUpdateOne {
 // Unwrap unwraps the AuthTokens entity that was returned from a transaction after it was closed,
 // so that all future queries will be executed through the driver which created the transaction.
 func (at *AuthTokens) Unwrap() *AuthTokens {
-	tx, ok := at.config.driver.(*txDriver)
+	_tx, ok := at.config.driver.(*txDriver)
 	if !ok {
 		panic("ent: AuthTokens is not a transactional entity")
 	}
-	at.config.driver = tx.drv
+	at.config.driver = _tx.drv
 	return at
 }
 
@@ -144,13 +151,18 @@ func (at *AuthTokens) Unwrap() *AuthTokens {
 func (at *AuthTokens) String() string {
 	var builder strings.Builder
 	builder.WriteString("AuthTokens(")
-	builder.WriteString(fmt.Sprintf("id=%v", at.ID))
+	builder.WriteString(fmt.Sprintf("id=%v, ", at.ID))
-	builder.WriteString(", token=")
+	builder.WriteString("created_at=")
-	builder.WriteString(fmt.Sprintf("%v", at.Token))
-	builder.WriteString(", expires_at=")
-	builder.WriteString(at.ExpiresAt.Format(time.ANSIC))
-	builder.WriteString(", created_at=")
 	builder.WriteString(at.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(at.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("token=")
+	builder.WriteString(fmt.Sprintf("%v", at.Token))
+	builder.WriteString(", ")
+	builder.WriteString("expires_at=")
+	builder.WriteString(at.ExpiresAt.Format(time.ANSIC))
 	builder.WriteByte(')')
 	return builder.String()
 }

backend/ent/authtokens/authtokens.go

@@ -1,9 +1,11 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package authtokens
 
 import (
 	"time"
+
+	"github.com/google/uuid"
 )
 
 const (
@@ -11,12 +13,14 @@ const (
 	Label = "auth_tokens"
 	// FieldID holds the string denoting the id field in the database.
 	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
 	// FieldToken holds the string denoting the token field in the database.
 	FieldToken = "token"
 	// FieldExpiresAt holds the string denoting the expires_at field in the database.
 	FieldExpiresAt = "expires_at"
-	// FieldCreatedAt holds the string denoting the created_at field in the database.
-	FieldCreatedAt = "created_at"
 	// EdgeUser holds the string denoting the user edge name in mutations.
 	EdgeUser = "user"
 	// Table holds the table name of the authtokens in the database.
@@ -33,9 +37,10 @@ const (
 // Columns holds all SQL columns for authtokens fields.
 var Columns = []string{
 	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
 	FieldToken,
 	FieldExpiresAt,
-	FieldCreatedAt,
 }
 
 // ForeignKeys holds the SQL foreign-keys that are owned by the "auth_tokens"
@@ -60,8 +65,14 @@ func ValidColumn(column string) bool {
 }
 
 var (
-	// DefaultExpiresAt holds the default value on creation for the "expires_at" field.
-	DefaultExpiresAt func() time.Time
 	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
 	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// DefaultExpiresAt holds the default value on creation for the "expires_at" field.
+	DefaultExpiresAt func() time.Time
+	// DefaultID holds the default value on creation for the "id" field.
+	DefaultID func() uuid.UUID
 )

backend/ent/authtokens/where.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package authtokens
 
@@ -7,39 +7,34 @@ import (
 
 	"entgo.io/ent/dialect/sql"
 	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/google/uuid"
 	"github.com/hay-kot/content/backend/ent/predicate"
 )
 
 // ID filters vertices based on their ID field.
-func ID(id int) predicate.AuthTokens {
+func ID(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.EQ(s.C(FieldID), id))
 	})
 }
 
 // IDEQ applies the EQ predicate on the ID field.
-func IDEQ(id int) predicate.AuthTokens {
+func IDEQ(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.EQ(s.C(FieldID), id))
 	})
 }
 
 // IDNEQ applies the NEQ predicate on the ID field.
-func IDNEQ(id int) predicate.AuthTokens {
+func IDNEQ(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.NEQ(s.C(FieldID), id))
 	})
 }
 
 // IDIn applies the In predicate on the ID field.
-func IDIn(ids ...int) predicate.AuthTokens {
+func IDIn(ids ...uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(ids) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		v := make([]interface{}, len(ids))
 		for i := range v {
 			v[i] = ids[i]
@@ -49,14 +44,8 @@ func IDIn(ids ...int) predicate.AuthTokens {
 }
 
 // IDNotIn applies the NotIn predicate on the ID field.
-func IDNotIn(ids ...int) predicate.AuthTokens {
+func IDNotIn(ids ...uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(ids) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		v := make([]interface{}, len(ids))
 		for i := range v {
 			v[i] = ids[i]
@@ -66,33 +55,47 @@ func IDNotIn(ids ...int) predicate.AuthTokens {
 }
 
 // IDGT applies the GT predicate on the ID field.
-func IDGT(id int) predicate.AuthTokens {
+func IDGT(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.GT(s.C(FieldID), id))
 	})
 }
 
 // IDGTE applies the GTE predicate on the ID field.
-func IDGTE(id int) predicate.AuthTokens {
+func IDGTE(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.GTE(s.C(FieldID), id))
 	})
 }
 
 // IDLT applies the LT predicate on the ID field.
-func IDLT(id int) predicate.AuthTokens {
+func IDLT(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.LT(s.C(FieldID), id))
 	})
 }
 
 // IDLTE applies the LTE predicate on the ID field.
-func IDLTE(id int) predicate.AuthTokens {
+func IDLTE(id uuid.UUID) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.LTE(s.C(FieldID), id))
 	})
 }
 
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
 // Token applies equality check predicate on the "token" field. It's identical to TokenEQ.
 func Token(v []byte) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
@@ -107,13 +110,134 @@ func ExpiresAt(v time.Time) predicate.AuthTokens {
 	})
 }
 
-// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
-func CreatedAt(v time.Time) predicate.AuthTokens {
+func CreatedAtEQ(v time.Time) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
 		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
 	})
 }
 
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.AuthTokens {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.AuthTokens {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.AuthTokens {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.AuthTokens {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.AuthTokens {
+	return predicate.AuthTokens(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
 // TokenEQ applies the EQ predicate on the "token" field.
 func TokenEQ(v []byte) predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {
@@ -135,12 +259,6 @@ func TokenIn(vs ...[]byte) predicate.AuthTokens {
 		v[i] = vs[i]
 	}
 	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.In(s.C(FieldToken), v...))
 	})
 }
@@ -152,12 +270,6 @@ func TokenNotIn(vs ...[]byte) predicate.AuthTokens {
 		v[i] = vs[i]
 	}
 	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.NotIn(s.C(FieldToken), v...))
 	})
 }
@@ -211,12 +323,6 @@ func ExpiresAtIn(vs ...time.Time) predicate.AuthTokens {
 		v[i] = vs[i]
 	}
 	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.In(s.C(FieldExpiresAt), v...))
 	})
 }
@@ -228,12 +334,6 @@ func ExpiresAtNotIn(vs ...time.Time) predicate.AuthTokens {
 		v[i] = vs[i]
 	}
 	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.NotIn(s.C(FieldExpiresAt), v...))
 	})
 }
@@ -266,82 +366,6 @@ func ExpiresAtLTE(v time.Time) predicate.AuthTokens {
 	})
 }
 
-// CreatedAtEQ applies the EQ predicate on the "created_at" field.
-func CreatedAtEQ(v time.Time) predicate.AuthTokens {
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
-	})
-}
-
-// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
-func CreatedAtNEQ(v time.Time) predicate.AuthTokens {
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
-	})
-}
-
-// CreatedAtIn applies the In predicate on the "created_at" field.
-func CreatedAtIn(vs ...time.Time) predicate.AuthTokens {
-	v := make([]interface{}, len(vs))
-	for i := range v {
-		v[i] = vs[i]
-	}
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
-		s.Where(sql.In(s.C(FieldCreatedAt), v...))
-	})
-}
-
-// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
-func CreatedAtNotIn(vs ...time.Time) predicate.AuthTokens {
-	v := make([]interface{}, len(vs))
-	for i := range v {
-		v[i] = vs[i]
-	}
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
-		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
-	})
-}
-
-// CreatedAtGT applies the GT predicate on the "created_at" field.
-func CreatedAtGT(v time.Time) predicate.AuthTokens {
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		s.Where(sql.GT(s.C(FieldCreatedAt), v))
-	})
-}
-
-// CreatedAtGTE applies the GTE predicate on the "created_at" field.
-func CreatedAtGTE(v time.Time) predicate.AuthTokens {
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
-	})
-}
-
-// CreatedAtLT applies the LT predicate on the "created_at" field.
-func CreatedAtLT(v time.Time) predicate.AuthTokens {
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		s.Where(sql.LT(s.C(FieldCreatedAt), v))
-	})
-}
-
-// CreatedAtLTE applies the LTE predicate on the "created_at" field.
-func CreatedAtLTE(v time.Time) predicate.AuthTokens {
-	return predicate.AuthTokens(func(s *sql.Selector) {
-		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
-	})
-}
-
 // HasUser applies the HasEdge predicate on the "user" edge.
 func HasUser() predicate.AuthTokens {
 	return predicate.AuthTokens(func(s *sql.Selector) {

backend/ent/authtokens_create.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -22,6 +22,34 @@ type AuthTokensCreate struct {
 	hooks    []Hook
 }
 
+// SetCreatedAt sets the "created_at" field.
+func (atc *AuthTokensCreate) SetCreatedAt(t time.Time) *AuthTokensCreate {
+	atc.mutation.SetCreatedAt(t)
+	return atc
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (atc *AuthTokensCreate) SetNillableCreatedAt(t *time.Time) *AuthTokensCreate {
+	if t != nil {
+		atc.SetCreatedAt(*t)
+	}
+	return atc
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (atc *AuthTokensCreate) SetUpdatedAt(t time.Time) *AuthTokensCreate {
+	atc.mutation.SetUpdatedAt(t)
+	return atc
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (atc *AuthTokensCreate) SetNillableUpdatedAt(t *time.Time) *AuthTokensCreate {
+	if t != nil {
+		atc.SetUpdatedAt(*t)
+	}
+	return atc
+}
+
 // SetToken sets the "token" field.
 func (atc *AuthTokensCreate) SetToken(b []byte) *AuthTokensCreate {
 	atc.mutation.SetToken(b)
@@ -42,16 +70,16 @@ func (atc *AuthTokensCreate) SetNillableExpiresAt(t *time.Time) *AuthTokensCreat
 	return atc
 }
 
-// SetCreatedAt sets the "created_at" field.
+// SetID sets the "id" field.
-func (atc *AuthTokensCreate) SetCreatedAt(t time.Time) *AuthTokensCreate {
+func (atc *AuthTokensCreate) SetID(u uuid.UUID) *AuthTokensCreate {
-	atc.mutation.SetCreatedAt(t)
+	atc.mutation.SetID(u)
 	return atc
 }
 
-// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+// SetNillableID sets the "id" field if the given value is not nil.
-func (atc *AuthTokensCreate) SetNillableCreatedAt(t *time.Time) *AuthTokensCreate {
+func (atc *AuthTokensCreate) SetNillableID(u *uuid.UUID) *AuthTokensCreate {
-	if t != nil {
+	if u != nil {
-		atc.SetCreatedAt(*t)
+		atc.SetID(*u)
 	}
 	return atc
 }
@@ -115,9 +143,15 @@ func (atc *AuthTokensCreate) Save(ctx context.Context) (*AuthTokens, error) {
 			}
 			mut = atc.hooks[i](mut)
 		}
-		if _, err := mut.Mutate(ctx, atc.mutation); err != nil {
+		v, err := mut.Mutate(ctx, atc.mutation)
+		if err != nil {
 			return nil, err
 		}
+		nv, ok := v.(*AuthTokens)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from AuthTokensMutation", v)
+		}
+		node = nv
 	}
 	return node, err
 }
@@ -146,27 +180,38 @@ func (atc *AuthTokensCreate) ExecX(ctx context.Context) {
 
 // defaults sets the default values of the builder before save.
 func (atc *AuthTokensCreate) defaults() {
+	if _, ok := atc.mutation.CreatedAt(); !ok {
+		v := authtokens.DefaultCreatedAt()
+		atc.mutation.SetCreatedAt(v)
+	}
+	if _, ok := atc.mutation.UpdatedAt(); !ok {
+		v := authtokens.DefaultUpdatedAt()
+		atc.mutation.SetUpdatedAt(v)
+	}
 	if _, ok := atc.mutation.ExpiresAt(); !ok {
 		v := authtokens.DefaultExpiresAt()
 		atc.mutation.SetExpiresAt(v)
 	}
-	if _, ok := atc.mutation.CreatedAt(); !ok {
+	if _, ok := atc.mutation.ID(); !ok {
-		v := authtokens.DefaultCreatedAt()
+		v := authtokens.DefaultID()
-		atc.mutation.SetCreatedAt(v)
+		atc.mutation.SetID(v)
 	}
 }
 
 // check runs all checks and user-defined validators on the builder.
 func (atc *AuthTokensCreate) check() error {
+	if _, ok := atc.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "AuthTokens.created_at"`)}
+	}
+	if _, ok := atc.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "AuthTokens.updated_at"`)}
+	}
 	if _, ok := atc.mutation.Token(); !ok {
 		return &ValidationError{Name: "token", err: errors.New(`ent: missing required field "AuthTokens.token"`)}
 	}
 	if _, ok := atc.mutation.ExpiresAt(); !ok {
 		return &ValidationError{Name: "expires_at", err: errors.New(`ent: missing required field "AuthTokens.expires_at"`)}
 	}
-	if _, ok := atc.mutation.CreatedAt(); !ok {
-		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "AuthTokens.created_at"`)}
-	}
 	return nil
 }
 
@@ -174,12 +219,17 @@ func (atc *AuthTokensCreate) sqlSave(ctx context.Context) (*AuthTokens, error) {
 	_node, _spec := atc.createSpec()
 	if err := sqlgraph.CreateNode(ctx, atc.driver, _spec); err != nil {
 		if sqlgraph.IsConstraintError(err) {
-			err = &ConstraintError{err.Error(), err}
+			err = &ConstraintError{msg: err.Error(), wrap: err}
 		}
 		return nil, err
 	}
-	id := _spec.ID.Value.(int64)
+	if _spec.ID.Value != nil {
-	_node.ID = int(id)
+		if id, ok := _spec.ID.Value.(*uuid.UUID); ok {
+			_node.ID = *id
+		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
+			return nil, err
+		}
+	}
 	return _node, nil
 }
 
@@ -189,11 +239,31 @@ func (atc *AuthTokensCreate) createSpec() (*AuthTokens, *sqlgraph.CreateSpec) {
 		_spec = &sqlgraph.CreateSpec{
 			Table: authtokens.Table,
 			ID: &sqlgraph.FieldSpec{
-				Type:   field.TypeInt,
+				Type:   field.TypeUUID,
 				Column: authtokens.FieldID,
 			},
 		}
 	)
+	if id, ok := atc.mutation.ID(); ok {
+		_node.ID = id
+		_spec.ID.Value = &id
+	}
+	if value, ok := atc.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: authtokens.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := atc.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: authtokens.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
 	if value, ok := atc.mutation.Token(); ok {
 		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
 			Type:   field.TypeBytes,
@@ -210,14 +280,6 @@ func (atc *AuthTokensCreate) createSpec() (*AuthTokens, *sqlgraph.CreateSpec) {
 		})
 		_node.ExpiresAt = value
 	}
-	if value, ok := atc.mutation.CreatedAt(); ok {
-		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
-			Type:   field.TypeTime,
-			Value:  value,
-			Column: authtokens.FieldCreatedAt,
-		})
-		_node.CreatedAt = value
-	}
 	if nodes := atc.mutation.UserIDs(); len(nodes) > 0 {
 		edge := &sqlgraph.EdgeSpec{
 			Rel:     sqlgraph.M2O,
@@ -274,7 +336,7 @@ func (atcb *AuthTokensCreateBulk) Save(ctx context.Context) ([]*AuthTokens, erro
 					// Invoke the actual operation on the latest mutation in the chain.
 					if err = sqlgraph.BatchCreate(ctx, atcb.driver, spec); err != nil {
 						if sqlgraph.IsConstraintError(err) {
-							err = &ConstraintError{err.Error(), err}
+							err = &ConstraintError{msg: err.Error(), wrap: err}
 						}
 					}
 				}
@@ -283,10 +345,6 @@ func (atcb *AuthTokensCreateBulk) Save(ctx context.Context) ([]*AuthTokens, erro
 				}
 				mutation.id = &nodes[i].ID
 				mutation.done = true
-				if specs[i].ID.Value != nil {
-					id := specs[i].ID.Value.(int64)
-					nodes[i].ID = int(id)
-				}
 				return nodes[i], nil
 			})
 			for i := len(builder.hooks) - 1; i >= 0; i-- {

backend/ent/authtokens_delete.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -72,7 +72,7 @@ func (atd *AuthTokensDelete) sqlExec(ctx context.Context) (int, error) {
 		Node: &sqlgraph.NodeSpec{
 			Table: authtokens.Table,
 			ID: &sqlgraph.FieldSpec{
-				Type:   field.TypeInt,
+				Type:   field.TypeUUID,
 				Column: authtokens.FieldID,
 			},
 		},
@@ -84,7 +84,11 @@ func (atd *AuthTokensDelete) sqlExec(ctx context.Context) (int, error) {
 			}
 		}
 	}
-	return sqlgraph.DeleteNodes(ctx, atd.driver, _spec)
+	affected, err := sqlgraph.DeleteNodes(ctx, atd.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
 }
 
 // AuthTokensDeleteOne is the builder for deleting a single AuthTokens entity.

backend/ent/authtokens_query.go

@@ -1,10 +1,9 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"math"
 
@@ -26,7 +25,6 @@ type AuthTokensQuery struct {
 	order      []OrderFunc
 	fields     []string
 	predicates []predicate.AuthTokens
-	// eager-loading edges.
 	withUser   *UserQuery
 	withFKs    bool
 	// intermediate query (i.e. traversal path).
@@ -111,8 +109,8 @@ func (atq *AuthTokensQuery) FirstX(ctx context.Context) *AuthTokens {
 
 // FirstID returns the first AuthTokens ID from the query.
 // Returns a *NotFoundError when no AuthTokens ID was found.
-func (atq *AuthTokensQuery) FirstID(ctx context.Context) (id int, err error) {
+func (atq *AuthTokensQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
-	var ids []int
+	var ids []uuid.UUID
 	if ids, err = atq.Limit(1).IDs(ctx); err != nil {
 		return
 	}
@@ -124,7 +122,7 @@ func (atq *AuthTokensQuery) FirstID(ctx context.Context) (id int, err error) {
 }
 
 // FirstIDX is like FirstID, but panics if an error occurs.
-func (atq *AuthTokensQuery) FirstIDX(ctx context.Context) int {
+func (atq *AuthTokensQuery) FirstIDX(ctx context.Context) uuid.UUID {
 	id, err := atq.FirstID(ctx)
 	if err != nil && !IsNotFound(err) {
 		panic(err)
@@ -133,7 +131,7 @@ func (atq *AuthTokensQuery) FirstIDX(ctx context.Context) int {
 }
 
 // Only returns a single AuthTokens entity found by the query, ensuring it only returns one.
-// Returns a *NotSingularError when exactly one AuthTokens entity is not found.
+// Returns a *NotSingularError when more than one AuthTokens entity is found.
 // Returns a *NotFoundError when no AuthTokens entities are found.
 func (atq *AuthTokensQuery) Only(ctx context.Context) (*AuthTokens, error) {
 	nodes, err := atq.Limit(2).All(ctx)
@@ -160,10 +158,10 @@ func (atq *AuthTokensQuery) OnlyX(ctx context.Context) *AuthTokens {
 }
 
 // OnlyID is like Only, but returns the only AuthTokens ID in the query.
-// Returns a *NotSingularError when exactly one AuthTokens ID is not found.
+// Returns a *NotSingularError when more than one AuthTokens ID is found.
 // Returns a *NotFoundError when no entities are found.
-func (atq *AuthTokensQuery) OnlyID(ctx context.Context) (id int, err error) {
+func (atq *AuthTokensQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
-	var ids []int
+	var ids []uuid.UUID
 	if ids, err = atq.Limit(2).IDs(ctx); err != nil {
 		return
 	}
@@ -179,7 +177,7 @@ func (atq *AuthTokensQuery) OnlyID(ctx context.Context) (id int, err error) {
 }
 
 // OnlyIDX is like OnlyID, but panics if an error occurs.
-func (atq *AuthTokensQuery) OnlyIDX(ctx context.Context) int {
+func (atq *AuthTokensQuery) OnlyIDX(ctx context.Context) uuid.UUID {
 	id, err := atq.OnlyID(ctx)
 	if err != nil {
 		panic(err)
@@ -205,8 +203,8 @@ func (atq *AuthTokensQuery) AllX(ctx context.Context) []*AuthTokens {
 }
 
 // IDs executes the query and returns a list of AuthTokens IDs.
-func (atq *AuthTokensQuery) IDs(ctx context.Context) ([]int, error) {
+func (atq *AuthTokensQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
-	var ids []int
+	var ids []uuid.UUID
 	if err := atq.Select(authtokens.FieldID).Scan(ctx, &ids); err != nil {
 		return nil, err
 	}
@@ -214,7 +212,7 @@ func (atq *AuthTokensQuery) IDs(ctx context.Context) ([]int, error) {
 }
 
 // IDsX is like IDs, but panics if an error occurs.
-func (atq *AuthTokensQuery) IDsX(ctx context.Context) []int {
+func (atq *AuthTokensQuery) IDsX(ctx context.Context) []uuid.UUID {
 	ids, err := atq.IDs(ctx)
 	if err != nil {
 		panic(err)
@@ -272,6 +270,7 @@ func (atq *AuthTokensQuery) Clone() *AuthTokensQuery {
 		// clone intermediate query.
 		sql:    atq.sql.Clone(),
 		path:   atq.path,
+		unique: atq.unique,
 	}
 }
 
@@ -292,25 +291,26 @@ func (atq *AuthTokensQuery) WithUser(opts ...func(*UserQuery)) *AuthTokensQuery
 // Example:
 //
 //	var v []struct {
-//		Token []byte `json:"token,omitempty"`
+//		CreatedAt time.Time `json:"created_at,omitempty"`
 //		Count int `json:"count,omitempty"`
 //	}
 //
 //	client.AuthTokens.Query().
-//		GroupBy(authtokens.FieldToken).
+//		GroupBy(authtokens.FieldCreatedAt).
 //		Aggregate(ent.Count()).
 //		Scan(ctx, &v)
-//
 func (atq *AuthTokensQuery) GroupBy(field string, fields ...string) *AuthTokensGroupBy {
-	group := &AuthTokensGroupBy{config: atq.config}
+	grbuild := &AuthTokensGroupBy{config: atq.config}
-	group.fields = append([]string{field}, fields...)
+	grbuild.fields = append([]string{field}, fields...)
-	group.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
 		if err := atq.prepareQuery(ctx); err != nil {
 			return nil, err
 		}
 		return atq.sqlQuery(ctx), nil
 	}
-	return group
+	grbuild.label = authtokens.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
 }
 
 // Select allows the selection one or more fields/columns for the given query,
@@ -319,16 +319,18 @@ func (atq *AuthTokensQuery) GroupBy(field string, fields ...string) *AuthTokensG
 // Example:
 //
 //	var v []struct {
-//		Token []byte `json:"token,omitempty"`
+//		CreatedAt time.Time `json:"created_at,omitempty"`
 //	}
 //
 //	client.AuthTokens.Query().
-//		Select(authtokens.FieldToken).
+//		Select(authtokens.FieldCreatedAt).
 //		Scan(ctx, &v)
-//
 func (atq *AuthTokensQuery) Select(fields ...string) *AuthTokensSelect {
 	atq.fields = append(atq.fields, fields...)
-	return &AuthTokensSelect{AuthTokensQuery: atq}
+	selbuild := &AuthTokensSelect{AuthTokensQuery: atq}
+	selbuild.label = authtokens.Label
+	selbuild.flds, selbuild.scan = &atq.fields, selbuild.Scan
+	return selbuild
 }
 
 func (atq *AuthTokensQuery) prepareQuery(ctx context.Context) error {
@@ -347,7 +349,7 @@ func (atq *AuthTokensQuery) prepareQuery(ctx context.Context) error {
 	return nil
 }
 
-func (atq *AuthTokensQuery) sqlAll(ctx context.Context) ([]*AuthTokens, error) {
+func (atq *AuthTokensQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*AuthTokens, error) {
 	var (
 		nodes       = []*AuthTokens{}
 		withFKs     = atq.withFKs
@@ -363,26 +365,33 @@ func (atq *AuthTokensQuery) sqlAll(ctx context.Context) ([]*AuthTokens, error) {
 		_spec.Node.Columns = append(_spec.Node.Columns, authtokens.ForeignKeys...)
 	}
 	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
-		node := &AuthTokens{config: atq.config}
+		return (*AuthTokens).scanValues(nil, columns)
-		nodes = append(nodes, node)
-		return node.scanValues(columns)
 	}
 	_spec.Assign = func(columns []string, values []interface{}) error {
-		if len(nodes) == 0 {
+		node := &AuthTokens{config: atq.config}
-			return fmt.Errorf("ent: Assign called without calling ScanValues")
+		nodes = append(nodes, node)
-		}
-		node := nodes[len(nodes)-1]
 		node.Edges.loadedTypes = loadedTypes
 		return node.assignValues(columns, values)
 	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
 	if err := sqlgraph.QueryNodes(ctx, atq.driver, _spec); err != nil {
 		return nil, err
 	}
 	if len(nodes) == 0 {
 		return nodes, nil
 	}
-
 	if query := atq.withUser; query != nil {
+		if err := atq.loadUser(ctx, query, nodes, nil,
+			func(n *AuthTokens, e *User) { n.Edges.User = e }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (atq *AuthTokensQuery) loadUser(ctx context.Context, query *UserQuery, nodes []*AuthTokens, init func(*AuthTokens), assign func(*AuthTokens, *User)) error {
 	ids := make([]uuid.UUID, 0, len(nodes))
 	nodeids := make(map[uuid.UUID][]*AuthTokens)
 	for i := range nodes {
@@ -398,20 +407,18 @@ func (atq *AuthTokensQuery) sqlAll(ctx context.Context) ([]*AuthTokens, error) {
 	query.Where(user.IDIn(ids...))
 	neighbors, err := query.All(ctx)
 	if err != nil {
-			return nil, err
+		return err
 	}
 	for _, n := range neighbors {
 		nodes, ok := nodeids[n.ID]
 		if !ok {
-				return nil, fmt.Errorf(`unexpected foreign-key "user_auth_tokens" returned %v`, n.ID)
+			return fmt.Errorf(`unexpected foreign-key "user_auth_tokens" returned %v`, n.ID)
 		}
 		for i := range nodes {
-				nodes[i].Edges.User = n
+			assign(nodes[i], n)
 		}
 	}
-	}
+	return nil
-
-	return nodes, nil
 }
 
 func (atq *AuthTokensQuery) sqlCount(ctx context.Context) (int, error) {
@@ -437,7 +444,7 @@ func (atq *AuthTokensQuery) querySpec() *sqlgraph.QuerySpec {
 			Table:   authtokens.Table,
 			Columns: authtokens.Columns,
 			ID: &sqlgraph.FieldSpec{
-				Type:   field.TypeInt,
+				Type:   field.TypeUUID,
 				Column: authtokens.FieldID,
 			},
 		},
@@ -514,6 +521,7 @@ func (atq *AuthTokensQuery) sqlQuery(ctx context.Context) *sql.Selector {
 // AuthTokensGroupBy is the group-by builder for AuthTokens entities.
 type AuthTokensGroupBy struct {
 	config
+	selector
 	fields []string
 	fns    []AggregateFunc
 	// intermediate query (i.e. traversal path).
@@ -537,209 +545,6 @@ func (atgb *AuthTokensGroupBy) Scan(ctx context.Context, v interface{}) error {
 	return atgb.sqlScan(ctx, v)
 }
 
-// ScanX is like Scan, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) ScanX(ctx context.Context, v interface{}) {
-	if err := atgb.Scan(ctx, v); err != nil {
-		panic(err)
-	}
-}
-
-// Strings returns list of strings from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Strings(ctx context.Context) ([]string, error) {
-	if len(atgb.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensGroupBy.Strings is not achievable when grouping more than 1 field")
-	}
-	var v []string
-	if err := atgb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// StringsX is like Strings, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) StringsX(ctx context.Context) []string {
-	v, err := atgb.Strings(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// String returns a single string from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) String(ctx context.Context) (_ string, err error) {
-	var v []string
-	if v, err = atgb.Strings(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensGroupBy.Strings returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// StringX is like String, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) StringX(ctx context.Context) string {
-	v, err := atgb.String(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Ints returns list of ints from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Ints(ctx context.Context) ([]int, error) {
-	if len(atgb.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensGroupBy.Ints is not achievable when grouping more than 1 field")
-	}
-	var v []int
-	if err := atgb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// IntsX is like Ints, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) IntsX(ctx context.Context) []int {
-	v, err := atgb.Ints(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Int returns a single int from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Int(ctx context.Context) (_ int, err error) {
-	var v []int
-	if v, err = atgb.Ints(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensGroupBy.Ints returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// IntX is like Int, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) IntX(ctx context.Context) int {
-	v, err := atgb.Int(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64s returns list of float64s from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Float64s(ctx context.Context) ([]float64, error) {
-	if len(atgb.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensGroupBy.Float64s is not achievable when grouping more than 1 field")
-	}
-	var v []float64
-	if err := atgb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// Float64sX is like Float64s, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) Float64sX(ctx context.Context) []float64 {
-	v, err := atgb.Float64s(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64 returns a single float64 from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Float64(ctx context.Context) (_ float64, err error) {
-	var v []float64
-	if v, err = atgb.Float64s(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensGroupBy.Float64s returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// Float64X is like Float64, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) Float64X(ctx context.Context) float64 {
-	v, err := atgb.Float64(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bools returns list of bools from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Bools(ctx context.Context) ([]bool, error) {
-	if len(atgb.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensGroupBy.Bools is not achievable when grouping more than 1 field")
-	}
-	var v []bool
-	if err := atgb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// BoolsX is like Bools, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) BoolsX(ctx context.Context) []bool {
-	v, err := atgb.Bools(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bool returns a single bool from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (atgb *AuthTokensGroupBy) Bool(ctx context.Context) (_ bool, err error) {
-	var v []bool
-	if v, err = atgb.Bools(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensGroupBy.Bools returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// BoolX is like Bool, but panics if an error occurs.
-func (atgb *AuthTokensGroupBy) BoolX(ctx context.Context) bool {
-	v, err := atgb.Bool(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
 func (atgb *AuthTokensGroupBy) sqlScan(ctx context.Context, v interface{}) error {
 	for _, f := range atgb.fields {
 		if !authtokens.ValidColumn(f) {
@@ -781,6 +586,7 @@ func (atgb *AuthTokensGroupBy) sqlQuery() *sql.Selector {
 // AuthTokensSelect is the builder for selecting fields of AuthTokens entities.
 type AuthTokensSelect struct {
 	*AuthTokensQuery
+	selector
 	// intermediate query (i.e. traversal path).
 	sql *sql.Selector
 }
@@ -794,201 +600,6 @@ func (ats *AuthTokensSelect) Scan(ctx context.Context, v interface{}) error {
 	return ats.sqlScan(ctx, v)
 }
 
-// ScanX is like Scan, but panics if an error occurs.
-func (ats *AuthTokensSelect) ScanX(ctx context.Context, v interface{}) {
-	if err := ats.Scan(ctx, v); err != nil {
-		panic(err)
-	}
-}
-
-// Strings returns list of strings from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Strings(ctx context.Context) ([]string, error) {
-	if len(ats.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensSelect.Strings is not achievable when selecting more than 1 field")
-	}
-	var v []string
-	if err := ats.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// StringsX is like Strings, but panics if an error occurs.
-func (ats *AuthTokensSelect) StringsX(ctx context.Context) []string {
-	v, err := ats.Strings(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// String returns a single string from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) String(ctx context.Context) (_ string, err error) {
-	var v []string
-	if v, err = ats.Strings(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensSelect.Strings returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// StringX is like String, but panics if an error occurs.
-func (ats *AuthTokensSelect) StringX(ctx context.Context) string {
-	v, err := ats.String(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Ints returns list of ints from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Ints(ctx context.Context) ([]int, error) {
-	if len(ats.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensSelect.Ints is not achievable when selecting more than 1 field")
-	}
-	var v []int
-	if err := ats.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// IntsX is like Ints, but panics if an error occurs.
-func (ats *AuthTokensSelect) IntsX(ctx context.Context) []int {
-	v, err := ats.Ints(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Int returns a single int from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Int(ctx context.Context) (_ int, err error) {
-	var v []int
-	if v, err = ats.Ints(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensSelect.Ints returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// IntX is like Int, but panics if an error occurs.
-func (ats *AuthTokensSelect) IntX(ctx context.Context) int {
-	v, err := ats.Int(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64s returns list of float64s from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Float64s(ctx context.Context) ([]float64, error) {
-	if len(ats.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensSelect.Float64s is not achievable when selecting more than 1 field")
-	}
-	var v []float64
-	if err := ats.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// Float64sX is like Float64s, but panics if an error occurs.
-func (ats *AuthTokensSelect) Float64sX(ctx context.Context) []float64 {
-	v, err := ats.Float64s(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64 returns a single float64 from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Float64(ctx context.Context) (_ float64, err error) {
-	var v []float64
-	if v, err = ats.Float64s(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensSelect.Float64s returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// Float64X is like Float64, but panics if an error occurs.
-func (ats *AuthTokensSelect) Float64X(ctx context.Context) float64 {
-	v, err := ats.Float64(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bools returns list of bools from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Bools(ctx context.Context) ([]bool, error) {
-	if len(ats.fields) > 1 {
-		return nil, errors.New("ent: AuthTokensSelect.Bools is not achievable when selecting more than 1 field")
-	}
-	var v []bool
-	if err := ats.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// BoolsX is like Bools, but panics if an error occurs.
-func (ats *AuthTokensSelect) BoolsX(ctx context.Context) []bool {
-	v, err := ats.Bools(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bool returns a single bool from a selector. It is only allowed when selecting one field.
-func (ats *AuthTokensSelect) Bool(ctx context.Context) (_ bool, err error) {
-	var v []bool
-	if v, err = ats.Bools(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{authtokens.Label}
-	default:
-		err = fmt.Errorf("ent: AuthTokensSelect.Bools returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// BoolX is like Bool, but panics if an error occurs.
-func (ats *AuthTokensSelect) BoolX(ctx context.Context) bool {
-	v, err := ats.Bool(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
 func (ats *AuthTokensSelect) sqlScan(ctx context.Context, v interface{}) error {
 	rows := &sql.Rows{}
 	query, args := ats.sql.Query()

backend/ent/authtokens_update.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -30,6 +30,12 @@ func (atu *AuthTokensUpdate) Where(ps ...predicate.AuthTokens) *AuthTokensUpdate
 	return atu
 }
 
+// SetUpdatedAt sets the "updated_at" field.
+func (atu *AuthTokensUpdate) SetUpdatedAt(t time.Time) *AuthTokensUpdate {
+	atu.mutation.SetUpdatedAt(t)
+	return atu
+}
+
 // SetToken sets the "token" field.
 func (atu *AuthTokensUpdate) SetToken(b []byte) *AuthTokensUpdate {
 	atu.mutation.SetToken(b)
@@ -50,20 +56,6 @@ func (atu *AuthTokensUpdate) SetNillableExpiresAt(t *time.Time) *AuthTokensUpdat
 	return atu
 }
 
-// SetCreatedAt sets the "created_at" field.
-func (atu *AuthTokensUpdate) SetCreatedAt(t time.Time) *AuthTokensUpdate {
-	atu.mutation.SetCreatedAt(t)
-	return atu
-}
-
-// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
-func (atu *AuthTokensUpdate) SetNillableCreatedAt(t *time.Time) *AuthTokensUpdate {
-	if t != nil {
-		atu.SetCreatedAt(*t)
-	}
-	return atu
-}
-
 // SetUserID sets the "user" edge to the User entity by ID.
 func (atu *AuthTokensUpdate) SetUserID(id uuid.UUID) *AuthTokensUpdate {
 	atu.mutation.SetUserID(id)
@@ -100,6 +92,7 @@ func (atu *AuthTokensUpdate) Save(ctx context.Context) (int, error) {
 		err      error
 		affected int
 	)
+	atu.defaults()
 	if len(atu.hooks) == 0 {
 		affected, err = atu.sqlSave(ctx)
 	} else {
@@ -148,13 +141,21 @@ func (atu *AuthTokensUpdate) ExecX(ctx context.Context) {
 	}
 }
 
+// defaults sets the default values of the builder before save.
+func (atu *AuthTokensUpdate) defaults() {
+	if _, ok := atu.mutation.UpdatedAt(); !ok {
+		v := authtokens.UpdateDefaultUpdatedAt()
+		atu.mutation.SetUpdatedAt(v)
+	}
+}
+
 func (atu *AuthTokensUpdate) sqlSave(ctx context.Context) (n int, err error) {
 	_spec := &sqlgraph.UpdateSpec{
 		Node: &sqlgraph.NodeSpec{
 			Table:   authtokens.Table,
 			Columns: authtokens.Columns,
 			ID: &sqlgraph.FieldSpec{
-				Type:   field.TypeInt,
+				Type:   field.TypeUUID,
 				Column: authtokens.FieldID,
 			},
 		},
@@ -166,6 +167,13 @@ func (atu *AuthTokensUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			}
 		}
 	}
+	if value, ok := atu.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: authtokens.FieldUpdatedAt,
+		})
+	}
 	if value, ok := atu.mutation.Token(); ok {
 		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
 			Type:   field.TypeBytes,
@@ -180,13 +188,6 @@ func (atu *AuthTokensUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			Column: authtokens.FieldExpiresAt,
 		})
 	}
-	if value, ok := atu.mutation.CreatedAt(); ok {
-		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
-			Type:   field.TypeTime,
-			Value:  value,
-			Column: authtokens.FieldCreatedAt,
-		})
-	}
 	if atu.mutation.UserCleared() {
 		edge := &sqlgraph.EdgeSpec{
 			Rel:     sqlgraph.M2O,
@@ -226,7 +227,7 @@ func (atu *AuthTokensUpdate) sqlSave(ctx context.Context) (n int, err error) {
 		if _, ok := err.(*sqlgraph.NotFoundError); ok {
 			err = &NotFoundError{authtokens.Label}
 		} else if sqlgraph.IsConstraintError(err) {
-			err = &ConstraintError{err.Error(), err}
+			err = &ConstraintError{msg: err.Error(), wrap: err}
 		}
 		return 0, err
 	}
@@ -241,6 +242,12 @@ type AuthTokensUpdateOne struct {
 	mutation *AuthTokensMutation
 }
 
+// SetUpdatedAt sets the "updated_at" field.
+func (atuo *AuthTokensUpdateOne) SetUpdatedAt(t time.Time) *AuthTokensUpdateOne {
+	atuo.mutation.SetUpdatedAt(t)
+	return atuo
+}
+
 // SetToken sets the "token" field.
 func (atuo *AuthTokensUpdateOne) SetToken(b []byte) *AuthTokensUpdateOne {
 	atuo.mutation.SetToken(b)
@@ -261,20 +268,6 @@ func (atuo *AuthTokensUpdateOne) SetNillableExpiresAt(t *time.Time) *AuthTokensU
 	return atuo
 }
 
-// SetCreatedAt sets the "created_at" field.
-func (atuo *AuthTokensUpdateOne) SetCreatedAt(t time.Time) *AuthTokensUpdateOne {
-	atuo.mutation.SetCreatedAt(t)
-	return atuo
-}
-
-// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
-func (atuo *AuthTokensUpdateOne) SetNillableCreatedAt(t *time.Time) *AuthTokensUpdateOne {
-	if t != nil {
-		atuo.SetCreatedAt(*t)
-	}
-	return atuo
-}
-
 // SetUserID sets the "user" edge to the User entity by ID.
 func (atuo *AuthTokensUpdateOne) SetUserID(id uuid.UUID) *AuthTokensUpdateOne {
 	atuo.mutation.SetUserID(id)
@@ -318,6 +311,7 @@ func (atuo *AuthTokensUpdateOne) Save(ctx context.Context) (*AuthTokens, error)
 		err  error
 		node *AuthTokens
 	)
+	atuo.defaults()
 	if len(atuo.hooks) == 0 {
 		node, err = atuo.sqlSave(ctx)
 	} else {
@@ -337,9 +331,15 @@ func (atuo *AuthTokensUpdateOne) Save(ctx context.Context) (*AuthTokens, error)
 			}
 			mut = atuo.hooks[i](mut)
 		}
-		if _, err := mut.Mutate(ctx, atuo.mutation); err != nil {
+		v, err := mut.Mutate(ctx, atuo.mutation)
+		if err != nil {
 			return nil, err
 		}
+		nv, ok := v.(*AuthTokens)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from AuthTokensMutation", v)
+		}
+		node = nv
 	}
 	return node, err
 }
@@ -366,13 +366,21 @@ func (atuo *AuthTokensUpdateOne) ExecX(ctx context.Context) {
 	}
 }
 
+// defaults sets the default values of the builder before save.
+func (atuo *AuthTokensUpdateOne) defaults() {
+	if _, ok := atuo.mutation.UpdatedAt(); !ok {
+		v := authtokens.UpdateDefaultUpdatedAt()
+		atuo.mutation.SetUpdatedAt(v)
+	}
+}
+
 func (atuo *AuthTokensUpdateOne) sqlSave(ctx context.Context) (_node *AuthTokens, err error) {
 	_spec := &sqlgraph.UpdateSpec{
 		Node: &sqlgraph.NodeSpec{
 			Table:   authtokens.Table,
 			Columns: authtokens.Columns,
 			ID: &sqlgraph.FieldSpec{
-				Type:   field.TypeInt,
+				Type:   field.TypeUUID,
 				Column: authtokens.FieldID,
 			},
 		},
@@ -401,6 +409,13 @@ func (atuo *AuthTokensUpdateOne) sqlSave(ctx context.Context) (_node *AuthTokens
 			}
 		}
 	}
+	if value, ok := atuo.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: authtokens.FieldUpdatedAt,
+		})
+	}
 	if value, ok := atuo.mutation.Token(); ok {
 		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
 			Type:   field.TypeBytes,
@@ -415,13 +430,6 @@ func (atuo *AuthTokensUpdateOne) sqlSave(ctx context.Context) (_node *AuthTokens
 			Column: authtokens.FieldExpiresAt,
 		})
 	}
-	if value, ok := atuo.mutation.CreatedAt(); ok {
-		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
-			Type:   field.TypeTime,
-			Value:  value,
-			Column: authtokens.FieldCreatedAt,
-		})
-	}
 	if atuo.mutation.UserCleared() {
 		edge := &sqlgraph.EdgeSpec{
 			Rel:     sqlgraph.M2O,
@@ -464,7 +472,7 @@ func (atuo *AuthTokensUpdateOne) sqlSave(ctx context.Context) (_node *AuthTokens
 		if _, ok := err.(*sqlgraph.NotFoundError); ok {
 			err = &NotFoundError{authtokens.Label}
 		} else if sqlgraph.IsConstraintError(err) {
-			err = &ConstraintError{err.Error(), err}
+			err = &ConstraintError{msg: err.Error(), wrap: err}
 		}
 		return nil, err
 	}

backend/ent/client.go

@@ -1,9 +1,10 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"log"
 
@@ -11,6 +12,11 @@ import (
 	"github.com/hay-kot/content/backend/ent/migrate"
 
 	"github.com/hay-kot/content/backend/ent/authtokens"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
 	"github.com/hay-kot/content/backend/ent/user"
 
 	"entgo.io/ent/dialect"
@@ -25,6 +31,16 @@ type Client struct {
 	Schema *migrate.Schema
 	// AuthTokens is the client for interacting with the AuthTokens builders.
 	AuthTokens *AuthTokensClient
+	// Group is the client for interacting with the Group builders.
+	Group *GroupClient
+	// Item is the client for interacting with the Item builders.
+	Item *ItemClient
+	// ItemField is the client for interacting with the ItemField builders.
+	ItemField *ItemFieldClient
+	// Label is the client for interacting with the Label builders.
+	Label *LabelClient
+	// Location is the client for interacting with the Location builders.
+	Location *LocationClient
 	// User is the client for interacting with the User builders.
 	User *UserClient
 }
@@ -41,6 +57,11 @@ func NewClient(opts ...Option) *Client {
 func (c *Client) init() {
 	c.Schema = migrate.NewSchema(c.driver)
 	c.AuthTokens = NewAuthTokensClient(c.config)
+	c.Group = NewGroupClient(c.config)
+	c.Item = NewItemClient(c.config)
+	c.ItemField = NewItemFieldClient(c.config)
+	c.Label = NewLabelClient(c.config)
+	c.Location = NewLocationClient(c.config)
 	c.User = NewUserClient(c.config)
 }
 
@@ -64,7 +85,7 @@ func Open(driverName, dataSourceName string, options ...Option) (*Client, error)
 // is used until the transaction is committed or rolled back.
 func (c *Client) Tx(ctx context.Context) (*Tx, error) {
 	if _, ok := c.driver.(*txDriver); ok {
-		return nil, fmt.Errorf("ent: cannot start a transaction within a transaction")
+		return nil, errors.New("ent: cannot start a transaction within a transaction")
 	}
 	tx, err := newTx(ctx, c.driver)
 	if err != nil {
@@ -76,6 +97,11 @@ func (c *Client) Tx(ctx context.Context) (*Tx, error) {
 		ctx:        ctx,
 		config:     cfg,
 		AuthTokens: NewAuthTokensClient(cfg),
+		Group:      NewGroupClient(cfg),
+		Item:       NewItemClient(cfg),
+		ItemField:  NewItemFieldClient(cfg),
+		Label:      NewLabelClient(cfg),
+		Location:   NewLocationClient(cfg),
 		User:       NewUserClient(cfg),
 	}, nil
 }
@@ -83,7 +109,7 @@ func (c *Client) Tx(ctx context.Context) (*Tx, error) {
 // BeginTx returns a transactional client with specified options.
 func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error) {
 	if _, ok := c.driver.(*txDriver); ok {
-		return nil, fmt.Errorf("ent: cannot start a transaction within a transaction")
+		return nil, errors.New("ent: cannot start a transaction within a transaction")
 	}
 	tx, err := c.driver.(interface {
 		BeginTx(context.Context, *sql.TxOptions) (dialect.Tx, error)
@@ -97,6 +123,11 @@ func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)
 		ctx:        ctx,
 		config:     cfg,
 		AuthTokens: NewAuthTokensClient(cfg),
+		Group:      NewGroupClient(cfg),
+		Item:       NewItemClient(cfg),
+		ItemField:  NewItemFieldClient(cfg),
+		Label:      NewLabelClient(cfg),
+		Location:   NewLocationClient(cfg),
 		User:       NewUserClient(cfg),
 	}, nil
 }
@@ -107,7 +138,6 @@ func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)
 //		AuthTokens.
 //		Query().
 //		Count(ctx)
-//
 func (c *Client) Debug() *Client {
 	if c.debug {
 		return c
@@ -128,6 +158,11 @@ func (c *Client) Close() error {
 // In order to add hooks to a specific client, call: `client.Node.Use(...)`.
 func (c *Client) Use(hooks ...Hook) {
 	c.AuthTokens.Use(hooks...)
+	c.Group.Use(hooks...)
+	c.Item.Use(hooks...)
+	c.ItemField.Use(hooks...)
+	c.Label.Use(hooks...)
+	c.Location.Use(hooks...)
 	c.User.Use(hooks...)
 }
 
@@ -147,7 +182,7 @@ func (c *AuthTokensClient) Use(hooks ...Hook) {
 	c.hooks.AuthTokens = append(c.hooks.AuthTokens, hooks...)
 }
 
-// Create returns a create builder for AuthTokens.
+// Create returns a builder for creating a AuthTokens entity.
 func (c *AuthTokensClient) Create() *AuthTokensCreate {
 	mutation := newAuthTokensMutation(c.config, OpCreate)
 	return &AuthTokensCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
@@ -171,7 +206,7 @@ func (c *AuthTokensClient) UpdateOne(at *AuthTokens) *AuthTokensUpdateOne {
 }
 
 // UpdateOneID returns an update builder for the given id.
-func (c *AuthTokensClient) UpdateOneID(id int) *AuthTokensUpdateOne {
+func (c *AuthTokensClient) UpdateOneID(id uuid.UUID) *AuthTokensUpdateOne {
 	mutation := newAuthTokensMutation(c.config, OpUpdateOne, withAuthTokensID(id))
 	return &AuthTokensUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
 }
@@ -182,13 +217,13 @@ func (c *AuthTokensClient) Delete() *AuthTokensDelete {
 	return &AuthTokensDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
 }
 
-// DeleteOne returns a delete builder for the given entity.
+// DeleteOne returns a builder for deleting the given entity.
 func (c *AuthTokensClient) DeleteOne(at *AuthTokens) *AuthTokensDeleteOne {
 	return c.DeleteOneID(at.ID)
 }
 
-// DeleteOneID returns a delete builder for the given id.
+// DeleteOne returns a builder for deleting the given entity by its id.
-func (c *AuthTokensClient) DeleteOneID(id int) *AuthTokensDeleteOne {
+func (c *AuthTokensClient) DeleteOneID(id uuid.UUID) *AuthTokensDeleteOne {
 	builder := c.Delete().Where(authtokens.ID(id))
 	builder.mutation.id = &id
 	builder.mutation.op = OpDeleteOne
@@ -203,12 +238,12 @@ func (c *AuthTokensClient) Query() *AuthTokensQuery {
 }
 
 // Get returns a AuthTokens entity by its id.
-func (c *AuthTokensClient) Get(ctx context.Context, id int) (*AuthTokens, error) {
+func (c *AuthTokensClient) Get(ctx context.Context, id uuid.UUID) (*AuthTokens, error) {
 	return c.Query().Where(authtokens.ID(id)).Only(ctx)
 }
 
 // GetX is like Get, but panics if an error occurs.
-func (c *AuthTokensClient) GetX(ctx context.Context, id int) *AuthTokens {
+func (c *AuthTokensClient) GetX(ctx context.Context, id uuid.UUID) *AuthTokens {
 	obj, err := c.Get(ctx, id)
 	if err != nil {
 		panic(err)
@@ -237,6 +272,664 @@ func (c *AuthTokensClient) Hooks() []Hook {
 	return c.hooks.AuthTokens
 }
 
+// GroupClient is a client for the Group schema.
+type GroupClient struct {
+	config
+}
+
+// NewGroupClient returns a client for the Group from the given config.
+func NewGroupClient(c config) *GroupClient {
+	return &GroupClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `group.Hooks(f(g(h())))`.
+func (c *GroupClient) Use(hooks ...Hook) {
+	c.hooks.Group = append(c.hooks.Group, hooks...)
+}
+
+// Create returns a builder for creating a Group entity.
+func (c *GroupClient) Create() *GroupCreate {
+	mutation := newGroupMutation(c.config, OpCreate)
+	return &GroupCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of Group entities.
+func (c *GroupClient) CreateBulk(builders ...*GroupCreate) *GroupCreateBulk {
+	return &GroupCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for Group.
+func (c *GroupClient) Update() *GroupUpdate {
+	mutation := newGroupMutation(c.config, OpUpdate)
+	return &GroupUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *GroupClient) UpdateOne(gr *Group) *GroupUpdateOne {
+	mutation := newGroupMutation(c.config, OpUpdateOne, withGroup(gr))
+	return &GroupUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *GroupClient) UpdateOneID(id uuid.UUID) *GroupUpdateOne {
+	mutation := newGroupMutation(c.config, OpUpdateOne, withGroupID(id))
+	return &GroupUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for Group.
+func (c *GroupClient) Delete() *GroupDelete {
+	mutation := newGroupMutation(c.config, OpDelete)
+	return &GroupDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *GroupClient) DeleteOne(gr *Group) *GroupDeleteOne {
+	return c.DeleteOneID(gr.ID)
+}
+
+// DeleteOne returns a builder for deleting the given entity by its id.
+func (c *GroupClient) DeleteOneID(id uuid.UUID) *GroupDeleteOne {
+	builder := c.Delete().Where(group.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &GroupDeleteOne{builder}
+}
+
+// Query returns a query builder for Group.
+func (c *GroupClient) Query() *GroupQuery {
+	return &GroupQuery{
+		config: c.config,
+	}
+}
+
+// Get returns a Group entity by its id.
+func (c *GroupClient) Get(ctx context.Context, id uuid.UUID) (*Group, error) {
+	return c.Query().Where(group.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *GroupClient) GetX(ctx context.Context, id uuid.UUID) *Group {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryUsers queries the users edge of a Group.
+func (c *GroupClient) QueryUsers(gr *Group) *UserQuery {
+	query := &UserQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := gr.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, id),
+			sqlgraph.To(user.Table, user.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.UsersTable, group.UsersColumn),
+		)
+		fromV = sqlgraph.Neighbors(gr.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryLocations queries the locations edge of a Group.
+func (c *GroupClient) QueryLocations(gr *Group) *LocationQuery {
+	query := &LocationQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := gr.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, id),
+			sqlgraph.To(location.Table, location.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.LocationsTable, group.LocationsColumn),
+		)
+		fromV = sqlgraph.Neighbors(gr.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryItems queries the items edge of a Group.
+func (c *GroupClient) QueryItems(gr *Group) *ItemQuery {
+	query := &ItemQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := gr.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, id),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.ItemsTable, group.ItemsColumn),
+		)
+		fromV = sqlgraph.Neighbors(gr.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryLabels queries the labels edge of a Group.
+func (c *GroupClient) QueryLabels(gr *Group) *LabelQuery {
+	query := &LabelQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := gr.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, id),
+			sqlgraph.To(label.Table, label.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.LabelsTable, group.LabelsColumn),
+		)
+		fromV = sqlgraph.Neighbors(gr.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *GroupClient) Hooks() []Hook {
+	return c.hooks.Group
+}
+
+// ItemClient is a client for the Item schema.
+type ItemClient struct {
+	config
+}
+
+// NewItemClient returns a client for the Item from the given config.
+func NewItemClient(c config) *ItemClient {
+	return &ItemClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `item.Hooks(f(g(h())))`.
+func (c *ItemClient) Use(hooks ...Hook) {
+	c.hooks.Item = append(c.hooks.Item, hooks...)
+}
+
+// Create returns a builder for creating a Item entity.
+func (c *ItemClient) Create() *ItemCreate {
+	mutation := newItemMutation(c.config, OpCreate)
+	return &ItemCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of Item entities.
+func (c *ItemClient) CreateBulk(builders ...*ItemCreate) *ItemCreateBulk {
+	return &ItemCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for Item.
+func (c *ItemClient) Update() *ItemUpdate {
+	mutation := newItemMutation(c.config, OpUpdate)
+	return &ItemUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *ItemClient) UpdateOne(i *Item) *ItemUpdateOne {
+	mutation := newItemMutation(c.config, OpUpdateOne, withItem(i))
+	return &ItemUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *ItemClient) UpdateOneID(id uuid.UUID) *ItemUpdateOne {
+	mutation := newItemMutation(c.config, OpUpdateOne, withItemID(id))
+	return &ItemUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for Item.
+func (c *ItemClient) Delete() *ItemDelete {
+	mutation := newItemMutation(c.config, OpDelete)
+	return &ItemDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *ItemClient) DeleteOne(i *Item) *ItemDeleteOne {
+	return c.DeleteOneID(i.ID)
+}
+
+// DeleteOne returns a builder for deleting the given entity by its id.
+func (c *ItemClient) DeleteOneID(id uuid.UUID) *ItemDeleteOne {
+	builder := c.Delete().Where(item.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &ItemDeleteOne{builder}
+}
+
+// Query returns a query builder for Item.
+func (c *ItemClient) Query() *ItemQuery {
+	return &ItemQuery{
+		config: c.config,
+	}
+}
+
+// Get returns a Item entity by its id.
+func (c *ItemClient) Get(ctx context.Context, id uuid.UUID) (*Item, error) {
+	return c.Query().Where(item.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *ItemClient) GetX(ctx context.Context, id uuid.UUID) *Item {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryGroup queries the group edge of a Item.
+func (c *ItemClient) QueryGroup(i *Item) *GroupQuery {
+	query := &GroupQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := i.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, id),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, item.GroupTable, item.GroupColumn),
+		)
+		fromV = sqlgraph.Neighbors(i.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryLocation queries the location edge of a Item.
+func (c *ItemClient) QueryLocation(i *Item) *LocationQuery {
+	query := &LocationQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := i.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, id),
+			sqlgraph.To(location.Table, location.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, item.LocationTable, item.LocationColumn),
+		)
+		fromV = sqlgraph.Neighbors(i.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryFields queries the fields edge of a Item.
+func (c *ItemClient) QueryFields(i *Item) *ItemFieldQuery {
+	query := &ItemFieldQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := i.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, id),
+			sqlgraph.To(itemfield.Table, itemfield.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, item.FieldsTable, item.FieldsColumn),
+		)
+		fromV = sqlgraph.Neighbors(i.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryLabel queries the label edge of a Item.
+func (c *ItemClient) QueryLabel(i *Item) *LabelQuery {
+	query := &LabelQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := i.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, id),
+			sqlgraph.To(label.Table, label.FieldID),
+			sqlgraph.Edge(sqlgraph.M2M, true, item.LabelTable, item.LabelPrimaryKey...),
+		)
+		fromV = sqlgraph.Neighbors(i.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *ItemClient) Hooks() []Hook {
+	return c.hooks.Item
+}
+
+// ItemFieldClient is a client for the ItemField schema.
+type ItemFieldClient struct {
+	config
+}
+
+// NewItemFieldClient returns a client for the ItemField from the given config.
+func NewItemFieldClient(c config) *ItemFieldClient {
+	return &ItemFieldClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `itemfield.Hooks(f(g(h())))`.
+func (c *ItemFieldClient) Use(hooks ...Hook) {
+	c.hooks.ItemField = append(c.hooks.ItemField, hooks...)
+}
+
+// Create returns a builder for creating a ItemField entity.
+func (c *ItemFieldClient) Create() *ItemFieldCreate {
+	mutation := newItemFieldMutation(c.config, OpCreate)
+	return &ItemFieldCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of ItemField entities.
+func (c *ItemFieldClient) CreateBulk(builders ...*ItemFieldCreate) *ItemFieldCreateBulk {
+	return &ItemFieldCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for ItemField.
+func (c *ItemFieldClient) Update() *ItemFieldUpdate {
+	mutation := newItemFieldMutation(c.config, OpUpdate)
+	return &ItemFieldUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *ItemFieldClient) UpdateOne(_if *ItemField) *ItemFieldUpdateOne {
+	mutation := newItemFieldMutation(c.config, OpUpdateOne, withItemField(_if))
+	return &ItemFieldUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *ItemFieldClient) UpdateOneID(id uuid.UUID) *ItemFieldUpdateOne {
+	mutation := newItemFieldMutation(c.config, OpUpdateOne, withItemFieldID(id))
+	return &ItemFieldUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for ItemField.
+func (c *ItemFieldClient) Delete() *ItemFieldDelete {
+	mutation := newItemFieldMutation(c.config, OpDelete)
+	return &ItemFieldDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *ItemFieldClient) DeleteOne(_if *ItemField) *ItemFieldDeleteOne {
+	return c.DeleteOneID(_if.ID)
+}
+
+// DeleteOne returns a builder for deleting the given entity by its id.
+func (c *ItemFieldClient) DeleteOneID(id uuid.UUID) *ItemFieldDeleteOne {
+	builder := c.Delete().Where(itemfield.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &ItemFieldDeleteOne{builder}
+}
+
+// Query returns a query builder for ItemField.
+func (c *ItemFieldClient) Query() *ItemFieldQuery {
+	return &ItemFieldQuery{
+		config: c.config,
+	}
+}
+
+// Get returns a ItemField entity by its id.
+func (c *ItemFieldClient) Get(ctx context.Context, id uuid.UUID) (*ItemField, error) {
+	return c.Query().Where(itemfield.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *ItemFieldClient) GetX(ctx context.Context, id uuid.UUID) *ItemField {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryItem queries the item edge of a ItemField.
+func (c *ItemFieldClient) QueryItem(_if *ItemField) *ItemQuery {
+	query := &ItemQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := _if.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(itemfield.Table, itemfield.FieldID, id),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, itemfield.ItemTable, itemfield.ItemColumn),
+		)
+		fromV = sqlgraph.Neighbors(_if.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *ItemFieldClient) Hooks() []Hook {
+	return c.hooks.ItemField
+}
+
+// LabelClient is a client for the Label schema.
+type LabelClient struct {
+	config
+}
+
+// NewLabelClient returns a client for the Label from the given config.
+func NewLabelClient(c config) *LabelClient {
+	return &LabelClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `label.Hooks(f(g(h())))`.
+func (c *LabelClient) Use(hooks ...Hook) {
+	c.hooks.Label = append(c.hooks.Label, hooks...)
+}
+
+// Create returns a builder for creating a Label entity.
+func (c *LabelClient) Create() *LabelCreate {
+	mutation := newLabelMutation(c.config, OpCreate)
+	return &LabelCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of Label entities.
+func (c *LabelClient) CreateBulk(builders ...*LabelCreate) *LabelCreateBulk {
+	return &LabelCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for Label.
+func (c *LabelClient) Update() *LabelUpdate {
+	mutation := newLabelMutation(c.config, OpUpdate)
+	return &LabelUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *LabelClient) UpdateOne(l *Label) *LabelUpdateOne {
+	mutation := newLabelMutation(c.config, OpUpdateOne, withLabel(l))
+	return &LabelUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *LabelClient) UpdateOneID(id uuid.UUID) *LabelUpdateOne {
+	mutation := newLabelMutation(c.config, OpUpdateOne, withLabelID(id))
+	return &LabelUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for Label.
+func (c *LabelClient) Delete() *LabelDelete {
+	mutation := newLabelMutation(c.config, OpDelete)
+	return &LabelDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *LabelClient) DeleteOne(l *Label) *LabelDeleteOne {
+	return c.DeleteOneID(l.ID)
+}
+
+// DeleteOne returns a builder for deleting the given entity by its id.
+func (c *LabelClient) DeleteOneID(id uuid.UUID) *LabelDeleteOne {
+	builder := c.Delete().Where(label.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &LabelDeleteOne{builder}
+}
+
+// Query returns a query builder for Label.
+func (c *LabelClient) Query() *LabelQuery {
+	return &LabelQuery{
+		config: c.config,
+	}
+}
+
+// Get returns a Label entity by its id.
+func (c *LabelClient) Get(ctx context.Context, id uuid.UUID) (*Label, error) {
+	return c.Query().Where(label.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *LabelClient) GetX(ctx context.Context, id uuid.UUID) *Label {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryGroup queries the group edge of a Label.
+func (c *LabelClient) QueryGroup(l *Label) *GroupQuery {
+	query := &GroupQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := l.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(label.Table, label.FieldID, id),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, label.GroupTable, label.GroupColumn),
+		)
+		fromV = sqlgraph.Neighbors(l.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryItems queries the items edge of a Label.
+func (c *LabelClient) QueryItems(l *Label) *ItemQuery {
+	query := &ItemQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := l.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(label.Table, label.FieldID, id),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.M2M, false, label.ItemsTable, label.ItemsPrimaryKey...),
+		)
+		fromV = sqlgraph.Neighbors(l.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *LabelClient) Hooks() []Hook {
+	return c.hooks.Label
+}
+
+// LocationClient is a client for the Location schema.
+type LocationClient struct {
+	config
+}
+
+// NewLocationClient returns a client for the Location from the given config.
+func NewLocationClient(c config) *LocationClient {
+	return &LocationClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `location.Hooks(f(g(h())))`.
+func (c *LocationClient) Use(hooks ...Hook) {
+	c.hooks.Location = append(c.hooks.Location, hooks...)
+}
+
+// Create returns a builder for creating a Location entity.
+func (c *LocationClient) Create() *LocationCreate {
+	mutation := newLocationMutation(c.config, OpCreate)
+	return &LocationCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of Location entities.
+func (c *LocationClient) CreateBulk(builders ...*LocationCreate) *LocationCreateBulk {
+	return &LocationCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for Location.
+func (c *LocationClient) Update() *LocationUpdate {
+	mutation := newLocationMutation(c.config, OpUpdate)
+	return &LocationUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *LocationClient) UpdateOne(l *Location) *LocationUpdateOne {
+	mutation := newLocationMutation(c.config, OpUpdateOne, withLocation(l))
+	return &LocationUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *LocationClient) UpdateOneID(id uuid.UUID) *LocationUpdateOne {
+	mutation := newLocationMutation(c.config, OpUpdateOne, withLocationID(id))
+	return &LocationUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for Location.
+func (c *LocationClient) Delete() *LocationDelete {
+	mutation := newLocationMutation(c.config, OpDelete)
+	return &LocationDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *LocationClient) DeleteOne(l *Location) *LocationDeleteOne {
+	return c.DeleteOneID(l.ID)
+}
+
+// DeleteOne returns a builder for deleting the given entity by its id.
+func (c *LocationClient) DeleteOneID(id uuid.UUID) *LocationDeleteOne {
+	builder := c.Delete().Where(location.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &LocationDeleteOne{builder}
+}
+
+// Query returns a query builder for Location.
+func (c *LocationClient) Query() *LocationQuery {
+	return &LocationQuery{
+		config: c.config,
+	}
+}
+
+// Get returns a Location entity by its id.
+func (c *LocationClient) Get(ctx context.Context, id uuid.UUID) (*Location, error) {
+	return c.Query().Where(location.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *LocationClient) GetX(ctx context.Context, id uuid.UUID) *Location {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryGroup queries the group edge of a Location.
+func (c *LocationClient) QueryGroup(l *Location) *GroupQuery {
+	query := &GroupQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := l.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(location.Table, location.FieldID, id),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, location.GroupTable, location.GroupColumn),
+		)
+		fromV = sqlgraph.Neighbors(l.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryItems queries the items edge of a Location.
+func (c *LocationClient) QueryItems(l *Location) *ItemQuery {
+	query := &ItemQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := l.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(location.Table, location.FieldID, id),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, location.ItemsTable, location.ItemsColumn),
+		)
+		fromV = sqlgraph.Neighbors(l.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *LocationClient) Hooks() []Hook {
+	return c.hooks.Location
+}
+
 // UserClient is a client for the User schema.
 type UserClient struct {
 	config
@@ -253,7 +946,7 @@ func (c *UserClient) Use(hooks ...Hook) {
 	c.hooks.User = append(c.hooks.User, hooks...)
 }
 
-// Create returns a create builder for User.
+// Create returns a builder for creating a User entity.
 func (c *UserClient) Create() *UserCreate {
 	mutation := newUserMutation(c.config, OpCreate)
 	return &UserCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
@@ -288,12 +981,12 @@ func (c *UserClient) Delete() *UserDelete {
 	return &UserDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
 }
 
-// DeleteOne returns a delete builder for the given entity.
+// DeleteOne returns a builder for deleting the given entity.
 func (c *UserClient) DeleteOne(u *User) *UserDeleteOne {
 	return c.DeleteOneID(u.ID)
 }
 
-// DeleteOneID returns a delete builder for the given id.
+// DeleteOne returns a builder for deleting the given entity by its id.
 func (c *UserClient) DeleteOneID(id uuid.UUID) *UserDeleteOne {
 	builder := c.Delete().Where(user.ID(id))
 	builder.mutation.id = &id
@@ -322,6 +1015,22 @@ func (c *UserClient) GetX(ctx context.Context, id uuid.UUID) *User {
 	return obj
 }
 
+// QueryGroup queries the group edge of a User.
+func (c *UserClient) QueryGroup(u *User) *GroupQuery {
+	query := &GroupQuery{config: c.config}
+	query.path = func(ctx context.Context) (fromV *sql.Selector, _ error) {
+		id := u.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(user.Table, user.FieldID, id),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, user.GroupTable, user.GroupColumn),
+		)
+		fromV = sqlgraph.Neighbors(u.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
 // QueryAuthTokens queries the auth_tokens edge of a User.
 func (c *UserClient) QueryAuthTokens(u *User) *AuthTokensQuery {
 	query := &AuthTokensQuery{config: c.config}

backend/ent/config.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -25,6 +25,11 @@ type config struct {
 // hooks per client, for fast access.
 type hooks struct {
 	AuthTokens []ent.Hook
+	Group      []ent.Hook
+	Item       []ent.Hook
+	ItemField  []ent.Hook
+	Label      []ent.Hook
+	Location   []ent.Hook
 	User       []ent.Hook
 }
 

backend/ent/context.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 

backend/ent/ent.go

@@ -1,14 +1,21 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
 import (
+	"context"
 	"errors"
 	"fmt"
 
 	"entgo.io/ent"
 	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
 	"github.com/hay-kot/content/backend/ent/authtokens"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
 	"github.com/hay-kot/content/backend/ent/user"
 )
 
@@ -31,6 +38,11 @@ type OrderFunc func(*sql.Selector)
 func columnChecker(table string) func(string) error {
 	checks := map[string]func(string) bool{
 		authtokens.Table: authtokens.ValidColumn,
+		group.Table:      group.ValidColumn,
+		item.Table:       item.ValidColumn,
+		itemfield.Table:  itemfield.ValidColumn,
+		label.Table:      label.ValidColumn,
+		location.Table:   location.ValidColumn,
 		user.Table:       user.ValidColumn,
 	}
 	check, ok := checks[table]
@@ -81,7 +93,6 @@ type AggregateFunc func(*sql.Selector) string
 //	GroupBy(field1, field2).
 //	Aggregate(ent.As(ent.Sum(field1), "sum_field1"), (ent.As(ent.Sum(field2), "sum_field2")).
 //	Scan(ctx, &v)
-//
 func As(fn AggregateFunc, end string) AggregateFunc {
 	return func(s *sql.Selector) string {
 		return sql.As(fn(s), end)
@@ -259,3 +270,208 @@ func IsConstraintError(err error) bool {
 	var e *ConstraintError
 	return errors.As(err, &e)
 }
+
+// selector embedded by the different Select/GroupBy builders.
+type selector struct {
+	label string
+	flds  *[]string
+	scan  func(context.Context, interface{}) error
+}
+
+// ScanX is like Scan, but panics if an error occurs.
+func (s *selector) ScanX(ctx context.Context, v interface{}) {
+	if err := s.scan(ctx, v); err != nil {
+		panic(err)
+	}
+}
+
+// Strings returns list of strings from a selector. It is only allowed when selecting one field.
+func (s *selector) Strings(ctx context.Context) ([]string, error) {
+	if len(*s.flds) > 1 {
+		return nil, errors.New("ent: Strings is not achievable when selecting more than 1 field")
+	}
+	var v []string
+	if err := s.scan(ctx, &v); err != nil {
+		return nil, err
+	}
+	return v, nil
+}
+
+// StringsX is like Strings, but panics if an error occurs.
+func (s *selector) StringsX(ctx context.Context) []string {
+	v, err := s.Strings(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// String returns a single string from a selector. It is only allowed when selecting one field.
+func (s *selector) String(ctx context.Context) (_ string, err error) {
+	var v []string
+	if v, err = s.Strings(ctx); err != nil {
+		return
+	}
+	switch len(v) {
+	case 1:
+		return v[0], nil
+	case 0:
+		err = &NotFoundError{s.label}
+	default:
+		err = fmt.Errorf("ent: Strings returned %d results when one was expected", len(v))
+	}
+	return
+}
+
+// StringX is like String, but panics if an error occurs.
+func (s *selector) StringX(ctx context.Context) string {
+	v, err := s.String(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Ints returns list of ints from a selector. It is only allowed when selecting one field.
+func (s *selector) Ints(ctx context.Context) ([]int, error) {
+	if len(*s.flds) > 1 {
+		return nil, errors.New("ent: Ints is not achievable when selecting more than 1 field")
+	}
+	var v []int
+	if err := s.scan(ctx, &v); err != nil {
+		return nil, err
+	}
+	return v, nil
+}
+
+// IntsX is like Ints, but panics if an error occurs.
+func (s *selector) IntsX(ctx context.Context) []int {
+	v, err := s.Ints(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Int returns a single int from a selector. It is only allowed when selecting one field.
+func (s *selector) Int(ctx context.Context) (_ int, err error) {
+	var v []int
+	if v, err = s.Ints(ctx); err != nil {
+		return
+	}
+	switch len(v) {
+	case 1:
+		return v[0], nil
+	case 0:
+		err = &NotFoundError{s.label}
+	default:
+		err = fmt.Errorf("ent: Ints returned %d results when one was expected", len(v))
+	}
+	return
+}
+
+// IntX is like Int, but panics if an error occurs.
+func (s *selector) IntX(ctx context.Context) int {
+	v, err := s.Int(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Float64s returns list of float64s from a selector. It is only allowed when selecting one field.
+func (s *selector) Float64s(ctx context.Context) ([]float64, error) {
+	if len(*s.flds) > 1 {
+		return nil, errors.New("ent: Float64s is not achievable when selecting more than 1 field")
+	}
+	var v []float64
+	if err := s.scan(ctx, &v); err != nil {
+		return nil, err
+	}
+	return v, nil
+}
+
+// Float64sX is like Float64s, but panics if an error occurs.
+func (s *selector) Float64sX(ctx context.Context) []float64 {
+	v, err := s.Float64s(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Float64 returns a single float64 from a selector. It is only allowed when selecting one field.
+func (s *selector) Float64(ctx context.Context) (_ float64, err error) {
+	var v []float64
+	if v, err = s.Float64s(ctx); err != nil {
+		return
+	}
+	switch len(v) {
+	case 1:
+		return v[0], nil
+	case 0:
+		err = &NotFoundError{s.label}
+	default:
+		err = fmt.Errorf("ent: Float64s returned %d results when one was expected", len(v))
+	}
+	return
+}
+
+// Float64X is like Float64, but panics if an error occurs.
+func (s *selector) Float64X(ctx context.Context) float64 {
+	v, err := s.Float64(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Bools returns list of bools from a selector. It is only allowed when selecting one field.
+func (s *selector) Bools(ctx context.Context) ([]bool, error) {
+	if len(*s.flds) > 1 {
+		return nil, errors.New("ent: Bools is not achievable when selecting more than 1 field")
+	}
+	var v []bool
+	if err := s.scan(ctx, &v); err != nil {
+		return nil, err
+	}
+	return v, nil
+}
+
+// BoolsX is like Bools, but panics if an error occurs.
+func (s *selector) BoolsX(ctx context.Context) []bool {
+	v, err := s.Bools(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Bool returns a single bool from a selector. It is only allowed when selecting one field.
+func (s *selector) Bool(ctx context.Context) (_ bool, err error) {
+	var v []bool
+	if v, err = s.Bools(ctx); err != nil {
+		return
+	}
+	switch len(v) {
+	case 1:
+		return v[0], nil
+	case 0:
+		err = &NotFoundError{s.label}
+	default:
+		err = fmt.Errorf("ent: Bools returned %d results when one was expected", len(v))
+	}
+	return
+}
+
+// BoolX is like Bool, but panics if an error occurs.
+func (s *selector) BoolX(ctx context.Context) bool {
+	v, err := s.Bool(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// queryHook describes an internal hook for the different sqlAll methods.
+type queryHook func(context.Context, *sqlgraph.QuerySpec)

backend/ent/enttest/enttest.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package enttest
 
@@ -10,6 +10,7 @@ import (
 	_ "github.com/hay-kot/content/backend/ent/runtime"
 
 	"entgo.io/ent/dialect/sql/schema"
+	"github.com/hay-kot/content/backend/ent/migrate"
 )
 
 type (
@@ -59,10 +60,7 @@ func Open(t TestingT, driverName, dataSourceName string, opts ...Option) *ent.Cl
 		t.Error(err)
 		t.FailNow()
 	}
-	if err := c.Schema.Create(context.Background(), o.migrateOpts...); err != nil {
+	migrateSchema(t, c, o)
-		t.Error(err)
-		t.FailNow()
-	}
 	return c
 }
 
@@ -70,9 +68,17 @@ func Open(t TestingT, driverName, dataSourceName string, opts ...Option) *ent.Cl
 func NewClient(t TestingT, opts ...Option) *ent.Client {
 	o := newOptions(opts)
 	c := ent.NewClient(o.opts...)
-	if err := c.Schema.Create(context.Background(), o.migrateOpts...); err != nil {
+	migrateSchema(t, c, o)
+	return c
+}
+func migrateSchema(t TestingT, c *ent.Client, o *options) {
+	tables, err := schema.CopyTables(migrate.Tables)
+	if err != nil {
+		t.Error(err)
+		t.FailNow()
+	}
+	if err := migrate.Create(context.Background(), c.Schema, tables, o.migrateOpts...); err != nil {
 		t.Error(err)
 		t.FailNow()
 	}
-	return c
 }

backend/ent/group.go

@@ -0,0 +1,210 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+)
+
+// Group is the model entity for the Group schema.
+type Group struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// Name holds the value of the "name" field.
+	Name string `json:"name,omitempty"`
+	// Currency holds the value of the "currency" field.
+	Currency group.Currency `json:"currency,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the GroupQuery when eager-loading is set.
+	Edges GroupEdges `json:"edges"`
+}
+
+// GroupEdges holds the relations/edges for other nodes in the graph.
+type GroupEdges struct {
+	// Users holds the value of the users edge.
+	Users []*User `json:"users,omitempty"`
+	// Locations holds the value of the locations edge.
+	Locations []*Location `json:"locations,omitempty"`
+	// Items holds the value of the items edge.
+	Items []*Item `json:"items,omitempty"`
+	// Labels holds the value of the labels edge.
+	Labels []*Label `json:"labels,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [4]bool
+}
+
+// UsersOrErr returns the Users value or an error if the edge
+// was not loaded in eager-loading.
+func (e GroupEdges) UsersOrErr() ([]*User, error) {
+	if e.loadedTypes[0] {
+		return e.Users, nil
+	}
+	return nil, &NotLoadedError{edge: "users"}
+}
+
+// LocationsOrErr returns the Locations value or an error if the edge
+// was not loaded in eager-loading.
+func (e GroupEdges) LocationsOrErr() ([]*Location, error) {
+	if e.loadedTypes[1] {
+		return e.Locations, nil
+	}
+	return nil, &NotLoadedError{edge: "locations"}
+}
+
+// ItemsOrErr returns the Items value or an error if the edge
+// was not loaded in eager-loading.
+func (e GroupEdges) ItemsOrErr() ([]*Item, error) {
+	if e.loadedTypes[2] {
+		return e.Items, nil
+	}
+	return nil, &NotLoadedError{edge: "items"}
+}
+
+// LabelsOrErr returns the Labels value or an error if the edge
+// was not loaded in eager-loading.
+func (e GroupEdges) LabelsOrErr() ([]*Label, error) {
+	if e.loadedTypes[3] {
+		return e.Labels, nil
+	}
+	return nil, &NotLoadedError{edge: "labels"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*Group) scanValues(columns []string) ([]interface{}, error) {
+	values := make([]interface{}, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case group.FieldName, group.FieldCurrency:
+			values[i] = new(sql.NullString)
+		case group.FieldCreatedAt, group.FieldUpdatedAt:
+			values[i] = new(sql.NullTime)
+		case group.FieldID:
+			values[i] = new(uuid.UUID)
+		default:
+			return nil, fmt.Errorf("unexpected column %q for type Group", columns[i])
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the Group fields.
+func (gr *Group) assignValues(columns []string, values []interface{}) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case group.FieldID:
+			if value, ok := values[i].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field id", values[i])
+			} else if value != nil {
+				gr.ID = *value
+			}
+		case group.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				gr.CreatedAt = value.Time
+			}
+		case group.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				gr.UpdatedAt = value.Time
+			}
+		case group.FieldName:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field name", values[i])
+			} else if value.Valid {
+				gr.Name = value.String
+			}
+		case group.FieldCurrency:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field currency", values[i])
+			} else if value.Valid {
+				gr.Currency = group.Currency(value.String)
+			}
+		}
+	}
+	return nil
+}
+
+// QueryUsers queries the "users" edge of the Group entity.
+func (gr *Group) QueryUsers() *UserQuery {
+	return (&GroupClient{config: gr.config}).QueryUsers(gr)
+}
+
+// QueryLocations queries the "locations" edge of the Group entity.
+func (gr *Group) QueryLocations() *LocationQuery {
+	return (&GroupClient{config: gr.config}).QueryLocations(gr)
+}
+
+// QueryItems queries the "items" edge of the Group entity.
+func (gr *Group) QueryItems() *ItemQuery {
+	return (&GroupClient{config: gr.config}).QueryItems(gr)
+}
+
+// QueryLabels queries the "labels" edge of the Group entity.
+func (gr *Group) QueryLabels() *LabelQuery {
+	return (&GroupClient{config: gr.config}).QueryLabels(gr)
+}
+
+// Update returns a builder for updating this Group.
+// Note that you need to call Group.Unwrap() before calling this method if this Group
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (gr *Group) Update() *GroupUpdateOne {
+	return (&GroupClient{config: gr.config}).UpdateOne(gr)
+}
+
+// Unwrap unwraps the Group entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (gr *Group) Unwrap() *Group {
+	_tx, ok := gr.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: Group is not a transactional entity")
+	}
+	gr.config.driver = _tx.drv
+	return gr
+}
+
+// String implements the fmt.Stringer.
+func (gr *Group) String() string {
+	var builder strings.Builder
+	builder.WriteString("Group(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", gr.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(gr.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(gr.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("name=")
+	builder.WriteString(gr.Name)
+	builder.WriteString(", ")
+	builder.WriteString("currency=")
+	builder.WriteString(fmt.Sprintf("%v", gr.Currency))
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// Groups is a parsable slice of Group.
+type Groups []*Group
+
+func (gr Groups) config(cfg config) {
+	for _i := range gr {
+		gr[_i].config = cfg
+	}
+}

backend/ent/group/group.go

@@ -0,0 +1,120 @@
+// Code generated by ent, DO NOT EDIT.
+
+package group
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+const (
+	// Label holds the string label denoting the group type in the database.
+	Label = "group"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldName holds the string denoting the name field in the database.
+	FieldName = "name"
+	// FieldCurrency holds the string denoting the currency field in the database.
+	FieldCurrency = "currency"
+	// EdgeUsers holds the string denoting the users edge name in mutations.
+	EdgeUsers = "users"
+	// EdgeLocations holds the string denoting the locations edge name in mutations.
+	EdgeLocations = "locations"
+	// EdgeItems holds the string denoting the items edge name in mutations.
+	EdgeItems = "items"
+	// EdgeLabels holds the string denoting the labels edge name in mutations.
+	EdgeLabels = "labels"
+	// Table holds the table name of the group in the database.
+	Table = "groups"
+	// UsersTable is the table that holds the users relation/edge.
+	UsersTable = "users"
+	// UsersInverseTable is the table name for the User entity.
+	// It exists in this package in order to avoid circular dependency with the "user" package.
+	UsersInverseTable = "users"
+	// UsersColumn is the table column denoting the users relation/edge.
+	UsersColumn = "group_users"
+	// LocationsTable is the table that holds the locations relation/edge.
+	LocationsTable = "locations"
+	// LocationsInverseTable is the table name for the Location entity.
+	// It exists in this package in order to avoid circular dependency with the "location" package.
+	LocationsInverseTable = "locations"
+	// LocationsColumn is the table column denoting the locations relation/edge.
+	LocationsColumn = "group_locations"
+	// ItemsTable is the table that holds the items relation/edge.
+	ItemsTable = "items"
+	// ItemsInverseTable is the table name for the Item entity.
+	// It exists in this package in order to avoid circular dependency with the "item" package.
+	ItemsInverseTable = "items"
+	// ItemsColumn is the table column denoting the items relation/edge.
+	ItemsColumn = "group_items"
+	// LabelsTable is the table that holds the labels relation/edge.
+	LabelsTable = "labels"
+	// LabelsInverseTable is the table name for the Label entity.
+	// It exists in this package in order to avoid circular dependency with the "label" package.
+	LabelsInverseTable = "labels"
+	// LabelsColumn is the table column denoting the labels relation/edge.
+	LabelsColumn = "group_labels"
+)
+
+// Columns holds all SQL columns for group fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldName,
+	FieldCurrency,
+}
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// NameValidator is a validator for the "name" field. It is called by the builders before save.
+	NameValidator func(string) error
+	// DefaultID holds the default value on creation for the "id" field.
+	DefaultID func() uuid.UUID
+)
+
+// Currency defines the type for the "currency" enum field.
+type Currency string
+
+// CurrencyUsd is the default value of the Currency enum.
+const DefaultCurrency = CurrencyUsd
+
+// Currency values.
+const (
+	CurrencyUsd Currency = "usd"
+)
+
+func (c Currency) String() string {
+	return string(c)
+}
+
+// CurrencyValidator is a validator for the "currency" field enum values. It is called by the builders before save.
+func CurrencyValidator(c Currency) error {
+	switch c {
+	case CurrencyUsd:
+		return nil
+	default:
+		return fmt.Errorf("group: invalid enum value for currency field: %q", c)
+	}
+}

backend/ent/group/where.go

@@ -0,0 +1,511 @@
+// Code generated by ent, DO NOT EDIT.
+
+package group
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldID), id))
+	})
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.In(s.C(FieldID), v...))
+	})
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.NotIn(s.C(FieldID), v...))
+	})
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldID), id))
+	})
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldID), id))
+	})
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldID), id))
+	})
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id uuid.UUID) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldID), id))
+	})
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// Name applies equality check predicate on the "name" field. It's identical to NameEQ.
+func Name(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// NameEQ applies the EQ predicate on the "name" field.
+func NameEQ(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// NameNEQ applies the NEQ predicate on the "name" field.
+func NameNEQ(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldName), v))
+	})
+}
+
+// NameIn applies the In predicate on the "name" field.
+func NameIn(vs ...string) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldName), v...))
+	})
+}
+
+// NameNotIn applies the NotIn predicate on the "name" field.
+func NameNotIn(vs ...string) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldName), v...))
+	})
+}
+
+// NameGT applies the GT predicate on the "name" field.
+func NameGT(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldName), v))
+	})
+}
+
+// NameGTE applies the GTE predicate on the "name" field.
+func NameGTE(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldName), v))
+	})
+}
+
+// NameLT applies the LT predicate on the "name" field.
+func NameLT(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldName), v))
+	})
+}
+
+// NameLTE applies the LTE predicate on the "name" field.
+func NameLTE(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldName), v))
+	})
+}
+
+// NameContains applies the Contains predicate on the "name" field.
+func NameContains(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldName), v))
+	})
+}
+
+// NameHasPrefix applies the HasPrefix predicate on the "name" field.
+func NameHasPrefix(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldName), v))
+	})
+}
+
+// NameHasSuffix applies the HasSuffix predicate on the "name" field.
+func NameHasSuffix(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldName), v))
+	})
+}
+
+// NameEqualFold applies the EqualFold predicate on the "name" field.
+func NameEqualFold(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldName), v))
+	})
+}
+
+// NameContainsFold applies the ContainsFold predicate on the "name" field.
+func NameContainsFold(v string) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldName), v))
+	})
+}
+
+// CurrencyEQ applies the EQ predicate on the "currency" field.
+func CurrencyEQ(v Currency) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCurrency), v))
+	})
+}
+
+// CurrencyNEQ applies the NEQ predicate on the "currency" field.
+func CurrencyNEQ(v Currency) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCurrency), v))
+	})
+}
+
+// CurrencyIn applies the In predicate on the "currency" field.
+func CurrencyIn(vs ...Currency) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCurrency), v...))
+	})
+}
+
+// CurrencyNotIn applies the NotIn predicate on the "currency" field.
+func CurrencyNotIn(vs ...Currency) predicate.Group {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Group(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCurrency), v...))
+	})
+}
+
+// HasUsers applies the HasEdge predicate on the "users" edge.
+func HasUsers() predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(UsersTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, UsersTable, UsersColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasUsersWith applies the HasEdge predicate on the "users" edge with a given conditions (other predicates).
+func HasUsersWith(preds ...predicate.User) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(UsersInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, UsersTable, UsersColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// HasLocations applies the HasEdge predicate on the "locations" edge.
+func HasLocations() predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(LocationsTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, LocationsTable, LocationsColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasLocationsWith applies the HasEdge predicate on the "locations" edge with a given conditions (other predicates).
+func HasLocationsWith(preds ...predicate.Location) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(LocationsInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, LocationsTable, LocationsColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// HasItems applies the HasEdge predicate on the "items" edge.
+func HasItems() predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemsTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, ItemsTable, ItemsColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasItemsWith applies the HasEdge predicate on the "items" edge with a given conditions (other predicates).
+func HasItemsWith(preds ...predicate.Item) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemsInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, ItemsTable, ItemsColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// HasLabels applies the HasEdge predicate on the "labels" edge.
+func HasLabels() predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(LabelsTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, LabelsTable, LabelsColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasLabelsWith applies the HasEdge predicate on the "labels" edge with a given conditions (other predicates).
+func HasLabelsWith(preds ...predicate.Label) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(LabelsInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, LabelsTable, LabelsColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.Group) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for _, p := range predicates {
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.Group) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for i, p := range predicates {
+			if i > 0 {
+				s1.Or()
+			}
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.Group) predicate.Group {
+	return predicate.Group(func(s *sql.Selector) {
+		p(s.Not())
+	})
+}

backend/ent/group_create.go

@@ -0,0 +1,494 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
+	"github.com/hay-kot/content/backend/ent/user"
+)
+
+// GroupCreate is the builder for creating a Group entity.
+type GroupCreate struct {
+	config
+	mutation *GroupMutation
+	hooks    []Hook
+}
+
+// SetCreatedAt sets the "created_at" field.
+func (gc *GroupCreate) SetCreatedAt(t time.Time) *GroupCreate {
+	gc.mutation.SetCreatedAt(t)
+	return gc
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (gc *GroupCreate) SetNillableCreatedAt(t *time.Time) *GroupCreate {
+	if t != nil {
+		gc.SetCreatedAt(*t)
+	}
+	return gc
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (gc *GroupCreate) SetUpdatedAt(t time.Time) *GroupCreate {
+	gc.mutation.SetUpdatedAt(t)
+	return gc
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (gc *GroupCreate) SetNillableUpdatedAt(t *time.Time) *GroupCreate {
+	if t != nil {
+		gc.SetUpdatedAt(*t)
+	}
+	return gc
+}
+
+// SetName sets the "name" field.
+func (gc *GroupCreate) SetName(s string) *GroupCreate {
+	gc.mutation.SetName(s)
+	return gc
+}
+
+// SetCurrency sets the "currency" field.
+func (gc *GroupCreate) SetCurrency(gr group.Currency) *GroupCreate {
+	gc.mutation.SetCurrency(gr)
+	return gc
+}
+
+// SetNillableCurrency sets the "currency" field if the given value is not nil.
+func (gc *GroupCreate) SetNillableCurrency(gr *group.Currency) *GroupCreate {
+	if gr != nil {
+		gc.SetCurrency(*gr)
+	}
+	return gc
+}
+
+// SetID sets the "id" field.
+func (gc *GroupCreate) SetID(u uuid.UUID) *GroupCreate {
+	gc.mutation.SetID(u)
+	return gc
+}
+
+// SetNillableID sets the "id" field if the given value is not nil.
+func (gc *GroupCreate) SetNillableID(u *uuid.UUID) *GroupCreate {
+	if u != nil {
+		gc.SetID(*u)
+	}
+	return gc
+}
+
+// AddUserIDs adds the "users" edge to the User entity by IDs.
+func (gc *GroupCreate) AddUserIDs(ids ...uuid.UUID) *GroupCreate {
+	gc.mutation.AddUserIDs(ids...)
+	return gc
+}
+
+// AddUsers adds the "users" edges to the User entity.
+func (gc *GroupCreate) AddUsers(u ...*User) *GroupCreate {
+	ids := make([]uuid.UUID, len(u))
+	for i := range u {
+		ids[i] = u[i].ID
+	}
+	return gc.AddUserIDs(ids...)
+}
+
+// AddLocationIDs adds the "locations" edge to the Location entity by IDs.
+func (gc *GroupCreate) AddLocationIDs(ids ...uuid.UUID) *GroupCreate {
+	gc.mutation.AddLocationIDs(ids...)
+	return gc
+}
+
+// AddLocations adds the "locations" edges to the Location entity.
+func (gc *GroupCreate) AddLocations(l ...*Location) *GroupCreate {
+	ids := make([]uuid.UUID, len(l))
+	for i := range l {
+		ids[i] = l[i].ID
+	}
+	return gc.AddLocationIDs(ids...)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (gc *GroupCreate) AddItemIDs(ids ...uuid.UUID) *GroupCreate {
+	gc.mutation.AddItemIDs(ids...)
+	return gc
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (gc *GroupCreate) AddItems(i ...*Item) *GroupCreate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return gc.AddItemIDs(ids...)
+}
+
+// AddLabelIDs adds the "labels" edge to the Label entity by IDs.
+func (gc *GroupCreate) AddLabelIDs(ids ...uuid.UUID) *GroupCreate {
+	gc.mutation.AddLabelIDs(ids...)
+	return gc
+}
+
+// AddLabels adds the "labels" edges to the Label entity.
+func (gc *GroupCreate) AddLabels(l ...*Label) *GroupCreate {
+	ids := make([]uuid.UUID, len(l))
+	for i := range l {
+		ids[i] = l[i].ID
+	}
+	return gc.AddLabelIDs(ids...)
+}
+
+// Mutation returns the GroupMutation object of the builder.
+func (gc *GroupCreate) Mutation() *GroupMutation {
+	return gc.mutation
+}
+
+// Save creates the Group in the database.
+func (gc *GroupCreate) Save(ctx context.Context) (*Group, error) {
+	var (
+		err  error
+		node *Group
+	)
+	gc.defaults()
+	if len(gc.hooks) == 0 {
+		if err = gc.check(); err != nil {
+			return nil, err
+		}
+		node, err = gc.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*GroupMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = gc.check(); err != nil {
+				return nil, err
+			}
+			gc.mutation = mutation
+			if node, err = gc.sqlSave(ctx); err != nil {
+				return nil, err
+			}
+			mutation.id = &node.ID
+			mutation.done = true
+			return node, err
+		})
+		for i := len(gc.hooks) - 1; i >= 0; i-- {
+			if gc.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = gc.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, gc.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*Group)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from GroupMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (gc *GroupCreate) SaveX(ctx context.Context) *Group {
+	v, err := gc.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (gc *GroupCreate) Exec(ctx context.Context) error {
+	_, err := gc.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (gc *GroupCreate) ExecX(ctx context.Context) {
+	if err := gc.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (gc *GroupCreate) defaults() {
+	if _, ok := gc.mutation.CreatedAt(); !ok {
+		v := group.DefaultCreatedAt()
+		gc.mutation.SetCreatedAt(v)
+	}
+	if _, ok := gc.mutation.UpdatedAt(); !ok {
+		v := group.DefaultUpdatedAt()
+		gc.mutation.SetUpdatedAt(v)
+	}
+	if _, ok := gc.mutation.Currency(); !ok {
+		v := group.DefaultCurrency
+		gc.mutation.SetCurrency(v)
+	}
+	if _, ok := gc.mutation.ID(); !ok {
+		v := group.DefaultID()
+		gc.mutation.SetID(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (gc *GroupCreate) check() error {
+	if _, ok := gc.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "Group.created_at"`)}
+	}
+	if _, ok := gc.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "Group.updated_at"`)}
+	}
+	if _, ok := gc.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "Group.name"`)}
+	}
+	if v, ok := gc.mutation.Name(); ok {
+		if err := group.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Group.name": %w`, err)}
+		}
+	}
+	if _, ok := gc.mutation.Currency(); !ok {
+		return &ValidationError{Name: "currency", err: errors.New(`ent: missing required field "Group.currency"`)}
+	}
+	if v, ok := gc.mutation.Currency(); ok {
+		if err := group.CurrencyValidator(v); err != nil {
+			return &ValidationError{Name: "currency", err: fmt.Errorf(`ent: validator failed for field "Group.currency": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (gc *GroupCreate) sqlSave(ctx context.Context) (*Group, error) {
+	_node, _spec := gc.createSpec()
+	if err := sqlgraph.CreateNode(ctx, gc.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	if _spec.ID.Value != nil {
+		if id, ok := _spec.ID.Value.(*uuid.UUID); ok {
+			_node.ID = *id
+		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
+			return nil, err
+		}
+	}
+	return _node, nil
+}
+
+func (gc *GroupCreate) createSpec() (*Group, *sqlgraph.CreateSpec) {
+	var (
+		_node = &Group{config: gc.config}
+		_spec = &sqlgraph.CreateSpec{
+			Table: group.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: group.FieldID,
+			},
+		}
+	)
+	if id, ok := gc.mutation.ID(); ok {
+		_node.ID = id
+		_spec.ID.Value = &id
+	}
+	if value, ok := gc.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: group.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := gc.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: group.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
+	if value, ok := gc.mutation.Name(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: group.FieldName,
+		})
+		_node.Name = value
+	}
+	if value, ok := gc.mutation.Currency(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeEnum,
+			Value:  value,
+			Column: group.FieldCurrency,
+		})
+		_node.Currency = value
+	}
+	if nodes := gc.mutation.UsersIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   group.UsersTable,
+			Columns: []string{group.UsersColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: user.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := gc.mutation.LocationsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   group.LocationsTable,
+			Columns: []string{group.LocationsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: location.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := gc.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   group.ItemsTable,
+			Columns: []string{group.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := gc.mutation.LabelsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   group.LabelsTable,
+			Columns: []string{group.LabelsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: label.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// GroupCreateBulk is the builder for creating many Group entities in bulk.
+type GroupCreateBulk struct {
+	config
+	builders []*GroupCreate
+}
+
+// Save creates the Group entities in the database.
+func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error) {
+	specs := make([]*sqlgraph.CreateSpec, len(gcb.builders))
+	nodes := make([]*Group, len(gcb.builders))
+	mutators := make([]Mutator, len(gcb.builders))
+	for i := range gcb.builders {
+		func(i int, root context.Context) {
+			builder := gcb.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*GroupMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				nodes[i], specs[i] = builder.createSpec()
+				var err error
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, gcb.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, gcb.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (gcb *GroupCreateBulk) SaveX(ctx context.Context) []*Group {
+	v, err := gcb.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (gcb *GroupCreateBulk) Exec(ctx context.Context) error {
+	_, err := gcb.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (gcb *GroupCreateBulk) ExecX(ctx context.Context) {
+	if err := gcb.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/group_delete.go

@@ -0,0 +1,115 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// GroupDelete is the builder for deleting a Group entity.
+type GroupDelete struct {
+	config
+	hooks    []Hook
+	mutation *GroupMutation
+}
+
+// Where appends a list predicates to the GroupDelete builder.
+func (gd *GroupDelete) Where(ps ...predicate.Group) *GroupDelete {
+	gd.mutation.Where(ps...)
+	return gd
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (gd *GroupDelete) Exec(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	if len(gd.hooks) == 0 {
+		affected, err = gd.sqlExec(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*GroupMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			gd.mutation = mutation
+			affected, err = gd.sqlExec(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(gd.hooks) - 1; i >= 0; i-- {
+			if gd.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = gd.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, gd.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (gd *GroupDelete) ExecX(ctx context.Context) int {
+	n, err := gd.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (gd *GroupDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := &sqlgraph.DeleteSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table: group.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: group.FieldID,
+			},
+		},
+	}
+	if ps := gd.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, gd.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
+}
+
+// GroupDeleteOne is the builder for deleting a single Group entity.
+type GroupDeleteOne struct {
+	gd *GroupDelete
+}
+
+// Exec executes the deletion query.
+func (gdo *GroupDeleteOne) Exec(ctx context.Context) error {
+	n, err := gdo.gd.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{group.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (gdo *GroupDeleteOne) ExecX(ctx context.Context) {
+	gdo.gd.ExecX(ctx)
+}

backend/ent/group_query.go

@@ -0,0 +1,832 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"database/sql/driver"
+	"fmt"
+	"math"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
+	"github.com/hay-kot/content/backend/ent/predicate"
+	"github.com/hay-kot/content/backend/ent/user"
+)
+
+// GroupQuery is the builder for querying Group entities.
+type GroupQuery struct {
+	config
+	limit         *int
+	offset        *int
+	unique        *bool
+	order         []OrderFunc
+	fields        []string
+	predicates    []predicate.Group
+	withUsers     *UserQuery
+	withLocations *LocationQuery
+	withItems     *ItemQuery
+	withLabels    *LabelQuery
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the GroupQuery builder.
+func (gq *GroupQuery) Where(ps ...predicate.Group) *GroupQuery {
+	gq.predicates = append(gq.predicates, ps...)
+	return gq
+}
+
+// Limit adds a limit step to the query.
+func (gq *GroupQuery) Limit(limit int) *GroupQuery {
+	gq.limit = &limit
+	return gq
+}
+
+// Offset adds an offset step to the query.
+func (gq *GroupQuery) Offset(offset int) *GroupQuery {
+	gq.offset = &offset
+	return gq
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (gq *GroupQuery) Unique(unique bool) *GroupQuery {
+	gq.unique = &unique
+	return gq
+}
+
+// Order adds an order step to the query.
+func (gq *GroupQuery) Order(o ...OrderFunc) *GroupQuery {
+	gq.order = append(gq.order, o...)
+	return gq
+}
+
+// QueryUsers chains the current query on the "users" edge.
+func (gq *GroupQuery) QueryUsers() *UserQuery {
+	query := &UserQuery{config: gq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := gq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := gq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, selector),
+			sqlgraph.To(user.Table, user.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.UsersTable, group.UsersColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(gq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryLocations chains the current query on the "locations" edge.
+func (gq *GroupQuery) QueryLocations() *LocationQuery {
+	query := &LocationQuery{config: gq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := gq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := gq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, selector),
+			sqlgraph.To(location.Table, location.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.LocationsTable, group.LocationsColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(gq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryItems chains the current query on the "items" edge.
+func (gq *GroupQuery) QueryItems() *ItemQuery {
+	query := &ItemQuery{config: gq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := gq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := gq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, selector),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.ItemsTable, group.ItemsColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(gq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryLabels chains the current query on the "labels" edge.
+func (gq *GroupQuery) QueryLabels() *LabelQuery {
+	query := &LabelQuery{config: gq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := gq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := gq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(group.Table, group.FieldID, selector),
+			sqlgraph.To(label.Table, label.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, group.LabelsTable, group.LabelsColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(gq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first Group entity from the query.
+// Returns a *NotFoundError when no Group was found.
+func (gq *GroupQuery) First(ctx context.Context) (*Group, error) {
+	nodes, err := gq.Limit(1).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{group.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (gq *GroupQuery) FirstX(ctx context.Context) *Group {
+	node, err := gq.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first Group ID from the query.
+// Returns a *NotFoundError when no Group ID was found.
+func (gq *GroupQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = gq.Limit(1).IDs(ctx); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{group.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (gq *GroupQuery) FirstIDX(ctx context.Context) uuid.UUID {
+	id, err := gq.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single Group entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one Group entity is found.
+// Returns a *NotFoundError when no Group entities are found.
+func (gq *GroupQuery) Only(ctx context.Context) (*Group, error) {
+	nodes, err := gq.Limit(2).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{group.Label}
+	default:
+		return nil, &NotSingularError{group.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (gq *GroupQuery) OnlyX(ctx context.Context) *Group {
+	node, err := gq.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only Group ID in the query.
+// Returns a *NotSingularError when more than one Group ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (gq *GroupQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = gq.Limit(2).IDs(ctx); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{group.Label}
+	default:
+		err = &NotSingularError{group.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (gq *GroupQuery) OnlyIDX(ctx context.Context) uuid.UUID {
+	id, err := gq.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of Groups.
+func (gq *GroupQuery) All(ctx context.Context) ([]*Group, error) {
+	if err := gq.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	return gq.sqlAll(ctx)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (gq *GroupQuery) AllX(ctx context.Context) []*Group {
+	nodes, err := gq.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of Group IDs.
+func (gq *GroupQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
+	var ids []uuid.UUID
+	if err := gq.Select(group.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (gq *GroupQuery) IDsX(ctx context.Context) []uuid.UUID {
+	ids, err := gq.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (gq *GroupQuery) Count(ctx context.Context) (int, error) {
+	if err := gq.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return gq.sqlCount(ctx)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (gq *GroupQuery) CountX(ctx context.Context) int {
+	count, err := gq.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (gq *GroupQuery) Exist(ctx context.Context) (bool, error) {
+	if err := gq.prepareQuery(ctx); err != nil {
+		return false, err
+	}
+	return gq.sqlExist(ctx)
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (gq *GroupQuery) ExistX(ctx context.Context) bool {
+	exist, err := gq.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the GroupQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (gq *GroupQuery) Clone() *GroupQuery {
+	if gq == nil {
+		return nil
+	}
+	return &GroupQuery{
+		config:        gq.config,
+		limit:         gq.limit,
+		offset:        gq.offset,
+		order:         append([]OrderFunc{}, gq.order...),
+		predicates:    append([]predicate.Group{}, gq.predicates...),
+		withUsers:     gq.withUsers.Clone(),
+		withLocations: gq.withLocations.Clone(),
+		withItems:     gq.withItems.Clone(),
+		withLabels:    gq.withLabels.Clone(),
+		// clone intermediate query.
+		sql:    gq.sql.Clone(),
+		path:   gq.path,
+		unique: gq.unique,
+	}
+}
+
+// WithUsers tells the query-builder to eager-load the nodes that are connected to
+// the "users" edge. The optional arguments are used to configure the query builder of the edge.
+func (gq *GroupQuery) WithUsers(opts ...func(*UserQuery)) *GroupQuery {
+	query := &UserQuery{config: gq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	gq.withUsers = query
+	return gq
+}
+
+// WithLocations tells the query-builder to eager-load the nodes that are connected to
+// the "locations" edge. The optional arguments are used to configure the query builder of the edge.
+func (gq *GroupQuery) WithLocations(opts ...func(*LocationQuery)) *GroupQuery {
+	query := &LocationQuery{config: gq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	gq.withLocations = query
+	return gq
+}
+
+// WithItems tells the query-builder to eager-load the nodes that are connected to
+// the "items" edge. The optional arguments are used to configure the query builder of the edge.
+func (gq *GroupQuery) WithItems(opts ...func(*ItemQuery)) *GroupQuery {
+	query := &ItemQuery{config: gq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	gq.withItems = query
+	return gq
+}
+
+// WithLabels tells the query-builder to eager-load the nodes that are connected to
+// the "labels" edge. The optional arguments are used to configure the query builder of the edge.
+func (gq *GroupQuery) WithLabels(opts ...func(*LabelQuery)) *GroupQuery {
+	query := &LabelQuery{config: gq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	gq.withLabels = query
+	return gq
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.Group.Query().
+//		GroupBy(group.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (gq *GroupQuery) GroupBy(field string, fields ...string) *GroupGroupBy {
+	grbuild := &GroupGroupBy{config: gq.config}
+	grbuild.fields = append([]string{field}, fields...)
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+		if err := gq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		return gq.sqlQuery(ctx), nil
+	}
+	grbuild.label = group.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.Group.Query().
+//		Select(group.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (gq *GroupQuery) Select(fields ...string) *GroupSelect {
+	gq.fields = append(gq.fields, fields...)
+	selbuild := &GroupSelect{GroupQuery: gq}
+	selbuild.label = group.Label
+	selbuild.flds, selbuild.scan = &gq.fields, selbuild.Scan
+	return selbuild
+}
+
+func (gq *GroupQuery) prepareQuery(ctx context.Context) error {
+	for _, f := range gq.fields {
+		if !group.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if gq.path != nil {
+		prev, err := gq.path(ctx)
+		if err != nil {
+			return err
+		}
+		gq.sql = prev
+	}
+	return nil
+}
+
+func (gq *GroupQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*Group, error) {
+	var (
+		nodes       = []*Group{}
+		_spec       = gq.querySpec()
+		loadedTypes = [4]bool{
+			gq.withUsers != nil,
+			gq.withLocations != nil,
+			gq.withItems != nil,
+			gq.withLabels != nil,
+		}
+	)
+	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
+		return (*Group).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []interface{}) error {
+		node := &Group{config: gq.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, gq.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := gq.withUsers; query != nil {
+		if err := gq.loadUsers(ctx, query, nodes,
+			func(n *Group) { n.Edges.Users = []*User{} },
+			func(n *Group, e *User) { n.Edges.Users = append(n.Edges.Users, e) }); err != nil {
+			return nil, err
+		}
+	}
+	if query := gq.withLocations; query != nil {
+		if err := gq.loadLocations(ctx, query, nodes,
+			func(n *Group) { n.Edges.Locations = []*Location{} },
+			func(n *Group, e *Location) { n.Edges.Locations = append(n.Edges.Locations, e) }); err != nil {
+			return nil, err
+		}
+	}
+	if query := gq.withItems; query != nil {
+		if err := gq.loadItems(ctx, query, nodes,
+			func(n *Group) { n.Edges.Items = []*Item{} },
+			func(n *Group, e *Item) { n.Edges.Items = append(n.Edges.Items, e) }); err != nil {
+			return nil, err
+		}
+	}
+	if query := gq.withLabels; query != nil {
+		if err := gq.loadLabels(ctx, query, nodes,
+			func(n *Group) { n.Edges.Labels = []*Label{} },
+			func(n *Group, e *Label) { n.Edges.Labels = append(n.Edges.Labels, e) }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (gq *GroupQuery) loadUsers(ctx context.Context, query *UserQuery, nodes []*Group, init func(*Group), assign func(*Group, *User)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[uuid.UUID]*Group)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	query.withFKs = true
+	query.Where(predicate.User(func(s *sql.Selector) {
+		s.Where(sql.InValues(group.UsersColumn, fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.group_users
+		if fk == nil {
+			return fmt.Errorf(`foreign-key "group_users" is nil for node %v`, n.ID)
+		}
+		node, ok := nodeids[*fk]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_users" returned %v for node %v`, *fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+func (gq *GroupQuery) loadLocations(ctx context.Context, query *LocationQuery, nodes []*Group, init func(*Group), assign func(*Group, *Location)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[uuid.UUID]*Group)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	query.withFKs = true
+	query.Where(predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.InValues(group.LocationsColumn, fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.group_locations
+		if fk == nil {
+			return fmt.Errorf(`foreign-key "group_locations" is nil for node %v`, n.ID)
+		}
+		node, ok := nodeids[*fk]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_locations" returned %v for node %v`, *fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+func (gq *GroupQuery) loadItems(ctx context.Context, query *ItemQuery, nodes []*Group, init func(*Group), assign func(*Group, *Item)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[uuid.UUID]*Group)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	query.withFKs = true
+	query.Where(predicate.Item(func(s *sql.Selector) {
+		s.Where(sql.InValues(group.ItemsColumn, fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.group_items
+		if fk == nil {
+			return fmt.Errorf(`foreign-key "group_items" is nil for node %v`, n.ID)
+		}
+		node, ok := nodeids[*fk]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_items" returned %v for node %v`, *fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+func (gq *GroupQuery) loadLabels(ctx context.Context, query *LabelQuery, nodes []*Group, init func(*Group), assign func(*Group, *Label)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[uuid.UUID]*Group)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	query.withFKs = true
+	query.Where(predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.InValues(group.LabelsColumn, fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.group_labels
+		if fk == nil {
+			return fmt.Errorf(`foreign-key "group_labels" is nil for node %v`, n.ID)
+		}
+		node, ok := nodeids[*fk]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_labels" returned %v for node %v`, *fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+
+func (gq *GroupQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := gq.querySpec()
+	_spec.Node.Columns = gq.fields
+	if len(gq.fields) > 0 {
+		_spec.Unique = gq.unique != nil && *gq.unique
+	}
+	return sqlgraph.CountNodes(ctx, gq.driver, _spec)
+}
+
+func (gq *GroupQuery) sqlExist(ctx context.Context) (bool, error) {
+	n, err := gq.sqlCount(ctx)
+	if err != nil {
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	}
+	return n > 0, nil
+}
+
+func (gq *GroupQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   group.Table,
+			Columns: group.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: group.FieldID,
+			},
+		},
+		From:   gq.sql,
+		Unique: true,
+	}
+	if unique := gq.unique; unique != nil {
+		_spec.Unique = *unique
+	}
+	if fields := gq.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, group.FieldID)
+		for i := range fields {
+			if fields[i] != group.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := gq.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := gq.limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := gq.offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := gq.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (gq *GroupQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(gq.driver.Dialect())
+	t1 := builder.Table(group.Table)
+	columns := gq.fields
+	if len(columns) == 0 {
+		columns = group.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if gq.sql != nil {
+		selector = gq.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if gq.unique != nil && *gq.unique {
+		selector.Distinct()
+	}
+	for _, p := range gq.predicates {
+		p(selector)
+	}
+	for _, p := range gq.order {
+		p(selector)
+	}
+	if offset := gq.offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := gq.limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// GroupGroupBy is the group-by builder for Group entities.
+type GroupGroupBy struct {
+	config
+	selector
+	fields []string
+	fns    []AggregateFunc
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (ggb *GroupGroupBy) Aggregate(fns ...AggregateFunc) *GroupGroupBy {
+	ggb.fns = append(ggb.fns, fns...)
+	return ggb
+}
+
+// Scan applies the group-by query and scans the result into the given value.
+func (ggb *GroupGroupBy) Scan(ctx context.Context, v interface{}) error {
+	query, err := ggb.path(ctx)
+	if err != nil {
+		return err
+	}
+	ggb.sql = query
+	return ggb.sqlScan(ctx, v)
+}
+
+func (ggb *GroupGroupBy) sqlScan(ctx context.Context, v interface{}) error {
+	for _, f := range ggb.fields {
+		if !group.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
+		}
+	}
+	selector := ggb.sqlQuery()
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := ggb.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+func (ggb *GroupGroupBy) sqlQuery() *sql.Selector {
+	selector := ggb.sql.Select()
+	aggregation := make([]string, 0, len(ggb.fns))
+	for _, fn := range ggb.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	// If no columns were selected in a custom aggregation function, the default
+	// selection is the fields used for "group-by", and the aggregation functions.
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(ggb.fields)+len(ggb.fns))
+		for _, f := range ggb.fields {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	return selector.GroupBy(selector.Columns(ggb.fields...)...)
+}
+
+// GroupSelect is the builder for selecting fields of Group entities.
+type GroupSelect struct {
+	*GroupQuery
+	selector
+	// intermediate query (i.e. traversal path).
+	sql *sql.Selector
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (gs *GroupSelect) Scan(ctx context.Context, v interface{}) error {
+	if err := gs.prepareQuery(ctx); err != nil {
+		return err
+	}
+	gs.sql = gs.GroupQuery.sqlQuery(ctx)
+	return gs.sqlScan(ctx, v)
+}
+
+func (gs *GroupSelect) sqlScan(ctx context.Context, v interface{}) error {
+	rows := &sql.Rows{}
+	query, args := gs.sql.Query()
+	if err := gs.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/hook/hook.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package hook
 
@@ -22,6 +22,71 @@ func (f AuthTokensFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value,
 	return f(ctx, mv)
 }
 
+// The GroupFunc type is an adapter to allow the use of ordinary
+// function as Group mutator.
+type GroupFunc func(context.Context, *ent.GroupMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f GroupFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	mv, ok := m.(*ent.GroupMutation)
+	if !ok {
+		return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.GroupMutation", m)
+	}
+	return f(ctx, mv)
+}
+
+// The ItemFunc type is an adapter to allow the use of ordinary
+// function as Item mutator.
+type ItemFunc func(context.Context, *ent.ItemMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f ItemFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	mv, ok := m.(*ent.ItemMutation)
+	if !ok {
+		return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ItemMutation", m)
+	}
+	return f(ctx, mv)
+}
+
+// The ItemFieldFunc type is an adapter to allow the use of ordinary
+// function as ItemField mutator.
+type ItemFieldFunc func(context.Context, *ent.ItemFieldMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f ItemFieldFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	mv, ok := m.(*ent.ItemFieldMutation)
+	if !ok {
+		return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ItemFieldMutation", m)
+	}
+	return f(ctx, mv)
+}
+
+// The LabelFunc type is an adapter to allow the use of ordinary
+// function as Label mutator.
+type LabelFunc func(context.Context, *ent.LabelMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f LabelFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	mv, ok := m.(*ent.LabelMutation)
+	if !ok {
+		return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.LabelMutation", m)
+	}
+	return f(ctx, mv)
+}
+
+// The LocationFunc type is an adapter to allow the use of ordinary
+// function as Location mutator.
+type LocationFunc func(context.Context, *ent.LocationMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f LocationFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	mv, ok := m.(*ent.LocationMutation)
+	if !ok {
+		return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.LocationMutation", m)
+	}
+	return f(ctx, mv)
+}
+
 // The UserFunc type is an adapter to allow the use of ordinary
 // function as User mutator.
 type UserFunc func(context.Context, *ent.UserMutation) (ent.Value, error)
@@ -130,7 +195,6 @@ func HasFields(field string, fields ...string) Condition {
 // If executes the given hook under condition.
 //
 //	hook.If(ComputeAverage, And(HasFields(...), HasAddedFields(...)))
-//
 func If(hk ent.Hook, cond Condition) ent.Hook {
 	return func(next ent.Mutator) ent.Mutator {
 		return ent.MutateFunc(func(ctx context.Context, m ent.Mutation) (ent.Value, error) {
@@ -145,7 +209,6 @@ func If(hk ent.Hook, cond Condition) ent.Hook {
 // On executes the given hook only for the given operation.
 //
 //	hook.On(Log, ent.Delete|ent.Create)
-//
 func On(hk ent.Hook, op ent.Op) ent.Hook {
 	return If(hk, HasOp(op))
 }
@@ -153,7 +216,6 @@ func On(hk ent.Hook, op ent.Op) ent.Hook {
 // Unless skips the given hook only for the given operation.
 //
 //	hook.Unless(Log, ent.Update|ent.UpdateOne)
-//
 func Unless(hk ent.Hook, op ent.Op) ent.Hook {
 	return If(hk, Not(HasOp(op)))
 }
@@ -174,7 +236,6 @@ func FixedError(err error) ent.Hook {
 //			Reject(ent.Delete|ent.Update),
 //		}
 //	}
-//
 func Reject(op ent.Op) ent.Hook {
 	hk := FixedError(fmt.Errorf("%s operation is not allowed", op))
 	return On(hk, op)

backend/ent/item.go

@@ -0,0 +1,385 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/location"
+)
+
+// Item is the model entity for the Item schema.
+type Item struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// Name holds the value of the "name" field.
+	Name string `json:"name,omitempty"`
+	// Description holds the value of the "description" field.
+	Description string `json:"description,omitempty"`
+	// Notes holds the value of the "notes" field.
+	Notes string `json:"notes,omitempty"`
+	// SerialNumber holds the value of the "serial_number" field.
+	SerialNumber string `json:"serial_number,omitempty"`
+	// ModelNumber holds the value of the "model_number" field.
+	ModelNumber string `json:"model_number,omitempty"`
+	// Manufacturer holds the value of the "manufacturer" field.
+	Manufacturer string `json:"manufacturer,omitempty"`
+	// PurchaseTime holds the value of the "purchase_time" field.
+	PurchaseTime time.Time `json:"purchase_time,omitempty"`
+	// PurchaseFrom holds the value of the "purchase_from" field.
+	PurchaseFrom string `json:"purchase_from,omitempty"`
+	// PurchasePrice holds the value of the "purchase_price" field.
+	PurchasePrice float64 `json:"purchase_price,omitempty"`
+	// PurchaseReceiptID holds the value of the "purchase_receipt_id" field.
+	PurchaseReceiptID uuid.UUID `json:"purchase_receipt_id,omitempty"`
+	// SoldTime holds the value of the "sold_time" field.
+	SoldTime time.Time `json:"sold_time,omitempty"`
+	// SoldTo holds the value of the "sold_to" field.
+	SoldTo string `json:"sold_to,omitempty"`
+	// SoldPrice holds the value of the "sold_price" field.
+	SoldPrice float64 `json:"sold_price,omitempty"`
+	// SoldReceiptID holds the value of the "sold_receipt_id" field.
+	SoldReceiptID uuid.UUID `json:"sold_receipt_id,omitempty"`
+	// SoldNotes holds the value of the "sold_notes" field.
+	SoldNotes string `json:"sold_notes,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the ItemQuery when eager-loading is set.
+	Edges          ItemEdges `json:"edges"`
+	group_items    *uuid.UUID
+	location_items *uuid.UUID
+}
+
+// ItemEdges holds the relations/edges for other nodes in the graph.
+type ItemEdges struct {
+	// Group holds the value of the group edge.
+	Group *Group `json:"group,omitempty"`
+	// Location holds the value of the location edge.
+	Location *Location `json:"location,omitempty"`
+	// Fields holds the value of the fields edge.
+	Fields []*ItemField `json:"fields,omitempty"`
+	// Label holds the value of the label edge.
+	Label []*Label `json:"label,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [4]bool
+}
+
+// GroupOrErr returns the Group value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e ItemEdges) GroupOrErr() (*Group, error) {
+	if e.loadedTypes[0] {
+		if e.Group == nil {
+			// Edge was loaded but was not found.
+			return nil, &NotFoundError{label: group.Label}
+		}
+		return e.Group, nil
+	}
+	return nil, &NotLoadedError{edge: "group"}
+}
+
+// LocationOrErr returns the Location value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e ItemEdges) LocationOrErr() (*Location, error) {
+	if e.loadedTypes[1] {
+		if e.Location == nil {
+			// Edge was loaded but was not found.
+			return nil, &NotFoundError{label: location.Label}
+		}
+		return e.Location, nil
+	}
+	return nil, &NotLoadedError{edge: "location"}
+}
+
+// FieldsOrErr returns the Fields value or an error if the edge
+// was not loaded in eager-loading.
+func (e ItemEdges) FieldsOrErr() ([]*ItemField, error) {
+	if e.loadedTypes[2] {
+		return e.Fields, nil
+	}
+	return nil, &NotLoadedError{edge: "fields"}
+}
+
+// LabelOrErr returns the Label value or an error if the edge
+// was not loaded in eager-loading.
+func (e ItemEdges) LabelOrErr() ([]*Label, error) {
+	if e.loadedTypes[3] {
+		return e.Label, nil
+	}
+	return nil, &NotLoadedError{edge: "label"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*Item) scanValues(columns []string) ([]interface{}, error) {
+	values := make([]interface{}, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case item.FieldPurchasePrice, item.FieldSoldPrice:
+			values[i] = new(sql.NullFloat64)
+		case item.FieldName, item.FieldDescription, item.FieldNotes, item.FieldSerialNumber, item.FieldModelNumber, item.FieldManufacturer, item.FieldPurchaseFrom, item.FieldSoldTo, item.FieldSoldNotes:
+			values[i] = new(sql.NullString)
+		case item.FieldCreatedAt, item.FieldUpdatedAt, item.FieldPurchaseTime, item.FieldSoldTime:
+			values[i] = new(sql.NullTime)
+		case item.FieldID, item.FieldPurchaseReceiptID, item.FieldSoldReceiptID:
+			values[i] = new(uuid.UUID)
+		case item.ForeignKeys[0]: // group_items
+			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
+		case item.ForeignKeys[1]: // location_items
+			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
+		default:
+			return nil, fmt.Errorf("unexpected column %q for type Item", columns[i])
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the Item fields.
+func (i *Item) assignValues(columns []string, values []interface{}) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for j := range columns {
+		switch columns[j] {
+		case item.FieldID:
+			if value, ok := values[j].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field id", values[j])
+			} else if value != nil {
+				i.ID = *value
+			}
+		case item.FieldCreatedAt:
+			if value, ok := values[j].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[j])
+			} else if value.Valid {
+				i.CreatedAt = value.Time
+			}
+		case item.FieldUpdatedAt:
+			if value, ok := values[j].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[j])
+			} else if value.Valid {
+				i.UpdatedAt = value.Time
+			}
+		case item.FieldName:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field name", values[j])
+			} else if value.Valid {
+				i.Name = value.String
+			}
+		case item.FieldDescription:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field description", values[j])
+			} else if value.Valid {
+				i.Description = value.String
+			}
+		case item.FieldNotes:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field notes", values[j])
+			} else if value.Valid {
+				i.Notes = value.String
+			}
+		case item.FieldSerialNumber:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field serial_number", values[j])
+			} else if value.Valid {
+				i.SerialNumber = value.String
+			}
+		case item.FieldModelNumber:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field model_number", values[j])
+			} else if value.Valid {
+				i.ModelNumber = value.String
+			}
+		case item.FieldManufacturer:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field manufacturer", values[j])
+			} else if value.Valid {
+				i.Manufacturer = value.String
+			}
+		case item.FieldPurchaseTime:
+			if value, ok := values[j].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field purchase_time", values[j])
+			} else if value.Valid {
+				i.PurchaseTime = value.Time
+			}
+		case item.FieldPurchaseFrom:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field purchase_from", values[j])
+			} else if value.Valid {
+				i.PurchaseFrom = value.String
+			}
+		case item.FieldPurchasePrice:
+			if value, ok := values[j].(*sql.NullFloat64); !ok {
+				return fmt.Errorf("unexpected type %T for field purchase_price", values[j])
+			} else if value.Valid {
+				i.PurchasePrice = value.Float64
+			}
+		case item.FieldPurchaseReceiptID:
+			if value, ok := values[j].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field purchase_receipt_id", values[j])
+			} else if value != nil {
+				i.PurchaseReceiptID = *value
+			}
+		case item.FieldSoldTime:
+			if value, ok := values[j].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field sold_time", values[j])
+			} else if value.Valid {
+				i.SoldTime = value.Time
+			}
+		case item.FieldSoldTo:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field sold_to", values[j])
+			} else if value.Valid {
+				i.SoldTo = value.String
+			}
+		case item.FieldSoldPrice:
+			if value, ok := values[j].(*sql.NullFloat64); !ok {
+				return fmt.Errorf("unexpected type %T for field sold_price", values[j])
+			} else if value.Valid {
+				i.SoldPrice = value.Float64
+			}
+		case item.FieldSoldReceiptID:
+			if value, ok := values[j].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field sold_receipt_id", values[j])
+			} else if value != nil {
+				i.SoldReceiptID = *value
+			}
+		case item.FieldSoldNotes:
+			if value, ok := values[j].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field sold_notes", values[j])
+			} else if value.Valid {
+				i.SoldNotes = value.String
+			}
+		case item.ForeignKeys[0]:
+			if value, ok := values[j].(*sql.NullScanner); !ok {
+				return fmt.Errorf("unexpected type %T for field group_items", values[j])
+			} else if value.Valid {
+				i.group_items = new(uuid.UUID)
+				*i.group_items = *value.S.(*uuid.UUID)
+			}
+		case item.ForeignKeys[1]:
+			if value, ok := values[j].(*sql.NullScanner); !ok {
+				return fmt.Errorf("unexpected type %T for field location_items", values[j])
+			} else if value.Valid {
+				i.location_items = new(uuid.UUID)
+				*i.location_items = *value.S.(*uuid.UUID)
+			}
+		}
+	}
+	return nil
+}
+
+// QueryGroup queries the "group" edge of the Item entity.
+func (i *Item) QueryGroup() *GroupQuery {
+	return (&ItemClient{config: i.config}).QueryGroup(i)
+}
+
+// QueryLocation queries the "location" edge of the Item entity.
+func (i *Item) QueryLocation() *LocationQuery {
+	return (&ItemClient{config: i.config}).QueryLocation(i)
+}
+
+// QueryFields queries the "fields" edge of the Item entity.
+func (i *Item) QueryFields() *ItemFieldQuery {
+	return (&ItemClient{config: i.config}).QueryFields(i)
+}
+
+// QueryLabel queries the "label" edge of the Item entity.
+func (i *Item) QueryLabel() *LabelQuery {
+	return (&ItemClient{config: i.config}).QueryLabel(i)
+}
+
+// Update returns a builder for updating this Item.
+// Note that you need to call Item.Unwrap() before calling this method if this Item
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (i *Item) Update() *ItemUpdateOne {
+	return (&ItemClient{config: i.config}).UpdateOne(i)
+}
+
+// Unwrap unwraps the Item entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (i *Item) Unwrap() *Item {
+	_tx, ok := i.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: Item is not a transactional entity")
+	}
+	i.config.driver = _tx.drv
+	return i
+}
+
+// String implements the fmt.Stringer.
+func (i *Item) String() string {
+	var builder strings.Builder
+	builder.WriteString("Item(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", i.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(i.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(i.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("name=")
+	builder.WriteString(i.Name)
+	builder.WriteString(", ")
+	builder.WriteString("description=")
+	builder.WriteString(i.Description)
+	builder.WriteString(", ")
+	builder.WriteString("notes=")
+	builder.WriteString(i.Notes)
+	builder.WriteString(", ")
+	builder.WriteString("serial_number=")
+	builder.WriteString(i.SerialNumber)
+	builder.WriteString(", ")
+	builder.WriteString("model_number=")
+	builder.WriteString(i.ModelNumber)
+	builder.WriteString(", ")
+	builder.WriteString("manufacturer=")
+	builder.WriteString(i.Manufacturer)
+	builder.WriteString(", ")
+	builder.WriteString("purchase_time=")
+	builder.WriteString(i.PurchaseTime.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("purchase_from=")
+	builder.WriteString(i.PurchaseFrom)
+	builder.WriteString(", ")
+	builder.WriteString("purchase_price=")
+	builder.WriteString(fmt.Sprintf("%v", i.PurchasePrice))
+	builder.WriteString(", ")
+	builder.WriteString("purchase_receipt_id=")
+	builder.WriteString(fmt.Sprintf("%v", i.PurchaseReceiptID))
+	builder.WriteString(", ")
+	builder.WriteString("sold_time=")
+	builder.WriteString(i.SoldTime.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("sold_to=")
+	builder.WriteString(i.SoldTo)
+	builder.WriteString(", ")
+	builder.WriteString("sold_price=")
+	builder.WriteString(fmt.Sprintf("%v", i.SoldPrice))
+	builder.WriteString(", ")
+	builder.WriteString("sold_receipt_id=")
+	builder.WriteString(fmt.Sprintf("%v", i.SoldReceiptID))
+	builder.WriteString(", ")
+	builder.WriteString("sold_notes=")
+	builder.WriteString(i.SoldNotes)
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// Items is a parsable slice of Item.
+type Items []*Item
+
+func (i Items) config(cfg config) {
+	for _i := range i {
+		i[_i].config = cfg
+	}
+}

backend/ent/item/item.go

@@ -0,0 +1,165 @@
+// Code generated by ent, DO NOT EDIT.
+
+package item
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+const (
+	// Label holds the string label denoting the item type in the database.
+	Label = "item"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldName holds the string denoting the name field in the database.
+	FieldName = "name"
+	// FieldDescription holds the string denoting the description field in the database.
+	FieldDescription = "description"
+	// FieldNotes holds the string denoting the notes field in the database.
+	FieldNotes = "notes"
+	// FieldSerialNumber holds the string denoting the serial_number field in the database.
+	FieldSerialNumber = "serial_number"
+	// FieldModelNumber holds the string denoting the model_number field in the database.
+	FieldModelNumber = "model_number"
+	// FieldManufacturer holds the string denoting the manufacturer field in the database.
+	FieldManufacturer = "manufacturer"
+	// FieldPurchaseTime holds the string denoting the purchase_time field in the database.
+	FieldPurchaseTime = "purchase_time"
+	// FieldPurchaseFrom holds the string denoting the purchase_from field in the database.
+	FieldPurchaseFrom = "purchase_from"
+	// FieldPurchasePrice holds the string denoting the purchase_price field in the database.
+	FieldPurchasePrice = "purchase_price"
+	// FieldPurchaseReceiptID holds the string denoting the purchase_receipt_id field in the database.
+	FieldPurchaseReceiptID = "purchase_receipt_id"
+	// FieldSoldTime holds the string denoting the sold_time field in the database.
+	FieldSoldTime = "sold_time"
+	// FieldSoldTo holds the string denoting the sold_to field in the database.
+	FieldSoldTo = "sold_to"
+	// FieldSoldPrice holds the string denoting the sold_price field in the database.
+	FieldSoldPrice = "sold_price"
+	// FieldSoldReceiptID holds the string denoting the sold_receipt_id field in the database.
+	FieldSoldReceiptID = "sold_receipt_id"
+	// FieldSoldNotes holds the string denoting the sold_notes field in the database.
+	FieldSoldNotes = "sold_notes"
+	// EdgeGroup holds the string denoting the group edge name in mutations.
+	EdgeGroup = "group"
+	// EdgeLocation holds the string denoting the location edge name in mutations.
+	EdgeLocation = "location"
+	// EdgeFields holds the string denoting the fields edge name in mutations.
+	EdgeFields = "fields"
+	// EdgeLabel holds the string denoting the label edge name in mutations.
+	EdgeLabel = "label"
+	// Table holds the table name of the item in the database.
+	Table = "items"
+	// GroupTable is the table that holds the group relation/edge.
+	GroupTable = "items"
+	// GroupInverseTable is the table name for the Group entity.
+	// It exists in this package in order to avoid circular dependency with the "group" package.
+	GroupInverseTable = "groups"
+	// GroupColumn is the table column denoting the group relation/edge.
+	GroupColumn = "group_items"
+	// LocationTable is the table that holds the location relation/edge.
+	LocationTable = "items"
+	// LocationInverseTable is the table name for the Location entity.
+	// It exists in this package in order to avoid circular dependency with the "location" package.
+	LocationInverseTable = "locations"
+	// LocationColumn is the table column denoting the location relation/edge.
+	LocationColumn = "location_items"
+	// FieldsTable is the table that holds the fields relation/edge.
+	FieldsTable = "item_fields"
+	// FieldsInverseTable is the table name for the ItemField entity.
+	// It exists in this package in order to avoid circular dependency with the "itemfield" package.
+	FieldsInverseTable = "item_fields"
+	// FieldsColumn is the table column denoting the fields relation/edge.
+	FieldsColumn = "item_fields"
+	// LabelTable is the table that holds the label relation/edge. The primary key declared below.
+	LabelTable = "label_items"
+	// LabelInverseTable is the table name for the Label entity.
+	// It exists in this package in order to avoid circular dependency with the "label" package.
+	LabelInverseTable = "labels"
+)
+
+// Columns holds all SQL columns for item fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldName,
+	FieldDescription,
+	FieldNotes,
+	FieldSerialNumber,
+	FieldModelNumber,
+	FieldManufacturer,
+	FieldPurchaseTime,
+	FieldPurchaseFrom,
+	FieldPurchasePrice,
+	FieldPurchaseReceiptID,
+	FieldSoldTime,
+	FieldSoldTo,
+	FieldSoldPrice,
+	FieldSoldReceiptID,
+	FieldSoldNotes,
+}
+
+// ForeignKeys holds the SQL foreign-keys that are owned by the "items"
+// table and are not defined as standalone fields in the schema.
+var ForeignKeys = []string{
+	"group_items",
+	"location_items",
+}
+
+var (
+	// LabelPrimaryKey and LabelColumn2 are the table columns denoting the
+	// primary key for the label relation (M2M).
+	LabelPrimaryKey = []string{"label_id", "item_id"}
+)
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	for i := range ForeignKeys {
+		if column == ForeignKeys[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// NameValidator is a validator for the "name" field. It is called by the builders before save.
+	NameValidator func(string) error
+	// DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	DescriptionValidator func(string) error
+	// NotesValidator is a validator for the "notes" field. It is called by the builders before save.
+	NotesValidator func(string) error
+	// SerialNumberValidator is a validator for the "serial_number" field. It is called by the builders before save.
+	SerialNumberValidator func(string) error
+	// ModelNumberValidator is a validator for the "model_number" field. It is called by the builders before save.
+	ModelNumberValidator func(string) error
+	// ManufacturerValidator is a validator for the "manufacturer" field. It is called by the builders before save.
+	ManufacturerValidator func(string) error
+	// DefaultPurchasePrice holds the default value on creation for the "purchase_price" field.
+	DefaultPurchasePrice float64
+	// DefaultSoldPrice holds the default value on creation for the "sold_price" field.
+	DefaultSoldPrice float64
+	// SoldNotesValidator is a validator for the "sold_notes" field. It is called by the builders before save.
+	SoldNotesValidator func(string) error
+	// DefaultID holds the default value on creation for the "id" field.
+	DefaultID func() uuid.UUID
+)

backend/ent/item_create.go

@@ -0,0 +1,817 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
+)
+
+// ItemCreate is the builder for creating a Item entity.
+type ItemCreate struct {
+	config
+	mutation *ItemMutation
+	hooks    []Hook
+}
+
+// SetCreatedAt sets the "created_at" field.
+func (ic *ItemCreate) SetCreatedAt(t time.Time) *ItemCreate {
+	ic.mutation.SetCreatedAt(t)
+	return ic
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableCreatedAt(t *time.Time) *ItemCreate {
+	if t != nil {
+		ic.SetCreatedAt(*t)
+	}
+	return ic
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (ic *ItemCreate) SetUpdatedAt(t time.Time) *ItemCreate {
+	ic.mutation.SetUpdatedAt(t)
+	return ic
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableUpdatedAt(t *time.Time) *ItemCreate {
+	if t != nil {
+		ic.SetUpdatedAt(*t)
+	}
+	return ic
+}
+
+// SetName sets the "name" field.
+func (ic *ItemCreate) SetName(s string) *ItemCreate {
+	ic.mutation.SetName(s)
+	return ic
+}
+
+// SetDescription sets the "description" field.
+func (ic *ItemCreate) SetDescription(s string) *ItemCreate {
+	ic.mutation.SetDescription(s)
+	return ic
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableDescription(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetDescription(*s)
+	}
+	return ic
+}
+
+// SetNotes sets the "notes" field.
+func (ic *ItemCreate) SetNotes(s string) *ItemCreate {
+	ic.mutation.SetNotes(s)
+	return ic
+}
+
+// SetNillableNotes sets the "notes" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableNotes(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetNotes(*s)
+	}
+	return ic
+}
+
+// SetSerialNumber sets the "serial_number" field.
+func (ic *ItemCreate) SetSerialNumber(s string) *ItemCreate {
+	ic.mutation.SetSerialNumber(s)
+	return ic
+}
+
+// SetNillableSerialNumber sets the "serial_number" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableSerialNumber(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetSerialNumber(*s)
+	}
+	return ic
+}
+
+// SetModelNumber sets the "model_number" field.
+func (ic *ItemCreate) SetModelNumber(s string) *ItemCreate {
+	ic.mutation.SetModelNumber(s)
+	return ic
+}
+
+// SetNillableModelNumber sets the "model_number" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableModelNumber(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetModelNumber(*s)
+	}
+	return ic
+}
+
+// SetManufacturer sets the "manufacturer" field.
+func (ic *ItemCreate) SetManufacturer(s string) *ItemCreate {
+	ic.mutation.SetManufacturer(s)
+	return ic
+}
+
+// SetNillableManufacturer sets the "manufacturer" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableManufacturer(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetManufacturer(*s)
+	}
+	return ic
+}
+
+// SetPurchaseTime sets the "purchase_time" field.
+func (ic *ItemCreate) SetPurchaseTime(t time.Time) *ItemCreate {
+	ic.mutation.SetPurchaseTime(t)
+	return ic
+}
+
+// SetNillablePurchaseTime sets the "purchase_time" field if the given value is not nil.
+func (ic *ItemCreate) SetNillablePurchaseTime(t *time.Time) *ItemCreate {
+	if t != nil {
+		ic.SetPurchaseTime(*t)
+	}
+	return ic
+}
+
+// SetPurchaseFrom sets the "purchase_from" field.
+func (ic *ItemCreate) SetPurchaseFrom(s string) *ItemCreate {
+	ic.mutation.SetPurchaseFrom(s)
+	return ic
+}
+
+// SetNillablePurchaseFrom sets the "purchase_from" field if the given value is not nil.
+func (ic *ItemCreate) SetNillablePurchaseFrom(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetPurchaseFrom(*s)
+	}
+	return ic
+}
+
+// SetPurchasePrice sets the "purchase_price" field.
+func (ic *ItemCreate) SetPurchasePrice(f float64) *ItemCreate {
+	ic.mutation.SetPurchasePrice(f)
+	return ic
+}
+
+// SetNillablePurchasePrice sets the "purchase_price" field if the given value is not nil.
+func (ic *ItemCreate) SetNillablePurchasePrice(f *float64) *ItemCreate {
+	if f != nil {
+		ic.SetPurchasePrice(*f)
+	}
+	return ic
+}
+
+// SetPurchaseReceiptID sets the "purchase_receipt_id" field.
+func (ic *ItemCreate) SetPurchaseReceiptID(u uuid.UUID) *ItemCreate {
+	ic.mutation.SetPurchaseReceiptID(u)
+	return ic
+}
+
+// SetNillablePurchaseReceiptID sets the "purchase_receipt_id" field if the given value is not nil.
+func (ic *ItemCreate) SetNillablePurchaseReceiptID(u *uuid.UUID) *ItemCreate {
+	if u != nil {
+		ic.SetPurchaseReceiptID(*u)
+	}
+	return ic
+}
+
+// SetSoldTime sets the "sold_time" field.
+func (ic *ItemCreate) SetSoldTime(t time.Time) *ItemCreate {
+	ic.mutation.SetSoldTime(t)
+	return ic
+}
+
+// SetNillableSoldTime sets the "sold_time" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableSoldTime(t *time.Time) *ItemCreate {
+	if t != nil {
+		ic.SetSoldTime(*t)
+	}
+	return ic
+}
+
+// SetSoldTo sets the "sold_to" field.
+func (ic *ItemCreate) SetSoldTo(s string) *ItemCreate {
+	ic.mutation.SetSoldTo(s)
+	return ic
+}
+
+// SetNillableSoldTo sets the "sold_to" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableSoldTo(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetSoldTo(*s)
+	}
+	return ic
+}
+
+// SetSoldPrice sets the "sold_price" field.
+func (ic *ItemCreate) SetSoldPrice(f float64) *ItemCreate {
+	ic.mutation.SetSoldPrice(f)
+	return ic
+}
+
+// SetNillableSoldPrice sets the "sold_price" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableSoldPrice(f *float64) *ItemCreate {
+	if f != nil {
+		ic.SetSoldPrice(*f)
+	}
+	return ic
+}
+
+// SetSoldReceiptID sets the "sold_receipt_id" field.
+func (ic *ItemCreate) SetSoldReceiptID(u uuid.UUID) *ItemCreate {
+	ic.mutation.SetSoldReceiptID(u)
+	return ic
+}
+
+// SetNillableSoldReceiptID sets the "sold_receipt_id" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableSoldReceiptID(u *uuid.UUID) *ItemCreate {
+	if u != nil {
+		ic.SetSoldReceiptID(*u)
+	}
+	return ic
+}
+
+// SetSoldNotes sets the "sold_notes" field.
+func (ic *ItemCreate) SetSoldNotes(s string) *ItemCreate {
+	ic.mutation.SetSoldNotes(s)
+	return ic
+}
+
+// SetNillableSoldNotes sets the "sold_notes" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableSoldNotes(s *string) *ItemCreate {
+	if s != nil {
+		ic.SetSoldNotes(*s)
+	}
+	return ic
+}
+
+// SetID sets the "id" field.
+func (ic *ItemCreate) SetID(u uuid.UUID) *ItemCreate {
+	ic.mutation.SetID(u)
+	return ic
+}
+
+// SetNillableID sets the "id" field if the given value is not nil.
+func (ic *ItemCreate) SetNillableID(u *uuid.UUID) *ItemCreate {
+	if u != nil {
+		ic.SetID(*u)
+	}
+	return ic
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (ic *ItemCreate) SetGroupID(id uuid.UUID) *ItemCreate {
+	ic.mutation.SetGroupID(id)
+	return ic
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (ic *ItemCreate) SetGroup(g *Group) *ItemCreate {
+	return ic.SetGroupID(g.ID)
+}
+
+// SetLocationID sets the "location" edge to the Location entity by ID.
+func (ic *ItemCreate) SetLocationID(id uuid.UUID) *ItemCreate {
+	ic.mutation.SetLocationID(id)
+	return ic
+}
+
+// SetNillableLocationID sets the "location" edge to the Location entity by ID if the given value is not nil.
+func (ic *ItemCreate) SetNillableLocationID(id *uuid.UUID) *ItemCreate {
+	if id != nil {
+		ic = ic.SetLocationID(*id)
+	}
+	return ic
+}
+
+// SetLocation sets the "location" edge to the Location entity.
+func (ic *ItemCreate) SetLocation(l *Location) *ItemCreate {
+	return ic.SetLocationID(l.ID)
+}
+
+// AddFieldIDs adds the "fields" edge to the ItemField entity by IDs.
+func (ic *ItemCreate) AddFieldIDs(ids ...uuid.UUID) *ItemCreate {
+	ic.mutation.AddFieldIDs(ids...)
+	return ic
+}
+
+// AddFields adds the "fields" edges to the ItemField entity.
+func (ic *ItemCreate) AddFields(i ...*ItemField) *ItemCreate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return ic.AddFieldIDs(ids...)
+}
+
+// AddLabelIDs adds the "label" edge to the Label entity by IDs.
+func (ic *ItemCreate) AddLabelIDs(ids ...uuid.UUID) *ItemCreate {
+	ic.mutation.AddLabelIDs(ids...)
+	return ic
+}
+
+// AddLabel adds the "label" edges to the Label entity.
+func (ic *ItemCreate) AddLabel(l ...*Label) *ItemCreate {
+	ids := make([]uuid.UUID, len(l))
+	for i := range l {
+		ids[i] = l[i].ID
+	}
+	return ic.AddLabelIDs(ids...)
+}
+
+// Mutation returns the ItemMutation object of the builder.
+func (ic *ItemCreate) Mutation() *ItemMutation {
+	return ic.mutation
+}
+
+// Save creates the Item in the database.
+func (ic *ItemCreate) Save(ctx context.Context) (*Item, error) {
+	var (
+		err  error
+		node *Item
+	)
+	ic.defaults()
+	if len(ic.hooks) == 0 {
+		if err = ic.check(); err != nil {
+			return nil, err
+		}
+		node, err = ic.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*ItemMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = ic.check(); err != nil {
+				return nil, err
+			}
+			ic.mutation = mutation
+			if node, err = ic.sqlSave(ctx); err != nil {
+				return nil, err
+			}
+			mutation.id = &node.ID
+			mutation.done = true
+			return node, err
+		})
+		for i := len(ic.hooks) - 1; i >= 0; i-- {
+			if ic.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ic.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, ic.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*Item)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from ItemMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (ic *ItemCreate) SaveX(ctx context.Context) *Item {
+	v, err := ic.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (ic *ItemCreate) Exec(ctx context.Context) error {
+	_, err := ic.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ic *ItemCreate) ExecX(ctx context.Context) {
+	if err := ic.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (ic *ItemCreate) defaults() {
+	if _, ok := ic.mutation.CreatedAt(); !ok {
+		v := item.DefaultCreatedAt()
+		ic.mutation.SetCreatedAt(v)
+	}
+	if _, ok := ic.mutation.UpdatedAt(); !ok {
+		v := item.DefaultUpdatedAt()
+		ic.mutation.SetUpdatedAt(v)
+	}
+	if _, ok := ic.mutation.PurchasePrice(); !ok {
+		v := item.DefaultPurchasePrice
+		ic.mutation.SetPurchasePrice(v)
+	}
+	if _, ok := ic.mutation.SoldPrice(); !ok {
+		v := item.DefaultSoldPrice
+		ic.mutation.SetSoldPrice(v)
+	}
+	if _, ok := ic.mutation.ID(); !ok {
+		v := item.DefaultID()
+		ic.mutation.SetID(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (ic *ItemCreate) check() error {
+	if _, ok := ic.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "Item.created_at"`)}
+	}
+	if _, ok := ic.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "Item.updated_at"`)}
+	}
+	if _, ok := ic.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "Item.name"`)}
+	}
+	if v, ok := ic.mutation.Name(); ok {
+		if err := item.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Item.name": %w`, err)}
+		}
+	}
+	if v, ok := ic.mutation.Description(); ok {
+		if err := item.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Item.description": %w`, err)}
+		}
+	}
+	if v, ok := ic.mutation.Notes(); ok {
+		if err := item.NotesValidator(v); err != nil {
+			return &ValidationError{Name: "notes", err: fmt.Errorf(`ent: validator failed for field "Item.notes": %w`, err)}
+		}
+	}
+	if v, ok := ic.mutation.SerialNumber(); ok {
+		if err := item.SerialNumberValidator(v); err != nil {
+			return &ValidationError{Name: "serial_number", err: fmt.Errorf(`ent: validator failed for field "Item.serial_number": %w`, err)}
+		}
+	}
+	if v, ok := ic.mutation.ModelNumber(); ok {
+		if err := item.ModelNumberValidator(v); err != nil {
+			return &ValidationError{Name: "model_number", err: fmt.Errorf(`ent: validator failed for field "Item.model_number": %w`, err)}
+		}
+	}
+	if v, ok := ic.mutation.Manufacturer(); ok {
+		if err := item.ManufacturerValidator(v); err != nil {
+			return &ValidationError{Name: "manufacturer", err: fmt.Errorf(`ent: validator failed for field "Item.manufacturer": %w`, err)}
+		}
+	}
+	if _, ok := ic.mutation.PurchasePrice(); !ok {
+		return &ValidationError{Name: "purchase_price", err: errors.New(`ent: missing required field "Item.purchase_price"`)}
+	}
+	if _, ok := ic.mutation.SoldPrice(); !ok {
+		return &ValidationError{Name: "sold_price", err: errors.New(`ent: missing required field "Item.sold_price"`)}
+	}
+	if v, ok := ic.mutation.SoldNotes(); ok {
+		if err := item.SoldNotesValidator(v); err != nil {
+			return &ValidationError{Name: "sold_notes", err: fmt.Errorf(`ent: validator failed for field "Item.sold_notes": %w`, err)}
+		}
+	}
+	if _, ok := ic.mutation.GroupID(); !ok {
+		return &ValidationError{Name: "group", err: errors.New(`ent: missing required edge "Item.group"`)}
+	}
+	return nil
+}
+
+func (ic *ItemCreate) sqlSave(ctx context.Context) (*Item, error) {
+	_node, _spec := ic.createSpec()
+	if err := sqlgraph.CreateNode(ctx, ic.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	if _spec.ID.Value != nil {
+		if id, ok := _spec.ID.Value.(*uuid.UUID); ok {
+			_node.ID = *id
+		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
+			return nil, err
+		}
+	}
+	return _node, nil
+}
+
+func (ic *ItemCreate) createSpec() (*Item, *sqlgraph.CreateSpec) {
+	var (
+		_node = &Item{config: ic.config}
+		_spec = &sqlgraph.CreateSpec{
+			Table: item.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: item.FieldID,
+			},
+		}
+	)
+	if id, ok := ic.mutation.ID(); ok {
+		_node.ID = id
+		_spec.ID.Value = &id
+	}
+	if value, ok := ic.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: item.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := ic.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: item.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
+	if value, ok := ic.mutation.Name(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldName,
+		})
+		_node.Name = value
+	}
+	if value, ok := ic.mutation.Description(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldDescription,
+		})
+		_node.Description = value
+	}
+	if value, ok := ic.mutation.Notes(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldNotes,
+		})
+		_node.Notes = value
+	}
+	if value, ok := ic.mutation.SerialNumber(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldSerialNumber,
+		})
+		_node.SerialNumber = value
+	}
+	if value, ok := ic.mutation.ModelNumber(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldModelNumber,
+		})
+		_node.ModelNumber = value
+	}
+	if value, ok := ic.mutation.Manufacturer(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldManufacturer,
+		})
+		_node.Manufacturer = value
+	}
+	if value, ok := ic.mutation.PurchaseTime(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: item.FieldPurchaseTime,
+		})
+		_node.PurchaseTime = value
+	}
+	if value, ok := ic.mutation.PurchaseFrom(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldPurchaseFrom,
+		})
+		_node.PurchaseFrom = value
+	}
+	if value, ok := ic.mutation.PurchasePrice(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeFloat64,
+			Value:  value,
+			Column: item.FieldPurchasePrice,
+		})
+		_node.PurchasePrice = value
+	}
+	if value, ok := ic.mutation.PurchaseReceiptID(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeUUID,
+			Value:  value,
+			Column: item.FieldPurchaseReceiptID,
+		})
+		_node.PurchaseReceiptID = value
+	}
+	if value, ok := ic.mutation.SoldTime(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: item.FieldSoldTime,
+		})
+		_node.SoldTime = value
+	}
+	if value, ok := ic.mutation.SoldTo(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldSoldTo,
+		})
+		_node.SoldTo = value
+	}
+	if value, ok := ic.mutation.SoldPrice(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeFloat64,
+			Value:  value,
+			Column: item.FieldSoldPrice,
+		})
+		_node.SoldPrice = value
+	}
+	if value, ok := ic.mutation.SoldReceiptID(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeUUID,
+			Value:  value,
+			Column: item.FieldSoldReceiptID,
+		})
+		_node.SoldReceiptID = value
+	}
+	if value, ok := ic.mutation.SoldNotes(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: item.FieldSoldNotes,
+		})
+		_node.SoldNotes = value
+	}
+	if nodes := ic.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   item.GroupTable,
+			Columns: []string{item.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.group_items = &nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := ic.mutation.LocationIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   item.LocationTable,
+			Columns: []string{item.LocationColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: location.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.location_items = &nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := ic.mutation.FieldsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   item.FieldsTable,
+			Columns: []string{item.FieldsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: itemfield.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := ic.mutation.LabelIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: true,
+			Table:   item.LabelTable,
+			Columns: item.LabelPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: label.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// ItemCreateBulk is the builder for creating many Item entities in bulk.
+type ItemCreateBulk struct {
+	config
+	builders []*ItemCreate
+}
+
+// Save creates the Item entities in the database.
+func (icb *ItemCreateBulk) Save(ctx context.Context) ([]*Item, error) {
+	specs := make([]*sqlgraph.CreateSpec, len(icb.builders))
+	nodes := make([]*Item, len(icb.builders))
+	mutators := make([]Mutator, len(icb.builders))
+	for i := range icb.builders {
+		func(i int, root context.Context) {
+			builder := icb.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*ItemMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				nodes[i], specs[i] = builder.createSpec()
+				var err error
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, icb.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, icb.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, icb.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (icb *ItemCreateBulk) SaveX(ctx context.Context) []*Item {
+	v, err := icb.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (icb *ItemCreateBulk) Exec(ctx context.Context) error {
+	_, err := icb.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (icb *ItemCreateBulk) ExecX(ctx context.Context) {
+	if err := icb.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/item_delete.go

@@ -0,0 +1,115 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ItemDelete is the builder for deleting a Item entity.
+type ItemDelete struct {
+	config
+	hooks    []Hook
+	mutation *ItemMutation
+}
+
+// Where appends a list predicates to the ItemDelete builder.
+func (id *ItemDelete) Where(ps ...predicate.Item) *ItemDelete {
+	id.mutation.Where(ps...)
+	return id
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (id *ItemDelete) Exec(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	if len(id.hooks) == 0 {
+		affected, err = id.sqlExec(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*ItemMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			id.mutation = mutation
+			affected, err = id.sqlExec(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(id.hooks) - 1; i >= 0; i-- {
+			if id.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = id.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, id.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (id *ItemDelete) ExecX(ctx context.Context) int {
+	n, err := id.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (id *ItemDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := &sqlgraph.DeleteSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table: item.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: item.FieldID,
+			},
+		},
+	}
+	if ps := id.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, id.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
+}
+
+// ItemDeleteOne is the builder for deleting a single Item entity.
+type ItemDeleteOne struct {
+	id *ItemDelete
+}
+
+// Exec executes the deletion query.
+func (ido *ItemDeleteOne) Exec(ctx context.Context) error {
+	n, err := ido.id.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{item.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ido *ItemDeleteOne) ExecX(ctx context.Context) {
+	ido.id.ExecX(ctx)
+}

backend/ent/item_query.go

@@ -0,0 +1,861 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"database/sql/driver"
+	"fmt"
+	"math"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ItemQuery is the builder for querying Item entities.
+type ItemQuery struct {
+	config
+	limit        *int
+	offset       *int
+	unique       *bool
+	order        []OrderFunc
+	fields       []string
+	predicates   []predicate.Item
+	withGroup    *GroupQuery
+	withLocation *LocationQuery
+	withFields   *ItemFieldQuery
+	withLabel    *LabelQuery
+	withFKs      bool
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the ItemQuery builder.
+func (iq *ItemQuery) Where(ps ...predicate.Item) *ItemQuery {
+	iq.predicates = append(iq.predicates, ps...)
+	return iq
+}
+
+// Limit adds a limit step to the query.
+func (iq *ItemQuery) Limit(limit int) *ItemQuery {
+	iq.limit = &limit
+	return iq
+}
+
+// Offset adds an offset step to the query.
+func (iq *ItemQuery) Offset(offset int) *ItemQuery {
+	iq.offset = &offset
+	return iq
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (iq *ItemQuery) Unique(unique bool) *ItemQuery {
+	iq.unique = &unique
+	return iq
+}
+
+// Order adds an order step to the query.
+func (iq *ItemQuery) Order(o ...OrderFunc) *ItemQuery {
+	iq.order = append(iq.order, o...)
+	return iq
+}
+
+// QueryGroup chains the current query on the "group" edge.
+func (iq *ItemQuery) QueryGroup() *GroupQuery {
+	query := &GroupQuery{config: iq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := iq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := iq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, selector),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, item.GroupTable, item.GroupColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(iq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryLocation chains the current query on the "location" edge.
+func (iq *ItemQuery) QueryLocation() *LocationQuery {
+	query := &LocationQuery{config: iq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := iq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := iq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, selector),
+			sqlgraph.To(location.Table, location.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, item.LocationTable, item.LocationColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(iq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryFields chains the current query on the "fields" edge.
+func (iq *ItemQuery) QueryFields() *ItemFieldQuery {
+	query := &ItemFieldQuery{config: iq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := iq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := iq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, selector),
+			sqlgraph.To(itemfield.Table, itemfield.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, item.FieldsTable, item.FieldsColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(iq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryLabel chains the current query on the "label" edge.
+func (iq *ItemQuery) QueryLabel() *LabelQuery {
+	query := &LabelQuery{config: iq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := iq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := iq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(item.Table, item.FieldID, selector),
+			sqlgraph.To(label.Table, label.FieldID),
+			sqlgraph.Edge(sqlgraph.M2M, true, item.LabelTable, item.LabelPrimaryKey...),
+		)
+		fromU = sqlgraph.SetNeighbors(iq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first Item entity from the query.
+// Returns a *NotFoundError when no Item was found.
+func (iq *ItemQuery) First(ctx context.Context) (*Item, error) {
+	nodes, err := iq.Limit(1).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{item.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (iq *ItemQuery) FirstX(ctx context.Context) *Item {
+	node, err := iq.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first Item ID from the query.
+// Returns a *NotFoundError when no Item ID was found.
+func (iq *ItemQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = iq.Limit(1).IDs(ctx); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{item.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (iq *ItemQuery) FirstIDX(ctx context.Context) uuid.UUID {
+	id, err := iq.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single Item entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one Item entity is found.
+// Returns a *NotFoundError when no Item entities are found.
+func (iq *ItemQuery) Only(ctx context.Context) (*Item, error) {
+	nodes, err := iq.Limit(2).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{item.Label}
+	default:
+		return nil, &NotSingularError{item.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (iq *ItemQuery) OnlyX(ctx context.Context) *Item {
+	node, err := iq.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only Item ID in the query.
+// Returns a *NotSingularError when more than one Item ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (iq *ItemQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = iq.Limit(2).IDs(ctx); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{item.Label}
+	default:
+		err = &NotSingularError{item.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (iq *ItemQuery) OnlyIDX(ctx context.Context) uuid.UUID {
+	id, err := iq.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of Items.
+func (iq *ItemQuery) All(ctx context.Context) ([]*Item, error) {
+	if err := iq.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	return iq.sqlAll(ctx)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (iq *ItemQuery) AllX(ctx context.Context) []*Item {
+	nodes, err := iq.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of Item IDs.
+func (iq *ItemQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
+	var ids []uuid.UUID
+	if err := iq.Select(item.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (iq *ItemQuery) IDsX(ctx context.Context) []uuid.UUID {
+	ids, err := iq.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (iq *ItemQuery) Count(ctx context.Context) (int, error) {
+	if err := iq.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return iq.sqlCount(ctx)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (iq *ItemQuery) CountX(ctx context.Context) int {
+	count, err := iq.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (iq *ItemQuery) Exist(ctx context.Context) (bool, error) {
+	if err := iq.prepareQuery(ctx); err != nil {
+		return false, err
+	}
+	return iq.sqlExist(ctx)
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (iq *ItemQuery) ExistX(ctx context.Context) bool {
+	exist, err := iq.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the ItemQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (iq *ItemQuery) Clone() *ItemQuery {
+	if iq == nil {
+		return nil
+	}
+	return &ItemQuery{
+		config:       iq.config,
+		limit:        iq.limit,
+		offset:       iq.offset,
+		order:        append([]OrderFunc{}, iq.order...),
+		predicates:   append([]predicate.Item{}, iq.predicates...),
+		withGroup:    iq.withGroup.Clone(),
+		withLocation: iq.withLocation.Clone(),
+		withFields:   iq.withFields.Clone(),
+		withLabel:    iq.withLabel.Clone(),
+		// clone intermediate query.
+		sql:    iq.sql.Clone(),
+		path:   iq.path,
+		unique: iq.unique,
+	}
+}
+
+// WithGroup tells the query-builder to eager-load the nodes that are connected to
+// the "group" edge. The optional arguments are used to configure the query builder of the edge.
+func (iq *ItemQuery) WithGroup(opts ...func(*GroupQuery)) *ItemQuery {
+	query := &GroupQuery{config: iq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	iq.withGroup = query
+	return iq
+}
+
+// WithLocation tells the query-builder to eager-load the nodes that are connected to
+// the "location" edge. The optional arguments are used to configure the query builder of the edge.
+func (iq *ItemQuery) WithLocation(opts ...func(*LocationQuery)) *ItemQuery {
+	query := &LocationQuery{config: iq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	iq.withLocation = query
+	return iq
+}
+
+// WithFields tells the query-builder to eager-load the nodes that are connected to
+// the "fields" edge. The optional arguments are used to configure the query builder of the edge.
+func (iq *ItemQuery) WithFields(opts ...func(*ItemFieldQuery)) *ItemQuery {
+	query := &ItemFieldQuery{config: iq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	iq.withFields = query
+	return iq
+}
+
+// WithLabel tells the query-builder to eager-load the nodes that are connected to
+// the "label" edge. The optional arguments are used to configure the query builder of the edge.
+func (iq *ItemQuery) WithLabel(opts ...func(*LabelQuery)) *ItemQuery {
+	query := &LabelQuery{config: iq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	iq.withLabel = query
+	return iq
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.Item.Query().
+//		GroupBy(item.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (iq *ItemQuery) GroupBy(field string, fields ...string) *ItemGroupBy {
+	grbuild := &ItemGroupBy{config: iq.config}
+	grbuild.fields = append([]string{field}, fields...)
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+		if err := iq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		return iq.sqlQuery(ctx), nil
+	}
+	grbuild.label = item.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.Item.Query().
+//		Select(item.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (iq *ItemQuery) Select(fields ...string) *ItemSelect {
+	iq.fields = append(iq.fields, fields...)
+	selbuild := &ItemSelect{ItemQuery: iq}
+	selbuild.label = item.Label
+	selbuild.flds, selbuild.scan = &iq.fields, selbuild.Scan
+	return selbuild
+}
+
+func (iq *ItemQuery) prepareQuery(ctx context.Context) error {
+	for _, f := range iq.fields {
+		if !item.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if iq.path != nil {
+		prev, err := iq.path(ctx)
+		if err != nil {
+			return err
+		}
+		iq.sql = prev
+	}
+	return nil
+}
+
+func (iq *ItemQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*Item, error) {
+	var (
+		nodes       = []*Item{}
+		withFKs     = iq.withFKs
+		_spec       = iq.querySpec()
+		loadedTypes = [4]bool{
+			iq.withGroup != nil,
+			iq.withLocation != nil,
+			iq.withFields != nil,
+			iq.withLabel != nil,
+		}
+	)
+	if iq.withGroup != nil || iq.withLocation != nil {
+		withFKs = true
+	}
+	if withFKs {
+		_spec.Node.Columns = append(_spec.Node.Columns, item.ForeignKeys...)
+	}
+	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
+		return (*Item).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []interface{}) error {
+		node := &Item{config: iq.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, iq.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := iq.withGroup; query != nil {
+		if err := iq.loadGroup(ctx, query, nodes, nil,
+			func(n *Item, e *Group) { n.Edges.Group = e }); err != nil {
+			return nil, err
+		}
+	}
+	if query := iq.withLocation; query != nil {
+		if err := iq.loadLocation(ctx, query, nodes, nil,
+			func(n *Item, e *Location) { n.Edges.Location = e }); err != nil {
+			return nil, err
+		}
+	}
+	if query := iq.withFields; query != nil {
+		if err := iq.loadFields(ctx, query, nodes,
+			func(n *Item) { n.Edges.Fields = []*ItemField{} },
+			func(n *Item, e *ItemField) { n.Edges.Fields = append(n.Edges.Fields, e) }); err != nil {
+			return nil, err
+		}
+	}
+	if query := iq.withLabel; query != nil {
+		if err := iq.loadLabel(ctx, query, nodes,
+			func(n *Item) { n.Edges.Label = []*Label{} },
+			func(n *Item, e *Label) { n.Edges.Label = append(n.Edges.Label, e) }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (iq *ItemQuery) loadGroup(ctx context.Context, query *GroupQuery, nodes []*Item, init func(*Item), assign func(*Item, *Group)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*Item)
+	for i := range nodes {
+		if nodes[i].group_items == nil {
+			continue
+		}
+		fk := *nodes[i].group_items
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	query.Where(group.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_items" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+func (iq *ItemQuery) loadLocation(ctx context.Context, query *LocationQuery, nodes []*Item, init func(*Item), assign func(*Item, *Location)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*Item)
+	for i := range nodes {
+		if nodes[i].location_items == nil {
+			continue
+		}
+		fk := *nodes[i].location_items
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	query.Where(location.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "location_items" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+func (iq *ItemQuery) loadFields(ctx context.Context, query *ItemFieldQuery, nodes []*Item, init func(*Item), assign func(*Item, *ItemField)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[uuid.UUID]*Item)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	query.withFKs = true
+	query.Where(predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.InValues(item.FieldsColumn, fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.item_fields
+		if fk == nil {
+			return fmt.Errorf(`foreign-key "item_fields" is nil for node %v`, n.ID)
+		}
+		node, ok := nodeids[*fk]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "item_fields" returned %v for node %v`, *fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+func (iq *ItemQuery) loadLabel(ctx context.Context, query *LabelQuery, nodes []*Item, init func(*Item), assign func(*Item, *Label)) error {
+	edgeIDs := make([]driver.Value, len(nodes))
+	byID := make(map[uuid.UUID]*Item)
+	nids := make(map[uuid.UUID]map[*Item]struct{})
+	for i, node := range nodes {
+		edgeIDs[i] = node.ID
+		byID[node.ID] = node
+		if init != nil {
+			init(node)
+		}
+	}
+	query.Where(func(s *sql.Selector) {
+		joinT := sql.Table(item.LabelTable)
+		s.Join(joinT).On(s.C(label.FieldID), joinT.C(item.LabelPrimaryKey[0]))
+		s.Where(sql.InValues(joinT.C(item.LabelPrimaryKey[1]), edgeIDs...))
+		columns := s.SelectedColumns()
+		s.Select(joinT.C(item.LabelPrimaryKey[1]))
+		s.AppendSelect(columns...)
+		s.SetDistinct(false)
+	})
+	if err := query.prepareQuery(ctx); err != nil {
+		return err
+	}
+	neighbors, err := query.sqlAll(ctx, func(_ context.Context, spec *sqlgraph.QuerySpec) {
+		assign := spec.Assign
+		values := spec.ScanValues
+		spec.ScanValues = func(columns []string) ([]interface{}, error) {
+			values, err := values(columns[1:])
+			if err != nil {
+				return nil, err
+			}
+			return append([]interface{}{new(uuid.UUID)}, values...), nil
+		}
+		spec.Assign = func(columns []string, values []interface{}) error {
+			outValue := *values[0].(*uuid.UUID)
+			inValue := *values[1].(*uuid.UUID)
+			if nids[inValue] == nil {
+				nids[inValue] = map[*Item]struct{}{byID[outValue]: struct{}{}}
+				return assign(columns[1:], values[1:])
+			}
+			nids[inValue][byID[outValue]] = struct{}{}
+			return nil
+		}
+	})
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected "label" node returned %v`, n.ID)
+		}
+		for kn := range nodes {
+			assign(kn, n)
+		}
+	}
+	return nil
+}
+
+func (iq *ItemQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := iq.querySpec()
+	_spec.Node.Columns = iq.fields
+	if len(iq.fields) > 0 {
+		_spec.Unique = iq.unique != nil && *iq.unique
+	}
+	return sqlgraph.CountNodes(ctx, iq.driver, _spec)
+}
+
+func (iq *ItemQuery) sqlExist(ctx context.Context) (bool, error) {
+	n, err := iq.sqlCount(ctx)
+	if err != nil {
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	}
+	return n > 0, nil
+}
+
+func (iq *ItemQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   item.Table,
+			Columns: item.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: item.FieldID,
+			},
+		},
+		From:   iq.sql,
+		Unique: true,
+	}
+	if unique := iq.unique; unique != nil {
+		_spec.Unique = *unique
+	}
+	if fields := iq.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, item.FieldID)
+		for i := range fields {
+			if fields[i] != item.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := iq.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := iq.limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := iq.offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := iq.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (iq *ItemQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(iq.driver.Dialect())
+	t1 := builder.Table(item.Table)
+	columns := iq.fields
+	if len(columns) == 0 {
+		columns = item.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if iq.sql != nil {
+		selector = iq.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if iq.unique != nil && *iq.unique {
+		selector.Distinct()
+	}
+	for _, p := range iq.predicates {
+		p(selector)
+	}
+	for _, p := range iq.order {
+		p(selector)
+	}
+	if offset := iq.offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := iq.limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// ItemGroupBy is the group-by builder for Item entities.
+type ItemGroupBy struct {
+	config
+	selector
+	fields []string
+	fns    []AggregateFunc
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (igb *ItemGroupBy) Aggregate(fns ...AggregateFunc) *ItemGroupBy {
+	igb.fns = append(igb.fns, fns...)
+	return igb
+}
+
+// Scan applies the group-by query and scans the result into the given value.
+func (igb *ItemGroupBy) Scan(ctx context.Context, v interface{}) error {
+	query, err := igb.path(ctx)
+	if err != nil {
+		return err
+	}
+	igb.sql = query
+	return igb.sqlScan(ctx, v)
+}
+
+func (igb *ItemGroupBy) sqlScan(ctx context.Context, v interface{}) error {
+	for _, f := range igb.fields {
+		if !item.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
+		}
+	}
+	selector := igb.sqlQuery()
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := igb.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+func (igb *ItemGroupBy) sqlQuery() *sql.Selector {
+	selector := igb.sql.Select()
+	aggregation := make([]string, 0, len(igb.fns))
+	for _, fn := range igb.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	// If no columns were selected in a custom aggregation function, the default
+	// selection is the fields used for "group-by", and the aggregation functions.
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(igb.fields)+len(igb.fns))
+		for _, f := range igb.fields {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	return selector.GroupBy(selector.Columns(igb.fields...)...)
+}
+
+// ItemSelect is the builder for selecting fields of Item entities.
+type ItemSelect struct {
+	*ItemQuery
+	selector
+	// intermediate query (i.e. traversal path).
+	sql *sql.Selector
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (is *ItemSelect) Scan(ctx context.Context, v interface{}) error {
+	if err := is.prepareQuery(ctx); err != nil {
+		return err
+	}
+	is.sql = is.ItemQuery.sqlQuery(ctx)
+	return is.sqlScan(ctx, v)
+}
+
+func (is *ItemSelect) sqlScan(ctx context.Context, v interface{}) error {
+	rows := &sql.Rows{}
+	query, args := is.sql.Query()
+	if err := is.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/itemfield.go

@@ -0,0 +1,236 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+)
+
+// ItemField is the model entity for the ItemField schema.
+type ItemField struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// Name holds the value of the "name" field.
+	Name string `json:"name,omitempty"`
+	// Description holds the value of the "description" field.
+	Description string `json:"description,omitempty"`
+	// Type holds the value of the "type" field.
+	Type itemfield.Type `json:"type,omitempty"`
+	// TextValue holds the value of the "text_value" field.
+	TextValue string `json:"text_value,omitempty"`
+	// NumberValue holds the value of the "number_value" field.
+	NumberValue int `json:"number_value,omitempty"`
+	// BooleanValue holds the value of the "boolean_value" field.
+	BooleanValue bool `json:"boolean_value,omitempty"`
+	// TimeValue holds the value of the "time_value" field.
+	TimeValue time.Time `json:"time_value,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the ItemFieldQuery when eager-loading is set.
+	Edges       ItemFieldEdges `json:"edges"`
+	item_fields *uuid.UUID
+}
+
+// ItemFieldEdges holds the relations/edges for other nodes in the graph.
+type ItemFieldEdges struct {
+	// Item holds the value of the item edge.
+	Item *Item `json:"item,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [1]bool
+}
+
+// ItemOrErr returns the Item value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e ItemFieldEdges) ItemOrErr() (*Item, error) {
+	if e.loadedTypes[0] {
+		if e.Item == nil {
+			// Edge was loaded but was not found.
+			return nil, &NotFoundError{label: item.Label}
+		}
+		return e.Item, nil
+	}
+	return nil, &NotLoadedError{edge: "item"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*ItemField) scanValues(columns []string) ([]interface{}, error) {
+	values := make([]interface{}, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case itemfield.FieldBooleanValue:
+			values[i] = new(sql.NullBool)
+		case itemfield.FieldNumberValue:
+			values[i] = new(sql.NullInt64)
+		case itemfield.FieldName, itemfield.FieldDescription, itemfield.FieldType, itemfield.FieldTextValue:
+			values[i] = new(sql.NullString)
+		case itemfield.FieldCreatedAt, itemfield.FieldUpdatedAt, itemfield.FieldTimeValue:
+			values[i] = new(sql.NullTime)
+		case itemfield.FieldID:
+			values[i] = new(uuid.UUID)
+		case itemfield.ForeignKeys[0]: // item_fields
+			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
+		default:
+			return nil, fmt.Errorf("unexpected column %q for type ItemField", columns[i])
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the ItemField fields.
+func (_if *ItemField) assignValues(columns []string, values []interface{}) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case itemfield.FieldID:
+			if value, ok := values[i].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field id", values[i])
+			} else if value != nil {
+				_if.ID = *value
+			}
+		case itemfield.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				_if.CreatedAt = value.Time
+			}
+		case itemfield.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				_if.UpdatedAt = value.Time
+			}
+		case itemfield.FieldName:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field name", values[i])
+			} else if value.Valid {
+				_if.Name = value.String
+			}
+		case itemfield.FieldDescription:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field description", values[i])
+			} else if value.Valid {
+				_if.Description = value.String
+			}
+		case itemfield.FieldType:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field type", values[i])
+			} else if value.Valid {
+				_if.Type = itemfield.Type(value.String)
+			}
+		case itemfield.FieldTextValue:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field text_value", values[i])
+			} else if value.Valid {
+				_if.TextValue = value.String
+			}
+		case itemfield.FieldNumberValue:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field number_value", values[i])
+			} else if value.Valid {
+				_if.NumberValue = int(value.Int64)
+			}
+		case itemfield.FieldBooleanValue:
+			if value, ok := values[i].(*sql.NullBool); !ok {
+				return fmt.Errorf("unexpected type %T for field boolean_value", values[i])
+			} else if value.Valid {
+				_if.BooleanValue = value.Bool
+			}
+		case itemfield.FieldTimeValue:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field time_value", values[i])
+			} else if value.Valid {
+				_if.TimeValue = value.Time
+			}
+		case itemfield.ForeignKeys[0]:
+			if value, ok := values[i].(*sql.NullScanner); !ok {
+				return fmt.Errorf("unexpected type %T for field item_fields", values[i])
+			} else if value.Valid {
+				_if.item_fields = new(uuid.UUID)
+				*_if.item_fields = *value.S.(*uuid.UUID)
+			}
+		}
+	}
+	return nil
+}
+
+// QueryItem queries the "item" edge of the ItemField entity.
+func (_if *ItemField) QueryItem() *ItemQuery {
+	return (&ItemFieldClient{config: _if.config}).QueryItem(_if)
+}
+
+// Update returns a builder for updating this ItemField.
+// Note that you need to call ItemField.Unwrap() before calling this method if this ItemField
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (_if *ItemField) Update() *ItemFieldUpdateOne {
+	return (&ItemFieldClient{config: _if.config}).UpdateOne(_if)
+}
+
+// Unwrap unwraps the ItemField entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (_if *ItemField) Unwrap() *ItemField {
+	_tx, ok := _if.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: ItemField is not a transactional entity")
+	}
+	_if.config.driver = _tx.drv
+	return _if
+}
+
+// String implements the fmt.Stringer.
+func (_if *ItemField) String() string {
+	var builder strings.Builder
+	builder.WriteString("ItemField(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", _if.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(_if.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(_if.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("name=")
+	builder.WriteString(_if.Name)
+	builder.WriteString(", ")
+	builder.WriteString("description=")
+	builder.WriteString(_if.Description)
+	builder.WriteString(", ")
+	builder.WriteString("type=")
+	builder.WriteString(fmt.Sprintf("%v", _if.Type))
+	builder.WriteString(", ")
+	builder.WriteString("text_value=")
+	builder.WriteString(_if.TextValue)
+	builder.WriteString(", ")
+	builder.WriteString("number_value=")
+	builder.WriteString(fmt.Sprintf("%v", _if.NumberValue))
+	builder.WriteString(", ")
+	builder.WriteString("boolean_value=")
+	builder.WriteString(fmt.Sprintf("%v", _if.BooleanValue))
+	builder.WriteString(", ")
+	builder.WriteString("time_value=")
+	builder.WriteString(_if.TimeValue.Format(time.ANSIC))
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// ItemFields is a parsable slice of ItemField.
+type ItemFields []*ItemField
+
+func (_if ItemFields) config(cfg config) {
+	for _i := range _if {
+		_if[_i].config = cfg
+	}
+}

backend/ent/itemfield/itemfield.go

@@ -0,0 +1,127 @@
+// Code generated by ent, DO NOT EDIT.
+
+package itemfield
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+const (
+	// Label holds the string label denoting the itemfield type in the database.
+	Label = "item_field"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldName holds the string denoting the name field in the database.
+	FieldName = "name"
+	// FieldDescription holds the string denoting the description field in the database.
+	FieldDescription = "description"
+	// FieldType holds the string denoting the type field in the database.
+	FieldType = "type"
+	// FieldTextValue holds the string denoting the text_value field in the database.
+	FieldTextValue = "text_value"
+	// FieldNumberValue holds the string denoting the number_value field in the database.
+	FieldNumberValue = "number_value"
+	// FieldBooleanValue holds the string denoting the boolean_value field in the database.
+	FieldBooleanValue = "boolean_value"
+	// FieldTimeValue holds the string denoting the time_value field in the database.
+	FieldTimeValue = "time_value"
+	// EdgeItem holds the string denoting the item edge name in mutations.
+	EdgeItem = "item"
+	// Table holds the table name of the itemfield in the database.
+	Table = "item_fields"
+	// ItemTable is the table that holds the item relation/edge.
+	ItemTable = "item_fields"
+	// ItemInverseTable is the table name for the Item entity.
+	// It exists in this package in order to avoid circular dependency with the "item" package.
+	ItemInverseTable = "items"
+	// ItemColumn is the table column denoting the item relation/edge.
+	ItemColumn = "item_fields"
+)
+
+// Columns holds all SQL columns for itemfield fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldName,
+	FieldDescription,
+	FieldType,
+	FieldTextValue,
+	FieldNumberValue,
+	FieldBooleanValue,
+	FieldTimeValue,
+}
+
+// ForeignKeys holds the SQL foreign-keys that are owned by the "item_fields"
+// table and are not defined as standalone fields in the schema.
+var ForeignKeys = []string{
+	"item_fields",
+}
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	for i := range ForeignKeys {
+		if column == ForeignKeys[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// NameValidator is a validator for the "name" field. It is called by the builders before save.
+	NameValidator func(string) error
+	// DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	DescriptionValidator func(string) error
+	// TextValueValidator is a validator for the "text_value" field. It is called by the builders before save.
+	TextValueValidator func(string) error
+	// DefaultBooleanValue holds the default value on creation for the "boolean_value" field.
+	DefaultBooleanValue bool
+	// DefaultTimeValue holds the default value on creation for the "time_value" field.
+	DefaultTimeValue func() time.Time
+	// DefaultID holds the default value on creation for the "id" field.
+	DefaultID func() uuid.UUID
+)
+
+// Type defines the type for the "type" enum field.
+type Type string
+
+// Type values.
+const (
+	TypeText    Type = "text"
+	TypeNumber  Type = "number"
+	TypeBoolean Type = "boolean"
+	TypeTime    Type = "time"
+)
+
+func (_type Type) String() string {
+	return string(_type)
+}
+
+// TypeValidator is a validator for the "type" field enum values. It is called by the builders before save.
+func TypeValidator(_type Type) error {
+	switch _type {
+	case TypeText, TypeNumber, TypeBoolean, TypeTime:
+		return nil
+	default:
+		return fmt.Errorf("itemfield: invalid enum value for type field: %q", _type)
+	}
+}

backend/ent/itemfield/where.go

@@ -0,0 +1,844 @@
+// Code generated by ent, DO NOT EDIT.
+
+package itemfield
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldID), id))
+	})
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.In(s.C(FieldID), v...))
+	})
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.NotIn(s.C(FieldID), v...))
+	})
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldID), id))
+	})
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldID), id))
+	})
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldID), id))
+	})
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id uuid.UUID) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldID), id))
+	})
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// Name applies equality check predicate on the "name" field. It's identical to NameEQ.
+func Name(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// Description applies equality check predicate on the "description" field. It's identical to DescriptionEQ.
+func Description(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldDescription), v))
+	})
+}
+
+// TextValue applies equality check predicate on the "text_value" field. It's identical to TextValueEQ.
+func TextValue(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldTextValue), v))
+	})
+}
+
+// NumberValue applies equality check predicate on the "number_value" field. It's identical to NumberValueEQ.
+func NumberValue(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldNumberValue), v))
+	})
+}
+
+// BooleanValue applies equality check predicate on the "boolean_value" field. It's identical to BooleanValueEQ.
+func BooleanValue(v bool) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldBooleanValue), v))
+	})
+}
+
+// TimeValue applies equality check predicate on the "time_value" field. It's identical to TimeValueEQ.
+func TimeValue(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldTimeValue), v))
+	})
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// NameEQ applies the EQ predicate on the "name" field.
+func NameEQ(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// NameNEQ applies the NEQ predicate on the "name" field.
+func NameNEQ(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldName), v))
+	})
+}
+
+// NameIn applies the In predicate on the "name" field.
+func NameIn(vs ...string) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldName), v...))
+	})
+}
+
+// NameNotIn applies the NotIn predicate on the "name" field.
+func NameNotIn(vs ...string) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldName), v...))
+	})
+}
+
+// NameGT applies the GT predicate on the "name" field.
+func NameGT(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldName), v))
+	})
+}
+
+// NameGTE applies the GTE predicate on the "name" field.
+func NameGTE(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldName), v))
+	})
+}
+
+// NameLT applies the LT predicate on the "name" field.
+func NameLT(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldName), v))
+	})
+}
+
+// NameLTE applies the LTE predicate on the "name" field.
+func NameLTE(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldName), v))
+	})
+}
+
+// NameContains applies the Contains predicate on the "name" field.
+func NameContains(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldName), v))
+	})
+}
+
+// NameHasPrefix applies the HasPrefix predicate on the "name" field.
+func NameHasPrefix(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldName), v))
+	})
+}
+
+// NameHasSuffix applies the HasSuffix predicate on the "name" field.
+func NameHasSuffix(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldName), v))
+	})
+}
+
+// NameEqualFold applies the EqualFold predicate on the "name" field.
+func NameEqualFold(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldName), v))
+	})
+}
+
+// NameContainsFold applies the ContainsFold predicate on the "name" field.
+func NameContainsFold(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldName), v))
+	})
+}
+
+// DescriptionEQ applies the EQ predicate on the "description" field.
+func DescriptionEQ(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionNEQ applies the NEQ predicate on the "description" field.
+func DescriptionNEQ(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionIn applies the In predicate on the "description" field.
+func DescriptionIn(vs ...string) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldDescription), v...))
+	})
+}
+
+// DescriptionNotIn applies the NotIn predicate on the "description" field.
+func DescriptionNotIn(vs ...string) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldDescription), v...))
+	})
+}
+
+// DescriptionGT applies the GT predicate on the "description" field.
+func DescriptionGT(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionGTE applies the GTE predicate on the "description" field.
+func DescriptionGTE(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionLT applies the LT predicate on the "description" field.
+func DescriptionLT(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionLTE applies the LTE predicate on the "description" field.
+func DescriptionLTE(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionContains applies the Contains predicate on the "description" field.
+func DescriptionContains(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionHasPrefix applies the HasPrefix predicate on the "description" field.
+func DescriptionHasPrefix(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionHasSuffix applies the HasSuffix predicate on the "description" field.
+func DescriptionHasSuffix(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionIsNil applies the IsNil predicate on the "description" field.
+func DescriptionIsNil() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.IsNull(s.C(FieldDescription)))
+	})
+}
+
+// DescriptionNotNil applies the NotNil predicate on the "description" field.
+func DescriptionNotNil() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotNull(s.C(FieldDescription)))
+	})
+}
+
+// DescriptionEqualFold applies the EqualFold predicate on the "description" field.
+func DescriptionEqualFold(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionContainsFold applies the ContainsFold predicate on the "description" field.
+func DescriptionContainsFold(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldDescription), v))
+	})
+}
+
+// TypeEQ applies the EQ predicate on the "type" field.
+func TypeEQ(v Type) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldType), v))
+	})
+}
+
+// TypeNEQ applies the NEQ predicate on the "type" field.
+func TypeNEQ(v Type) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldType), v))
+	})
+}
+
+// TypeIn applies the In predicate on the "type" field.
+func TypeIn(vs ...Type) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldType), v...))
+	})
+}
+
+// TypeNotIn applies the NotIn predicate on the "type" field.
+func TypeNotIn(vs ...Type) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldType), v...))
+	})
+}
+
+// TextValueEQ applies the EQ predicate on the "text_value" field.
+func TextValueEQ(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueNEQ applies the NEQ predicate on the "text_value" field.
+func TextValueNEQ(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueIn applies the In predicate on the "text_value" field.
+func TextValueIn(vs ...string) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldTextValue), v...))
+	})
+}
+
+// TextValueNotIn applies the NotIn predicate on the "text_value" field.
+func TextValueNotIn(vs ...string) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldTextValue), v...))
+	})
+}
+
+// TextValueGT applies the GT predicate on the "text_value" field.
+func TextValueGT(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueGTE applies the GTE predicate on the "text_value" field.
+func TextValueGTE(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueLT applies the LT predicate on the "text_value" field.
+func TextValueLT(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueLTE applies the LTE predicate on the "text_value" field.
+func TextValueLTE(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueContains applies the Contains predicate on the "text_value" field.
+func TextValueContains(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueHasPrefix applies the HasPrefix predicate on the "text_value" field.
+func TextValueHasPrefix(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueHasSuffix applies the HasSuffix predicate on the "text_value" field.
+func TextValueHasSuffix(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueIsNil applies the IsNil predicate on the "text_value" field.
+func TextValueIsNil() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.IsNull(s.C(FieldTextValue)))
+	})
+}
+
+// TextValueNotNil applies the NotNil predicate on the "text_value" field.
+func TextValueNotNil() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotNull(s.C(FieldTextValue)))
+	})
+}
+
+// TextValueEqualFold applies the EqualFold predicate on the "text_value" field.
+func TextValueEqualFold(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldTextValue), v))
+	})
+}
+
+// TextValueContainsFold applies the ContainsFold predicate on the "text_value" field.
+func TextValueContainsFold(v string) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldTextValue), v))
+	})
+}
+
+// NumberValueEQ applies the EQ predicate on the "number_value" field.
+func NumberValueEQ(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldNumberValue), v))
+	})
+}
+
+// NumberValueNEQ applies the NEQ predicate on the "number_value" field.
+func NumberValueNEQ(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldNumberValue), v))
+	})
+}
+
+// NumberValueIn applies the In predicate on the "number_value" field.
+func NumberValueIn(vs ...int) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldNumberValue), v...))
+	})
+}
+
+// NumberValueNotIn applies the NotIn predicate on the "number_value" field.
+func NumberValueNotIn(vs ...int) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldNumberValue), v...))
+	})
+}
+
+// NumberValueGT applies the GT predicate on the "number_value" field.
+func NumberValueGT(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldNumberValue), v))
+	})
+}
+
+// NumberValueGTE applies the GTE predicate on the "number_value" field.
+func NumberValueGTE(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldNumberValue), v))
+	})
+}
+
+// NumberValueLT applies the LT predicate on the "number_value" field.
+func NumberValueLT(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldNumberValue), v))
+	})
+}
+
+// NumberValueLTE applies the LTE predicate on the "number_value" field.
+func NumberValueLTE(v int) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldNumberValue), v))
+	})
+}
+
+// NumberValueIsNil applies the IsNil predicate on the "number_value" field.
+func NumberValueIsNil() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.IsNull(s.C(FieldNumberValue)))
+	})
+}
+
+// NumberValueNotNil applies the NotNil predicate on the "number_value" field.
+func NumberValueNotNil() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotNull(s.C(FieldNumberValue)))
+	})
+}
+
+// BooleanValueEQ applies the EQ predicate on the "boolean_value" field.
+func BooleanValueEQ(v bool) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldBooleanValue), v))
+	})
+}
+
+// BooleanValueNEQ applies the NEQ predicate on the "boolean_value" field.
+func BooleanValueNEQ(v bool) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldBooleanValue), v))
+	})
+}
+
+// TimeValueEQ applies the EQ predicate on the "time_value" field.
+func TimeValueEQ(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldTimeValue), v))
+	})
+}
+
+// TimeValueNEQ applies the NEQ predicate on the "time_value" field.
+func TimeValueNEQ(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldTimeValue), v))
+	})
+}
+
+// TimeValueIn applies the In predicate on the "time_value" field.
+func TimeValueIn(vs ...time.Time) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldTimeValue), v...))
+	})
+}
+
+// TimeValueNotIn applies the NotIn predicate on the "time_value" field.
+func TimeValueNotIn(vs ...time.Time) predicate.ItemField {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldTimeValue), v...))
+	})
+}
+
+// TimeValueGT applies the GT predicate on the "time_value" field.
+func TimeValueGT(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldTimeValue), v))
+	})
+}
+
+// TimeValueGTE applies the GTE predicate on the "time_value" field.
+func TimeValueGTE(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldTimeValue), v))
+	})
+}
+
+// TimeValueLT applies the LT predicate on the "time_value" field.
+func TimeValueLT(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldTimeValue), v))
+	})
+}
+
+// TimeValueLTE applies the LTE predicate on the "time_value" field.
+func TimeValueLTE(v time.Time) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldTimeValue), v))
+	})
+}
+
+// HasItem applies the HasEdge predicate on the "item" edge.
+func HasItem() predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, ItemTable, ItemColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasItemWith applies the HasEdge predicate on the "item" edge with a given conditions (other predicates).
+func HasItemWith(preds ...predicate.Item) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, ItemTable, ItemColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.ItemField) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for _, p := range predicates {
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.ItemField) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for i, p := range predicates {
+			if i > 0 {
+				s1.Or()
+			}
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.ItemField) predicate.ItemField {
+	return predicate.ItemField(func(s *sql.Selector) {
+		p(s.Not())
+	})
+}

backend/ent/itemfield_create.go

@@ -0,0 +1,516 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+)
+
+// ItemFieldCreate is the builder for creating a ItemField entity.
+type ItemFieldCreate struct {
+	config
+	mutation *ItemFieldMutation
+	hooks    []Hook
+}
+
+// SetCreatedAt sets the "created_at" field.
+func (ifc *ItemFieldCreate) SetCreatedAt(t time.Time) *ItemFieldCreate {
+	ifc.mutation.SetCreatedAt(t)
+	return ifc
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableCreatedAt(t *time.Time) *ItemFieldCreate {
+	if t != nil {
+		ifc.SetCreatedAt(*t)
+	}
+	return ifc
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (ifc *ItemFieldCreate) SetUpdatedAt(t time.Time) *ItemFieldCreate {
+	ifc.mutation.SetUpdatedAt(t)
+	return ifc
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableUpdatedAt(t *time.Time) *ItemFieldCreate {
+	if t != nil {
+		ifc.SetUpdatedAt(*t)
+	}
+	return ifc
+}
+
+// SetName sets the "name" field.
+func (ifc *ItemFieldCreate) SetName(s string) *ItemFieldCreate {
+	ifc.mutation.SetName(s)
+	return ifc
+}
+
+// SetDescription sets the "description" field.
+func (ifc *ItemFieldCreate) SetDescription(s string) *ItemFieldCreate {
+	ifc.mutation.SetDescription(s)
+	return ifc
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableDescription(s *string) *ItemFieldCreate {
+	if s != nil {
+		ifc.SetDescription(*s)
+	}
+	return ifc
+}
+
+// SetType sets the "type" field.
+func (ifc *ItemFieldCreate) SetType(i itemfield.Type) *ItemFieldCreate {
+	ifc.mutation.SetType(i)
+	return ifc
+}
+
+// SetTextValue sets the "text_value" field.
+func (ifc *ItemFieldCreate) SetTextValue(s string) *ItemFieldCreate {
+	ifc.mutation.SetTextValue(s)
+	return ifc
+}
+
+// SetNillableTextValue sets the "text_value" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableTextValue(s *string) *ItemFieldCreate {
+	if s != nil {
+		ifc.SetTextValue(*s)
+	}
+	return ifc
+}
+
+// SetNumberValue sets the "number_value" field.
+func (ifc *ItemFieldCreate) SetNumberValue(i int) *ItemFieldCreate {
+	ifc.mutation.SetNumberValue(i)
+	return ifc
+}
+
+// SetNillableNumberValue sets the "number_value" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableNumberValue(i *int) *ItemFieldCreate {
+	if i != nil {
+		ifc.SetNumberValue(*i)
+	}
+	return ifc
+}
+
+// SetBooleanValue sets the "boolean_value" field.
+func (ifc *ItemFieldCreate) SetBooleanValue(b bool) *ItemFieldCreate {
+	ifc.mutation.SetBooleanValue(b)
+	return ifc
+}
+
+// SetNillableBooleanValue sets the "boolean_value" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableBooleanValue(b *bool) *ItemFieldCreate {
+	if b != nil {
+		ifc.SetBooleanValue(*b)
+	}
+	return ifc
+}
+
+// SetTimeValue sets the "time_value" field.
+func (ifc *ItemFieldCreate) SetTimeValue(t time.Time) *ItemFieldCreate {
+	ifc.mutation.SetTimeValue(t)
+	return ifc
+}
+
+// SetNillableTimeValue sets the "time_value" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableTimeValue(t *time.Time) *ItemFieldCreate {
+	if t != nil {
+		ifc.SetTimeValue(*t)
+	}
+	return ifc
+}
+
+// SetID sets the "id" field.
+func (ifc *ItemFieldCreate) SetID(u uuid.UUID) *ItemFieldCreate {
+	ifc.mutation.SetID(u)
+	return ifc
+}
+
+// SetNillableID sets the "id" field if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableID(u *uuid.UUID) *ItemFieldCreate {
+	if u != nil {
+		ifc.SetID(*u)
+	}
+	return ifc
+}
+
+// SetItemID sets the "item" edge to the Item entity by ID.
+func (ifc *ItemFieldCreate) SetItemID(id uuid.UUID) *ItemFieldCreate {
+	ifc.mutation.SetItemID(id)
+	return ifc
+}
+
+// SetNillableItemID sets the "item" edge to the Item entity by ID if the given value is not nil.
+func (ifc *ItemFieldCreate) SetNillableItemID(id *uuid.UUID) *ItemFieldCreate {
+	if id != nil {
+		ifc = ifc.SetItemID(*id)
+	}
+	return ifc
+}
+
+// SetItem sets the "item" edge to the Item entity.
+func (ifc *ItemFieldCreate) SetItem(i *Item) *ItemFieldCreate {
+	return ifc.SetItemID(i.ID)
+}
+
+// Mutation returns the ItemFieldMutation object of the builder.
+func (ifc *ItemFieldCreate) Mutation() *ItemFieldMutation {
+	return ifc.mutation
+}
+
+// Save creates the ItemField in the database.
+func (ifc *ItemFieldCreate) Save(ctx context.Context) (*ItemField, error) {
+	var (
+		err  error
+		node *ItemField
+	)
+	ifc.defaults()
+	if len(ifc.hooks) == 0 {
+		if err = ifc.check(); err != nil {
+			return nil, err
+		}
+		node, err = ifc.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*ItemFieldMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = ifc.check(); err != nil {
+				return nil, err
+			}
+			ifc.mutation = mutation
+			if node, err = ifc.sqlSave(ctx); err != nil {
+				return nil, err
+			}
+			mutation.id = &node.ID
+			mutation.done = true
+			return node, err
+		})
+		for i := len(ifc.hooks) - 1; i >= 0; i-- {
+			if ifc.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ifc.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, ifc.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*ItemField)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from ItemFieldMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (ifc *ItemFieldCreate) SaveX(ctx context.Context) *ItemField {
+	v, err := ifc.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (ifc *ItemFieldCreate) Exec(ctx context.Context) error {
+	_, err := ifc.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ifc *ItemFieldCreate) ExecX(ctx context.Context) {
+	if err := ifc.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (ifc *ItemFieldCreate) defaults() {
+	if _, ok := ifc.mutation.CreatedAt(); !ok {
+		v := itemfield.DefaultCreatedAt()
+		ifc.mutation.SetCreatedAt(v)
+	}
+	if _, ok := ifc.mutation.UpdatedAt(); !ok {
+		v := itemfield.DefaultUpdatedAt()
+		ifc.mutation.SetUpdatedAt(v)
+	}
+	if _, ok := ifc.mutation.BooleanValue(); !ok {
+		v := itemfield.DefaultBooleanValue
+		ifc.mutation.SetBooleanValue(v)
+	}
+	if _, ok := ifc.mutation.TimeValue(); !ok {
+		v := itemfield.DefaultTimeValue()
+		ifc.mutation.SetTimeValue(v)
+	}
+	if _, ok := ifc.mutation.ID(); !ok {
+		v := itemfield.DefaultID()
+		ifc.mutation.SetID(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (ifc *ItemFieldCreate) check() error {
+	if _, ok := ifc.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "ItemField.created_at"`)}
+	}
+	if _, ok := ifc.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "ItemField.updated_at"`)}
+	}
+	if _, ok := ifc.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "ItemField.name"`)}
+	}
+	if v, ok := ifc.mutation.Name(); ok {
+		if err := itemfield.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "ItemField.name": %w`, err)}
+		}
+	}
+	if v, ok := ifc.mutation.Description(); ok {
+		if err := itemfield.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "ItemField.description": %w`, err)}
+		}
+	}
+	if _, ok := ifc.mutation.GetType(); !ok {
+		return &ValidationError{Name: "type", err: errors.New(`ent: missing required field "ItemField.type"`)}
+	}
+	if v, ok := ifc.mutation.GetType(); ok {
+		if err := itemfield.TypeValidator(v); err != nil {
+			return &ValidationError{Name: "type", err: fmt.Errorf(`ent: validator failed for field "ItemField.type": %w`, err)}
+		}
+	}
+	if v, ok := ifc.mutation.TextValue(); ok {
+		if err := itemfield.TextValueValidator(v); err != nil {
+			return &ValidationError{Name: "text_value", err: fmt.Errorf(`ent: validator failed for field "ItemField.text_value": %w`, err)}
+		}
+	}
+	if _, ok := ifc.mutation.BooleanValue(); !ok {
+		return &ValidationError{Name: "boolean_value", err: errors.New(`ent: missing required field "ItemField.boolean_value"`)}
+	}
+	if _, ok := ifc.mutation.TimeValue(); !ok {
+		return &ValidationError{Name: "time_value", err: errors.New(`ent: missing required field "ItemField.time_value"`)}
+	}
+	return nil
+}
+
+func (ifc *ItemFieldCreate) sqlSave(ctx context.Context) (*ItemField, error) {
+	_node, _spec := ifc.createSpec()
+	if err := sqlgraph.CreateNode(ctx, ifc.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	if _spec.ID.Value != nil {
+		if id, ok := _spec.ID.Value.(*uuid.UUID); ok {
+			_node.ID = *id
+		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
+			return nil, err
+		}
+	}
+	return _node, nil
+}
+
+func (ifc *ItemFieldCreate) createSpec() (*ItemField, *sqlgraph.CreateSpec) {
+	var (
+		_node = &ItemField{config: ifc.config}
+		_spec = &sqlgraph.CreateSpec{
+			Table: itemfield.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: itemfield.FieldID,
+			},
+		}
+	)
+	if id, ok := ifc.mutation.ID(); ok {
+		_node.ID = id
+		_spec.ID.Value = &id
+	}
+	if value, ok := ifc.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := ifc.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
+	if value, ok := ifc.mutation.Name(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldName,
+		})
+		_node.Name = value
+	}
+	if value, ok := ifc.mutation.Description(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldDescription,
+		})
+		_node.Description = value
+	}
+	if value, ok := ifc.mutation.GetType(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeEnum,
+			Value:  value,
+			Column: itemfield.FieldType,
+		})
+		_node.Type = value
+	}
+	if value, ok := ifc.mutation.TextValue(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldTextValue,
+		})
+		_node.TextValue = value
+	}
+	if value, ok := ifc.mutation.NumberValue(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Value:  value,
+			Column: itemfield.FieldNumberValue,
+		})
+		_node.NumberValue = value
+	}
+	if value, ok := ifc.mutation.BooleanValue(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeBool,
+			Value:  value,
+			Column: itemfield.FieldBooleanValue,
+		})
+		_node.BooleanValue = value
+	}
+	if value, ok := ifc.mutation.TimeValue(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldTimeValue,
+		})
+		_node.TimeValue = value
+	}
+	if nodes := ifc.mutation.ItemIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   itemfield.ItemTable,
+			Columns: []string{itemfield.ItemColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.item_fields = &nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// ItemFieldCreateBulk is the builder for creating many ItemField entities in bulk.
+type ItemFieldCreateBulk struct {
+	config
+	builders []*ItemFieldCreate
+}
+
+// Save creates the ItemField entities in the database.
+func (ifcb *ItemFieldCreateBulk) Save(ctx context.Context) ([]*ItemField, error) {
+	specs := make([]*sqlgraph.CreateSpec, len(ifcb.builders))
+	nodes := make([]*ItemField, len(ifcb.builders))
+	mutators := make([]Mutator, len(ifcb.builders))
+	for i := range ifcb.builders {
+		func(i int, root context.Context) {
+			builder := ifcb.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*ItemFieldMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				nodes[i], specs[i] = builder.createSpec()
+				var err error
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, ifcb.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, ifcb.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ifcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (ifcb *ItemFieldCreateBulk) SaveX(ctx context.Context) []*ItemField {
+	v, err := ifcb.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (ifcb *ItemFieldCreateBulk) Exec(ctx context.Context) error {
+	_, err := ifcb.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ifcb *ItemFieldCreateBulk) ExecX(ctx context.Context) {
+	if err := ifcb.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/itemfield_delete.go

@@ -0,0 +1,115 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ItemFieldDelete is the builder for deleting a ItemField entity.
+type ItemFieldDelete struct {
+	config
+	hooks    []Hook
+	mutation *ItemFieldMutation
+}
+
+// Where appends a list predicates to the ItemFieldDelete builder.
+func (ifd *ItemFieldDelete) Where(ps ...predicate.ItemField) *ItemFieldDelete {
+	ifd.mutation.Where(ps...)
+	return ifd
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (ifd *ItemFieldDelete) Exec(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	if len(ifd.hooks) == 0 {
+		affected, err = ifd.sqlExec(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*ItemFieldMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			ifd.mutation = mutation
+			affected, err = ifd.sqlExec(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(ifd.hooks) - 1; i >= 0; i-- {
+			if ifd.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ifd.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, ifd.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ifd *ItemFieldDelete) ExecX(ctx context.Context) int {
+	n, err := ifd.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (ifd *ItemFieldDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := &sqlgraph.DeleteSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table: itemfield.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: itemfield.FieldID,
+			},
+		},
+	}
+	if ps := ifd.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, ifd.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
+}
+
+// ItemFieldDeleteOne is the builder for deleting a single ItemField entity.
+type ItemFieldDeleteOne struct {
+	ifd *ItemFieldDelete
+}
+
+// Exec executes the deletion query.
+func (ifdo *ItemFieldDeleteOne) Exec(ctx context.Context) error {
+	n, err := ifdo.ifd.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{itemfield.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ifdo *ItemFieldDeleteOne) ExecX(ctx context.Context) {
+	ifdo.ifd.ExecX(ctx)
+}

backend/ent/itemfield_query.go

@@ -0,0 +1,611 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+	"math"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ItemFieldQuery is the builder for querying ItemField entities.
+type ItemFieldQuery struct {
+	config
+	limit      *int
+	offset     *int
+	unique     *bool
+	order      []OrderFunc
+	fields     []string
+	predicates []predicate.ItemField
+	withItem   *ItemQuery
+	withFKs    bool
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the ItemFieldQuery builder.
+func (ifq *ItemFieldQuery) Where(ps ...predicate.ItemField) *ItemFieldQuery {
+	ifq.predicates = append(ifq.predicates, ps...)
+	return ifq
+}
+
+// Limit adds a limit step to the query.
+func (ifq *ItemFieldQuery) Limit(limit int) *ItemFieldQuery {
+	ifq.limit = &limit
+	return ifq
+}
+
+// Offset adds an offset step to the query.
+func (ifq *ItemFieldQuery) Offset(offset int) *ItemFieldQuery {
+	ifq.offset = &offset
+	return ifq
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (ifq *ItemFieldQuery) Unique(unique bool) *ItemFieldQuery {
+	ifq.unique = &unique
+	return ifq
+}
+
+// Order adds an order step to the query.
+func (ifq *ItemFieldQuery) Order(o ...OrderFunc) *ItemFieldQuery {
+	ifq.order = append(ifq.order, o...)
+	return ifq
+}
+
+// QueryItem chains the current query on the "item" edge.
+func (ifq *ItemFieldQuery) QueryItem() *ItemQuery {
+	query := &ItemQuery{config: ifq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := ifq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := ifq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(itemfield.Table, itemfield.FieldID, selector),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, itemfield.ItemTable, itemfield.ItemColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(ifq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first ItemField entity from the query.
+// Returns a *NotFoundError when no ItemField was found.
+func (ifq *ItemFieldQuery) First(ctx context.Context) (*ItemField, error) {
+	nodes, err := ifq.Limit(1).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{itemfield.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (ifq *ItemFieldQuery) FirstX(ctx context.Context) *ItemField {
+	node, err := ifq.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first ItemField ID from the query.
+// Returns a *NotFoundError when no ItemField ID was found.
+func (ifq *ItemFieldQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = ifq.Limit(1).IDs(ctx); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{itemfield.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (ifq *ItemFieldQuery) FirstIDX(ctx context.Context) uuid.UUID {
+	id, err := ifq.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single ItemField entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one ItemField entity is found.
+// Returns a *NotFoundError when no ItemField entities are found.
+func (ifq *ItemFieldQuery) Only(ctx context.Context) (*ItemField, error) {
+	nodes, err := ifq.Limit(2).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{itemfield.Label}
+	default:
+		return nil, &NotSingularError{itemfield.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (ifq *ItemFieldQuery) OnlyX(ctx context.Context) *ItemField {
+	node, err := ifq.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only ItemField ID in the query.
+// Returns a *NotSingularError when more than one ItemField ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (ifq *ItemFieldQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = ifq.Limit(2).IDs(ctx); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{itemfield.Label}
+	default:
+		err = &NotSingularError{itemfield.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (ifq *ItemFieldQuery) OnlyIDX(ctx context.Context) uuid.UUID {
+	id, err := ifq.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of ItemFields.
+func (ifq *ItemFieldQuery) All(ctx context.Context) ([]*ItemField, error) {
+	if err := ifq.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	return ifq.sqlAll(ctx)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (ifq *ItemFieldQuery) AllX(ctx context.Context) []*ItemField {
+	nodes, err := ifq.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of ItemField IDs.
+func (ifq *ItemFieldQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
+	var ids []uuid.UUID
+	if err := ifq.Select(itemfield.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (ifq *ItemFieldQuery) IDsX(ctx context.Context) []uuid.UUID {
+	ids, err := ifq.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (ifq *ItemFieldQuery) Count(ctx context.Context) (int, error) {
+	if err := ifq.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return ifq.sqlCount(ctx)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (ifq *ItemFieldQuery) CountX(ctx context.Context) int {
+	count, err := ifq.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (ifq *ItemFieldQuery) Exist(ctx context.Context) (bool, error) {
+	if err := ifq.prepareQuery(ctx); err != nil {
+		return false, err
+	}
+	return ifq.sqlExist(ctx)
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (ifq *ItemFieldQuery) ExistX(ctx context.Context) bool {
+	exist, err := ifq.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the ItemFieldQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (ifq *ItemFieldQuery) Clone() *ItemFieldQuery {
+	if ifq == nil {
+		return nil
+	}
+	return &ItemFieldQuery{
+		config:     ifq.config,
+		limit:      ifq.limit,
+		offset:     ifq.offset,
+		order:      append([]OrderFunc{}, ifq.order...),
+		predicates: append([]predicate.ItemField{}, ifq.predicates...),
+		withItem:   ifq.withItem.Clone(),
+		// clone intermediate query.
+		sql:    ifq.sql.Clone(),
+		path:   ifq.path,
+		unique: ifq.unique,
+	}
+}
+
+// WithItem tells the query-builder to eager-load the nodes that are connected to
+// the "item" edge. The optional arguments are used to configure the query builder of the edge.
+func (ifq *ItemFieldQuery) WithItem(opts ...func(*ItemQuery)) *ItemFieldQuery {
+	query := &ItemQuery{config: ifq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	ifq.withItem = query
+	return ifq
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.ItemField.Query().
+//		GroupBy(itemfield.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (ifq *ItemFieldQuery) GroupBy(field string, fields ...string) *ItemFieldGroupBy {
+	grbuild := &ItemFieldGroupBy{config: ifq.config}
+	grbuild.fields = append([]string{field}, fields...)
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+		if err := ifq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		return ifq.sqlQuery(ctx), nil
+	}
+	grbuild.label = itemfield.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.ItemField.Query().
+//		Select(itemfield.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (ifq *ItemFieldQuery) Select(fields ...string) *ItemFieldSelect {
+	ifq.fields = append(ifq.fields, fields...)
+	selbuild := &ItemFieldSelect{ItemFieldQuery: ifq}
+	selbuild.label = itemfield.Label
+	selbuild.flds, selbuild.scan = &ifq.fields, selbuild.Scan
+	return selbuild
+}
+
+func (ifq *ItemFieldQuery) prepareQuery(ctx context.Context) error {
+	for _, f := range ifq.fields {
+		if !itemfield.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if ifq.path != nil {
+		prev, err := ifq.path(ctx)
+		if err != nil {
+			return err
+		}
+		ifq.sql = prev
+	}
+	return nil
+}
+
+func (ifq *ItemFieldQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*ItemField, error) {
+	var (
+		nodes       = []*ItemField{}
+		withFKs     = ifq.withFKs
+		_spec       = ifq.querySpec()
+		loadedTypes = [1]bool{
+			ifq.withItem != nil,
+		}
+	)
+	if ifq.withItem != nil {
+		withFKs = true
+	}
+	if withFKs {
+		_spec.Node.Columns = append(_spec.Node.Columns, itemfield.ForeignKeys...)
+	}
+	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
+		return (*ItemField).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []interface{}) error {
+		node := &ItemField{config: ifq.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, ifq.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := ifq.withItem; query != nil {
+		if err := ifq.loadItem(ctx, query, nodes, nil,
+			func(n *ItemField, e *Item) { n.Edges.Item = e }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (ifq *ItemFieldQuery) loadItem(ctx context.Context, query *ItemQuery, nodes []*ItemField, init func(*ItemField), assign func(*ItemField, *Item)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*ItemField)
+	for i := range nodes {
+		if nodes[i].item_fields == nil {
+			continue
+		}
+		fk := *nodes[i].item_fields
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	query.Where(item.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "item_fields" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+
+func (ifq *ItemFieldQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := ifq.querySpec()
+	_spec.Node.Columns = ifq.fields
+	if len(ifq.fields) > 0 {
+		_spec.Unique = ifq.unique != nil && *ifq.unique
+	}
+	return sqlgraph.CountNodes(ctx, ifq.driver, _spec)
+}
+
+func (ifq *ItemFieldQuery) sqlExist(ctx context.Context) (bool, error) {
+	n, err := ifq.sqlCount(ctx)
+	if err != nil {
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	}
+	return n > 0, nil
+}
+
+func (ifq *ItemFieldQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   itemfield.Table,
+			Columns: itemfield.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: itemfield.FieldID,
+			},
+		},
+		From:   ifq.sql,
+		Unique: true,
+	}
+	if unique := ifq.unique; unique != nil {
+		_spec.Unique = *unique
+	}
+	if fields := ifq.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, itemfield.FieldID)
+		for i := range fields {
+			if fields[i] != itemfield.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := ifq.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := ifq.limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := ifq.offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := ifq.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (ifq *ItemFieldQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(ifq.driver.Dialect())
+	t1 := builder.Table(itemfield.Table)
+	columns := ifq.fields
+	if len(columns) == 0 {
+		columns = itemfield.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if ifq.sql != nil {
+		selector = ifq.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if ifq.unique != nil && *ifq.unique {
+		selector.Distinct()
+	}
+	for _, p := range ifq.predicates {
+		p(selector)
+	}
+	for _, p := range ifq.order {
+		p(selector)
+	}
+	if offset := ifq.offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := ifq.limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// ItemFieldGroupBy is the group-by builder for ItemField entities.
+type ItemFieldGroupBy struct {
+	config
+	selector
+	fields []string
+	fns    []AggregateFunc
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (ifgb *ItemFieldGroupBy) Aggregate(fns ...AggregateFunc) *ItemFieldGroupBy {
+	ifgb.fns = append(ifgb.fns, fns...)
+	return ifgb
+}
+
+// Scan applies the group-by query and scans the result into the given value.
+func (ifgb *ItemFieldGroupBy) Scan(ctx context.Context, v interface{}) error {
+	query, err := ifgb.path(ctx)
+	if err != nil {
+		return err
+	}
+	ifgb.sql = query
+	return ifgb.sqlScan(ctx, v)
+}
+
+func (ifgb *ItemFieldGroupBy) sqlScan(ctx context.Context, v interface{}) error {
+	for _, f := range ifgb.fields {
+		if !itemfield.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
+		}
+	}
+	selector := ifgb.sqlQuery()
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := ifgb.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+func (ifgb *ItemFieldGroupBy) sqlQuery() *sql.Selector {
+	selector := ifgb.sql.Select()
+	aggregation := make([]string, 0, len(ifgb.fns))
+	for _, fn := range ifgb.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	// If no columns were selected in a custom aggregation function, the default
+	// selection is the fields used for "group-by", and the aggregation functions.
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(ifgb.fields)+len(ifgb.fns))
+		for _, f := range ifgb.fields {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	return selector.GroupBy(selector.Columns(ifgb.fields...)...)
+}
+
+// ItemFieldSelect is the builder for selecting fields of ItemField entities.
+type ItemFieldSelect struct {
+	*ItemFieldQuery
+	selector
+	// intermediate query (i.e. traversal path).
+	sql *sql.Selector
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (ifs *ItemFieldSelect) Scan(ctx context.Context, v interface{}) error {
+	if err := ifs.prepareQuery(ctx); err != nil {
+		return err
+	}
+	ifs.sql = ifs.ItemFieldQuery.sqlQuery(ctx)
+	return ifs.sqlScan(ctx, v)
+}
+
+func (ifs *ItemFieldSelect) sqlScan(ctx context.Context, v interface{}) error {
+	rows := &sql.Rows{}
+	query, args := ifs.sql.Query()
+	if err := ifs.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/itemfield_update.go

@@ -0,0 +1,836 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ItemFieldUpdate is the builder for updating ItemField entities.
+type ItemFieldUpdate struct {
+	config
+	hooks    []Hook
+	mutation *ItemFieldMutation
+}
+
+// Where appends a list predicates to the ItemFieldUpdate builder.
+func (ifu *ItemFieldUpdate) Where(ps ...predicate.ItemField) *ItemFieldUpdate {
+	ifu.mutation.Where(ps...)
+	return ifu
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (ifu *ItemFieldUpdate) SetUpdatedAt(t time.Time) *ItemFieldUpdate {
+	ifu.mutation.SetUpdatedAt(t)
+	return ifu
+}
+
+// SetName sets the "name" field.
+func (ifu *ItemFieldUpdate) SetName(s string) *ItemFieldUpdate {
+	ifu.mutation.SetName(s)
+	return ifu
+}
+
+// SetDescription sets the "description" field.
+func (ifu *ItemFieldUpdate) SetDescription(s string) *ItemFieldUpdate {
+	ifu.mutation.SetDescription(s)
+	return ifu
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (ifu *ItemFieldUpdate) SetNillableDescription(s *string) *ItemFieldUpdate {
+	if s != nil {
+		ifu.SetDescription(*s)
+	}
+	return ifu
+}
+
+// ClearDescription clears the value of the "description" field.
+func (ifu *ItemFieldUpdate) ClearDescription() *ItemFieldUpdate {
+	ifu.mutation.ClearDescription()
+	return ifu
+}
+
+// SetType sets the "type" field.
+func (ifu *ItemFieldUpdate) SetType(i itemfield.Type) *ItemFieldUpdate {
+	ifu.mutation.SetType(i)
+	return ifu
+}
+
+// SetTextValue sets the "text_value" field.
+func (ifu *ItemFieldUpdate) SetTextValue(s string) *ItemFieldUpdate {
+	ifu.mutation.SetTextValue(s)
+	return ifu
+}
+
+// SetNillableTextValue sets the "text_value" field if the given value is not nil.
+func (ifu *ItemFieldUpdate) SetNillableTextValue(s *string) *ItemFieldUpdate {
+	if s != nil {
+		ifu.SetTextValue(*s)
+	}
+	return ifu
+}
+
+// ClearTextValue clears the value of the "text_value" field.
+func (ifu *ItemFieldUpdate) ClearTextValue() *ItemFieldUpdate {
+	ifu.mutation.ClearTextValue()
+	return ifu
+}
+
+// SetNumberValue sets the "number_value" field.
+func (ifu *ItemFieldUpdate) SetNumberValue(i int) *ItemFieldUpdate {
+	ifu.mutation.ResetNumberValue()
+	ifu.mutation.SetNumberValue(i)
+	return ifu
+}
+
+// SetNillableNumberValue sets the "number_value" field if the given value is not nil.
+func (ifu *ItemFieldUpdate) SetNillableNumberValue(i *int) *ItemFieldUpdate {
+	if i != nil {
+		ifu.SetNumberValue(*i)
+	}
+	return ifu
+}
+
+// AddNumberValue adds i to the "number_value" field.
+func (ifu *ItemFieldUpdate) AddNumberValue(i int) *ItemFieldUpdate {
+	ifu.mutation.AddNumberValue(i)
+	return ifu
+}
+
+// ClearNumberValue clears the value of the "number_value" field.
+func (ifu *ItemFieldUpdate) ClearNumberValue() *ItemFieldUpdate {
+	ifu.mutation.ClearNumberValue()
+	return ifu
+}
+
+// SetBooleanValue sets the "boolean_value" field.
+func (ifu *ItemFieldUpdate) SetBooleanValue(b bool) *ItemFieldUpdate {
+	ifu.mutation.SetBooleanValue(b)
+	return ifu
+}
+
+// SetNillableBooleanValue sets the "boolean_value" field if the given value is not nil.
+func (ifu *ItemFieldUpdate) SetNillableBooleanValue(b *bool) *ItemFieldUpdate {
+	if b != nil {
+		ifu.SetBooleanValue(*b)
+	}
+	return ifu
+}
+
+// SetTimeValue sets the "time_value" field.
+func (ifu *ItemFieldUpdate) SetTimeValue(t time.Time) *ItemFieldUpdate {
+	ifu.mutation.SetTimeValue(t)
+	return ifu
+}
+
+// SetNillableTimeValue sets the "time_value" field if the given value is not nil.
+func (ifu *ItemFieldUpdate) SetNillableTimeValue(t *time.Time) *ItemFieldUpdate {
+	if t != nil {
+		ifu.SetTimeValue(*t)
+	}
+	return ifu
+}
+
+// SetItemID sets the "item" edge to the Item entity by ID.
+func (ifu *ItemFieldUpdate) SetItemID(id uuid.UUID) *ItemFieldUpdate {
+	ifu.mutation.SetItemID(id)
+	return ifu
+}
+
+// SetNillableItemID sets the "item" edge to the Item entity by ID if the given value is not nil.
+func (ifu *ItemFieldUpdate) SetNillableItemID(id *uuid.UUID) *ItemFieldUpdate {
+	if id != nil {
+		ifu = ifu.SetItemID(*id)
+	}
+	return ifu
+}
+
+// SetItem sets the "item" edge to the Item entity.
+func (ifu *ItemFieldUpdate) SetItem(i *Item) *ItemFieldUpdate {
+	return ifu.SetItemID(i.ID)
+}
+
+// Mutation returns the ItemFieldMutation object of the builder.
+func (ifu *ItemFieldUpdate) Mutation() *ItemFieldMutation {
+	return ifu.mutation
+}
+
+// ClearItem clears the "item" edge to the Item entity.
+func (ifu *ItemFieldUpdate) ClearItem() *ItemFieldUpdate {
+	ifu.mutation.ClearItem()
+	return ifu
+}
+
+// Save executes the query and returns the number of nodes affected by the update operation.
+func (ifu *ItemFieldUpdate) Save(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	ifu.defaults()
+	if len(ifu.hooks) == 0 {
+		if err = ifu.check(); err != nil {
+			return 0, err
+		}
+		affected, err = ifu.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*ItemFieldMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = ifu.check(); err != nil {
+				return 0, err
+			}
+			ifu.mutation = mutation
+			affected, err = ifu.sqlSave(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(ifu.hooks) - 1; i >= 0; i-- {
+			if ifu.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ifu.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, ifu.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (ifu *ItemFieldUpdate) SaveX(ctx context.Context) int {
+	affected, err := ifu.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return affected
+}
+
+// Exec executes the query.
+func (ifu *ItemFieldUpdate) Exec(ctx context.Context) error {
+	_, err := ifu.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ifu *ItemFieldUpdate) ExecX(ctx context.Context) {
+	if err := ifu.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (ifu *ItemFieldUpdate) defaults() {
+	if _, ok := ifu.mutation.UpdatedAt(); !ok {
+		v := itemfield.UpdateDefaultUpdatedAt()
+		ifu.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (ifu *ItemFieldUpdate) check() error {
+	if v, ok := ifu.mutation.Name(); ok {
+		if err := itemfield.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "ItemField.name": %w`, err)}
+		}
+	}
+	if v, ok := ifu.mutation.Description(); ok {
+		if err := itemfield.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "ItemField.description": %w`, err)}
+		}
+	}
+	if v, ok := ifu.mutation.GetType(); ok {
+		if err := itemfield.TypeValidator(v); err != nil {
+			return &ValidationError{Name: "type", err: fmt.Errorf(`ent: validator failed for field "ItemField.type": %w`, err)}
+		}
+	}
+	if v, ok := ifu.mutation.TextValue(); ok {
+		if err := itemfield.TextValueValidator(v); err != nil {
+			return &ValidationError{Name: "text_value", err: fmt.Errorf(`ent: validator failed for field "ItemField.text_value": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (ifu *ItemFieldUpdate) sqlSave(ctx context.Context) (n int, err error) {
+	_spec := &sqlgraph.UpdateSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   itemfield.Table,
+			Columns: itemfield.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: itemfield.FieldID,
+			},
+		},
+	}
+	if ps := ifu.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := ifu.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldUpdatedAt,
+		})
+	}
+	if value, ok := ifu.mutation.Name(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldName,
+		})
+	}
+	if value, ok := ifu.mutation.Description(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldDescription,
+		})
+	}
+	if ifu.mutation.DescriptionCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: itemfield.FieldDescription,
+		})
+	}
+	if value, ok := ifu.mutation.GetType(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeEnum,
+			Value:  value,
+			Column: itemfield.FieldType,
+		})
+	}
+	if value, ok := ifu.mutation.TextValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldTextValue,
+		})
+	}
+	if ifu.mutation.TextValueCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: itemfield.FieldTextValue,
+		})
+	}
+	if value, ok := ifu.mutation.NumberValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Value:  value,
+			Column: itemfield.FieldNumberValue,
+		})
+	}
+	if value, ok := ifu.mutation.AddedNumberValue(); ok {
+		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Value:  value,
+			Column: itemfield.FieldNumberValue,
+		})
+	}
+	if ifu.mutation.NumberValueCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Column: itemfield.FieldNumberValue,
+		})
+	}
+	if value, ok := ifu.mutation.BooleanValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeBool,
+			Value:  value,
+			Column: itemfield.FieldBooleanValue,
+		})
+	}
+	if value, ok := ifu.mutation.TimeValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldTimeValue,
+		})
+	}
+	if ifu.mutation.ItemCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   itemfield.ItemTable,
+			Columns: []string{itemfield.ItemColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := ifu.mutation.ItemIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   itemfield.ItemTable,
+			Columns: []string{itemfield.ItemColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if n, err = sqlgraph.UpdateNodes(ctx, ifu.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{itemfield.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return 0, err
+	}
+	return n, nil
+}
+
+// ItemFieldUpdateOne is the builder for updating a single ItemField entity.
+type ItemFieldUpdateOne struct {
+	config
+	fields   []string
+	hooks    []Hook
+	mutation *ItemFieldMutation
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (ifuo *ItemFieldUpdateOne) SetUpdatedAt(t time.Time) *ItemFieldUpdateOne {
+	ifuo.mutation.SetUpdatedAt(t)
+	return ifuo
+}
+
+// SetName sets the "name" field.
+func (ifuo *ItemFieldUpdateOne) SetName(s string) *ItemFieldUpdateOne {
+	ifuo.mutation.SetName(s)
+	return ifuo
+}
+
+// SetDescription sets the "description" field.
+func (ifuo *ItemFieldUpdateOne) SetDescription(s string) *ItemFieldUpdateOne {
+	ifuo.mutation.SetDescription(s)
+	return ifuo
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (ifuo *ItemFieldUpdateOne) SetNillableDescription(s *string) *ItemFieldUpdateOne {
+	if s != nil {
+		ifuo.SetDescription(*s)
+	}
+	return ifuo
+}
+
+// ClearDescription clears the value of the "description" field.
+func (ifuo *ItemFieldUpdateOne) ClearDescription() *ItemFieldUpdateOne {
+	ifuo.mutation.ClearDescription()
+	return ifuo
+}
+
+// SetType sets the "type" field.
+func (ifuo *ItemFieldUpdateOne) SetType(i itemfield.Type) *ItemFieldUpdateOne {
+	ifuo.mutation.SetType(i)
+	return ifuo
+}
+
+// SetTextValue sets the "text_value" field.
+func (ifuo *ItemFieldUpdateOne) SetTextValue(s string) *ItemFieldUpdateOne {
+	ifuo.mutation.SetTextValue(s)
+	return ifuo
+}
+
+// SetNillableTextValue sets the "text_value" field if the given value is not nil.
+func (ifuo *ItemFieldUpdateOne) SetNillableTextValue(s *string) *ItemFieldUpdateOne {
+	if s != nil {
+		ifuo.SetTextValue(*s)
+	}
+	return ifuo
+}
+
+// ClearTextValue clears the value of the "text_value" field.
+func (ifuo *ItemFieldUpdateOne) ClearTextValue() *ItemFieldUpdateOne {
+	ifuo.mutation.ClearTextValue()
+	return ifuo
+}
+
+// SetNumberValue sets the "number_value" field.
+func (ifuo *ItemFieldUpdateOne) SetNumberValue(i int) *ItemFieldUpdateOne {
+	ifuo.mutation.ResetNumberValue()
+	ifuo.mutation.SetNumberValue(i)
+	return ifuo
+}
+
+// SetNillableNumberValue sets the "number_value" field if the given value is not nil.
+func (ifuo *ItemFieldUpdateOne) SetNillableNumberValue(i *int) *ItemFieldUpdateOne {
+	if i != nil {
+		ifuo.SetNumberValue(*i)
+	}
+	return ifuo
+}
+
+// AddNumberValue adds i to the "number_value" field.
+func (ifuo *ItemFieldUpdateOne) AddNumberValue(i int) *ItemFieldUpdateOne {
+	ifuo.mutation.AddNumberValue(i)
+	return ifuo
+}
+
+// ClearNumberValue clears the value of the "number_value" field.
+func (ifuo *ItemFieldUpdateOne) ClearNumberValue() *ItemFieldUpdateOne {
+	ifuo.mutation.ClearNumberValue()
+	return ifuo
+}
+
+// SetBooleanValue sets the "boolean_value" field.
+func (ifuo *ItemFieldUpdateOne) SetBooleanValue(b bool) *ItemFieldUpdateOne {
+	ifuo.mutation.SetBooleanValue(b)
+	return ifuo
+}
+
+// SetNillableBooleanValue sets the "boolean_value" field if the given value is not nil.
+func (ifuo *ItemFieldUpdateOne) SetNillableBooleanValue(b *bool) *ItemFieldUpdateOne {
+	if b != nil {
+		ifuo.SetBooleanValue(*b)
+	}
+	return ifuo
+}
+
+// SetTimeValue sets the "time_value" field.
+func (ifuo *ItemFieldUpdateOne) SetTimeValue(t time.Time) *ItemFieldUpdateOne {
+	ifuo.mutation.SetTimeValue(t)
+	return ifuo
+}
+
+// SetNillableTimeValue sets the "time_value" field if the given value is not nil.
+func (ifuo *ItemFieldUpdateOne) SetNillableTimeValue(t *time.Time) *ItemFieldUpdateOne {
+	if t != nil {
+		ifuo.SetTimeValue(*t)
+	}
+	return ifuo
+}
+
+// SetItemID sets the "item" edge to the Item entity by ID.
+func (ifuo *ItemFieldUpdateOne) SetItemID(id uuid.UUID) *ItemFieldUpdateOne {
+	ifuo.mutation.SetItemID(id)
+	return ifuo
+}
+
+// SetNillableItemID sets the "item" edge to the Item entity by ID if the given value is not nil.
+func (ifuo *ItemFieldUpdateOne) SetNillableItemID(id *uuid.UUID) *ItemFieldUpdateOne {
+	if id != nil {
+		ifuo = ifuo.SetItemID(*id)
+	}
+	return ifuo
+}
+
+// SetItem sets the "item" edge to the Item entity.
+func (ifuo *ItemFieldUpdateOne) SetItem(i *Item) *ItemFieldUpdateOne {
+	return ifuo.SetItemID(i.ID)
+}
+
+// Mutation returns the ItemFieldMutation object of the builder.
+func (ifuo *ItemFieldUpdateOne) Mutation() *ItemFieldMutation {
+	return ifuo.mutation
+}
+
+// ClearItem clears the "item" edge to the Item entity.
+func (ifuo *ItemFieldUpdateOne) ClearItem() *ItemFieldUpdateOne {
+	ifuo.mutation.ClearItem()
+	return ifuo
+}
+
+// Select allows selecting one or more fields (columns) of the returned entity.
+// The default is selecting all fields defined in the entity schema.
+func (ifuo *ItemFieldUpdateOne) Select(field string, fields ...string) *ItemFieldUpdateOne {
+	ifuo.fields = append([]string{field}, fields...)
+	return ifuo
+}
+
+// Save executes the query and returns the updated ItemField entity.
+func (ifuo *ItemFieldUpdateOne) Save(ctx context.Context) (*ItemField, error) {
+	var (
+		err  error
+		node *ItemField
+	)
+	ifuo.defaults()
+	if len(ifuo.hooks) == 0 {
+		if err = ifuo.check(); err != nil {
+			return nil, err
+		}
+		node, err = ifuo.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*ItemFieldMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = ifuo.check(); err != nil {
+				return nil, err
+			}
+			ifuo.mutation = mutation
+			node, err = ifuo.sqlSave(ctx)
+			mutation.done = true
+			return node, err
+		})
+		for i := len(ifuo.hooks) - 1; i >= 0; i-- {
+			if ifuo.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ifuo.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, ifuo.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*ItemField)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from ItemFieldMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (ifuo *ItemFieldUpdateOne) SaveX(ctx context.Context) *ItemField {
+	node, err := ifuo.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// Exec executes the query on the entity.
+func (ifuo *ItemFieldUpdateOne) Exec(ctx context.Context) error {
+	_, err := ifuo.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ifuo *ItemFieldUpdateOne) ExecX(ctx context.Context) {
+	if err := ifuo.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (ifuo *ItemFieldUpdateOne) defaults() {
+	if _, ok := ifuo.mutation.UpdatedAt(); !ok {
+		v := itemfield.UpdateDefaultUpdatedAt()
+		ifuo.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (ifuo *ItemFieldUpdateOne) check() error {
+	if v, ok := ifuo.mutation.Name(); ok {
+		if err := itemfield.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "ItemField.name": %w`, err)}
+		}
+	}
+	if v, ok := ifuo.mutation.Description(); ok {
+		if err := itemfield.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "ItemField.description": %w`, err)}
+		}
+	}
+	if v, ok := ifuo.mutation.GetType(); ok {
+		if err := itemfield.TypeValidator(v); err != nil {
+			return &ValidationError{Name: "type", err: fmt.Errorf(`ent: validator failed for field "ItemField.type": %w`, err)}
+		}
+	}
+	if v, ok := ifuo.mutation.TextValue(); ok {
+		if err := itemfield.TextValueValidator(v); err != nil {
+			return &ValidationError{Name: "text_value", err: fmt.Errorf(`ent: validator failed for field "ItemField.text_value": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (ifuo *ItemFieldUpdateOne) sqlSave(ctx context.Context) (_node *ItemField, err error) {
+	_spec := &sqlgraph.UpdateSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   itemfield.Table,
+			Columns: itemfield.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: itemfield.FieldID,
+			},
+		},
+	}
+	id, ok := ifuo.mutation.ID()
+	if !ok {
+		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "ItemField.id" for update`)}
+	}
+	_spec.Node.ID.Value = id
+	if fields := ifuo.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, itemfield.FieldID)
+		for _, f := range fields {
+			if !itemfield.ValidColumn(f) {
+				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+			}
+			if f != itemfield.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, f)
+			}
+		}
+	}
+	if ps := ifuo.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := ifuo.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldUpdatedAt,
+		})
+	}
+	if value, ok := ifuo.mutation.Name(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldName,
+		})
+	}
+	if value, ok := ifuo.mutation.Description(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldDescription,
+		})
+	}
+	if ifuo.mutation.DescriptionCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: itemfield.FieldDescription,
+		})
+	}
+	if value, ok := ifuo.mutation.GetType(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeEnum,
+			Value:  value,
+			Column: itemfield.FieldType,
+		})
+	}
+	if value, ok := ifuo.mutation.TextValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: itemfield.FieldTextValue,
+		})
+	}
+	if ifuo.mutation.TextValueCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: itemfield.FieldTextValue,
+		})
+	}
+	if value, ok := ifuo.mutation.NumberValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Value:  value,
+			Column: itemfield.FieldNumberValue,
+		})
+	}
+	if value, ok := ifuo.mutation.AddedNumberValue(); ok {
+		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Value:  value,
+			Column: itemfield.FieldNumberValue,
+		})
+	}
+	if ifuo.mutation.NumberValueCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeInt,
+			Column: itemfield.FieldNumberValue,
+		})
+	}
+	if value, ok := ifuo.mutation.BooleanValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeBool,
+			Value:  value,
+			Column: itemfield.FieldBooleanValue,
+		})
+	}
+	if value, ok := ifuo.mutation.TimeValue(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: itemfield.FieldTimeValue,
+		})
+	}
+	if ifuo.mutation.ItemCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   itemfield.ItemTable,
+			Columns: []string{itemfield.ItemColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := ifuo.mutation.ItemIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   itemfield.ItemTable,
+			Columns: []string{itemfield.ItemColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	_node = &ItemField{config: ifuo.config}
+	_spec.Assign = _node.assignValues
+	_spec.ScanValues = _node.scanValues
+	if err = sqlgraph.UpdateNode(ctx, ifuo.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{itemfield.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	return _node, nil
+}

backend/ent/label.go

@@ -0,0 +1,204 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/label"
+)
+
+// Label is the model entity for the Label schema.
+type Label struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// Name holds the value of the "name" field.
+	Name string `json:"name,omitempty"`
+	// Description holds the value of the "description" field.
+	Description string `json:"description,omitempty"`
+	// Color holds the value of the "color" field.
+	Color string `json:"color,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the LabelQuery when eager-loading is set.
+	Edges        LabelEdges `json:"edges"`
+	group_labels *uuid.UUID
+}
+
+// LabelEdges holds the relations/edges for other nodes in the graph.
+type LabelEdges struct {
+	// Group holds the value of the group edge.
+	Group *Group `json:"group,omitempty"`
+	// Items holds the value of the items edge.
+	Items []*Item `json:"items,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [2]bool
+}
+
+// GroupOrErr returns the Group value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e LabelEdges) GroupOrErr() (*Group, error) {
+	if e.loadedTypes[0] {
+		if e.Group == nil {
+			// Edge was loaded but was not found.
+			return nil, &NotFoundError{label: group.Label}
+		}
+		return e.Group, nil
+	}
+	return nil, &NotLoadedError{edge: "group"}
+}
+
+// ItemsOrErr returns the Items value or an error if the edge
+// was not loaded in eager-loading.
+func (e LabelEdges) ItemsOrErr() ([]*Item, error) {
+	if e.loadedTypes[1] {
+		return e.Items, nil
+	}
+	return nil, &NotLoadedError{edge: "items"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*Label) scanValues(columns []string) ([]interface{}, error) {
+	values := make([]interface{}, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case label.FieldName, label.FieldDescription, label.FieldColor:
+			values[i] = new(sql.NullString)
+		case label.FieldCreatedAt, label.FieldUpdatedAt:
+			values[i] = new(sql.NullTime)
+		case label.FieldID:
+			values[i] = new(uuid.UUID)
+		case label.ForeignKeys[0]: // group_labels
+			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
+		default:
+			return nil, fmt.Errorf("unexpected column %q for type Label", columns[i])
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the Label fields.
+func (l *Label) assignValues(columns []string, values []interface{}) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case label.FieldID:
+			if value, ok := values[i].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field id", values[i])
+			} else if value != nil {
+				l.ID = *value
+			}
+		case label.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				l.CreatedAt = value.Time
+			}
+		case label.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				l.UpdatedAt = value.Time
+			}
+		case label.FieldName:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field name", values[i])
+			} else if value.Valid {
+				l.Name = value.String
+			}
+		case label.FieldDescription:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field description", values[i])
+			} else if value.Valid {
+				l.Description = value.String
+			}
+		case label.FieldColor:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field color", values[i])
+			} else if value.Valid {
+				l.Color = value.String
+			}
+		case label.ForeignKeys[0]:
+			if value, ok := values[i].(*sql.NullScanner); !ok {
+				return fmt.Errorf("unexpected type %T for field group_labels", values[i])
+			} else if value.Valid {
+				l.group_labels = new(uuid.UUID)
+				*l.group_labels = *value.S.(*uuid.UUID)
+			}
+		}
+	}
+	return nil
+}
+
+// QueryGroup queries the "group" edge of the Label entity.
+func (l *Label) QueryGroup() *GroupQuery {
+	return (&LabelClient{config: l.config}).QueryGroup(l)
+}
+
+// QueryItems queries the "items" edge of the Label entity.
+func (l *Label) QueryItems() *ItemQuery {
+	return (&LabelClient{config: l.config}).QueryItems(l)
+}
+
+// Update returns a builder for updating this Label.
+// Note that you need to call Label.Unwrap() before calling this method if this Label
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (l *Label) Update() *LabelUpdateOne {
+	return (&LabelClient{config: l.config}).UpdateOne(l)
+}
+
+// Unwrap unwraps the Label entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (l *Label) Unwrap() *Label {
+	_tx, ok := l.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: Label is not a transactional entity")
+	}
+	l.config.driver = _tx.drv
+	return l
+}
+
+// String implements the fmt.Stringer.
+func (l *Label) String() string {
+	var builder strings.Builder
+	builder.WriteString("Label(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", l.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(l.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(l.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("name=")
+	builder.WriteString(l.Name)
+	builder.WriteString(", ")
+	builder.WriteString("description=")
+	builder.WriteString(l.Description)
+	builder.WriteString(", ")
+	builder.WriteString("color=")
+	builder.WriteString(l.Color)
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// Labels is a parsable slice of Label.
+type Labels []*Label
+
+func (l Labels) config(cfg config) {
+	for _i := range l {
+		l[_i].config = cfg
+	}
+}

backend/ent/label/label.go

@@ -0,0 +1,98 @@
+// Code generated by ent, DO NOT EDIT.
+
+package label
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+const (
+	// Label holds the string label denoting the label type in the database.
+	Label = "label"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldName holds the string denoting the name field in the database.
+	FieldName = "name"
+	// FieldDescription holds the string denoting the description field in the database.
+	FieldDescription = "description"
+	// FieldColor holds the string denoting the color field in the database.
+	FieldColor = "color"
+	// EdgeGroup holds the string denoting the group edge name in mutations.
+	EdgeGroup = "group"
+	// EdgeItems holds the string denoting the items edge name in mutations.
+	EdgeItems = "items"
+	// Table holds the table name of the label in the database.
+	Table = "labels"
+	// GroupTable is the table that holds the group relation/edge.
+	GroupTable = "labels"
+	// GroupInverseTable is the table name for the Group entity.
+	// It exists in this package in order to avoid circular dependency with the "group" package.
+	GroupInverseTable = "groups"
+	// GroupColumn is the table column denoting the group relation/edge.
+	GroupColumn = "group_labels"
+	// ItemsTable is the table that holds the items relation/edge. The primary key declared below.
+	ItemsTable = "label_items"
+	// ItemsInverseTable is the table name for the Item entity.
+	// It exists in this package in order to avoid circular dependency with the "item" package.
+	ItemsInverseTable = "items"
+)
+
+// Columns holds all SQL columns for label fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldName,
+	FieldDescription,
+	FieldColor,
+}
+
+// ForeignKeys holds the SQL foreign-keys that are owned by the "labels"
+// table and are not defined as standalone fields in the schema.
+var ForeignKeys = []string{
+	"group_labels",
+}
+
+var (
+	// ItemsPrimaryKey and ItemsColumn2 are the table columns denoting the
+	// primary key for the items relation (M2M).
+	ItemsPrimaryKey = []string{"label_id", "item_id"}
+)
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	for i := range ForeignKeys {
+		if column == ForeignKeys[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// NameValidator is a validator for the "name" field. It is called by the builders before save.
+	NameValidator func(string) error
+	// DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	DescriptionValidator func(string) error
+	// ColorValidator is a validator for the "color" field. It is called by the builders before save.
+	ColorValidator func(string) error
+	// DefaultID holds the default value on creation for the "id" field.
+	DefaultID func() uuid.UUID
+)

backend/ent/label/where.go

@@ -0,0 +1,659 @@
+// Code generated by ent, DO NOT EDIT.
+
+package label
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldID), id))
+	})
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.In(s.C(FieldID), v...))
+	})
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.NotIn(s.C(FieldID), v...))
+	})
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldID), id))
+	})
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldID), id))
+	})
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldID), id))
+	})
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id uuid.UUID) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldID), id))
+	})
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// Name applies equality check predicate on the "name" field. It's identical to NameEQ.
+func Name(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// Description applies equality check predicate on the "description" field. It's identical to DescriptionEQ.
+func Description(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldDescription), v))
+	})
+}
+
+// Color applies equality check predicate on the "color" field. It's identical to ColorEQ.
+func Color(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldColor), v))
+	})
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// NameEQ applies the EQ predicate on the "name" field.
+func NameEQ(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// NameNEQ applies the NEQ predicate on the "name" field.
+func NameNEQ(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldName), v))
+	})
+}
+
+// NameIn applies the In predicate on the "name" field.
+func NameIn(vs ...string) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldName), v...))
+	})
+}
+
+// NameNotIn applies the NotIn predicate on the "name" field.
+func NameNotIn(vs ...string) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldName), v...))
+	})
+}
+
+// NameGT applies the GT predicate on the "name" field.
+func NameGT(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldName), v))
+	})
+}
+
+// NameGTE applies the GTE predicate on the "name" field.
+func NameGTE(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldName), v))
+	})
+}
+
+// NameLT applies the LT predicate on the "name" field.
+func NameLT(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldName), v))
+	})
+}
+
+// NameLTE applies the LTE predicate on the "name" field.
+func NameLTE(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldName), v))
+	})
+}
+
+// NameContains applies the Contains predicate on the "name" field.
+func NameContains(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldName), v))
+	})
+}
+
+// NameHasPrefix applies the HasPrefix predicate on the "name" field.
+func NameHasPrefix(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldName), v))
+	})
+}
+
+// NameHasSuffix applies the HasSuffix predicate on the "name" field.
+func NameHasSuffix(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldName), v))
+	})
+}
+
+// NameEqualFold applies the EqualFold predicate on the "name" field.
+func NameEqualFold(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldName), v))
+	})
+}
+
+// NameContainsFold applies the ContainsFold predicate on the "name" field.
+func NameContainsFold(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldName), v))
+	})
+}
+
+// DescriptionEQ applies the EQ predicate on the "description" field.
+func DescriptionEQ(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionNEQ applies the NEQ predicate on the "description" field.
+func DescriptionNEQ(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionIn applies the In predicate on the "description" field.
+func DescriptionIn(vs ...string) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldDescription), v...))
+	})
+}
+
+// DescriptionNotIn applies the NotIn predicate on the "description" field.
+func DescriptionNotIn(vs ...string) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldDescription), v...))
+	})
+}
+
+// DescriptionGT applies the GT predicate on the "description" field.
+func DescriptionGT(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionGTE applies the GTE predicate on the "description" field.
+func DescriptionGTE(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionLT applies the LT predicate on the "description" field.
+func DescriptionLT(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionLTE applies the LTE predicate on the "description" field.
+func DescriptionLTE(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionContains applies the Contains predicate on the "description" field.
+func DescriptionContains(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionHasPrefix applies the HasPrefix predicate on the "description" field.
+func DescriptionHasPrefix(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionHasSuffix applies the HasSuffix predicate on the "description" field.
+func DescriptionHasSuffix(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionIsNil applies the IsNil predicate on the "description" field.
+func DescriptionIsNil() predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.IsNull(s.C(FieldDescription)))
+	})
+}
+
+// DescriptionNotNil applies the NotNil predicate on the "description" field.
+func DescriptionNotNil() predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotNull(s.C(FieldDescription)))
+	})
+}
+
+// DescriptionEqualFold applies the EqualFold predicate on the "description" field.
+func DescriptionEqualFold(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionContainsFold applies the ContainsFold predicate on the "description" field.
+func DescriptionContainsFold(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldDescription), v))
+	})
+}
+
+// ColorEQ applies the EQ predicate on the "color" field.
+func ColorEQ(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldColor), v))
+	})
+}
+
+// ColorNEQ applies the NEQ predicate on the "color" field.
+func ColorNEQ(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldColor), v))
+	})
+}
+
+// ColorIn applies the In predicate on the "color" field.
+func ColorIn(vs ...string) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldColor), v...))
+	})
+}
+
+// ColorNotIn applies the NotIn predicate on the "color" field.
+func ColorNotIn(vs ...string) predicate.Label {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldColor), v...))
+	})
+}
+
+// ColorGT applies the GT predicate on the "color" field.
+func ColorGT(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldColor), v))
+	})
+}
+
+// ColorGTE applies the GTE predicate on the "color" field.
+func ColorGTE(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldColor), v))
+	})
+}
+
+// ColorLT applies the LT predicate on the "color" field.
+func ColorLT(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldColor), v))
+	})
+}
+
+// ColorLTE applies the LTE predicate on the "color" field.
+func ColorLTE(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldColor), v))
+	})
+}
+
+// ColorContains applies the Contains predicate on the "color" field.
+func ColorContains(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldColor), v))
+	})
+}
+
+// ColorHasPrefix applies the HasPrefix predicate on the "color" field.
+func ColorHasPrefix(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldColor), v))
+	})
+}
+
+// ColorHasSuffix applies the HasSuffix predicate on the "color" field.
+func ColorHasSuffix(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldColor), v))
+	})
+}
+
+// ColorIsNil applies the IsNil predicate on the "color" field.
+func ColorIsNil() predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.IsNull(s.C(FieldColor)))
+	})
+}
+
+// ColorNotNil applies the NotNil predicate on the "color" field.
+func ColorNotNil() predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.NotNull(s.C(FieldColor)))
+	})
+}
+
+// ColorEqualFold applies the EqualFold predicate on the "color" field.
+func ColorEqualFold(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldColor), v))
+	})
+}
+
+// ColorContainsFold applies the ContainsFold predicate on the "color" field.
+func ColorContainsFold(v string) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldColor), v))
+	})
+}
+
+// HasGroup applies the HasEdge predicate on the "group" edge.
+func HasGroup() predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(GroupTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, GroupTable, GroupColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasGroupWith applies the HasEdge predicate on the "group" edge with a given conditions (other predicates).
+func HasGroupWith(preds ...predicate.Group) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(GroupInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, GroupTable, GroupColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// HasItems applies the HasEdge predicate on the "items" edge.
+func HasItems() predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemsTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2M, false, ItemsTable, ItemsPrimaryKey...),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasItemsWith applies the HasEdge predicate on the "items" edge with a given conditions (other predicates).
+func HasItemsWith(preds ...predicate.Item) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemsInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2M, false, ItemsTable, ItemsPrimaryKey...),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.Label) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for _, p := range predicates {
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.Label) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for i, p := range predicates {
+			if i > 0 {
+				s1.Or()
+			}
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.Label) predicate.Label {
+	return predicate.Label(func(s *sql.Selector) {
+		p(s.Not())
+	})
+}

backend/ent/label_create.go

@@ -0,0 +1,444 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/label"
+)
+
+// LabelCreate is the builder for creating a Label entity.
+type LabelCreate struct {
+	config
+	mutation *LabelMutation
+	hooks    []Hook
+}
+
+// SetCreatedAt sets the "created_at" field.
+func (lc *LabelCreate) SetCreatedAt(t time.Time) *LabelCreate {
+	lc.mutation.SetCreatedAt(t)
+	return lc
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (lc *LabelCreate) SetNillableCreatedAt(t *time.Time) *LabelCreate {
+	if t != nil {
+		lc.SetCreatedAt(*t)
+	}
+	return lc
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (lc *LabelCreate) SetUpdatedAt(t time.Time) *LabelCreate {
+	lc.mutation.SetUpdatedAt(t)
+	return lc
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (lc *LabelCreate) SetNillableUpdatedAt(t *time.Time) *LabelCreate {
+	if t != nil {
+		lc.SetUpdatedAt(*t)
+	}
+	return lc
+}
+
+// SetName sets the "name" field.
+func (lc *LabelCreate) SetName(s string) *LabelCreate {
+	lc.mutation.SetName(s)
+	return lc
+}
+
+// SetDescription sets the "description" field.
+func (lc *LabelCreate) SetDescription(s string) *LabelCreate {
+	lc.mutation.SetDescription(s)
+	return lc
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (lc *LabelCreate) SetNillableDescription(s *string) *LabelCreate {
+	if s != nil {
+		lc.SetDescription(*s)
+	}
+	return lc
+}
+
+// SetColor sets the "color" field.
+func (lc *LabelCreate) SetColor(s string) *LabelCreate {
+	lc.mutation.SetColor(s)
+	return lc
+}
+
+// SetNillableColor sets the "color" field if the given value is not nil.
+func (lc *LabelCreate) SetNillableColor(s *string) *LabelCreate {
+	if s != nil {
+		lc.SetColor(*s)
+	}
+	return lc
+}
+
+// SetID sets the "id" field.
+func (lc *LabelCreate) SetID(u uuid.UUID) *LabelCreate {
+	lc.mutation.SetID(u)
+	return lc
+}
+
+// SetNillableID sets the "id" field if the given value is not nil.
+func (lc *LabelCreate) SetNillableID(u *uuid.UUID) *LabelCreate {
+	if u != nil {
+		lc.SetID(*u)
+	}
+	return lc
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (lc *LabelCreate) SetGroupID(id uuid.UUID) *LabelCreate {
+	lc.mutation.SetGroupID(id)
+	return lc
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (lc *LabelCreate) SetGroup(g *Group) *LabelCreate {
+	return lc.SetGroupID(g.ID)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (lc *LabelCreate) AddItemIDs(ids ...uuid.UUID) *LabelCreate {
+	lc.mutation.AddItemIDs(ids...)
+	return lc
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (lc *LabelCreate) AddItems(i ...*Item) *LabelCreate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return lc.AddItemIDs(ids...)
+}
+
+// Mutation returns the LabelMutation object of the builder.
+func (lc *LabelCreate) Mutation() *LabelMutation {
+	return lc.mutation
+}
+
+// Save creates the Label in the database.
+func (lc *LabelCreate) Save(ctx context.Context) (*Label, error) {
+	var (
+		err  error
+		node *Label
+	)
+	lc.defaults()
+	if len(lc.hooks) == 0 {
+		if err = lc.check(); err != nil {
+			return nil, err
+		}
+		node, err = lc.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LabelMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = lc.check(); err != nil {
+				return nil, err
+			}
+			lc.mutation = mutation
+			if node, err = lc.sqlSave(ctx); err != nil {
+				return nil, err
+			}
+			mutation.id = &node.ID
+			mutation.done = true
+			return node, err
+		})
+		for i := len(lc.hooks) - 1; i >= 0; i-- {
+			if lc.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = lc.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, lc.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*Label)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from LabelMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (lc *LabelCreate) SaveX(ctx context.Context) *Label {
+	v, err := lc.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (lc *LabelCreate) Exec(ctx context.Context) error {
+	_, err := lc.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (lc *LabelCreate) ExecX(ctx context.Context) {
+	if err := lc.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (lc *LabelCreate) defaults() {
+	if _, ok := lc.mutation.CreatedAt(); !ok {
+		v := label.DefaultCreatedAt()
+		lc.mutation.SetCreatedAt(v)
+	}
+	if _, ok := lc.mutation.UpdatedAt(); !ok {
+		v := label.DefaultUpdatedAt()
+		lc.mutation.SetUpdatedAt(v)
+	}
+	if _, ok := lc.mutation.ID(); !ok {
+		v := label.DefaultID()
+		lc.mutation.SetID(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (lc *LabelCreate) check() error {
+	if _, ok := lc.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "Label.created_at"`)}
+	}
+	if _, ok := lc.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "Label.updated_at"`)}
+	}
+	if _, ok := lc.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "Label.name"`)}
+	}
+	if v, ok := lc.mutation.Name(); ok {
+		if err := label.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Label.name": %w`, err)}
+		}
+	}
+	if v, ok := lc.mutation.Description(); ok {
+		if err := label.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Label.description": %w`, err)}
+		}
+	}
+	if v, ok := lc.mutation.Color(); ok {
+		if err := label.ColorValidator(v); err != nil {
+			return &ValidationError{Name: "color", err: fmt.Errorf(`ent: validator failed for field "Label.color": %w`, err)}
+		}
+	}
+	if _, ok := lc.mutation.GroupID(); !ok {
+		return &ValidationError{Name: "group", err: errors.New(`ent: missing required edge "Label.group"`)}
+	}
+	return nil
+}
+
+func (lc *LabelCreate) sqlSave(ctx context.Context) (*Label, error) {
+	_node, _spec := lc.createSpec()
+	if err := sqlgraph.CreateNode(ctx, lc.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	if _spec.ID.Value != nil {
+		if id, ok := _spec.ID.Value.(*uuid.UUID); ok {
+			_node.ID = *id
+		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
+			return nil, err
+		}
+	}
+	return _node, nil
+}
+
+func (lc *LabelCreate) createSpec() (*Label, *sqlgraph.CreateSpec) {
+	var (
+		_node = &Label{config: lc.config}
+		_spec = &sqlgraph.CreateSpec{
+			Table: label.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: label.FieldID,
+			},
+		}
+	)
+	if id, ok := lc.mutation.ID(); ok {
+		_node.ID = id
+		_spec.ID.Value = &id
+	}
+	if value, ok := lc.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: label.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := lc.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: label.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
+	if value, ok := lc.mutation.Name(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldName,
+		})
+		_node.Name = value
+	}
+	if value, ok := lc.mutation.Description(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldDescription,
+		})
+		_node.Description = value
+	}
+	if value, ok := lc.mutation.Color(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldColor,
+		})
+		_node.Color = value
+	}
+	if nodes := lc.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   label.GroupTable,
+			Columns: []string{label.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.group_labels = &nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := lc.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// LabelCreateBulk is the builder for creating many Label entities in bulk.
+type LabelCreateBulk struct {
+	config
+	builders []*LabelCreate
+}
+
+// Save creates the Label entities in the database.
+func (lcb *LabelCreateBulk) Save(ctx context.Context) ([]*Label, error) {
+	specs := make([]*sqlgraph.CreateSpec, len(lcb.builders))
+	nodes := make([]*Label, len(lcb.builders))
+	mutators := make([]Mutator, len(lcb.builders))
+	for i := range lcb.builders {
+		func(i int, root context.Context) {
+			builder := lcb.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*LabelMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				nodes[i], specs[i] = builder.createSpec()
+				var err error
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, lcb.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, lcb.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, lcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (lcb *LabelCreateBulk) SaveX(ctx context.Context) []*Label {
+	v, err := lcb.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (lcb *LabelCreateBulk) Exec(ctx context.Context) error {
+	_, err := lcb.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (lcb *LabelCreateBulk) ExecX(ctx context.Context) {
+	if err := lcb.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/label_delete.go

@@ -0,0 +1,115 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// LabelDelete is the builder for deleting a Label entity.
+type LabelDelete struct {
+	config
+	hooks    []Hook
+	mutation *LabelMutation
+}
+
+// Where appends a list predicates to the LabelDelete builder.
+func (ld *LabelDelete) Where(ps ...predicate.Label) *LabelDelete {
+	ld.mutation.Where(ps...)
+	return ld
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (ld *LabelDelete) Exec(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	if len(ld.hooks) == 0 {
+		affected, err = ld.sqlExec(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LabelMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			ld.mutation = mutation
+			affected, err = ld.sqlExec(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(ld.hooks) - 1; i >= 0; i-- {
+			if ld.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ld.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, ld.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ld *LabelDelete) ExecX(ctx context.Context) int {
+	n, err := ld.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (ld *LabelDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := &sqlgraph.DeleteSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table: label.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: label.FieldID,
+			},
+		},
+	}
+	if ps := ld.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, ld.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
+}
+
+// LabelDeleteOne is the builder for deleting a single Label entity.
+type LabelDeleteOne struct {
+	ld *LabelDelete
+}
+
+// Exec executes the deletion query.
+func (ldo *LabelDeleteOne) Exec(ctx context.Context) error {
+	n, err := ldo.ld.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{label.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ldo *LabelDeleteOne) ExecX(ctx context.Context) {
+	ldo.ld.ExecX(ctx)
+}

backend/ent/label_query.go

@@ -0,0 +1,714 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"database/sql/driver"
+	"fmt"
+	"math"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// LabelQuery is the builder for querying Label entities.
+type LabelQuery struct {
+	config
+	limit      *int
+	offset     *int
+	unique     *bool
+	order      []OrderFunc
+	fields     []string
+	predicates []predicate.Label
+	withGroup  *GroupQuery
+	withItems  *ItemQuery
+	withFKs    bool
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the LabelQuery builder.
+func (lq *LabelQuery) Where(ps ...predicate.Label) *LabelQuery {
+	lq.predicates = append(lq.predicates, ps...)
+	return lq
+}
+
+// Limit adds a limit step to the query.
+func (lq *LabelQuery) Limit(limit int) *LabelQuery {
+	lq.limit = &limit
+	return lq
+}
+
+// Offset adds an offset step to the query.
+func (lq *LabelQuery) Offset(offset int) *LabelQuery {
+	lq.offset = &offset
+	return lq
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (lq *LabelQuery) Unique(unique bool) *LabelQuery {
+	lq.unique = &unique
+	return lq
+}
+
+// Order adds an order step to the query.
+func (lq *LabelQuery) Order(o ...OrderFunc) *LabelQuery {
+	lq.order = append(lq.order, o...)
+	return lq
+}
+
+// QueryGroup chains the current query on the "group" edge.
+func (lq *LabelQuery) QueryGroup() *GroupQuery {
+	query := &GroupQuery{config: lq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := lq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := lq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(label.Table, label.FieldID, selector),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, label.GroupTable, label.GroupColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(lq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryItems chains the current query on the "items" edge.
+func (lq *LabelQuery) QueryItems() *ItemQuery {
+	query := &ItemQuery{config: lq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := lq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := lq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(label.Table, label.FieldID, selector),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.M2M, false, label.ItemsTable, label.ItemsPrimaryKey...),
+		)
+		fromU = sqlgraph.SetNeighbors(lq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first Label entity from the query.
+// Returns a *NotFoundError when no Label was found.
+func (lq *LabelQuery) First(ctx context.Context) (*Label, error) {
+	nodes, err := lq.Limit(1).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{label.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (lq *LabelQuery) FirstX(ctx context.Context) *Label {
+	node, err := lq.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first Label ID from the query.
+// Returns a *NotFoundError when no Label ID was found.
+func (lq *LabelQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = lq.Limit(1).IDs(ctx); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{label.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (lq *LabelQuery) FirstIDX(ctx context.Context) uuid.UUID {
+	id, err := lq.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single Label entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one Label entity is found.
+// Returns a *NotFoundError when no Label entities are found.
+func (lq *LabelQuery) Only(ctx context.Context) (*Label, error) {
+	nodes, err := lq.Limit(2).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{label.Label}
+	default:
+		return nil, &NotSingularError{label.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (lq *LabelQuery) OnlyX(ctx context.Context) *Label {
+	node, err := lq.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only Label ID in the query.
+// Returns a *NotSingularError when more than one Label ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (lq *LabelQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = lq.Limit(2).IDs(ctx); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{label.Label}
+	default:
+		err = &NotSingularError{label.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (lq *LabelQuery) OnlyIDX(ctx context.Context) uuid.UUID {
+	id, err := lq.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of Labels.
+func (lq *LabelQuery) All(ctx context.Context) ([]*Label, error) {
+	if err := lq.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	return lq.sqlAll(ctx)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (lq *LabelQuery) AllX(ctx context.Context) []*Label {
+	nodes, err := lq.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of Label IDs.
+func (lq *LabelQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
+	var ids []uuid.UUID
+	if err := lq.Select(label.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (lq *LabelQuery) IDsX(ctx context.Context) []uuid.UUID {
+	ids, err := lq.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (lq *LabelQuery) Count(ctx context.Context) (int, error) {
+	if err := lq.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return lq.sqlCount(ctx)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (lq *LabelQuery) CountX(ctx context.Context) int {
+	count, err := lq.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (lq *LabelQuery) Exist(ctx context.Context) (bool, error) {
+	if err := lq.prepareQuery(ctx); err != nil {
+		return false, err
+	}
+	return lq.sqlExist(ctx)
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (lq *LabelQuery) ExistX(ctx context.Context) bool {
+	exist, err := lq.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the LabelQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (lq *LabelQuery) Clone() *LabelQuery {
+	if lq == nil {
+		return nil
+	}
+	return &LabelQuery{
+		config:     lq.config,
+		limit:      lq.limit,
+		offset:     lq.offset,
+		order:      append([]OrderFunc{}, lq.order...),
+		predicates: append([]predicate.Label{}, lq.predicates...),
+		withGroup:  lq.withGroup.Clone(),
+		withItems:  lq.withItems.Clone(),
+		// clone intermediate query.
+		sql:    lq.sql.Clone(),
+		path:   lq.path,
+		unique: lq.unique,
+	}
+}
+
+// WithGroup tells the query-builder to eager-load the nodes that are connected to
+// the "group" edge. The optional arguments are used to configure the query builder of the edge.
+func (lq *LabelQuery) WithGroup(opts ...func(*GroupQuery)) *LabelQuery {
+	query := &GroupQuery{config: lq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	lq.withGroup = query
+	return lq
+}
+
+// WithItems tells the query-builder to eager-load the nodes that are connected to
+// the "items" edge. The optional arguments are used to configure the query builder of the edge.
+func (lq *LabelQuery) WithItems(opts ...func(*ItemQuery)) *LabelQuery {
+	query := &ItemQuery{config: lq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	lq.withItems = query
+	return lq
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.Label.Query().
+//		GroupBy(label.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (lq *LabelQuery) GroupBy(field string, fields ...string) *LabelGroupBy {
+	grbuild := &LabelGroupBy{config: lq.config}
+	grbuild.fields = append([]string{field}, fields...)
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+		if err := lq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		return lq.sqlQuery(ctx), nil
+	}
+	grbuild.label = label.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.Label.Query().
+//		Select(label.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (lq *LabelQuery) Select(fields ...string) *LabelSelect {
+	lq.fields = append(lq.fields, fields...)
+	selbuild := &LabelSelect{LabelQuery: lq}
+	selbuild.label = label.Label
+	selbuild.flds, selbuild.scan = &lq.fields, selbuild.Scan
+	return selbuild
+}
+
+func (lq *LabelQuery) prepareQuery(ctx context.Context) error {
+	for _, f := range lq.fields {
+		if !label.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if lq.path != nil {
+		prev, err := lq.path(ctx)
+		if err != nil {
+			return err
+		}
+		lq.sql = prev
+	}
+	return nil
+}
+
+func (lq *LabelQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*Label, error) {
+	var (
+		nodes       = []*Label{}
+		withFKs     = lq.withFKs
+		_spec       = lq.querySpec()
+		loadedTypes = [2]bool{
+			lq.withGroup != nil,
+			lq.withItems != nil,
+		}
+	)
+	if lq.withGroup != nil {
+		withFKs = true
+	}
+	if withFKs {
+		_spec.Node.Columns = append(_spec.Node.Columns, label.ForeignKeys...)
+	}
+	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
+		return (*Label).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []interface{}) error {
+		node := &Label{config: lq.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, lq.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := lq.withGroup; query != nil {
+		if err := lq.loadGroup(ctx, query, nodes, nil,
+			func(n *Label, e *Group) { n.Edges.Group = e }); err != nil {
+			return nil, err
+		}
+	}
+	if query := lq.withItems; query != nil {
+		if err := lq.loadItems(ctx, query, nodes,
+			func(n *Label) { n.Edges.Items = []*Item{} },
+			func(n *Label, e *Item) { n.Edges.Items = append(n.Edges.Items, e) }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (lq *LabelQuery) loadGroup(ctx context.Context, query *GroupQuery, nodes []*Label, init func(*Label), assign func(*Label, *Group)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*Label)
+	for i := range nodes {
+		if nodes[i].group_labels == nil {
+			continue
+		}
+		fk := *nodes[i].group_labels
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	query.Where(group.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_labels" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+func (lq *LabelQuery) loadItems(ctx context.Context, query *ItemQuery, nodes []*Label, init func(*Label), assign func(*Label, *Item)) error {
+	edgeIDs := make([]driver.Value, len(nodes))
+	byID := make(map[uuid.UUID]*Label)
+	nids := make(map[uuid.UUID]map[*Label]struct{})
+	for i, node := range nodes {
+		edgeIDs[i] = node.ID
+		byID[node.ID] = node
+		if init != nil {
+			init(node)
+		}
+	}
+	query.Where(func(s *sql.Selector) {
+		joinT := sql.Table(label.ItemsTable)
+		s.Join(joinT).On(s.C(item.FieldID), joinT.C(label.ItemsPrimaryKey[1]))
+		s.Where(sql.InValues(joinT.C(label.ItemsPrimaryKey[0]), edgeIDs...))
+		columns := s.SelectedColumns()
+		s.Select(joinT.C(label.ItemsPrimaryKey[0]))
+		s.AppendSelect(columns...)
+		s.SetDistinct(false)
+	})
+	if err := query.prepareQuery(ctx); err != nil {
+		return err
+	}
+	neighbors, err := query.sqlAll(ctx, func(_ context.Context, spec *sqlgraph.QuerySpec) {
+		assign := spec.Assign
+		values := spec.ScanValues
+		spec.ScanValues = func(columns []string) ([]interface{}, error) {
+			values, err := values(columns[1:])
+			if err != nil {
+				return nil, err
+			}
+			return append([]interface{}{new(uuid.UUID)}, values...), nil
+		}
+		spec.Assign = func(columns []string, values []interface{}) error {
+			outValue := *values[0].(*uuid.UUID)
+			inValue := *values[1].(*uuid.UUID)
+			if nids[inValue] == nil {
+				nids[inValue] = map[*Label]struct{}{byID[outValue]: struct{}{}}
+				return assign(columns[1:], values[1:])
+			}
+			nids[inValue][byID[outValue]] = struct{}{}
+			return nil
+		}
+	})
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected "items" node returned %v`, n.ID)
+		}
+		for kn := range nodes {
+			assign(kn, n)
+		}
+	}
+	return nil
+}
+
+func (lq *LabelQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := lq.querySpec()
+	_spec.Node.Columns = lq.fields
+	if len(lq.fields) > 0 {
+		_spec.Unique = lq.unique != nil && *lq.unique
+	}
+	return sqlgraph.CountNodes(ctx, lq.driver, _spec)
+}
+
+func (lq *LabelQuery) sqlExist(ctx context.Context) (bool, error) {
+	n, err := lq.sqlCount(ctx)
+	if err != nil {
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	}
+	return n > 0, nil
+}
+
+func (lq *LabelQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   label.Table,
+			Columns: label.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: label.FieldID,
+			},
+		},
+		From:   lq.sql,
+		Unique: true,
+	}
+	if unique := lq.unique; unique != nil {
+		_spec.Unique = *unique
+	}
+	if fields := lq.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, label.FieldID)
+		for i := range fields {
+			if fields[i] != label.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := lq.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := lq.limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := lq.offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := lq.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (lq *LabelQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(lq.driver.Dialect())
+	t1 := builder.Table(label.Table)
+	columns := lq.fields
+	if len(columns) == 0 {
+		columns = label.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if lq.sql != nil {
+		selector = lq.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if lq.unique != nil && *lq.unique {
+		selector.Distinct()
+	}
+	for _, p := range lq.predicates {
+		p(selector)
+	}
+	for _, p := range lq.order {
+		p(selector)
+	}
+	if offset := lq.offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := lq.limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// LabelGroupBy is the group-by builder for Label entities.
+type LabelGroupBy struct {
+	config
+	selector
+	fields []string
+	fns    []AggregateFunc
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (lgb *LabelGroupBy) Aggregate(fns ...AggregateFunc) *LabelGroupBy {
+	lgb.fns = append(lgb.fns, fns...)
+	return lgb
+}
+
+// Scan applies the group-by query and scans the result into the given value.
+func (lgb *LabelGroupBy) Scan(ctx context.Context, v interface{}) error {
+	query, err := lgb.path(ctx)
+	if err != nil {
+		return err
+	}
+	lgb.sql = query
+	return lgb.sqlScan(ctx, v)
+}
+
+func (lgb *LabelGroupBy) sqlScan(ctx context.Context, v interface{}) error {
+	for _, f := range lgb.fields {
+		if !label.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
+		}
+	}
+	selector := lgb.sqlQuery()
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := lgb.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+func (lgb *LabelGroupBy) sqlQuery() *sql.Selector {
+	selector := lgb.sql.Select()
+	aggregation := make([]string, 0, len(lgb.fns))
+	for _, fn := range lgb.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	// If no columns were selected in a custom aggregation function, the default
+	// selection is the fields used for "group-by", and the aggregation functions.
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(lgb.fields)+len(lgb.fns))
+		for _, f := range lgb.fields {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	return selector.GroupBy(selector.Columns(lgb.fields...)...)
+}
+
+// LabelSelect is the builder for selecting fields of Label entities.
+type LabelSelect struct {
+	*LabelQuery
+	selector
+	// intermediate query (i.e. traversal path).
+	sql *sql.Selector
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (ls *LabelSelect) Scan(ctx context.Context, v interface{}) error {
+	if err := ls.prepareQuery(ctx); err != nil {
+		return err
+	}
+	ls.sql = ls.LabelQuery.sqlQuery(ctx)
+	return ls.sqlScan(ctx, v)
+}
+
+func (ls *LabelSelect) sqlScan(ctx context.Context, v interface{}) error {
+	rows := &sql.Rows{}
+	query, args := ls.sql.Query()
+	if err := ls.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/label_update.go

@@ -0,0 +1,793 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// LabelUpdate is the builder for updating Label entities.
+type LabelUpdate struct {
+	config
+	hooks    []Hook
+	mutation *LabelMutation
+}
+
+// Where appends a list predicates to the LabelUpdate builder.
+func (lu *LabelUpdate) Where(ps ...predicate.Label) *LabelUpdate {
+	lu.mutation.Where(ps...)
+	return lu
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (lu *LabelUpdate) SetUpdatedAt(t time.Time) *LabelUpdate {
+	lu.mutation.SetUpdatedAt(t)
+	return lu
+}
+
+// SetName sets the "name" field.
+func (lu *LabelUpdate) SetName(s string) *LabelUpdate {
+	lu.mutation.SetName(s)
+	return lu
+}
+
+// SetDescription sets the "description" field.
+func (lu *LabelUpdate) SetDescription(s string) *LabelUpdate {
+	lu.mutation.SetDescription(s)
+	return lu
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (lu *LabelUpdate) SetNillableDescription(s *string) *LabelUpdate {
+	if s != nil {
+		lu.SetDescription(*s)
+	}
+	return lu
+}
+
+// ClearDescription clears the value of the "description" field.
+func (lu *LabelUpdate) ClearDescription() *LabelUpdate {
+	lu.mutation.ClearDescription()
+	return lu
+}
+
+// SetColor sets the "color" field.
+func (lu *LabelUpdate) SetColor(s string) *LabelUpdate {
+	lu.mutation.SetColor(s)
+	return lu
+}
+
+// SetNillableColor sets the "color" field if the given value is not nil.
+func (lu *LabelUpdate) SetNillableColor(s *string) *LabelUpdate {
+	if s != nil {
+		lu.SetColor(*s)
+	}
+	return lu
+}
+
+// ClearColor clears the value of the "color" field.
+func (lu *LabelUpdate) ClearColor() *LabelUpdate {
+	lu.mutation.ClearColor()
+	return lu
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (lu *LabelUpdate) SetGroupID(id uuid.UUID) *LabelUpdate {
+	lu.mutation.SetGroupID(id)
+	return lu
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (lu *LabelUpdate) SetGroup(g *Group) *LabelUpdate {
+	return lu.SetGroupID(g.ID)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (lu *LabelUpdate) AddItemIDs(ids ...uuid.UUID) *LabelUpdate {
+	lu.mutation.AddItemIDs(ids...)
+	return lu
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (lu *LabelUpdate) AddItems(i ...*Item) *LabelUpdate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return lu.AddItemIDs(ids...)
+}
+
+// Mutation returns the LabelMutation object of the builder.
+func (lu *LabelUpdate) Mutation() *LabelMutation {
+	return lu.mutation
+}
+
+// ClearGroup clears the "group" edge to the Group entity.
+func (lu *LabelUpdate) ClearGroup() *LabelUpdate {
+	lu.mutation.ClearGroup()
+	return lu
+}
+
+// ClearItems clears all "items" edges to the Item entity.
+func (lu *LabelUpdate) ClearItems() *LabelUpdate {
+	lu.mutation.ClearItems()
+	return lu
+}
+
+// RemoveItemIDs removes the "items" edge to Item entities by IDs.
+func (lu *LabelUpdate) RemoveItemIDs(ids ...uuid.UUID) *LabelUpdate {
+	lu.mutation.RemoveItemIDs(ids...)
+	return lu
+}
+
+// RemoveItems removes "items" edges to Item entities.
+func (lu *LabelUpdate) RemoveItems(i ...*Item) *LabelUpdate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return lu.RemoveItemIDs(ids...)
+}
+
+// Save executes the query and returns the number of nodes affected by the update operation.
+func (lu *LabelUpdate) Save(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	lu.defaults()
+	if len(lu.hooks) == 0 {
+		if err = lu.check(); err != nil {
+			return 0, err
+		}
+		affected, err = lu.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LabelMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = lu.check(); err != nil {
+				return 0, err
+			}
+			lu.mutation = mutation
+			affected, err = lu.sqlSave(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(lu.hooks) - 1; i >= 0; i-- {
+			if lu.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = lu.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, lu.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (lu *LabelUpdate) SaveX(ctx context.Context) int {
+	affected, err := lu.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return affected
+}
+
+// Exec executes the query.
+func (lu *LabelUpdate) Exec(ctx context.Context) error {
+	_, err := lu.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (lu *LabelUpdate) ExecX(ctx context.Context) {
+	if err := lu.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (lu *LabelUpdate) defaults() {
+	if _, ok := lu.mutation.UpdatedAt(); !ok {
+		v := label.UpdateDefaultUpdatedAt()
+		lu.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (lu *LabelUpdate) check() error {
+	if v, ok := lu.mutation.Name(); ok {
+		if err := label.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Label.name": %w`, err)}
+		}
+	}
+	if v, ok := lu.mutation.Description(); ok {
+		if err := label.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Label.description": %w`, err)}
+		}
+	}
+	if v, ok := lu.mutation.Color(); ok {
+		if err := label.ColorValidator(v); err != nil {
+			return &ValidationError{Name: "color", err: fmt.Errorf(`ent: validator failed for field "Label.color": %w`, err)}
+		}
+	}
+	if _, ok := lu.mutation.GroupID(); lu.mutation.GroupCleared() && !ok {
+		return errors.New(`ent: clearing a required unique edge "Label.group"`)
+	}
+	return nil
+}
+
+func (lu *LabelUpdate) sqlSave(ctx context.Context) (n int, err error) {
+	_spec := &sqlgraph.UpdateSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   label.Table,
+			Columns: label.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: label.FieldID,
+			},
+		},
+	}
+	if ps := lu.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := lu.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: label.FieldUpdatedAt,
+		})
+	}
+	if value, ok := lu.mutation.Name(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldName,
+		})
+	}
+	if value, ok := lu.mutation.Description(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldDescription,
+		})
+	}
+	if lu.mutation.DescriptionCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: label.FieldDescription,
+		})
+	}
+	if value, ok := lu.mutation.Color(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldColor,
+		})
+	}
+	if lu.mutation.ColorCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: label.FieldColor,
+		})
+	}
+	if lu.mutation.GroupCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   label.GroupTable,
+			Columns: []string{label.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := lu.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   label.GroupTable,
+			Columns: []string{label.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if lu.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := lu.mutation.RemovedItemsIDs(); len(nodes) > 0 && !lu.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := lu.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if n, err = sqlgraph.UpdateNodes(ctx, lu.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{label.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return 0, err
+	}
+	return n, nil
+}
+
+// LabelUpdateOne is the builder for updating a single Label entity.
+type LabelUpdateOne struct {
+	config
+	fields   []string
+	hooks    []Hook
+	mutation *LabelMutation
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (luo *LabelUpdateOne) SetUpdatedAt(t time.Time) *LabelUpdateOne {
+	luo.mutation.SetUpdatedAt(t)
+	return luo
+}
+
+// SetName sets the "name" field.
+func (luo *LabelUpdateOne) SetName(s string) *LabelUpdateOne {
+	luo.mutation.SetName(s)
+	return luo
+}
+
+// SetDescription sets the "description" field.
+func (luo *LabelUpdateOne) SetDescription(s string) *LabelUpdateOne {
+	luo.mutation.SetDescription(s)
+	return luo
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (luo *LabelUpdateOne) SetNillableDescription(s *string) *LabelUpdateOne {
+	if s != nil {
+		luo.SetDescription(*s)
+	}
+	return luo
+}
+
+// ClearDescription clears the value of the "description" field.
+func (luo *LabelUpdateOne) ClearDescription() *LabelUpdateOne {
+	luo.mutation.ClearDescription()
+	return luo
+}
+
+// SetColor sets the "color" field.
+func (luo *LabelUpdateOne) SetColor(s string) *LabelUpdateOne {
+	luo.mutation.SetColor(s)
+	return luo
+}
+
+// SetNillableColor sets the "color" field if the given value is not nil.
+func (luo *LabelUpdateOne) SetNillableColor(s *string) *LabelUpdateOne {
+	if s != nil {
+		luo.SetColor(*s)
+	}
+	return luo
+}
+
+// ClearColor clears the value of the "color" field.
+func (luo *LabelUpdateOne) ClearColor() *LabelUpdateOne {
+	luo.mutation.ClearColor()
+	return luo
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (luo *LabelUpdateOne) SetGroupID(id uuid.UUID) *LabelUpdateOne {
+	luo.mutation.SetGroupID(id)
+	return luo
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (luo *LabelUpdateOne) SetGroup(g *Group) *LabelUpdateOne {
+	return luo.SetGroupID(g.ID)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (luo *LabelUpdateOne) AddItemIDs(ids ...uuid.UUID) *LabelUpdateOne {
+	luo.mutation.AddItemIDs(ids...)
+	return luo
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (luo *LabelUpdateOne) AddItems(i ...*Item) *LabelUpdateOne {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return luo.AddItemIDs(ids...)
+}
+
+// Mutation returns the LabelMutation object of the builder.
+func (luo *LabelUpdateOne) Mutation() *LabelMutation {
+	return luo.mutation
+}
+
+// ClearGroup clears the "group" edge to the Group entity.
+func (luo *LabelUpdateOne) ClearGroup() *LabelUpdateOne {
+	luo.mutation.ClearGroup()
+	return luo
+}
+
+// ClearItems clears all "items" edges to the Item entity.
+func (luo *LabelUpdateOne) ClearItems() *LabelUpdateOne {
+	luo.mutation.ClearItems()
+	return luo
+}
+
+// RemoveItemIDs removes the "items" edge to Item entities by IDs.
+func (luo *LabelUpdateOne) RemoveItemIDs(ids ...uuid.UUID) *LabelUpdateOne {
+	luo.mutation.RemoveItemIDs(ids...)
+	return luo
+}
+
+// RemoveItems removes "items" edges to Item entities.
+func (luo *LabelUpdateOne) RemoveItems(i ...*Item) *LabelUpdateOne {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return luo.RemoveItemIDs(ids...)
+}
+
+// Select allows selecting one or more fields (columns) of the returned entity.
+// The default is selecting all fields defined in the entity schema.
+func (luo *LabelUpdateOne) Select(field string, fields ...string) *LabelUpdateOne {
+	luo.fields = append([]string{field}, fields...)
+	return luo
+}
+
+// Save executes the query and returns the updated Label entity.
+func (luo *LabelUpdateOne) Save(ctx context.Context) (*Label, error) {
+	var (
+		err  error
+		node *Label
+	)
+	luo.defaults()
+	if len(luo.hooks) == 0 {
+		if err = luo.check(); err != nil {
+			return nil, err
+		}
+		node, err = luo.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LabelMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = luo.check(); err != nil {
+				return nil, err
+			}
+			luo.mutation = mutation
+			node, err = luo.sqlSave(ctx)
+			mutation.done = true
+			return node, err
+		})
+		for i := len(luo.hooks) - 1; i >= 0; i-- {
+			if luo.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = luo.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, luo.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*Label)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from LabelMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (luo *LabelUpdateOne) SaveX(ctx context.Context) *Label {
+	node, err := luo.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// Exec executes the query on the entity.
+func (luo *LabelUpdateOne) Exec(ctx context.Context) error {
+	_, err := luo.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (luo *LabelUpdateOne) ExecX(ctx context.Context) {
+	if err := luo.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (luo *LabelUpdateOne) defaults() {
+	if _, ok := luo.mutation.UpdatedAt(); !ok {
+		v := label.UpdateDefaultUpdatedAt()
+		luo.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (luo *LabelUpdateOne) check() error {
+	if v, ok := luo.mutation.Name(); ok {
+		if err := label.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Label.name": %w`, err)}
+		}
+	}
+	if v, ok := luo.mutation.Description(); ok {
+		if err := label.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Label.description": %w`, err)}
+		}
+	}
+	if v, ok := luo.mutation.Color(); ok {
+		if err := label.ColorValidator(v); err != nil {
+			return &ValidationError{Name: "color", err: fmt.Errorf(`ent: validator failed for field "Label.color": %w`, err)}
+		}
+	}
+	if _, ok := luo.mutation.GroupID(); luo.mutation.GroupCleared() && !ok {
+		return errors.New(`ent: clearing a required unique edge "Label.group"`)
+	}
+	return nil
+}
+
+func (luo *LabelUpdateOne) sqlSave(ctx context.Context) (_node *Label, err error) {
+	_spec := &sqlgraph.UpdateSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   label.Table,
+			Columns: label.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: label.FieldID,
+			},
+		},
+	}
+	id, ok := luo.mutation.ID()
+	if !ok {
+		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Label.id" for update`)}
+	}
+	_spec.Node.ID.Value = id
+	if fields := luo.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, label.FieldID)
+		for _, f := range fields {
+			if !label.ValidColumn(f) {
+				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+			}
+			if f != label.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, f)
+			}
+		}
+	}
+	if ps := luo.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := luo.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: label.FieldUpdatedAt,
+		})
+	}
+	if value, ok := luo.mutation.Name(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldName,
+		})
+	}
+	if value, ok := luo.mutation.Description(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldDescription,
+		})
+	}
+	if luo.mutation.DescriptionCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: label.FieldDescription,
+		})
+	}
+	if value, ok := luo.mutation.Color(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: label.FieldColor,
+		})
+	}
+	if luo.mutation.ColorCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: label.FieldColor,
+		})
+	}
+	if luo.mutation.GroupCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   label.GroupTable,
+			Columns: []string{label.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := luo.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   label.GroupTable,
+			Columns: []string{label.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if luo.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := luo.mutation.RemovedItemsIDs(); len(nodes) > 0 && !luo.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := luo.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2M,
+			Inverse: false,
+			Table:   label.ItemsTable,
+			Columns: label.ItemsPrimaryKey,
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	_node = &Label{config: luo.config}
+	_spec.Assign = _node.assignValues
+	_spec.ScanValues = _node.scanValues
+	if err = sqlgraph.UpdateNode(ctx, luo.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{label.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	return _node, nil
+}

backend/ent/location.go

@@ -0,0 +1,193 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/location"
+)
+
+// Location is the model entity for the Location schema.
+type Location struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// Name holds the value of the "name" field.
+	Name string `json:"name,omitempty"`
+	// Description holds the value of the "description" field.
+	Description string `json:"description,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the LocationQuery when eager-loading is set.
+	Edges           LocationEdges `json:"edges"`
+	group_locations *uuid.UUID
+}
+
+// LocationEdges holds the relations/edges for other nodes in the graph.
+type LocationEdges struct {
+	// Group holds the value of the group edge.
+	Group *Group `json:"group,omitempty"`
+	// Items holds the value of the items edge.
+	Items []*Item `json:"items,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [2]bool
+}
+
+// GroupOrErr returns the Group value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e LocationEdges) GroupOrErr() (*Group, error) {
+	if e.loadedTypes[0] {
+		if e.Group == nil {
+			// Edge was loaded but was not found.
+			return nil, &NotFoundError{label: group.Label}
+		}
+		return e.Group, nil
+	}
+	return nil, &NotLoadedError{edge: "group"}
+}
+
+// ItemsOrErr returns the Items value or an error if the edge
+// was not loaded in eager-loading.
+func (e LocationEdges) ItemsOrErr() ([]*Item, error) {
+	if e.loadedTypes[1] {
+		return e.Items, nil
+	}
+	return nil, &NotLoadedError{edge: "items"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*Location) scanValues(columns []string) ([]interface{}, error) {
+	values := make([]interface{}, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case location.FieldName, location.FieldDescription:
+			values[i] = new(sql.NullString)
+		case location.FieldCreatedAt, location.FieldUpdatedAt:
+			values[i] = new(sql.NullTime)
+		case location.FieldID:
+			values[i] = new(uuid.UUID)
+		case location.ForeignKeys[0]: // group_locations
+			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
+		default:
+			return nil, fmt.Errorf("unexpected column %q for type Location", columns[i])
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the Location fields.
+func (l *Location) assignValues(columns []string, values []interface{}) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case location.FieldID:
+			if value, ok := values[i].(*uuid.UUID); !ok {
+				return fmt.Errorf("unexpected type %T for field id", values[i])
+			} else if value != nil {
+				l.ID = *value
+			}
+		case location.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				l.CreatedAt = value.Time
+			}
+		case location.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				l.UpdatedAt = value.Time
+			}
+		case location.FieldName:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field name", values[i])
+			} else if value.Valid {
+				l.Name = value.String
+			}
+		case location.FieldDescription:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field description", values[i])
+			} else if value.Valid {
+				l.Description = value.String
+			}
+		case location.ForeignKeys[0]:
+			if value, ok := values[i].(*sql.NullScanner); !ok {
+				return fmt.Errorf("unexpected type %T for field group_locations", values[i])
+			} else if value.Valid {
+				l.group_locations = new(uuid.UUID)
+				*l.group_locations = *value.S.(*uuid.UUID)
+			}
+		}
+	}
+	return nil
+}
+
+// QueryGroup queries the "group" edge of the Location entity.
+func (l *Location) QueryGroup() *GroupQuery {
+	return (&LocationClient{config: l.config}).QueryGroup(l)
+}
+
+// QueryItems queries the "items" edge of the Location entity.
+func (l *Location) QueryItems() *ItemQuery {
+	return (&LocationClient{config: l.config}).QueryItems(l)
+}
+
+// Update returns a builder for updating this Location.
+// Note that you need to call Location.Unwrap() before calling this method if this Location
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (l *Location) Update() *LocationUpdateOne {
+	return (&LocationClient{config: l.config}).UpdateOne(l)
+}
+
+// Unwrap unwraps the Location entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (l *Location) Unwrap() *Location {
+	_tx, ok := l.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: Location is not a transactional entity")
+	}
+	l.config.driver = _tx.drv
+	return l
+}
+
+// String implements the fmt.Stringer.
+func (l *Location) String() string {
+	var builder strings.Builder
+	builder.WriteString("Location(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", l.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(l.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(l.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("name=")
+	builder.WriteString(l.Name)
+	builder.WriteString(", ")
+	builder.WriteString("description=")
+	builder.WriteString(l.Description)
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// Locations is a parsable slice of Location.
+type Locations []*Location
+
+func (l Locations) config(cfg config) {
+	for _i := range l {
+		l[_i].config = cfg
+	}
+}

backend/ent/location/location.go

@@ -0,0 +1,89 @@
+// Code generated by ent, DO NOT EDIT.
+
+package location
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+const (
+	// Label holds the string label denoting the location type in the database.
+	Label = "location"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldName holds the string denoting the name field in the database.
+	FieldName = "name"
+	// FieldDescription holds the string denoting the description field in the database.
+	FieldDescription = "description"
+	// EdgeGroup holds the string denoting the group edge name in mutations.
+	EdgeGroup = "group"
+	// EdgeItems holds the string denoting the items edge name in mutations.
+	EdgeItems = "items"
+	// Table holds the table name of the location in the database.
+	Table = "locations"
+	// GroupTable is the table that holds the group relation/edge.
+	GroupTable = "locations"
+	// GroupInverseTable is the table name for the Group entity.
+	// It exists in this package in order to avoid circular dependency with the "group" package.
+	GroupInverseTable = "groups"
+	// GroupColumn is the table column denoting the group relation/edge.
+	GroupColumn = "group_locations"
+	// ItemsTable is the table that holds the items relation/edge.
+	ItemsTable = "items"
+	// ItemsInverseTable is the table name for the Item entity.
+	// It exists in this package in order to avoid circular dependency with the "item" package.
+	ItemsInverseTable = "items"
+	// ItemsColumn is the table column denoting the items relation/edge.
+	ItemsColumn = "location_items"
+)
+
+// Columns holds all SQL columns for location fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldName,
+	FieldDescription,
+}
+
+// ForeignKeys holds the SQL foreign-keys that are owned by the "locations"
+// table and are not defined as standalone fields in the schema.
+var ForeignKeys = []string{
+	"group_locations",
+}
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	for i := range ForeignKeys {
+		if column == ForeignKeys[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// NameValidator is a validator for the "name" field. It is called by the builders before save.
+	NameValidator func(string) error
+	// DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	DescriptionValidator func(string) error
+	// DefaultID holds the default value on creation for the "id" field.
+	DefaultID func() uuid.UUID
+)

backend/ent/location/where.go

@@ -0,0 +1,539 @@
+// Code generated by ent, DO NOT EDIT.
+
+package location
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldID), id))
+	})
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldID), id))
+	})
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.In(s.C(FieldID), v...))
+	})
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		v := make([]interface{}, len(ids))
+		for i := range v {
+			v[i] = ids[i]
+		}
+		s.Where(sql.NotIn(s.C(FieldID), v...))
+	})
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldID), id))
+	})
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldID), id))
+	})
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldID), id))
+	})
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id uuid.UUID) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldID), id))
+	})
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// Name applies equality check predicate on the "name" field. It's identical to NameEQ.
+func Name(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// Description applies equality check predicate on the "description" field. It's identical to DescriptionEQ.
+func Description(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldDescription), v))
+	})
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// NameEQ applies the EQ predicate on the "name" field.
+func NameEQ(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldName), v))
+	})
+}
+
+// NameNEQ applies the NEQ predicate on the "name" field.
+func NameNEQ(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldName), v))
+	})
+}
+
+// NameIn applies the In predicate on the "name" field.
+func NameIn(vs ...string) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldName), v...))
+	})
+}
+
+// NameNotIn applies the NotIn predicate on the "name" field.
+func NameNotIn(vs ...string) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldName), v...))
+	})
+}
+
+// NameGT applies the GT predicate on the "name" field.
+func NameGT(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldName), v))
+	})
+}
+
+// NameGTE applies the GTE predicate on the "name" field.
+func NameGTE(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldName), v))
+	})
+}
+
+// NameLT applies the LT predicate on the "name" field.
+func NameLT(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldName), v))
+	})
+}
+
+// NameLTE applies the LTE predicate on the "name" field.
+func NameLTE(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldName), v))
+	})
+}
+
+// NameContains applies the Contains predicate on the "name" field.
+func NameContains(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldName), v))
+	})
+}
+
+// NameHasPrefix applies the HasPrefix predicate on the "name" field.
+func NameHasPrefix(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldName), v))
+	})
+}
+
+// NameHasSuffix applies the HasSuffix predicate on the "name" field.
+func NameHasSuffix(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldName), v))
+	})
+}
+
+// NameEqualFold applies the EqualFold predicate on the "name" field.
+func NameEqualFold(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldName), v))
+	})
+}
+
+// NameContainsFold applies the ContainsFold predicate on the "name" field.
+func NameContainsFold(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldName), v))
+	})
+}
+
+// DescriptionEQ applies the EQ predicate on the "description" field.
+func DescriptionEQ(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionNEQ applies the NEQ predicate on the "description" field.
+func DescriptionNEQ(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionIn applies the In predicate on the "description" field.
+func DescriptionIn(vs ...string) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldDescription), v...))
+	})
+}
+
+// DescriptionNotIn applies the NotIn predicate on the "description" field.
+func DescriptionNotIn(vs ...string) predicate.Location {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldDescription), v...))
+	})
+}
+
+// DescriptionGT applies the GT predicate on the "description" field.
+func DescriptionGT(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionGTE applies the GTE predicate on the "description" field.
+func DescriptionGTE(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionLT applies the LT predicate on the "description" field.
+func DescriptionLT(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionLTE applies the LTE predicate on the "description" field.
+func DescriptionLTE(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionContains applies the Contains predicate on the "description" field.
+func DescriptionContains(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.Contains(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionHasPrefix applies the HasPrefix predicate on the "description" field.
+func DescriptionHasPrefix(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.HasPrefix(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionHasSuffix applies the HasSuffix predicate on the "description" field.
+func DescriptionHasSuffix(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.HasSuffix(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionIsNil applies the IsNil predicate on the "description" field.
+func DescriptionIsNil() predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.IsNull(s.C(FieldDescription)))
+	})
+}
+
+// DescriptionNotNil applies the NotNil predicate on the "description" field.
+func DescriptionNotNil() predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.NotNull(s.C(FieldDescription)))
+	})
+}
+
+// DescriptionEqualFold applies the EqualFold predicate on the "description" field.
+func DescriptionEqualFold(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.EqualFold(s.C(FieldDescription), v))
+	})
+}
+
+// DescriptionContainsFold applies the ContainsFold predicate on the "description" field.
+func DescriptionContainsFold(v string) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s.Where(sql.ContainsFold(s.C(FieldDescription), v))
+	})
+}
+
+// HasGroup applies the HasEdge predicate on the "group" edge.
+func HasGroup() predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(GroupTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, GroupTable, GroupColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasGroupWith applies the HasEdge predicate on the "group" edge with a given conditions (other predicates).
+func HasGroupWith(preds ...predicate.Group) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(GroupInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, GroupTable, GroupColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// HasItems applies the HasEdge predicate on the "items" edge.
+func HasItems() predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemsTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, ItemsTable, ItemsColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasItemsWith applies the HasEdge predicate on the "items" edge with a given conditions (other predicates).
+func HasItemsWith(preds ...predicate.Item) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(ItemsInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, ItemsTable, ItemsColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.Location) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for _, p := range predicates {
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.Location) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		s1 := s.Clone().SetP(nil)
+		for i, p := range predicates {
+			if i > 0 {
+				s1.Or()
+			}
+			p(s1)
+		}
+		s.Where(s1.P())
+	})
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.Location) predicate.Location {
+	return predicate.Location(func(s *sql.Selector) {
+		p(s.Not())
+	})
+}

backend/ent/location_create.go

@@ -0,0 +1,417 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/location"
+)
+
+// LocationCreate is the builder for creating a Location entity.
+type LocationCreate struct {
+	config
+	mutation *LocationMutation
+	hooks    []Hook
+}
+
+// SetCreatedAt sets the "created_at" field.
+func (lc *LocationCreate) SetCreatedAt(t time.Time) *LocationCreate {
+	lc.mutation.SetCreatedAt(t)
+	return lc
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (lc *LocationCreate) SetNillableCreatedAt(t *time.Time) *LocationCreate {
+	if t != nil {
+		lc.SetCreatedAt(*t)
+	}
+	return lc
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (lc *LocationCreate) SetUpdatedAt(t time.Time) *LocationCreate {
+	lc.mutation.SetUpdatedAt(t)
+	return lc
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (lc *LocationCreate) SetNillableUpdatedAt(t *time.Time) *LocationCreate {
+	if t != nil {
+		lc.SetUpdatedAt(*t)
+	}
+	return lc
+}
+
+// SetName sets the "name" field.
+func (lc *LocationCreate) SetName(s string) *LocationCreate {
+	lc.mutation.SetName(s)
+	return lc
+}
+
+// SetDescription sets the "description" field.
+func (lc *LocationCreate) SetDescription(s string) *LocationCreate {
+	lc.mutation.SetDescription(s)
+	return lc
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (lc *LocationCreate) SetNillableDescription(s *string) *LocationCreate {
+	if s != nil {
+		lc.SetDescription(*s)
+	}
+	return lc
+}
+
+// SetID sets the "id" field.
+func (lc *LocationCreate) SetID(u uuid.UUID) *LocationCreate {
+	lc.mutation.SetID(u)
+	return lc
+}
+
+// SetNillableID sets the "id" field if the given value is not nil.
+func (lc *LocationCreate) SetNillableID(u *uuid.UUID) *LocationCreate {
+	if u != nil {
+		lc.SetID(*u)
+	}
+	return lc
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (lc *LocationCreate) SetGroupID(id uuid.UUID) *LocationCreate {
+	lc.mutation.SetGroupID(id)
+	return lc
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (lc *LocationCreate) SetGroup(g *Group) *LocationCreate {
+	return lc.SetGroupID(g.ID)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (lc *LocationCreate) AddItemIDs(ids ...uuid.UUID) *LocationCreate {
+	lc.mutation.AddItemIDs(ids...)
+	return lc
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (lc *LocationCreate) AddItems(i ...*Item) *LocationCreate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return lc.AddItemIDs(ids...)
+}
+
+// Mutation returns the LocationMutation object of the builder.
+func (lc *LocationCreate) Mutation() *LocationMutation {
+	return lc.mutation
+}
+
+// Save creates the Location in the database.
+func (lc *LocationCreate) Save(ctx context.Context) (*Location, error) {
+	var (
+		err  error
+		node *Location
+	)
+	lc.defaults()
+	if len(lc.hooks) == 0 {
+		if err = lc.check(); err != nil {
+			return nil, err
+		}
+		node, err = lc.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LocationMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = lc.check(); err != nil {
+				return nil, err
+			}
+			lc.mutation = mutation
+			if node, err = lc.sqlSave(ctx); err != nil {
+				return nil, err
+			}
+			mutation.id = &node.ID
+			mutation.done = true
+			return node, err
+		})
+		for i := len(lc.hooks) - 1; i >= 0; i-- {
+			if lc.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = lc.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, lc.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*Location)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from LocationMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (lc *LocationCreate) SaveX(ctx context.Context) *Location {
+	v, err := lc.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (lc *LocationCreate) Exec(ctx context.Context) error {
+	_, err := lc.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (lc *LocationCreate) ExecX(ctx context.Context) {
+	if err := lc.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (lc *LocationCreate) defaults() {
+	if _, ok := lc.mutation.CreatedAt(); !ok {
+		v := location.DefaultCreatedAt()
+		lc.mutation.SetCreatedAt(v)
+	}
+	if _, ok := lc.mutation.UpdatedAt(); !ok {
+		v := location.DefaultUpdatedAt()
+		lc.mutation.SetUpdatedAt(v)
+	}
+	if _, ok := lc.mutation.ID(); !ok {
+		v := location.DefaultID()
+		lc.mutation.SetID(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (lc *LocationCreate) check() error {
+	if _, ok := lc.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "Location.created_at"`)}
+	}
+	if _, ok := lc.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "Location.updated_at"`)}
+	}
+	if _, ok := lc.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "Location.name"`)}
+	}
+	if v, ok := lc.mutation.Name(); ok {
+		if err := location.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Location.name": %w`, err)}
+		}
+	}
+	if v, ok := lc.mutation.Description(); ok {
+		if err := location.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Location.description": %w`, err)}
+		}
+	}
+	if _, ok := lc.mutation.GroupID(); !ok {
+		return &ValidationError{Name: "group", err: errors.New(`ent: missing required edge "Location.group"`)}
+	}
+	return nil
+}
+
+func (lc *LocationCreate) sqlSave(ctx context.Context) (*Location, error) {
+	_node, _spec := lc.createSpec()
+	if err := sqlgraph.CreateNode(ctx, lc.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	if _spec.ID.Value != nil {
+		if id, ok := _spec.ID.Value.(*uuid.UUID); ok {
+			_node.ID = *id
+		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
+			return nil, err
+		}
+	}
+	return _node, nil
+}
+
+func (lc *LocationCreate) createSpec() (*Location, *sqlgraph.CreateSpec) {
+	var (
+		_node = &Location{config: lc.config}
+		_spec = &sqlgraph.CreateSpec{
+			Table: location.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: location.FieldID,
+			},
+		}
+	)
+	if id, ok := lc.mutation.ID(); ok {
+		_node.ID = id
+		_spec.ID.Value = &id
+	}
+	if value, ok := lc.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: location.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := lc.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: location.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
+	if value, ok := lc.mutation.Name(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: location.FieldName,
+		})
+		_node.Name = value
+	}
+	if value, ok := lc.mutation.Description(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: location.FieldDescription,
+		})
+		_node.Description = value
+	}
+	if nodes := lc.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   location.GroupTable,
+			Columns: []string{location.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.group_locations = &nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := lc.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// LocationCreateBulk is the builder for creating many Location entities in bulk.
+type LocationCreateBulk struct {
+	config
+	builders []*LocationCreate
+}
+
+// Save creates the Location entities in the database.
+func (lcb *LocationCreateBulk) Save(ctx context.Context) ([]*Location, error) {
+	specs := make([]*sqlgraph.CreateSpec, len(lcb.builders))
+	nodes := make([]*Location, len(lcb.builders))
+	mutators := make([]Mutator, len(lcb.builders))
+	for i := range lcb.builders {
+		func(i int, root context.Context) {
+			builder := lcb.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*LocationMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				nodes[i], specs[i] = builder.createSpec()
+				var err error
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, lcb.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, lcb.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, lcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (lcb *LocationCreateBulk) SaveX(ctx context.Context) []*Location {
+	v, err := lcb.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (lcb *LocationCreateBulk) Exec(ctx context.Context) error {
+	_, err := lcb.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (lcb *LocationCreateBulk) ExecX(ctx context.Context) {
+	if err := lcb.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/location_delete.go

@@ -0,0 +1,115 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/location"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// LocationDelete is the builder for deleting a Location entity.
+type LocationDelete struct {
+	config
+	hooks    []Hook
+	mutation *LocationMutation
+}
+
+// Where appends a list predicates to the LocationDelete builder.
+func (ld *LocationDelete) Where(ps ...predicate.Location) *LocationDelete {
+	ld.mutation.Where(ps...)
+	return ld
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (ld *LocationDelete) Exec(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	if len(ld.hooks) == 0 {
+		affected, err = ld.sqlExec(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LocationMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			ld.mutation = mutation
+			affected, err = ld.sqlExec(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(ld.hooks) - 1; i >= 0; i-- {
+			if ld.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = ld.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, ld.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ld *LocationDelete) ExecX(ctx context.Context) int {
+	n, err := ld.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (ld *LocationDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := &sqlgraph.DeleteSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table: location.Table,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: location.FieldID,
+			},
+		},
+	}
+	if ps := ld.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, ld.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
+}
+
+// LocationDeleteOne is the builder for deleting a single Location entity.
+type LocationDeleteOne struct {
+	ld *LocationDelete
+}
+
+// Exec executes the deletion query.
+func (ldo *LocationDeleteOne) Exec(ctx context.Context) error {
+	n, err := ldo.ld.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{location.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ldo *LocationDeleteOne) ExecX(ctx context.Context) {
+	ldo.ld.ExecX(ctx)
+}

backend/ent/location_query.go

@@ -0,0 +1,687 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"database/sql/driver"
+	"fmt"
+	"math"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/location"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// LocationQuery is the builder for querying Location entities.
+type LocationQuery struct {
+	config
+	limit      *int
+	offset     *int
+	unique     *bool
+	order      []OrderFunc
+	fields     []string
+	predicates []predicate.Location
+	withGroup  *GroupQuery
+	withItems  *ItemQuery
+	withFKs    bool
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the LocationQuery builder.
+func (lq *LocationQuery) Where(ps ...predicate.Location) *LocationQuery {
+	lq.predicates = append(lq.predicates, ps...)
+	return lq
+}
+
+// Limit adds a limit step to the query.
+func (lq *LocationQuery) Limit(limit int) *LocationQuery {
+	lq.limit = &limit
+	return lq
+}
+
+// Offset adds an offset step to the query.
+func (lq *LocationQuery) Offset(offset int) *LocationQuery {
+	lq.offset = &offset
+	return lq
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (lq *LocationQuery) Unique(unique bool) *LocationQuery {
+	lq.unique = &unique
+	return lq
+}
+
+// Order adds an order step to the query.
+func (lq *LocationQuery) Order(o ...OrderFunc) *LocationQuery {
+	lq.order = append(lq.order, o...)
+	return lq
+}
+
+// QueryGroup chains the current query on the "group" edge.
+func (lq *LocationQuery) QueryGroup() *GroupQuery {
+	query := &GroupQuery{config: lq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := lq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := lq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(location.Table, location.FieldID, selector),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, location.GroupTable, location.GroupColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(lq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryItems chains the current query on the "items" edge.
+func (lq *LocationQuery) QueryItems() *ItemQuery {
+	query := &ItemQuery{config: lq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := lq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := lq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(location.Table, location.FieldID, selector),
+			sqlgraph.To(item.Table, item.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, location.ItemsTable, location.ItemsColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(lq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first Location entity from the query.
+// Returns a *NotFoundError when no Location was found.
+func (lq *LocationQuery) First(ctx context.Context) (*Location, error) {
+	nodes, err := lq.Limit(1).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{location.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (lq *LocationQuery) FirstX(ctx context.Context) *Location {
+	node, err := lq.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first Location ID from the query.
+// Returns a *NotFoundError when no Location ID was found.
+func (lq *LocationQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = lq.Limit(1).IDs(ctx); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{location.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (lq *LocationQuery) FirstIDX(ctx context.Context) uuid.UUID {
+	id, err := lq.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single Location entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one Location entity is found.
+// Returns a *NotFoundError when no Location entities are found.
+func (lq *LocationQuery) Only(ctx context.Context) (*Location, error) {
+	nodes, err := lq.Limit(2).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{location.Label}
+	default:
+		return nil, &NotSingularError{location.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (lq *LocationQuery) OnlyX(ctx context.Context) *Location {
+	node, err := lq.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only Location ID in the query.
+// Returns a *NotSingularError when more than one Location ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (lq *LocationQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = lq.Limit(2).IDs(ctx); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{location.Label}
+	default:
+		err = &NotSingularError{location.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (lq *LocationQuery) OnlyIDX(ctx context.Context) uuid.UUID {
+	id, err := lq.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of Locations.
+func (lq *LocationQuery) All(ctx context.Context) ([]*Location, error) {
+	if err := lq.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	return lq.sqlAll(ctx)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (lq *LocationQuery) AllX(ctx context.Context) []*Location {
+	nodes, err := lq.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of Location IDs.
+func (lq *LocationQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
+	var ids []uuid.UUID
+	if err := lq.Select(location.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (lq *LocationQuery) IDsX(ctx context.Context) []uuid.UUID {
+	ids, err := lq.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (lq *LocationQuery) Count(ctx context.Context) (int, error) {
+	if err := lq.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return lq.sqlCount(ctx)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (lq *LocationQuery) CountX(ctx context.Context) int {
+	count, err := lq.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (lq *LocationQuery) Exist(ctx context.Context) (bool, error) {
+	if err := lq.prepareQuery(ctx); err != nil {
+		return false, err
+	}
+	return lq.sqlExist(ctx)
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (lq *LocationQuery) ExistX(ctx context.Context) bool {
+	exist, err := lq.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the LocationQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (lq *LocationQuery) Clone() *LocationQuery {
+	if lq == nil {
+		return nil
+	}
+	return &LocationQuery{
+		config:     lq.config,
+		limit:      lq.limit,
+		offset:     lq.offset,
+		order:      append([]OrderFunc{}, lq.order...),
+		predicates: append([]predicate.Location{}, lq.predicates...),
+		withGroup:  lq.withGroup.Clone(),
+		withItems:  lq.withItems.Clone(),
+		// clone intermediate query.
+		sql:    lq.sql.Clone(),
+		path:   lq.path,
+		unique: lq.unique,
+	}
+}
+
+// WithGroup tells the query-builder to eager-load the nodes that are connected to
+// the "group" edge. The optional arguments are used to configure the query builder of the edge.
+func (lq *LocationQuery) WithGroup(opts ...func(*GroupQuery)) *LocationQuery {
+	query := &GroupQuery{config: lq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	lq.withGroup = query
+	return lq
+}
+
+// WithItems tells the query-builder to eager-load the nodes that are connected to
+// the "items" edge. The optional arguments are used to configure the query builder of the edge.
+func (lq *LocationQuery) WithItems(opts ...func(*ItemQuery)) *LocationQuery {
+	query := &ItemQuery{config: lq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	lq.withItems = query
+	return lq
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.Location.Query().
+//		GroupBy(location.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (lq *LocationQuery) GroupBy(field string, fields ...string) *LocationGroupBy {
+	grbuild := &LocationGroupBy{config: lq.config}
+	grbuild.fields = append([]string{field}, fields...)
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+		if err := lq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		return lq.sqlQuery(ctx), nil
+	}
+	grbuild.label = location.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.Location.Query().
+//		Select(location.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (lq *LocationQuery) Select(fields ...string) *LocationSelect {
+	lq.fields = append(lq.fields, fields...)
+	selbuild := &LocationSelect{LocationQuery: lq}
+	selbuild.label = location.Label
+	selbuild.flds, selbuild.scan = &lq.fields, selbuild.Scan
+	return selbuild
+}
+
+func (lq *LocationQuery) prepareQuery(ctx context.Context) error {
+	for _, f := range lq.fields {
+		if !location.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if lq.path != nil {
+		prev, err := lq.path(ctx)
+		if err != nil {
+			return err
+		}
+		lq.sql = prev
+	}
+	return nil
+}
+
+func (lq *LocationQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*Location, error) {
+	var (
+		nodes       = []*Location{}
+		withFKs     = lq.withFKs
+		_spec       = lq.querySpec()
+		loadedTypes = [2]bool{
+			lq.withGroup != nil,
+			lq.withItems != nil,
+		}
+	)
+	if lq.withGroup != nil {
+		withFKs = true
+	}
+	if withFKs {
+		_spec.Node.Columns = append(_spec.Node.Columns, location.ForeignKeys...)
+	}
+	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
+		return (*Location).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []interface{}) error {
+		node := &Location{config: lq.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, lq.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := lq.withGroup; query != nil {
+		if err := lq.loadGroup(ctx, query, nodes, nil,
+			func(n *Location, e *Group) { n.Edges.Group = e }); err != nil {
+			return nil, err
+		}
+	}
+	if query := lq.withItems; query != nil {
+		if err := lq.loadItems(ctx, query, nodes,
+			func(n *Location) { n.Edges.Items = []*Item{} },
+			func(n *Location, e *Item) { n.Edges.Items = append(n.Edges.Items, e) }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (lq *LocationQuery) loadGroup(ctx context.Context, query *GroupQuery, nodes []*Location, init func(*Location), assign func(*Location, *Group)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*Location)
+	for i := range nodes {
+		if nodes[i].group_locations == nil {
+			continue
+		}
+		fk := *nodes[i].group_locations
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	query.Where(group.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_locations" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+func (lq *LocationQuery) loadItems(ctx context.Context, query *ItemQuery, nodes []*Location, init func(*Location), assign func(*Location, *Item)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[uuid.UUID]*Location)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	query.withFKs = true
+	query.Where(predicate.Item(func(s *sql.Selector) {
+		s.Where(sql.InValues(location.ItemsColumn, fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.location_items
+		if fk == nil {
+			return fmt.Errorf(`foreign-key "location_items" is nil for node %v`, n.ID)
+		}
+		node, ok := nodeids[*fk]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "location_items" returned %v for node %v`, *fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+
+func (lq *LocationQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := lq.querySpec()
+	_spec.Node.Columns = lq.fields
+	if len(lq.fields) > 0 {
+		_spec.Unique = lq.unique != nil && *lq.unique
+	}
+	return sqlgraph.CountNodes(ctx, lq.driver, _spec)
+}
+
+func (lq *LocationQuery) sqlExist(ctx context.Context) (bool, error) {
+	n, err := lq.sqlCount(ctx)
+	if err != nil {
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	}
+	return n > 0, nil
+}
+
+func (lq *LocationQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   location.Table,
+			Columns: location.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: location.FieldID,
+			},
+		},
+		From:   lq.sql,
+		Unique: true,
+	}
+	if unique := lq.unique; unique != nil {
+		_spec.Unique = *unique
+	}
+	if fields := lq.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, location.FieldID)
+		for i := range fields {
+			if fields[i] != location.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := lq.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := lq.limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := lq.offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := lq.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (lq *LocationQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(lq.driver.Dialect())
+	t1 := builder.Table(location.Table)
+	columns := lq.fields
+	if len(columns) == 0 {
+		columns = location.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if lq.sql != nil {
+		selector = lq.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if lq.unique != nil && *lq.unique {
+		selector.Distinct()
+	}
+	for _, p := range lq.predicates {
+		p(selector)
+	}
+	for _, p := range lq.order {
+		p(selector)
+	}
+	if offset := lq.offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := lq.limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// LocationGroupBy is the group-by builder for Location entities.
+type LocationGroupBy struct {
+	config
+	selector
+	fields []string
+	fns    []AggregateFunc
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (lgb *LocationGroupBy) Aggregate(fns ...AggregateFunc) *LocationGroupBy {
+	lgb.fns = append(lgb.fns, fns...)
+	return lgb
+}
+
+// Scan applies the group-by query and scans the result into the given value.
+func (lgb *LocationGroupBy) Scan(ctx context.Context, v interface{}) error {
+	query, err := lgb.path(ctx)
+	if err != nil {
+		return err
+	}
+	lgb.sql = query
+	return lgb.sqlScan(ctx, v)
+}
+
+func (lgb *LocationGroupBy) sqlScan(ctx context.Context, v interface{}) error {
+	for _, f := range lgb.fields {
+		if !location.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
+		}
+	}
+	selector := lgb.sqlQuery()
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := lgb.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+func (lgb *LocationGroupBy) sqlQuery() *sql.Selector {
+	selector := lgb.sql.Select()
+	aggregation := make([]string, 0, len(lgb.fns))
+	for _, fn := range lgb.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	// If no columns were selected in a custom aggregation function, the default
+	// selection is the fields used for "group-by", and the aggregation functions.
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(lgb.fields)+len(lgb.fns))
+		for _, f := range lgb.fields {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	return selector.GroupBy(selector.Columns(lgb.fields...)...)
+}
+
+// LocationSelect is the builder for selecting fields of Location entities.
+type LocationSelect struct {
+	*LocationQuery
+	selector
+	// intermediate query (i.e. traversal path).
+	sql *sql.Selector
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (ls *LocationSelect) Scan(ctx context.Context, v interface{}) error {
+	if err := ls.prepareQuery(ctx); err != nil {
+		return err
+	}
+	ls.sql = ls.LocationQuery.sqlQuery(ctx)
+	return ls.sqlScan(ctx, v)
+}
+
+func (ls *LocationSelect) sqlScan(ctx context.Context, v interface{}) error {
+	rows := &sql.Rows{}
+	query, args := ls.sql.Query()
+	if err := ls.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/location_update.go

@@ -0,0 +1,717 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/location"
+	"github.com/hay-kot/content/backend/ent/predicate"
+)
+
+// LocationUpdate is the builder for updating Location entities.
+type LocationUpdate struct {
+	config
+	hooks    []Hook
+	mutation *LocationMutation
+}
+
+// Where appends a list predicates to the LocationUpdate builder.
+func (lu *LocationUpdate) Where(ps ...predicate.Location) *LocationUpdate {
+	lu.mutation.Where(ps...)
+	return lu
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (lu *LocationUpdate) SetUpdatedAt(t time.Time) *LocationUpdate {
+	lu.mutation.SetUpdatedAt(t)
+	return lu
+}
+
+// SetName sets the "name" field.
+func (lu *LocationUpdate) SetName(s string) *LocationUpdate {
+	lu.mutation.SetName(s)
+	return lu
+}
+
+// SetDescription sets the "description" field.
+func (lu *LocationUpdate) SetDescription(s string) *LocationUpdate {
+	lu.mutation.SetDescription(s)
+	return lu
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (lu *LocationUpdate) SetNillableDescription(s *string) *LocationUpdate {
+	if s != nil {
+		lu.SetDescription(*s)
+	}
+	return lu
+}
+
+// ClearDescription clears the value of the "description" field.
+func (lu *LocationUpdate) ClearDescription() *LocationUpdate {
+	lu.mutation.ClearDescription()
+	return lu
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (lu *LocationUpdate) SetGroupID(id uuid.UUID) *LocationUpdate {
+	lu.mutation.SetGroupID(id)
+	return lu
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (lu *LocationUpdate) SetGroup(g *Group) *LocationUpdate {
+	return lu.SetGroupID(g.ID)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (lu *LocationUpdate) AddItemIDs(ids ...uuid.UUID) *LocationUpdate {
+	lu.mutation.AddItemIDs(ids...)
+	return lu
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (lu *LocationUpdate) AddItems(i ...*Item) *LocationUpdate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return lu.AddItemIDs(ids...)
+}
+
+// Mutation returns the LocationMutation object of the builder.
+func (lu *LocationUpdate) Mutation() *LocationMutation {
+	return lu.mutation
+}
+
+// ClearGroup clears the "group" edge to the Group entity.
+func (lu *LocationUpdate) ClearGroup() *LocationUpdate {
+	lu.mutation.ClearGroup()
+	return lu
+}
+
+// ClearItems clears all "items" edges to the Item entity.
+func (lu *LocationUpdate) ClearItems() *LocationUpdate {
+	lu.mutation.ClearItems()
+	return lu
+}
+
+// RemoveItemIDs removes the "items" edge to Item entities by IDs.
+func (lu *LocationUpdate) RemoveItemIDs(ids ...uuid.UUID) *LocationUpdate {
+	lu.mutation.RemoveItemIDs(ids...)
+	return lu
+}
+
+// RemoveItems removes "items" edges to Item entities.
+func (lu *LocationUpdate) RemoveItems(i ...*Item) *LocationUpdate {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return lu.RemoveItemIDs(ids...)
+}
+
+// Save executes the query and returns the number of nodes affected by the update operation.
+func (lu *LocationUpdate) Save(ctx context.Context) (int, error) {
+	var (
+		err      error
+		affected int
+	)
+	lu.defaults()
+	if len(lu.hooks) == 0 {
+		if err = lu.check(); err != nil {
+			return 0, err
+		}
+		affected, err = lu.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LocationMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = lu.check(); err != nil {
+				return 0, err
+			}
+			lu.mutation = mutation
+			affected, err = lu.sqlSave(ctx)
+			mutation.done = true
+			return affected, err
+		})
+		for i := len(lu.hooks) - 1; i >= 0; i-- {
+			if lu.hooks[i] == nil {
+				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = lu.hooks[i](mut)
+		}
+		if _, err := mut.Mutate(ctx, lu.mutation); err != nil {
+			return 0, err
+		}
+	}
+	return affected, err
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (lu *LocationUpdate) SaveX(ctx context.Context) int {
+	affected, err := lu.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return affected
+}
+
+// Exec executes the query.
+func (lu *LocationUpdate) Exec(ctx context.Context) error {
+	_, err := lu.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (lu *LocationUpdate) ExecX(ctx context.Context) {
+	if err := lu.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (lu *LocationUpdate) defaults() {
+	if _, ok := lu.mutation.UpdatedAt(); !ok {
+		v := location.UpdateDefaultUpdatedAt()
+		lu.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (lu *LocationUpdate) check() error {
+	if v, ok := lu.mutation.Name(); ok {
+		if err := location.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Location.name": %w`, err)}
+		}
+	}
+	if v, ok := lu.mutation.Description(); ok {
+		if err := location.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Location.description": %w`, err)}
+		}
+	}
+	if _, ok := lu.mutation.GroupID(); lu.mutation.GroupCleared() && !ok {
+		return errors.New(`ent: clearing a required unique edge "Location.group"`)
+	}
+	return nil
+}
+
+func (lu *LocationUpdate) sqlSave(ctx context.Context) (n int, err error) {
+	_spec := &sqlgraph.UpdateSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   location.Table,
+			Columns: location.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: location.FieldID,
+			},
+		},
+	}
+	if ps := lu.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := lu.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: location.FieldUpdatedAt,
+		})
+	}
+	if value, ok := lu.mutation.Name(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: location.FieldName,
+		})
+	}
+	if value, ok := lu.mutation.Description(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: location.FieldDescription,
+		})
+	}
+	if lu.mutation.DescriptionCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: location.FieldDescription,
+		})
+	}
+	if lu.mutation.GroupCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   location.GroupTable,
+			Columns: []string{location.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := lu.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   location.GroupTable,
+			Columns: []string{location.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if lu.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := lu.mutation.RemovedItemsIDs(); len(nodes) > 0 && !lu.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := lu.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if n, err = sqlgraph.UpdateNodes(ctx, lu.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{location.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return 0, err
+	}
+	return n, nil
+}
+
+// LocationUpdateOne is the builder for updating a single Location entity.
+type LocationUpdateOne struct {
+	config
+	fields   []string
+	hooks    []Hook
+	mutation *LocationMutation
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (luo *LocationUpdateOne) SetUpdatedAt(t time.Time) *LocationUpdateOne {
+	luo.mutation.SetUpdatedAt(t)
+	return luo
+}
+
+// SetName sets the "name" field.
+func (luo *LocationUpdateOne) SetName(s string) *LocationUpdateOne {
+	luo.mutation.SetName(s)
+	return luo
+}
+
+// SetDescription sets the "description" field.
+func (luo *LocationUpdateOne) SetDescription(s string) *LocationUpdateOne {
+	luo.mutation.SetDescription(s)
+	return luo
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (luo *LocationUpdateOne) SetNillableDescription(s *string) *LocationUpdateOne {
+	if s != nil {
+		luo.SetDescription(*s)
+	}
+	return luo
+}
+
+// ClearDescription clears the value of the "description" field.
+func (luo *LocationUpdateOne) ClearDescription() *LocationUpdateOne {
+	luo.mutation.ClearDescription()
+	return luo
+}
+
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (luo *LocationUpdateOne) SetGroupID(id uuid.UUID) *LocationUpdateOne {
+	luo.mutation.SetGroupID(id)
+	return luo
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (luo *LocationUpdateOne) SetGroup(g *Group) *LocationUpdateOne {
+	return luo.SetGroupID(g.ID)
+}
+
+// AddItemIDs adds the "items" edge to the Item entity by IDs.
+func (luo *LocationUpdateOne) AddItemIDs(ids ...uuid.UUID) *LocationUpdateOne {
+	luo.mutation.AddItemIDs(ids...)
+	return luo
+}
+
+// AddItems adds the "items" edges to the Item entity.
+func (luo *LocationUpdateOne) AddItems(i ...*Item) *LocationUpdateOne {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return luo.AddItemIDs(ids...)
+}
+
+// Mutation returns the LocationMutation object of the builder.
+func (luo *LocationUpdateOne) Mutation() *LocationMutation {
+	return luo.mutation
+}
+
+// ClearGroup clears the "group" edge to the Group entity.
+func (luo *LocationUpdateOne) ClearGroup() *LocationUpdateOne {
+	luo.mutation.ClearGroup()
+	return luo
+}
+
+// ClearItems clears all "items" edges to the Item entity.
+func (luo *LocationUpdateOne) ClearItems() *LocationUpdateOne {
+	luo.mutation.ClearItems()
+	return luo
+}
+
+// RemoveItemIDs removes the "items" edge to Item entities by IDs.
+func (luo *LocationUpdateOne) RemoveItemIDs(ids ...uuid.UUID) *LocationUpdateOne {
+	luo.mutation.RemoveItemIDs(ids...)
+	return luo
+}
+
+// RemoveItems removes "items" edges to Item entities.
+func (luo *LocationUpdateOne) RemoveItems(i ...*Item) *LocationUpdateOne {
+	ids := make([]uuid.UUID, len(i))
+	for j := range i {
+		ids[j] = i[j].ID
+	}
+	return luo.RemoveItemIDs(ids...)
+}
+
+// Select allows selecting one or more fields (columns) of the returned entity.
+// The default is selecting all fields defined in the entity schema.
+func (luo *LocationUpdateOne) Select(field string, fields ...string) *LocationUpdateOne {
+	luo.fields = append([]string{field}, fields...)
+	return luo
+}
+
+// Save executes the query and returns the updated Location entity.
+func (luo *LocationUpdateOne) Save(ctx context.Context) (*Location, error) {
+	var (
+		err  error
+		node *Location
+	)
+	luo.defaults()
+	if len(luo.hooks) == 0 {
+		if err = luo.check(); err != nil {
+			return nil, err
+		}
+		node, err = luo.sqlSave(ctx)
+	} else {
+		var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+			mutation, ok := m.(*LocationMutation)
+			if !ok {
+				return nil, fmt.Errorf("unexpected mutation type %T", m)
+			}
+			if err = luo.check(); err != nil {
+				return nil, err
+			}
+			luo.mutation = mutation
+			node, err = luo.sqlSave(ctx)
+			mutation.done = true
+			return node, err
+		})
+		for i := len(luo.hooks) - 1; i >= 0; i-- {
+			if luo.hooks[i] == nil {
+				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
+			}
+			mut = luo.hooks[i](mut)
+		}
+		v, err := mut.Mutate(ctx, luo.mutation)
+		if err != nil {
+			return nil, err
+		}
+		nv, ok := v.(*Location)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from LocationMutation", v)
+		}
+		node = nv
+	}
+	return node, err
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (luo *LocationUpdateOne) SaveX(ctx context.Context) *Location {
+	node, err := luo.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// Exec executes the query on the entity.
+func (luo *LocationUpdateOne) Exec(ctx context.Context) error {
+	_, err := luo.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (luo *LocationUpdateOne) ExecX(ctx context.Context) {
+	if err := luo.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (luo *LocationUpdateOne) defaults() {
+	if _, ok := luo.mutation.UpdatedAt(); !ok {
+		v := location.UpdateDefaultUpdatedAt()
+		luo.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (luo *LocationUpdateOne) check() error {
+	if v, ok := luo.mutation.Name(); ok {
+		if err := location.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "Location.name": %w`, err)}
+		}
+	}
+	if v, ok := luo.mutation.Description(); ok {
+		if err := location.DescriptionValidator(v); err != nil {
+			return &ValidationError{Name: "description", err: fmt.Errorf(`ent: validator failed for field "Location.description": %w`, err)}
+		}
+	}
+	if _, ok := luo.mutation.GroupID(); luo.mutation.GroupCleared() && !ok {
+		return errors.New(`ent: clearing a required unique edge "Location.group"`)
+	}
+	return nil
+}
+
+func (luo *LocationUpdateOne) sqlSave(ctx context.Context) (_node *Location, err error) {
+	_spec := &sqlgraph.UpdateSpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   location.Table,
+			Columns: location.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: location.FieldID,
+			},
+		},
+	}
+	id, ok := luo.mutation.ID()
+	if !ok {
+		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Location.id" for update`)}
+	}
+	_spec.Node.ID.Value = id
+	if fields := luo.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, location.FieldID)
+		for _, f := range fields {
+			if !location.ValidColumn(f) {
+				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+			}
+			if f != location.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, f)
+			}
+		}
+	}
+	if ps := luo.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := luo.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: location.FieldUpdatedAt,
+		})
+	}
+	if value, ok := luo.mutation.Name(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: location.FieldName,
+		})
+	}
+	if value, ok := luo.mutation.Description(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Value:  value,
+			Column: location.FieldDescription,
+		})
+	}
+	if luo.mutation.DescriptionCleared() {
+		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
+			Type:   field.TypeString,
+			Column: location.FieldDescription,
+		})
+	}
+	if luo.mutation.GroupCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   location.GroupTable,
+			Columns: []string{location.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := luo.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   location.GroupTable,
+			Columns: []string{location.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if luo.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := luo.mutation.RemovedItemsIDs(); len(nodes) > 0 && !luo.mutation.ItemsCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := luo.mutation.ItemsIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   location.ItemsTable,
+			Columns: []string{location.ItemsColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: item.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	_node = &Location{config: luo.config}
+	_spec.Assign = _node.assignValues
+	_spec.ScanValues = _node.scanValues
+	if err = sqlgraph.UpdateNode(ctx, luo.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{location.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	return _node, nil
+}

backend/ent/migrate/migrate.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package migrate
 
@@ -28,9 +28,6 @@ var (
 	// and therefore, it's recommended to enable this option to get more
 	// flexibility in the schema changes.
 	WithDropIndex = schema.WithDropIndex
-	// WithFixture sets the foreign-key renaming option to the migration when upgrading
-	// ent from v0.1.0 (issue-#285). Defaults to false.
-	WithFixture = schema.WithFixture
 	// WithForeignKeys enables creating foreign-key in schema DDL. This defaults to true.
 	WithForeignKeys = schema.WithForeignKeys
 )
@@ -45,11 +42,16 @@ func NewSchema(drv dialect.Driver) *Schema { return &Schema{drv: drv} }
 
 // Create creates all schema resources.
 func (s *Schema) Create(ctx context.Context, opts ...schema.MigrateOption) error {
+	return Create(ctx, s, Tables, opts...)
+}
+
+// Create creates all table resources using the given schema driver.
+func Create(ctx context.Context, s *Schema, tables []*schema.Table, opts ...schema.MigrateOption) error {
 	migrate, err := schema.NewMigrate(s.drv, opts...)
 	if err != nil {
 		return fmt.Errorf("ent/migrate: %w", err)
 	}
-	return migrate.Create(ctx, Tables...)
+	return migrate.Create(ctx, tables...)
 }
 
 // WriteTo writes the schema changes to w instead of running them against the database.
@@ -57,15 +59,6 @@ func (s *Schema) Create(ctx context.Context, opts ...schema.MigrateOption) error
 //	if err := client.Schema.WriteTo(context.Background(), os.Stdout); err != nil {
 //		log.Fatal(err)
 //	}
-//
 func (s *Schema) WriteTo(ctx context.Context, w io.Writer, opts ...schema.MigrateOption) error {
-	drv := &schema.WriteDriver{
+	return Create(ctx, &Schema{drv: &schema.WriteDriver{Writer: w, Driver: s.drv}}, Tables, opts...)
-		Writer: w,
-		Driver: s.drv,
-	}
-	migrate, err := schema.NewMigrate(drv, opts...)
-	if err != nil {
-		return fmt.Errorf("ent/migrate: %w", err)
-	}
-	return migrate.Create(ctx, Tables...)
 }

backend/ent/migrate/schema.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package migrate
 
@@ -10,10 +10,11 @@ import (
 var (
 	// AuthTokensColumns holds the columns for the "auth_tokens" table.
 	AuthTokensColumns = []*schema.Column{
-		{Name: "id", Type: field.TypeInt, Increment: true},
+		{Name: "id", Type: field.TypeUUID},
+		{Name: "created_at", Type: field.TypeTime},
+		{Name: "updated_at", Type: field.TypeTime},
 		{Name: "token", Type: field.TypeBytes, Unique: true},
 		{Name: "expires_at", Type: field.TypeTime},
-		{Name: "created_at", Type: field.TypeTime},
 		{Name: "user_auth_tokens", Type: field.TypeUUID, Nullable: true},
 	}
 	// AuthTokensTable holds the schema information for the "auth_tokens" table.
@@ -24,7 +25,7 @@ var (
 		ForeignKeys: []*schema.ForeignKey{
 			{
 				Symbol:     "auth_tokens_users_auth_tokens",
-				Columns:    []*schema.Column{AuthTokensColumns[4]},
+				Columns:    []*schema.Column{AuthTokensColumns[5]},
 				RefColumns: []*schema.Column{UsersColumns[0]},
 				OnDelete:   schema.SetNull,
 			},
@@ -33,31 +34,213 @@ var (
 			{
 				Name:    "authtokens_token",
 				Unique:  false,
-				Columns: []*schema.Column{AuthTokensColumns[1]},
+				Columns: []*schema.Column{AuthTokensColumns[3]},
+			},
+		},
+	}
+	// GroupsColumns holds the columns for the "groups" table.
+	GroupsColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeUUID},
+		{Name: "created_at", Type: field.TypeTime},
+		{Name: "updated_at", Type: field.TypeTime},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "currency", Type: field.TypeEnum, Enums: []string{"usd"}, Default: "usd"},
+	}
+	// GroupsTable holds the schema information for the "groups" table.
+	GroupsTable = &schema.Table{
+		Name:       "groups",
+		Columns:    GroupsColumns,
+		PrimaryKey: []*schema.Column{GroupsColumns[0]},
+	}
+	// ItemsColumns holds the columns for the "items" table.
+	ItemsColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeUUID},
+		{Name: "created_at", Type: field.TypeTime},
+		{Name: "updated_at", Type: field.TypeTime},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "description", Type: field.TypeString, Nullable: true, Size: 1000},
+		{Name: "notes", Type: field.TypeString, Nullable: true, Size: 1000},
+		{Name: "serial_number", Type: field.TypeString, Nullable: true, Size: 255},
+		{Name: "model_number", Type: field.TypeString, Nullable: true, Size: 255},
+		{Name: "manufacturer", Type: field.TypeString, Nullable: true, Size: 255},
+		{Name: "purchase_time", Type: field.TypeTime, Nullable: true},
+		{Name: "purchase_from", Type: field.TypeString, Nullable: true},
+		{Name: "purchase_price", Type: field.TypeFloat64, Default: 0},
+		{Name: "purchase_receipt_id", Type: field.TypeUUID, Nullable: true},
+		{Name: "sold_time", Type: field.TypeTime, Nullable: true},
+		{Name: "sold_to", Type: field.TypeString, Nullable: true},
+		{Name: "sold_price", Type: field.TypeFloat64, Default: 0},
+		{Name: "sold_receipt_id", Type: field.TypeUUID, Nullable: true},
+		{Name: "sold_notes", Type: field.TypeString, Nullable: true, Size: 1000},
+		{Name: "group_items", Type: field.TypeUUID},
+		{Name: "location_items", Type: field.TypeUUID, Nullable: true},
+	}
+	// ItemsTable holds the schema information for the "items" table.
+	ItemsTable = &schema.Table{
+		Name:       "items",
+		Columns:    ItemsColumns,
+		PrimaryKey: []*schema.Column{ItemsColumns[0]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "items_groups_items",
+				Columns:    []*schema.Column{ItemsColumns[18]},
+				RefColumns: []*schema.Column{GroupsColumns[0]},
+				OnDelete:   schema.NoAction,
+			},
+			{
+				Symbol:     "items_locations_items",
+				Columns:    []*schema.Column{ItemsColumns[19]},
+				RefColumns: []*schema.Column{LocationsColumns[0]},
+				OnDelete:   schema.SetNull,
+			},
+		},
+	}
+	// ItemFieldsColumns holds the columns for the "item_fields" table.
+	ItemFieldsColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeUUID},
+		{Name: "created_at", Type: field.TypeTime},
+		{Name: "updated_at", Type: field.TypeTime},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "description", Type: field.TypeString, Nullable: true, Size: 1000},
+		{Name: "type", Type: field.TypeEnum, Enums: []string{"text", "number", "boolean", "time"}},
+		{Name: "text_value", Type: field.TypeString, Nullable: true, Size: 500},
+		{Name: "number_value", Type: field.TypeInt, Nullable: true},
+		{Name: "boolean_value", Type: field.TypeBool, Default: false},
+		{Name: "time_value", Type: field.TypeTime},
+		{Name: "item_fields", Type: field.TypeUUID, Nullable: true},
+	}
+	// ItemFieldsTable holds the schema information for the "item_fields" table.
+	ItemFieldsTable = &schema.Table{
+		Name:       "item_fields",
+		Columns:    ItemFieldsColumns,
+		PrimaryKey: []*schema.Column{ItemFieldsColumns[0]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "item_fields_items_fields",
+				Columns:    []*schema.Column{ItemFieldsColumns[10]},
+				RefColumns: []*schema.Column{ItemsColumns[0]},
+				OnDelete:   schema.SetNull,
+			},
+		},
+	}
+	// LabelsColumns holds the columns for the "labels" table.
+	LabelsColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeUUID},
+		{Name: "created_at", Type: field.TypeTime},
+		{Name: "updated_at", Type: field.TypeTime},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "description", Type: field.TypeString, Nullable: true, Size: 1000},
+		{Name: "color", Type: field.TypeString, Nullable: true, Size: 255},
+		{Name: "group_labels", Type: field.TypeUUID},
+	}
+	// LabelsTable holds the schema information for the "labels" table.
+	LabelsTable = &schema.Table{
+		Name:       "labels",
+		Columns:    LabelsColumns,
+		PrimaryKey: []*schema.Column{LabelsColumns[0]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "labels_groups_labels",
+				Columns:    []*schema.Column{LabelsColumns[6]},
+				RefColumns: []*schema.Column{GroupsColumns[0]},
+				OnDelete:   schema.NoAction,
+			},
+		},
+	}
+	// LocationsColumns holds the columns for the "locations" table.
+	LocationsColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeUUID},
+		{Name: "created_at", Type: field.TypeTime},
+		{Name: "updated_at", Type: field.TypeTime},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "description", Type: field.TypeString, Nullable: true, Size: 1000},
+		{Name: "group_locations", Type: field.TypeUUID},
+	}
+	// LocationsTable holds the schema information for the "locations" table.
+	LocationsTable = &schema.Table{
+		Name:       "locations",
+		Columns:    LocationsColumns,
+		PrimaryKey: []*schema.Column{LocationsColumns[0]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "locations_groups_locations",
+				Columns:    []*schema.Column{LocationsColumns[5]},
+				RefColumns: []*schema.Column{GroupsColumns[0]},
+				OnDelete:   schema.NoAction,
 			},
 		},
 	}
 	// UsersColumns holds the columns for the "users" table.
 	UsersColumns = []*schema.Column{
 		{Name: "id", Type: field.TypeUUID},
-		{Name: "name", Type: field.TypeString},
+		{Name: "created_at", Type: field.TypeTime},
-		{Name: "email", Type: field.TypeString, Unique: true},
+		{Name: "updated_at", Type: field.TypeTime},
-		{Name: "password", Type: field.TypeString},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "email", Type: field.TypeString, Unique: true, Size: 255},
+		{Name: "password", Type: field.TypeString, Size: 255},
 		{Name: "is_superuser", Type: field.TypeBool, Default: false},
+		{Name: "group_users", Type: field.TypeUUID},
 	}
 	// UsersTable holds the schema information for the "users" table.
 	UsersTable = &schema.Table{
 		Name:       "users",
 		Columns:    UsersColumns,
 		PrimaryKey: []*schema.Column{UsersColumns[0]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "users_groups_users",
+				Columns:    []*schema.Column{UsersColumns[7]},
+				RefColumns: []*schema.Column{GroupsColumns[0]},
+				OnDelete:   schema.NoAction,
+			},
+		},
+	}
+	// LabelItemsColumns holds the columns for the "label_items" table.
+	LabelItemsColumns = []*schema.Column{
+		{Name: "label_id", Type: field.TypeUUID},
+		{Name: "item_id", Type: field.TypeUUID},
+	}
+	// LabelItemsTable holds the schema information for the "label_items" table.
+	LabelItemsTable = &schema.Table{
+		Name:       "label_items",
+		Columns:    LabelItemsColumns,
+		PrimaryKey: []*schema.Column{LabelItemsColumns[0], LabelItemsColumns[1]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "label_items_label_id",
+				Columns:    []*schema.Column{LabelItemsColumns[0]},
+				RefColumns: []*schema.Column{LabelsColumns[0]},
+				OnDelete:   schema.Cascade,
+			},
+			{
+				Symbol:     "label_items_item_id",
+				Columns:    []*schema.Column{LabelItemsColumns[1]},
+				RefColumns: []*schema.Column{ItemsColumns[0]},
+				OnDelete:   schema.Cascade,
+			},
+		},
 	}
 	// Tables holds all the tables in the schema.
 	Tables = []*schema.Table{
 		AuthTokensTable,
+		GroupsTable,
+		ItemsTable,
+		ItemFieldsTable,
+		LabelsTable,
+		LocationsTable,
 		UsersTable,
+		LabelItemsTable,
 	}
 )
 
 func init() {
 	AuthTokensTable.ForeignKeys[0].RefTable = UsersTable
+	ItemsTable.ForeignKeys[0].RefTable = GroupsTable
+	ItemsTable.ForeignKeys[1].RefTable = LocationsTable
+	ItemFieldsTable.ForeignKeys[0].RefTable = ItemsTable
+	LabelsTable.ForeignKeys[0].RefTable = GroupsTable
+	LocationsTable.ForeignKeys[0].RefTable = GroupsTable
+	UsersTable.ForeignKeys[0].RefTable = GroupsTable
+	LabelItemsTable.ForeignKeys[0].RefTable = LabelsTable
+	LabelItemsTable.ForeignKeys[1].RefTable = ItemsTable
 }

backend/ent/predicate/predicate.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package predicate
 
@@ -9,5 +9,20 @@ import (
 // AuthTokens is the predicate function for authtokens builders.
 type AuthTokens func(*sql.Selector)
 
+// Group is the predicate function for group builders.
+type Group func(*sql.Selector)
+
+// Item is the predicate function for item builders.
+type Item func(*sql.Selector)
+
+// ItemField is the predicate function for itemfield builders.
+type ItemField func(*sql.Selector)
+
+// Label is the predicate function for label builders.
+type Label func(*sql.Selector)
+
+// Location is the predicate function for location builders.
+type Location func(*sql.Selector)
+
 // User is the predicate function for user builders.
 type User func(*sql.Selector)

backend/ent/runtime.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -7,6 +7,11 @@ import (
 
 	"github.com/google/uuid"
 	"github.com/hay-kot/content/backend/ent/authtokens"
+	"github.com/hay-kot/content/backend/ent/group"
+	"github.com/hay-kot/content/backend/ent/item"
+	"github.com/hay-kot/content/backend/ent/itemfield"
+	"github.com/hay-kot/content/backend/ent/label"
+	"github.com/hay-kot/content/backend/ent/location"
 	"github.com/hay-kot/content/backend/ent/schema"
 	"github.com/hay-kot/content/backend/ent/user"
 )
@@ -15,36 +20,357 @@ import (
 // (default values, validators, hooks and policies) and stitches it
 // to their package variables.
 func init() {
+	authtokensMixin := schema.AuthTokens{}.Mixin()
+	authtokensMixinFields0 := authtokensMixin[0].Fields()
+	_ = authtokensMixinFields0
 	authtokensFields := schema.AuthTokens{}.Fields()
 	_ = authtokensFields
+	// authtokensDescCreatedAt is the schema descriptor for created_at field.
+	authtokensDescCreatedAt := authtokensMixinFields0[1].Descriptor()
+	// authtokens.DefaultCreatedAt holds the default value on creation for the created_at field.
+	authtokens.DefaultCreatedAt = authtokensDescCreatedAt.Default.(func() time.Time)
+	// authtokensDescUpdatedAt is the schema descriptor for updated_at field.
+	authtokensDescUpdatedAt := authtokensMixinFields0[2].Descriptor()
+	// authtokens.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	authtokens.DefaultUpdatedAt = authtokensDescUpdatedAt.Default.(func() time.Time)
+	// authtokens.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	authtokens.UpdateDefaultUpdatedAt = authtokensDescUpdatedAt.UpdateDefault.(func() time.Time)
 	// authtokensDescExpiresAt is the schema descriptor for expires_at field.
 	authtokensDescExpiresAt := authtokensFields[1].Descriptor()
 	// authtokens.DefaultExpiresAt holds the default value on creation for the expires_at field.
 	authtokens.DefaultExpiresAt = authtokensDescExpiresAt.Default.(func() time.Time)
-	// authtokensDescCreatedAt is the schema descriptor for created_at field.
+	// authtokensDescID is the schema descriptor for id field.
-	authtokensDescCreatedAt := authtokensFields[2].Descriptor()
+	authtokensDescID := authtokensMixinFields0[0].Descriptor()
-	// authtokens.DefaultCreatedAt holds the default value on creation for the created_at field.
+	// authtokens.DefaultID holds the default value on creation for the id field.
-	authtokens.DefaultCreatedAt = authtokensDescCreatedAt.Default.(func() time.Time)
+	authtokens.DefaultID = authtokensDescID.Default.(func() uuid.UUID)
+	groupMixin := schema.Group{}.Mixin()
+	groupMixinFields0 := groupMixin[0].Fields()
+	_ = groupMixinFields0
+	groupFields := schema.Group{}.Fields()
+	_ = groupFields
+	// groupDescCreatedAt is the schema descriptor for created_at field.
+	groupDescCreatedAt := groupMixinFields0[1].Descriptor()
+	// group.DefaultCreatedAt holds the default value on creation for the created_at field.
+	group.DefaultCreatedAt = groupDescCreatedAt.Default.(func() time.Time)
+	// groupDescUpdatedAt is the schema descriptor for updated_at field.
+	groupDescUpdatedAt := groupMixinFields0[2].Descriptor()
+	// group.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	group.DefaultUpdatedAt = groupDescUpdatedAt.Default.(func() time.Time)
+	// group.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	group.UpdateDefaultUpdatedAt = groupDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// groupDescName is the schema descriptor for name field.
+	groupDescName := groupFields[0].Descriptor()
+	// group.NameValidator is a validator for the "name" field. It is called by the builders before save.
+	group.NameValidator = func() func(string) error {
+		validators := groupDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// groupDescID is the schema descriptor for id field.
+	groupDescID := groupMixinFields0[0].Descriptor()
+	// group.DefaultID holds the default value on creation for the id field.
+	group.DefaultID = groupDescID.Default.(func() uuid.UUID)
+	itemMixin := schema.Item{}.Mixin()
+	itemMixinFields0 := itemMixin[0].Fields()
+	_ = itemMixinFields0
+	itemMixinFields1 := itemMixin[1].Fields()
+	_ = itemMixinFields1
+	itemFields := schema.Item{}.Fields()
+	_ = itemFields
+	// itemDescCreatedAt is the schema descriptor for created_at field.
+	itemDescCreatedAt := itemMixinFields0[1].Descriptor()
+	// item.DefaultCreatedAt holds the default value on creation for the created_at field.
+	item.DefaultCreatedAt = itemDescCreatedAt.Default.(func() time.Time)
+	// itemDescUpdatedAt is the schema descriptor for updated_at field.
+	itemDescUpdatedAt := itemMixinFields0[2].Descriptor()
+	// item.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	item.DefaultUpdatedAt = itemDescUpdatedAt.Default.(func() time.Time)
+	// item.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	item.UpdateDefaultUpdatedAt = itemDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// itemDescName is the schema descriptor for name field.
+	itemDescName := itemMixinFields1[0].Descriptor()
+	// item.NameValidator is a validator for the "name" field. It is called by the builders before save.
+	item.NameValidator = func() func(string) error {
+		validators := itemDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// itemDescDescription is the schema descriptor for description field.
+	itemDescDescription := itemMixinFields1[1].Descriptor()
+	// item.DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	item.DescriptionValidator = itemDescDescription.Validators[0].(func(string) error)
+	// itemDescNotes is the schema descriptor for notes field.
+	itemDescNotes := itemFields[0].Descriptor()
+	// item.NotesValidator is a validator for the "notes" field. It is called by the builders before save.
+	item.NotesValidator = itemDescNotes.Validators[0].(func(string) error)
+	// itemDescSerialNumber is the schema descriptor for serial_number field.
+	itemDescSerialNumber := itemFields[1].Descriptor()
+	// item.SerialNumberValidator is a validator for the "serial_number" field. It is called by the builders before save.
+	item.SerialNumberValidator = itemDescSerialNumber.Validators[0].(func(string) error)
+	// itemDescModelNumber is the schema descriptor for model_number field.
+	itemDescModelNumber := itemFields[2].Descriptor()
+	// item.ModelNumberValidator is a validator for the "model_number" field. It is called by the builders before save.
+	item.ModelNumberValidator = itemDescModelNumber.Validators[0].(func(string) error)
+	// itemDescManufacturer is the schema descriptor for manufacturer field.
+	itemDescManufacturer := itemFields[3].Descriptor()
+	// item.ManufacturerValidator is a validator for the "manufacturer" field. It is called by the builders before save.
+	item.ManufacturerValidator = itemDescManufacturer.Validators[0].(func(string) error)
+	// itemDescPurchasePrice is the schema descriptor for purchase_price field.
+	itemDescPurchasePrice := itemFields[6].Descriptor()
+	// item.DefaultPurchasePrice holds the default value on creation for the purchase_price field.
+	item.DefaultPurchasePrice = itemDescPurchasePrice.Default.(float64)
+	// itemDescSoldPrice is the schema descriptor for sold_price field.
+	itemDescSoldPrice := itemFields[10].Descriptor()
+	// item.DefaultSoldPrice holds the default value on creation for the sold_price field.
+	item.DefaultSoldPrice = itemDescSoldPrice.Default.(float64)
+	// itemDescSoldNotes is the schema descriptor for sold_notes field.
+	itemDescSoldNotes := itemFields[12].Descriptor()
+	// item.SoldNotesValidator is a validator for the "sold_notes" field. It is called by the builders before save.
+	item.SoldNotesValidator = itemDescSoldNotes.Validators[0].(func(string) error)
+	// itemDescID is the schema descriptor for id field.
+	itemDescID := itemMixinFields0[0].Descriptor()
+	// item.DefaultID holds the default value on creation for the id field.
+	item.DefaultID = itemDescID.Default.(func() uuid.UUID)
+	itemfieldMixin := schema.ItemField{}.Mixin()
+	itemfieldMixinFields0 := itemfieldMixin[0].Fields()
+	_ = itemfieldMixinFields0
+	itemfieldMixinFields1 := itemfieldMixin[1].Fields()
+	_ = itemfieldMixinFields1
+	itemfieldFields := schema.ItemField{}.Fields()
+	_ = itemfieldFields
+	// itemfieldDescCreatedAt is the schema descriptor for created_at field.
+	itemfieldDescCreatedAt := itemfieldMixinFields0[1].Descriptor()
+	// itemfield.DefaultCreatedAt holds the default value on creation for the created_at field.
+	itemfield.DefaultCreatedAt = itemfieldDescCreatedAt.Default.(func() time.Time)
+	// itemfieldDescUpdatedAt is the schema descriptor for updated_at field.
+	itemfieldDescUpdatedAt := itemfieldMixinFields0[2].Descriptor()
+	// itemfield.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	itemfield.DefaultUpdatedAt = itemfieldDescUpdatedAt.Default.(func() time.Time)
+	// itemfield.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	itemfield.UpdateDefaultUpdatedAt = itemfieldDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// itemfieldDescName is the schema descriptor for name field.
+	itemfieldDescName := itemfieldMixinFields1[0].Descriptor()
+	// itemfield.NameValidator is a validator for the "name" field. It is called by the builders before save.
+	itemfield.NameValidator = func() func(string) error {
+		validators := itemfieldDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// itemfieldDescDescription is the schema descriptor for description field.
+	itemfieldDescDescription := itemfieldMixinFields1[1].Descriptor()
+	// itemfield.DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	itemfield.DescriptionValidator = itemfieldDescDescription.Validators[0].(func(string) error)
+	// itemfieldDescTextValue is the schema descriptor for text_value field.
+	itemfieldDescTextValue := itemfieldFields[1].Descriptor()
+	// itemfield.TextValueValidator is a validator for the "text_value" field. It is called by the builders before save.
+	itemfield.TextValueValidator = itemfieldDescTextValue.Validators[0].(func(string) error)
+	// itemfieldDescBooleanValue is the schema descriptor for boolean_value field.
+	itemfieldDescBooleanValue := itemfieldFields[3].Descriptor()
+	// itemfield.DefaultBooleanValue holds the default value on creation for the boolean_value field.
+	itemfield.DefaultBooleanValue = itemfieldDescBooleanValue.Default.(bool)
+	// itemfieldDescTimeValue is the schema descriptor for time_value field.
+	itemfieldDescTimeValue := itemfieldFields[4].Descriptor()
+	// itemfield.DefaultTimeValue holds the default value on creation for the time_value field.
+	itemfield.DefaultTimeValue = itemfieldDescTimeValue.Default.(func() time.Time)
+	// itemfieldDescID is the schema descriptor for id field.
+	itemfieldDescID := itemfieldMixinFields0[0].Descriptor()
+	// itemfield.DefaultID holds the default value on creation for the id field.
+	itemfield.DefaultID = itemfieldDescID.Default.(func() uuid.UUID)
+	labelMixin := schema.Label{}.Mixin()
+	labelMixinFields0 := labelMixin[0].Fields()
+	_ = labelMixinFields0
+	labelMixinFields1 := labelMixin[1].Fields()
+	_ = labelMixinFields1
+	labelFields := schema.Label{}.Fields()
+	_ = labelFields
+	// labelDescCreatedAt is the schema descriptor for created_at field.
+	labelDescCreatedAt := labelMixinFields0[1].Descriptor()
+	// label.DefaultCreatedAt holds the default value on creation for the created_at field.
+	label.DefaultCreatedAt = labelDescCreatedAt.Default.(func() time.Time)
+	// labelDescUpdatedAt is the schema descriptor for updated_at field.
+	labelDescUpdatedAt := labelMixinFields0[2].Descriptor()
+	// label.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	label.DefaultUpdatedAt = labelDescUpdatedAt.Default.(func() time.Time)
+	// label.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	label.UpdateDefaultUpdatedAt = labelDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// labelDescName is the schema descriptor for name field.
+	labelDescName := labelMixinFields1[0].Descriptor()
+	// label.NameValidator is a validator for the "name" field. It is called by the builders before save.
+	label.NameValidator = func() func(string) error {
+		validators := labelDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// labelDescDescription is the schema descriptor for description field.
+	labelDescDescription := labelMixinFields1[1].Descriptor()
+	// label.DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	label.DescriptionValidator = labelDescDescription.Validators[0].(func(string) error)
+	// labelDescColor is the schema descriptor for color field.
+	labelDescColor := labelFields[0].Descriptor()
+	// label.ColorValidator is a validator for the "color" field. It is called by the builders before save.
+	label.ColorValidator = labelDescColor.Validators[0].(func(string) error)
+	// labelDescID is the schema descriptor for id field.
+	labelDescID := labelMixinFields0[0].Descriptor()
+	// label.DefaultID holds the default value on creation for the id field.
+	label.DefaultID = labelDescID.Default.(func() uuid.UUID)
+	locationMixin := schema.Location{}.Mixin()
+	locationMixinFields0 := locationMixin[0].Fields()
+	_ = locationMixinFields0
+	locationMixinFields1 := locationMixin[1].Fields()
+	_ = locationMixinFields1
+	locationFields := schema.Location{}.Fields()
+	_ = locationFields
+	// locationDescCreatedAt is the schema descriptor for created_at field.
+	locationDescCreatedAt := locationMixinFields0[1].Descriptor()
+	// location.DefaultCreatedAt holds the default value on creation for the created_at field.
+	location.DefaultCreatedAt = locationDescCreatedAt.Default.(func() time.Time)
+	// locationDescUpdatedAt is the schema descriptor for updated_at field.
+	locationDescUpdatedAt := locationMixinFields0[2].Descriptor()
+	// location.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	location.DefaultUpdatedAt = locationDescUpdatedAt.Default.(func() time.Time)
+	// location.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	location.UpdateDefaultUpdatedAt = locationDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// locationDescName is the schema descriptor for name field.
+	locationDescName := locationMixinFields1[0].Descriptor()
+	// location.NameValidator is a validator for the "name" field. It is called by the builders before save.
+	location.NameValidator = func() func(string) error {
+		validators := locationDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// locationDescDescription is the schema descriptor for description field.
+	locationDescDescription := locationMixinFields1[1].Descriptor()
+	// location.DescriptionValidator is a validator for the "description" field. It is called by the builders before save.
+	location.DescriptionValidator = locationDescDescription.Validators[0].(func(string) error)
+	// locationDescID is the schema descriptor for id field.
+	locationDescID := locationMixinFields0[0].Descriptor()
+	// location.DefaultID holds the default value on creation for the id field.
+	location.DefaultID = locationDescID.Default.(func() uuid.UUID)
+	userMixin := schema.User{}.Mixin()
+	userMixinFields0 := userMixin[0].Fields()
+	_ = userMixinFields0
 	userFields := schema.User{}.Fields()
 	_ = userFields
+	// userDescCreatedAt is the schema descriptor for created_at field.
+	userDescCreatedAt := userMixinFields0[1].Descriptor()
+	// user.DefaultCreatedAt holds the default value on creation for the created_at field.
+	user.DefaultCreatedAt = userDescCreatedAt.Default.(func() time.Time)
+	// userDescUpdatedAt is the schema descriptor for updated_at field.
+	userDescUpdatedAt := userMixinFields0[2].Descriptor()
+	// user.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	user.DefaultUpdatedAt = userDescUpdatedAt.Default.(func() time.Time)
+	// user.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	user.UpdateDefaultUpdatedAt = userDescUpdatedAt.UpdateDefault.(func() time.Time)
 	// userDescName is the schema descriptor for name field.
-	userDescName := userFields[1].Descriptor()
+	userDescName := userFields[0].Descriptor()
 	// user.NameValidator is a validator for the "name" field. It is called by the builders before save.
-	user.NameValidator = userDescName.Validators[0].(func(string) error)
+	user.NameValidator = func() func(string) error {
+		validators := userDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
 	// userDescEmail is the schema descriptor for email field.
-	userDescEmail := userFields[2].Descriptor()
+	userDescEmail := userFields[1].Descriptor()
 	// user.EmailValidator is a validator for the "email" field. It is called by the builders before save.
-	user.EmailValidator = userDescEmail.Validators[0].(func(string) error)
+	user.EmailValidator = func() func(string) error {
+		validators := userDescEmail.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(email string) error {
+			for _, fn := range fns {
+				if err := fn(email); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
 	// userDescPassword is the schema descriptor for password field.
-	userDescPassword := userFields[3].Descriptor()
+	userDescPassword := userFields[2].Descriptor()
 	// user.PasswordValidator is a validator for the "password" field. It is called by the builders before save.
-	user.PasswordValidator = userDescPassword.Validators[0].(func(string) error)
+	user.PasswordValidator = func() func(string) error {
+		validators := userDescPassword.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(password string) error {
+			for _, fn := range fns {
+				if err := fn(password); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
 	// userDescIsSuperuser is the schema descriptor for is_superuser field.
-	userDescIsSuperuser := userFields[4].Descriptor()
+	userDescIsSuperuser := userFields[3].Descriptor()
 	// user.DefaultIsSuperuser holds the default value on creation for the is_superuser field.
 	user.DefaultIsSuperuser = userDescIsSuperuser.Default.(bool)
 	// userDescID is the schema descriptor for id field.
-	userDescID := userFields[0].Descriptor()
+	userDescID := userMixinFields0[0].Descriptor()
 	// user.DefaultID holds the default value on creation for the id field.
 	user.DefaultID = userDescID.Default.(func() uuid.UUID)
 }

backend/ent/runtime/runtime.go

@@ -1,10 +1,10 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package runtime
 
 // The schema-stitching logic is generated in github.com/hay-kot/content/backend/ent/runtime.go
 
 const (
-	Version = "v0.10.0"                                         // Version of ent codegen.
+	Version = "v0.11.2"                                         // Version of ent codegen.
-	Sum     = "h1:9cBomE1fh+WX34DPYQL7tDNAIvhKa3tXvwxuLyhYCMo=" // Sum of ent codegen.
+	Sum     = "h1:UM2/BUhF2FfsxPHRxLjQbhqJNaDdVlOwNIAMLs2jyto=" // Sum of ent codegen.
 )

backend/ent/schema/auth_tokens.go

@@ -7,6 +7,7 @@ import (
 	"entgo.io/ent/schema/edge"
 	"entgo.io/ent/schema/field"
 	"entgo.io/ent/schema/index"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
 )
 
 // AuthTokens holds the schema definition for the AuthTokens entity.
@@ -14,6 +15,12 @@ type AuthTokens struct {
 	ent.Schema
 }
 
+func (AuthTokens) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+	}
+}
+
 // Fields of the AuthTokens.
 func (AuthTokens) Fields() []ent.Field {
 	return []ent.Field{
@@ -21,8 +28,6 @@ func (AuthTokens) Fields() []ent.Field {
 			Unique(),
 		field.Time("expires_at").
 			Default(func() time.Time { return time.Now().Add(time.Hour * 24 * 7) }),
-		field.Time("created_at").
-			Default(time.Now),
 	}
 }
 

backend/ent/schema/group.go

@@ -0,0 +1,41 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
+)
+
+// Group holds the schema definition for the Group entity.
+type Group struct {
+	ent.Schema
+}
+
+func (Group) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+	}
+}
+
+// Fields of the Home.
+func (Group) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("name").
+			MaxLen(255).
+			NotEmpty(),
+		field.Enum("currency").
+			Default("usd").
+			Values("usd"), // TODO: add more currencies
+	}
+}
+
+// Edges of the Home.
+func (Group) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.To("users", User.Type),
+		edge.To("locations", Location.Type),
+		edge.To("items", Item.Type),
+		edge.To("labels", Label.Type),
+	}
+}

backend/ent/schema/item.go

@@ -0,0 +1,80 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
+)
+
+// Item holds the schema definition for the Item entity.
+type Item struct {
+	ent.Schema
+}
+
+func (Item) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+		mixins.DetailsMixin{},
+	}
+}
+
+// Fields of the Item.
+func (Item) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("notes").
+			MaxLen(1000).
+			Optional(),
+		// ------------------------------------
+		// item identification
+		field.String("serial_number").
+			MaxLen(255).
+			Optional(),
+		field.String("model_number").
+			MaxLen(255).
+			Optional(),
+		field.String("manufacturer").
+			MaxLen(255).
+			Optional(),
+		// ------------------------------------
+		// item purchase
+		field.Time("purchase_time").
+			Optional(),
+		field.String("purchase_from").
+			Optional(),
+		field.Float("purchase_price").
+			Default(0),
+		field.UUID("purchase_receipt_id", uuid.UUID{}).
+			Optional(),
+		// ------------------------------------
+		// Sold Details
+		field.Time("sold_time").
+			Optional(),
+		field.String("sold_to").
+			Optional(),
+		field.Float("sold_price").
+			Default(0),
+		field.UUID("sold_receipt_id", uuid.UUID{}).
+			Optional(),
+		field.String("sold_notes").
+			MaxLen(1000).
+			Optional(),
+	}
+}
+
+// Edges of the Item.
+func (Item) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("group", Group.Type).
+			Ref("items").
+			Required().
+			Unique(),
+		edge.From("location", Location.Type).
+			Ref("items").
+			Unique(),
+		edge.To("fields", ItemField.Type),
+		edge.From("label", Label.Type).
+			Ref("items"),
+	}
+}

backend/ent/schema/item_field.go

@@ -0,0 +1,48 @@
+package schema
+
+import (
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
+)
+
+// ItemField holds the schema definition for the ItemField entity.
+type ItemField struct {
+	ent.Schema
+}
+
+func (ItemField) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+		mixins.DetailsMixin{},
+	}
+}
+
+// Fields of the ItemField.
+func (ItemField) Fields() []ent.Field {
+	return []ent.Field{
+		field.Enum("type").
+			Values("text", "number", "boolean", "time"),
+		field.String("text_value").
+			MaxLen(500).
+			Optional(),
+		field.Int("number_value").
+			Optional(),
+		field.Bool("boolean_value").
+			Default(false),
+		field.Time("time_value").
+			Default(time.Now),
+	}
+}
+
+// Edges of the ItemField.
+func (ItemField) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("item", Item.Type).
+			Ref("fields").
+			Unique(),
+	}
+}

backend/ent/schema/label.go

@@ -0,0 +1,40 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
+)
+
+// Label holds the schema definition for the Label entity.
+type Label struct {
+	ent.Schema
+}
+
+func (Label) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+		mixins.DetailsMixin{},
+	}
+}
+
+// Fields of the Label.
+func (Label) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("color").
+			MaxLen(255).
+			Optional(),
+	}
+}
+
+// Edges of the Label.
+func (Label) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("group", Group.Type).
+			Ref("labels").
+			Required().
+			Unique(),
+		edge.To("items", Item.Type),
+	}
+}

backend/ent/schema/location.go

@@ -0,0 +1,35 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
+)
+
+// Location holds the schema definition for the Location entity.
+type Location struct {
+	ent.Schema
+}
+
+func (Location) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+		mixins.DetailsMixin{},
+	}
+}
+
+// Fields of the Location.
+func (Location) Fields() []ent.Field {
+	return nil
+}
+
+// Edges of the Location.
+func (Location) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("group", Group.Type).
+			Ref("locations").
+			Unique().
+			Required(),
+		edge.To("items", Item.Type),
+	}
+}

backend/ent/schema/mixins/base.go

@@ -0,0 +1,42 @@
+package mixins
+
+import (
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/mixin"
+	"github.com/google/uuid"
+)
+
+type BaseMixin struct {
+	mixin.Schema
+}
+
+func (BaseMixin) Fields() []ent.Field {
+	return []ent.Field{
+		field.UUID("id", uuid.UUID{}).
+			Default(uuid.New),
+		field.Time("created_at").
+			Immutable().
+			Default(time.Now),
+		field.Time("updated_at").
+			Default(time.Now).
+			UpdateDefault(time.Now),
+	}
+}
+
+type DetailsMixin struct {
+	mixin.Schema
+}
+
+func (DetailsMixin) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("name").
+			MaxLen(255).
+			NotEmpty(),
+		field.String("description").
+			MaxLen(1000).
+			Optional(),
+	}
+}

backend/ent/schema/user.go

@@ -4,7 +4,7 @@ import (
 	"entgo.io/ent"
 	"entgo.io/ent/schema/edge"
 	"entgo.io/ent/schema/field"
-	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
 )
 
 // User holds the schema definition for the User entity.
@@ -12,17 +12,24 @@ type User struct {
 	ent.Schema
 }
 
+func (User) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+	}
+}
+
 // Fields of the User.
 func (User) Fields() []ent.Field {
 	return []ent.Field{
-		field.UUID("id", uuid.UUID{}).
-			Default(uuid.New),
 		field.String("name").
+			MaxLen(255).
 			NotEmpty(),
 		field.String("email").
+			MaxLen(255).
 			NotEmpty().
 			Unique(),
 		field.String("password").
+			MaxLen(255).
 			NotEmpty().
 			Sensitive(),
 		field.Bool("is_superuser").
@@ -33,6 +40,10 @@ func (User) Fields() []ent.Field {
 // Edges of the User.
 func (User) Edges() []ent.Edge {
 	return []ent.Edge{
+		edge.From("group", Group.Type).
+			Ref("users").
+			Required().
+			Unique(),
 		edge.To("auth_tokens", AuthTokens.Type),
 	}
 }

backend/ent/tx.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -14,6 +14,16 @@ type Tx struct {
 	config
 	// AuthTokens is the client for interacting with the AuthTokens builders.
 	AuthTokens *AuthTokensClient
+	// Group is the client for interacting with the Group builders.
+	Group *GroupClient
+	// Item is the client for interacting with the Item builders.
+	Item *ItemClient
+	// ItemField is the client for interacting with the ItemField builders.
+	ItemField *ItemFieldClient
+	// Label is the client for interacting with the Label builders.
+	Label *LabelClient
+	// Location is the client for interacting with the Location builders.
+	Location *LocationClient
 	// User is the client for interacting with the User builders.
 	User *UserClient
 
@@ -152,6 +162,11 @@ func (tx *Tx) Client() *Client {
 
 func (tx *Tx) init() {
 	tx.AuthTokens = NewAuthTokensClient(tx.config)
+	tx.Group = NewGroupClient(tx.config)
+	tx.Item = NewItemClient(tx.config)
+	tx.ItemField = NewItemFieldClient(tx.config)
+	tx.Label = NewLabelClient(tx.config)
+	tx.Location = NewLocationClient(tx.config)
 	tx.User = NewUserClient(tx.config)
 }
 

backend/ent/user.go

@@ -1,13 +1,15 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
 import (
 	"fmt"
 	"strings"
+	"time"
 
 	"entgo.io/ent/dialect/sql"
 	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent/group"
 	"github.com/hay-kot/content/backend/ent/user"
 )
 
@@ -16,6 +18,10 @@ type User struct {
 	config `json:"-"`
 	// ID of the ent.
 	ID uuid.UUID `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
 	// Name holds the value of the "name" field.
 	Name string `json:"name,omitempty"`
 	// Email holds the value of the "email" field.
@@ -27,21 +33,37 @@ type User struct {
 	// Edges holds the relations/edges for other nodes in the graph.
 	// The values are being populated by the UserQuery when eager-loading is set.
 	Edges       UserEdges `json:"edges"`
+	group_users *uuid.UUID
 }
 
 // UserEdges holds the relations/edges for other nodes in the graph.
 type UserEdges struct {
+	// Group holds the value of the group edge.
+	Group *Group `json:"group,omitempty"`
 	// AuthTokens holds the value of the auth_tokens edge.
 	AuthTokens []*AuthTokens `json:"auth_tokens,omitempty"`
 	// loadedTypes holds the information for reporting if a
 	// type was loaded (or requested) in eager-loading or not.
-	loadedTypes [1]bool
+	loadedTypes [2]bool
+}
+
+// GroupOrErr returns the Group value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e UserEdges) GroupOrErr() (*Group, error) {
+	if e.loadedTypes[0] {
+		if e.Group == nil {
+			// Edge was loaded but was not found.
+			return nil, &NotFoundError{label: group.Label}
+		}
+		return e.Group, nil
+	}
+	return nil, &NotLoadedError{edge: "group"}
 }
 
 // AuthTokensOrErr returns the AuthTokens value or an error if the edge
 // was not loaded in eager-loading.
 func (e UserEdges) AuthTokensOrErr() ([]*AuthTokens, error) {
-	if e.loadedTypes[0] {
+	if e.loadedTypes[1] {
 		return e.AuthTokens, nil
 	}
 	return nil, &NotLoadedError{edge: "auth_tokens"}
@@ -56,8 +78,12 @@ func (*User) scanValues(columns []string) ([]interface{}, error) {
 			values[i] = new(sql.NullBool)
 		case user.FieldName, user.FieldEmail, user.FieldPassword:
 			values[i] = new(sql.NullString)
+		case user.FieldCreatedAt, user.FieldUpdatedAt:
+			values[i] = new(sql.NullTime)
 		case user.FieldID:
 			values[i] = new(uuid.UUID)
+		case user.ForeignKeys[0]: // group_users
+			values[i] = &sql.NullScanner{S: new(uuid.UUID)}
 		default:
 			return nil, fmt.Errorf("unexpected column %q for type User", columns[i])
 		}
@@ -79,6 +105,18 @@ func (u *User) assignValues(columns []string, values []interface{}) error {
 			} else if value != nil {
 				u.ID = *value
 			}
+		case user.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				u.CreatedAt = value.Time
+			}
+		case user.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				u.UpdatedAt = value.Time
+			}
 		case user.FieldName:
 			if value, ok := values[i].(*sql.NullString); !ok {
 				return fmt.Errorf("unexpected type %T for field name", values[i])
@@ -103,11 +141,23 @@ func (u *User) assignValues(columns []string, values []interface{}) error {
 			} else if value.Valid {
 				u.IsSuperuser = value.Bool
 			}
+		case user.ForeignKeys[0]:
+			if value, ok := values[i].(*sql.NullScanner); !ok {
+				return fmt.Errorf("unexpected type %T for field group_users", values[i])
+			} else if value.Valid {
+				u.group_users = new(uuid.UUID)
+				*u.group_users = *value.S.(*uuid.UUID)
+			}
 		}
 	}
 	return nil
 }
 
+// QueryGroup queries the "group" edge of the User entity.
+func (u *User) QueryGroup() *GroupQuery {
+	return (&UserClient{config: u.config}).QueryGroup(u)
+}
+
 // QueryAuthTokens queries the "auth_tokens" edge of the User entity.
 func (u *User) QueryAuthTokens() *AuthTokensQuery {
 	return (&UserClient{config: u.config}).QueryAuthTokens(u)
@@ -123,11 +173,11 @@ func (u *User) Update() *UserUpdateOne {
 // Unwrap unwraps the User entity that was returned from a transaction after it was closed,
 // so that all future queries will be executed through the driver which created the transaction.
 func (u *User) Unwrap() *User {
-	tx, ok := u.config.driver.(*txDriver)
+	_tx, ok := u.config.driver.(*txDriver)
 	if !ok {
 		panic("ent: User is not a transactional entity")
 	}
-	u.config.driver = tx.drv
+	u.config.driver = _tx.drv
 	return u
 }
 
@@ -135,13 +185,22 @@ func (u *User) Unwrap() *User {
 func (u *User) String() string {
 	var builder strings.Builder
 	builder.WriteString("User(")
-	builder.WriteString(fmt.Sprintf("id=%v", u.ID))
+	builder.WriteString(fmt.Sprintf("id=%v, ", u.ID))
-	builder.WriteString(", name=")
+	builder.WriteString("created_at=")
+	builder.WriteString(u.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(u.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("name=")
 	builder.WriteString(u.Name)
-	builder.WriteString(", email=")
+	builder.WriteString(", ")
+	builder.WriteString("email=")
 	builder.WriteString(u.Email)
-	builder.WriteString(", password=<sensitive>")
+	builder.WriteString(", ")
-	builder.WriteString(", is_superuser=")
+	builder.WriteString("password=<sensitive>")
+	builder.WriteString(", ")
+	builder.WriteString("is_superuser=")
 	builder.WriteString(fmt.Sprintf("%v", u.IsSuperuser))
 	builder.WriteByte(')')
 	return builder.String()

backend/ent/user/user.go

@@ -1,8 +1,10 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package user
 
 import (
+	"time"
+
 	"github.com/google/uuid"
 )
 
@@ -11,6 +13,10 @@ const (
 	Label = "user"
 	// FieldID holds the string denoting the id field in the database.
 	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
 	// FieldName holds the string denoting the name field in the database.
 	FieldName = "name"
 	// FieldEmail holds the string denoting the email field in the database.
@@ -19,10 +25,19 @@ const (
 	FieldPassword = "password"
 	// FieldIsSuperuser holds the string denoting the is_superuser field in the database.
 	FieldIsSuperuser = "is_superuser"
+	// EdgeGroup holds the string denoting the group edge name in mutations.
+	EdgeGroup = "group"
 	// EdgeAuthTokens holds the string denoting the auth_tokens edge name in mutations.
 	EdgeAuthTokens = "auth_tokens"
 	// Table holds the table name of the user in the database.
 	Table = "users"
+	// GroupTable is the table that holds the group relation/edge.
+	GroupTable = "users"
+	// GroupInverseTable is the table name for the Group entity.
+	// It exists in this package in order to avoid circular dependency with the "group" package.
+	GroupInverseTable = "groups"
+	// GroupColumn is the table column denoting the group relation/edge.
+	GroupColumn = "group_users"
 	// AuthTokensTable is the table that holds the auth_tokens relation/edge.
 	AuthTokensTable = "auth_tokens"
 	// AuthTokensInverseTable is the table name for the AuthTokens entity.
@@ -35,12 +50,20 @@ const (
 // Columns holds all SQL columns for user fields.
 var Columns = []string{
 	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
 	FieldName,
 	FieldEmail,
 	FieldPassword,
 	FieldIsSuperuser,
 }
 
+// ForeignKeys holds the SQL foreign-keys that are owned by the "users"
+// table and are not defined as standalone fields in the schema.
+var ForeignKeys = []string{
+	"group_users",
+}
+
 // ValidColumn reports if the column name is valid (part of the table columns).
 func ValidColumn(column string) bool {
 	for i := range Columns {
@@ -48,10 +71,21 @@ func ValidColumn(column string) bool {
 			return true
 		}
 	}
+	for i := range ForeignKeys {
+		if column == ForeignKeys[i] {
+			return true
+		}
+	}
 	return false
 }
 
 var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
 	// NameValidator is a validator for the "name" field. It is called by the builders before save.
 	NameValidator func(string) error
 	// EmailValidator is a validator for the "email" field. It is called by the builders before save.

backend/ent/user/where.go

@@ -1,8 +1,10 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package user
 
 import (
+	"time"
+
 	"entgo.io/ent/dialect/sql"
 	"entgo.io/ent/dialect/sql/sqlgraph"
 	"github.com/google/uuid"
@@ -33,12 +35,6 @@ func IDNEQ(id uuid.UUID) predicate.User {
 // IDIn applies the In predicate on the ID field.
 func IDIn(ids ...uuid.UUID) predicate.User {
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(ids) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		v := make([]interface{}, len(ids))
 		for i := range v {
 			v[i] = ids[i]
@@ -50,12 +46,6 @@ func IDIn(ids ...uuid.UUID) predicate.User {
 // IDNotIn applies the NotIn predicate on the ID field.
 func IDNotIn(ids ...uuid.UUID) predicate.User {
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(ids) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		v := make([]interface{}, len(ids))
 		for i := range v {
 			v[i] = ids[i]
@@ -92,6 +82,20 @@ func IDLTE(id uuid.UUID) predicate.User {
 	})
 }
 
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
 // Name applies equality check predicate on the "name" field. It's identical to NameEQ.
 func Name(v string) predicate.User {
 	return predicate.User(func(s *sql.Selector) {
@@ -120,6 +124,134 @@ func IsSuperuser(v bool) predicate.User {
 	})
 }
 
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.User {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.User {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldCreatedAt), v...))
+	})
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldCreatedAt), v))
+	})
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldCreatedAt), v))
+	})
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.EQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.NEQ(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.User {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.In(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.User {
+	v := make([]interface{}, len(vs))
+	for i := range v {
+		v[i] = vs[i]
+	}
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.NotIn(s.C(FieldUpdatedAt), v...))
+	})
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.GT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.GTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.LT(s.C(FieldUpdatedAt), v))
+	})
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		s.Where(sql.LTE(s.C(FieldUpdatedAt), v))
+	})
+}
+
 // NameEQ applies the EQ predicate on the "name" field.
 func NameEQ(v string) predicate.User {
 	return predicate.User(func(s *sql.Selector) {
@@ -141,12 +273,6 @@ func NameIn(vs ...string) predicate.User {
 		v[i] = vs[i]
 	}
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.In(s.C(FieldName), v...))
 	})
 }
@@ -158,12 +284,6 @@ func NameNotIn(vs ...string) predicate.User {
 		v[i] = vs[i]
 	}
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.NotIn(s.C(FieldName), v...))
 	})
 }
@@ -252,12 +372,6 @@ func EmailIn(vs ...string) predicate.User {
 		v[i] = vs[i]
 	}
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.In(s.C(FieldEmail), v...))
 	})
 }
@@ -269,12 +383,6 @@ func EmailNotIn(vs ...string) predicate.User {
 		v[i] = vs[i]
 	}
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.NotIn(s.C(FieldEmail), v...))
 	})
 }
@@ -363,12 +471,6 @@ func PasswordIn(vs ...string) predicate.User {
 		v[i] = vs[i]
 	}
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.In(s.C(FieldPassword), v...))
 	})
 }
@@ -380,12 +482,6 @@ func PasswordNotIn(vs ...string) predicate.User {
 		v[i] = vs[i]
 	}
 	return predicate.User(func(s *sql.Selector) {
-		// if not arguments were provided, append the FALSE constants,
-		// since we can't apply "IN ()". This will make this predicate falsy.
-		if len(v) == 0 {
-			s.Where(sql.False())
-			return
-		}
 		s.Where(sql.NotIn(s.C(FieldPassword), v...))
 	})
 }
@@ -467,6 +563,34 @@ func IsSuperuserNEQ(v bool) predicate.User {
 	})
 }
 
+// HasGroup applies the HasEdge predicate on the "group" edge.
+func HasGroup() predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(GroupTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, GroupTable, GroupColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasGroupWith applies the HasEdge predicate on the "group" edge with a given conditions (other predicates).
+func HasGroupWith(preds ...predicate.Group) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.To(GroupInverseTable, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, GroupTable, GroupColumn),
+		)
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
 // HasAuthTokens applies the HasEdge predicate on the "auth_tokens" edge.
 func HasAuthTokens() predicate.User {
 	return predicate.User(func(s *sql.Selector) {

backend/ent/user_create.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -6,11 +6,13 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"time"
 
 	"entgo.io/ent/dialect/sql/sqlgraph"
 	"entgo.io/ent/schema/field"
 	"github.com/google/uuid"
 	"github.com/hay-kot/content/backend/ent/authtokens"
+	"github.com/hay-kot/content/backend/ent/group"
 	"github.com/hay-kot/content/backend/ent/user"
 )
 
@@ -21,6 +23,34 @@ type UserCreate struct {
 	hooks    []Hook
 }
 
+// SetCreatedAt sets the "created_at" field.
+func (uc *UserCreate) SetCreatedAt(t time.Time) *UserCreate {
+	uc.mutation.SetCreatedAt(t)
+	return uc
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (uc *UserCreate) SetNillableCreatedAt(t *time.Time) *UserCreate {
+	if t != nil {
+		uc.SetCreatedAt(*t)
+	}
+	return uc
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (uc *UserCreate) SetUpdatedAt(t time.Time) *UserCreate {
+	uc.mutation.SetUpdatedAt(t)
+	return uc
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (uc *UserCreate) SetNillableUpdatedAt(t *time.Time) *UserCreate {
+	if t != nil {
+		uc.SetUpdatedAt(*t)
+	}
+	return uc
+}
+
 // SetName sets the "name" field.
 func (uc *UserCreate) SetName(s string) *UserCreate {
 	uc.mutation.SetName(s)
@@ -67,15 +97,26 @@ func (uc *UserCreate) SetNillableID(u *uuid.UUID) *UserCreate {
 	return uc
 }
 
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (uc *UserCreate) SetGroupID(id uuid.UUID) *UserCreate {
+	uc.mutation.SetGroupID(id)
+	return uc
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (uc *UserCreate) SetGroup(g *Group) *UserCreate {
+	return uc.SetGroupID(g.ID)
+}
+
 // AddAuthTokenIDs adds the "auth_tokens" edge to the AuthTokens entity by IDs.
-func (uc *UserCreate) AddAuthTokenIDs(ids ...int) *UserCreate {
+func (uc *UserCreate) AddAuthTokenIDs(ids ...uuid.UUID) *UserCreate {
 	uc.mutation.AddAuthTokenIDs(ids...)
 	return uc
 }
 
 // AddAuthTokens adds the "auth_tokens" edges to the AuthTokens entity.
 func (uc *UserCreate) AddAuthTokens(a ...*AuthTokens) *UserCreate {
-	ids := make([]int, len(a))
+	ids := make([]uuid.UUID, len(a))
 	for i := range a {
 		ids[i] = a[i].ID
 	}
@@ -122,9 +163,15 @@ func (uc *UserCreate) Save(ctx context.Context) (*User, error) {
 			}
 			mut = uc.hooks[i](mut)
 		}
-		if _, err := mut.Mutate(ctx, uc.mutation); err != nil {
+		v, err := mut.Mutate(ctx, uc.mutation)
+		if err != nil {
 			return nil, err
 		}
+		nv, ok := v.(*User)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from UserMutation", v)
+		}
+		node = nv
 	}
 	return node, err
 }
@@ -153,6 +200,14 @@ func (uc *UserCreate) ExecX(ctx context.Context) {
 
 // defaults sets the default values of the builder before save.
 func (uc *UserCreate) defaults() {
+	if _, ok := uc.mutation.CreatedAt(); !ok {
+		v := user.DefaultCreatedAt()
+		uc.mutation.SetCreatedAt(v)
+	}
+	if _, ok := uc.mutation.UpdatedAt(); !ok {
+		v := user.DefaultUpdatedAt()
+		uc.mutation.SetUpdatedAt(v)
+	}
 	if _, ok := uc.mutation.IsSuperuser(); !ok {
 		v := user.DefaultIsSuperuser
 		uc.mutation.SetIsSuperuser(v)
@@ -165,6 +220,12 @@ func (uc *UserCreate) defaults() {
 
 // check runs all checks and user-defined validators on the builder.
 func (uc *UserCreate) check() error {
+	if _, ok := uc.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "User.created_at"`)}
+	}
+	if _, ok := uc.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "User.updated_at"`)}
+	}
 	if _, ok := uc.mutation.Name(); !ok {
 		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "User.name"`)}
 	}
@@ -192,6 +253,9 @@ func (uc *UserCreate) check() error {
 	if _, ok := uc.mutation.IsSuperuser(); !ok {
 		return &ValidationError{Name: "is_superuser", err: errors.New(`ent: missing required field "User.is_superuser"`)}
 	}
+	if _, ok := uc.mutation.GroupID(); !ok {
+		return &ValidationError{Name: "group", err: errors.New(`ent: missing required edge "User.group"`)}
+	}
 	return nil
 }
 
@@ -199,7 +263,7 @@ func (uc *UserCreate) sqlSave(ctx context.Context) (*User, error) {
 	_node, _spec := uc.createSpec()
 	if err := sqlgraph.CreateNode(ctx, uc.driver, _spec); err != nil {
 		if sqlgraph.IsConstraintError(err) {
-			err = &ConstraintError{err.Error(), err}
+			err = &ConstraintError{msg: err.Error(), wrap: err}
 		}
 		return nil, err
 	}
@@ -228,6 +292,22 @@ func (uc *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) {
 		_node.ID = id
 		_spec.ID.Value = &id
 	}
+	if value, ok := uc.mutation.CreatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: user.FieldCreatedAt,
+		})
+		_node.CreatedAt = value
+	}
+	if value, ok := uc.mutation.UpdatedAt(); ok {
+		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: user.FieldUpdatedAt,
+		})
+		_node.UpdatedAt = value
+	}
 	if value, ok := uc.mutation.Name(); ok {
 		_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
 			Type:   field.TypeString,
@@ -260,6 +340,26 @@ func (uc *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) {
 		})
 		_node.IsSuperuser = value
 	}
+	if nodes := uc.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   user.GroupTable,
+			Columns: []string{user.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.group_users = &nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
 	if nodes := uc.mutation.AuthTokensIDs(); len(nodes) > 0 {
 		edge := &sqlgraph.EdgeSpec{
 			Rel:     sqlgraph.O2M,
@@ -269,7 +369,7 @@ func (uc *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) {
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -315,7 +415,7 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 					// Invoke the actual operation on the latest mutation in the chain.
 					if err = sqlgraph.BatchCreate(ctx, ucb.driver, spec); err != nil {
 						if sqlgraph.IsConstraintError(err) {
-							err = &ConstraintError{err.Error(), err}
+							err = &ConstraintError{msg: err.Error(), wrap: err}
 						}
 					}
 				}

backend/ent/user_delete.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -84,7 +84,11 @@ func (ud *UserDelete) sqlExec(ctx context.Context) (int, error) {
 			}
 		}
 	}
-	return sqlgraph.DeleteNodes(ctx, ud.driver, _spec)
+	affected, err := sqlgraph.DeleteNodes(ctx, ud.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	return affected, err
 }
 
 // UserDeleteOne is the builder for deleting a single User entity.

backend/ent/user_query.go

@@ -1,11 +1,10 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
 import (
 	"context"
 	"database/sql/driver"
-	"errors"
 	"fmt"
 	"math"
 
@@ -14,6 +13,7 @@ import (
 	"entgo.io/ent/schema/field"
 	"github.com/google/uuid"
 	"github.com/hay-kot/content/backend/ent/authtokens"
+	"github.com/hay-kot/content/backend/ent/group"
 	"github.com/hay-kot/content/backend/ent/predicate"
 	"github.com/hay-kot/content/backend/ent/user"
 )
@@ -27,8 +27,9 @@ type UserQuery struct {
 	order          []OrderFunc
 	fields         []string
 	predicates     []predicate.User
-	// eager-loading edges.
+	withGroup      *GroupQuery
 	withAuthTokens *AuthTokensQuery
+	withFKs        bool
 	// intermediate query (i.e. traversal path).
 	sql  *sql.Selector
 	path func(context.Context) (*sql.Selector, error)
@@ -65,6 +66,28 @@ func (uq *UserQuery) Order(o ...OrderFunc) *UserQuery {
 	return uq
 }
 
+// QueryGroup chains the current query on the "group" edge.
+func (uq *UserQuery) QueryGroup() *GroupQuery {
+	query := &GroupQuery{config: uq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := uq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := uq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(user.Table, user.FieldID, selector),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, user.GroupTable, user.GroupColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(uq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
 // QueryAuthTokens chains the current query on the "auth_tokens" edge.
 func (uq *UserQuery) QueryAuthTokens() *AuthTokensQuery {
 	query := &AuthTokensQuery{config: uq.config}
@@ -133,7 +156,7 @@ func (uq *UserQuery) FirstIDX(ctx context.Context) uuid.UUID {
 }
 
 // Only returns a single User entity found by the query, ensuring it only returns one.
-// Returns a *NotSingularError when exactly one User entity is not found.
+// Returns a *NotSingularError when more than one User entity is found.
 // Returns a *NotFoundError when no User entities are found.
 func (uq *UserQuery) Only(ctx context.Context) (*User, error) {
 	nodes, err := uq.Limit(2).All(ctx)
@@ -160,7 +183,7 @@ func (uq *UserQuery) OnlyX(ctx context.Context) *User {
 }
 
 // OnlyID is like Only, but returns the only User ID in the query.
-// Returns a *NotSingularError when exactly one User ID is not found.
+// Returns a *NotSingularError when more than one User ID is found.
 // Returns a *NotFoundError when no entities are found.
 func (uq *UserQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
 	var ids []uuid.UUID
@@ -268,13 +291,26 @@ func (uq *UserQuery) Clone() *UserQuery {
 		offset:         uq.offset,
 		order:          append([]OrderFunc{}, uq.order...),
 		predicates:     append([]predicate.User{}, uq.predicates...),
+		withGroup:      uq.withGroup.Clone(),
 		withAuthTokens: uq.withAuthTokens.Clone(),
 		// clone intermediate query.
 		sql:    uq.sql.Clone(),
 		path:   uq.path,
+		unique: uq.unique,
 	}
 }
 
+// WithGroup tells the query-builder to eager-load the nodes that are connected to
+// the "group" edge. The optional arguments are used to configure the query builder of the edge.
+func (uq *UserQuery) WithGroup(opts ...func(*GroupQuery)) *UserQuery {
+	query := &GroupQuery{config: uq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	uq.withGroup = query
+	return uq
+}
+
 // WithAuthTokens tells the query-builder to eager-load the nodes that are connected to
 // the "auth_tokens" edge. The optional arguments are used to configure the query builder of the edge.
 func (uq *UserQuery) WithAuthTokens(opts ...func(*AuthTokensQuery)) *UserQuery {
@@ -292,25 +328,26 @@ func (uq *UserQuery) WithAuthTokens(opts ...func(*AuthTokensQuery)) *UserQuery {
 // Example:
 //
 //	var v []struct {
-//		Name string `json:"name,omitempty"`
+//		CreatedAt time.Time `json:"created_at,omitempty"`
 //		Count int `json:"count,omitempty"`
 //	}
 //
 //	client.User.Query().
-//		GroupBy(user.FieldName).
+//		GroupBy(user.FieldCreatedAt).
 //		Aggregate(ent.Count()).
 //		Scan(ctx, &v)
-//
 func (uq *UserQuery) GroupBy(field string, fields ...string) *UserGroupBy {
-	group := &UserGroupBy{config: uq.config}
+	grbuild := &UserGroupBy{config: uq.config}
-	group.fields = append([]string{field}, fields...)
+	grbuild.fields = append([]string{field}, fields...)
-	group.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
 		if err := uq.prepareQuery(ctx); err != nil {
 			return nil, err
 		}
 		return uq.sqlQuery(ctx), nil
 	}
-	return group
+	grbuild.label = user.Label
+	grbuild.flds, grbuild.scan = &grbuild.fields, grbuild.Scan
+	return grbuild
 }
 
 // Select allows the selection one or more fields/columns for the given query,
@@ -319,16 +356,18 @@ func (uq *UserQuery) GroupBy(field string, fields ...string) *UserGroupBy {
 // Example:
 //
 //	var v []struct {
-//		Name string `json:"name,omitempty"`
+//		CreatedAt time.Time `json:"created_at,omitempty"`
 //	}
 //
 //	client.User.Query().
-//		Select(user.FieldName).
+//		Select(user.FieldCreatedAt).
 //		Scan(ctx, &v)
-//
 func (uq *UserQuery) Select(fields ...string) *UserSelect {
 	uq.fields = append(uq.fields, fields...)
-	return &UserSelect{UserQuery: uq}
+	selbuild := &UserSelect{UserQuery: uq}
+	selbuild.label = user.Label
+	selbuild.flds, selbuild.scan = &uq.fields, selbuild.Scan
+	return selbuild
 }
 
 func (uq *UserQuery) prepareQuery(ctx context.Context) error {
@@ -347,41 +386,94 @@ func (uq *UserQuery) prepareQuery(ctx context.Context) error {
 	return nil
 }
 
-func (uq *UserQuery) sqlAll(ctx context.Context) ([]*User, error) {
+func (uq *UserQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*User, error) {
 	var (
 		nodes       = []*User{}
+		withFKs     = uq.withFKs
 		_spec       = uq.querySpec()
-		loadedTypes = [1]bool{
+		loadedTypes = [2]bool{
+			uq.withGroup != nil,
 			uq.withAuthTokens != nil,
 		}
 	)
+	if uq.withGroup != nil {
+		withFKs = true
+	}
+	if withFKs {
+		_spec.Node.Columns = append(_spec.Node.Columns, user.ForeignKeys...)
+	}
 	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
-		node := &User{config: uq.config}
+		return (*User).scanValues(nil, columns)
-		nodes = append(nodes, node)
-		return node.scanValues(columns)
 	}
 	_spec.Assign = func(columns []string, values []interface{}) error {
-		if len(nodes) == 0 {
+		node := &User{config: uq.config}
-			return fmt.Errorf("ent: Assign called without calling ScanValues")
+		nodes = append(nodes, node)
-		}
-		node := nodes[len(nodes)-1]
 		node.Edges.loadedTypes = loadedTypes
 		return node.assignValues(columns, values)
 	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
 	if err := sqlgraph.QueryNodes(ctx, uq.driver, _spec); err != nil {
 		return nil, err
 	}
 	if len(nodes) == 0 {
 		return nodes, nil
 	}
-
+	if query := uq.withGroup; query != nil {
+		if err := uq.loadGroup(ctx, query, nodes, nil,
+			func(n *User, e *Group) { n.Edges.Group = e }); err != nil {
+			return nil, err
+		}
+	}
 	if query := uq.withAuthTokens; query != nil {
+		if err := uq.loadAuthTokens(ctx, query, nodes,
+			func(n *User) { n.Edges.AuthTokens = []*AuthTokens{} },
+			func(n *User, e *AuthTokens) { n.Edges.AuthTokens = append(n.Edges.AuthTokens, e) }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (uq *UserQuery) loadGroup(ctx context.Context, query *GroupQuery, nodes []*User, init func(*User), assign func(*User, *Group)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*User)
+	for i := range nodes {
+		if nodes[i].group_users == nil {
+			continue
+		}
+		fk := *nodes[i].group_users
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	query.Where(group.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "group_users" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+func (uq *UserQuery) loadAuthTokens(ctx context.Context, query *AuthTokensQuery, nodes []*User, init func(*User), assign func(*User, *AuthTokens)) error {
 	fks := make([]driver.Value, 0, len(nodes))
 	nodeids := make(map[uuid.UUID]*User)
 	for i := range nodes {
 		fks = append(fks, nodes[i].ID)
 		nodeids[nodes[i].ID] = nodes[i]
-			nodes[i].Edges.AuthTokens = []*AuthTokens{}
+		if init != nil {
+			init(nodes[i])
+		}
 	}
 	query.withFKs = true
 	query.Where(predicate.AuthTokens(func(s *sql.Selector) {
@@ -389,22 +481,20 @@ func (uq *UserQuery) sqlAll(ctx context.Context) ([]*User, error) {
 	}))
 	neighbors, err := query.All(ctx)
 	if err != nil {
-			return nil, err
+		return err
 	}
 	for _, n := range neighbors {
 		fk := n.user_auth_tokens
 		if fk == nil {
-				return nil, fmt.Errorf(`foreign-key "user_auth_tokens" is nil for node %v`, n.ID)
+			return fmt.Errorf(`foreign-key "user_auth_tokens" is nil for node %v`, n.ID)
 		}
 		node, ok := nodeids[*fk]
 		if !ok {
-				return nil, fmt.Errorf(`unexpected foreign-key "user_auth_tokens" returned %v for node %v`, *fk, n.ID)
+			return fmt.Errorf(`unexpected foreign-key "user_auth_tokens" returned %v for node %v`, *fk, n.ID)
 		}
-			node.Edges.AuthTokens = append(node.Edges.AuthTokens, n)
+		assign(node, n)
 	}
-	}
+	return nil
-
-	return nodes, nil
 }
 
 func (uq *UserQuery) sqlCount(ctx context.Context) (int, error) {
@@ -507,6 +597,7 @@ func (uq *UserQuery) sqlQuery(ctx context.Context) *sql.Selector {
 // UserGroupBy is the group-by builder for User entities.
 type UserGroupBy struct {
 	config
+	selector
 	fields []string
 	fns    []AggregateFunc
 	// intermediate query (i.e. traversal path).
@@ -530,209 +621,6 @@ func (ugb *UserGroupBy) Scan(ctx context.Context, v interface{}) error {
 	return ugb.sqlScan(ctx, v)
 }
 
-// ScanX is like Scan, but panics if an error occurs.
-func (ugb *UserGroupBy) ScanX(ctx context.Context, v interface{}) {
-	if err := ugb.Scan(ctx, v); err != nil {
-		panic(err)
-	}
-}
-
-// Strings returns list of strings from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Strings(ctx context.Context) ([]string, error) {
-	if len(ugb.fields) > 1 {
-		return nil, errors.New("ent: UserGroupBy.Strings is not achievable when grouping more than 1 field")
-	}
-	var v []string
-	if err := ugb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// StringsX is like Strings, but panics if an error occurs.
-func (ugb *UserGroupBy) StringsX(ctx context.Context) []string {
-	v, err := ugb.Strings(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// String returns a single string from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) String(ctx context.Context) (_ string, err error) {
-	var v []string
-	if v, err = ugb.Strings(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserGroupBy.Strings returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// StringX is like String, but panics if an error occurs.
-func (ugb *UserGroupBy) StringX(ctx context.Context) string {
-	v, err := ugb.String(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Ints returns list of ints from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Ints(ctx context.Context) ([]int, error) {
-	if len(ugb.fields) > 1 {
-		return nil, errors.New("ent: UserGroupBy.Ints is not achievable when grouping more than 1 field")
-	}
-	var v []int
-	if err := ugb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// IntsX is like Ints, but panics if an error occurs.
-func (ugb *UserGroupBy) IntsX(ctx context.Context) []int {
-	v, err := ugb.Ints(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Int returns a single int from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Int(ctx context.Context) (_ int, err error) {
-	var v []int
-	if v, err = ugb.Ints(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserGroupBy.Ints returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// IntX is like Int, but panics if an error occurs.
-func (ugb *UserGroupBy) IntX(ctx context.Context) int {
-	v, err := ugb.Int(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64s returns list of float64s from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Float64s(ctx context.Context) ([]float64, error) {
-	if len(ugb.fields) > 1 {
-		return nil, errors.New("ent: UserGroupBy.Float64s is not achievable when grouping more than 1 field")
-	}
-	var v []float64
-	if err := ugb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// Float64sX is like Float64s, but panics if an error occurs.
-func (ugb *UserGroupBy) Float64sX(ctx context.Context) []float64 {
-	v, err := ugb.Float64s(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64 returns a single float64 from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Float64(ctx context.Context) (_ float64, err error) {
-	var v []float64
-	if v, err = ugb.Float64s(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserGroupBy.Float64s returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// Float64X is like Float64, but panics if an error occurs.
-func (ugb *UserGroupBy) Float64X(ctx context.Context) float64 {
-	v, err := ugb.Float64(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bools returns list of bools from group-by.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Bools(ctx context.Context) ([]bool, error) {
-	if len(ugb.fields) > 1 {
-		return nil, errors.New("ent: UserGroupBy.Bools is not achievable when grouping more than 1 field")
-	}
-	var v []bool
-	if err := ugb.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// BoolsX is like Bools, but panics if an error occurs.
-func (ugb *UserGroupBy) BoolsX(ctx context.Context) []bool {
-	v, err := ugb.Bools(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bool returns a single bool from a group-by query.
-// It is only allowed when executing a group-by query with one field.
-func (ugb *UserGroupBy) Bool(ctx context.Context) (_ bool, err error) {
-	var v []bool
-	if v, err = ugb.Bools(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserGroupBy.Bools returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// BoolX is like Bool, but panics if an error occurs.
-func (ugb *UserGroupBy) BoolX(ctx context.Context) bool {
-	v, err := ugb.Bool(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
 func (ugb *UserGroupBy) sqlScan(ctx context.Context, v interface{}) error {
 	for _, f := range ugb.fields {
 		if !user.ValidColumn(f) {
@@ -774,6 +662,7 @@ func (ugb *UserGroupBy) sqlQuery() *sql.Selector {
 // UserSelect is the builder for selecting fields of User entities.
 type UserSelect struct {
 	*UserQuery
+	selector
 	// intermediate query (i.e. traversal path).
 	sql *sql.Selector
 }
@@ -787,201 +676,6 @@ func (us *UserSelect) Scan(ctx context.Context, v interface{}) error {
 	return us.sqlScan(ctx, v)
 }
 
-// ScanX is like Scan, but panics if an error occurs.
-func (us *UserSelect) ScanX(ctx context.Context, v interface{}) {
-	if err := us.Scan(ctx, v); err != nil {
-		panic(err)
-	}
-}
-
-// Strings returns list of strings from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Strings(ctx context.Context) ([]string, error) {
-	if len(us.fields) > 1 {
-		return nil, errors.New("ent: UserSelect.Strings is not achievable when selecting more than 1 field")
-	}
-	var v []string
-	if err := us.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// StringsX is like Strings, but panics if an error occurs.
-func (us *UserSelect) StringsX(ctx context.Context) []string {
-	v, err := us.Strings(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// String returns a single string from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) String(ctx context.Context) (_ string, err error) {
-	var v []string
-	if v, err = us.Strings(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserSelect.Strings returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// StringX is like String, but panics if an error occurs.
-func (us *UserSelect) StringX(ctx context.Context) string {
-	v, err := us.String(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Ints returns list of ints from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Ints(ctx context.Context) ([]int, error) {
-	if len(us.fields) > 1 {
-		return nil, errors.New("ent: UserSelect.Ints is not achievable when selecting more than 1 field")
-	}
-	var v []int
-	if err := us.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// IntsX is like Ints, but panics if an error occurs.
-func (us *UserSelect) IntsX(ctx context.Context) []int {
-	v, err := us.Ints(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Int returns a single int from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Int(ctx context.Context) (_ int, err error) {
-	var v []int
-	if v, err = us.Ints(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserSelect.Ints returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// IntX is like Int, but panics if an error occurs.
-func (us *UserSelect) IntX(ctx context.Context) int {
-	v, err := us.Int(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64s returns list of float64s from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Float64s(ctx context.Context) ([]float64, error) {
-	if len(us.fields) > 1 {
-		return nil, errors.New("ent: UserSelect.Float64s is not achievable when selecting more than 1 field")
-	}
-	var v []float64
-	if err := us.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// Float64sX is like Float64s, but panics if an error occurs.
-func (us *UserSelect) Float64sX(ctx context.Context) []float64 {
-	v, err := us.Float64s(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Float64 returns a single float64 from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Float64(ctx context.Context) (_ float64, err error) {
-	var v []float64
-	if v, err = us.Float64s(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserSelect.Float64s returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// Float64X is like Float64, but panics if an error occurs.
-func (us *UserSelect) Float64X(ctx context.Context) float64 {
-	v, err := us.Float64(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bools returns list of bools from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Bools(ctx context.Context) ([]bool, error) {
-	if len(us.fields) > 1 {
-		return nil, errors.New("ent: UserSelect.Bools is not achievable when selecting more than 1 field")
-	}
-	var v []bool
-	if err := us.Scan(ctx, &v); err != nil {
-		return nil, err
-	}
-	return v, nil
-}
-
-// BoolsX is like Bools, but panics if an error occurs.
-func (us *UserSelect) BoolsX(ctx context.Context) []bool {
-	v, err := us.Bools(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
-// Bool returns a single bool from a selector. It is only allowed when selecting one field.
-func (us *UserSelect) Bool(ctx context.Context) (_ bool, err error) {
-	var v []bool
-	if v, err = us.Bools(ctx); err != nil {
-		return
-	}
-	switch len(v) {
-	case 1:
-		return v[0], nil
-	case 0:
-		err = &NotFoundError{user.Label}
-	default:
-		err = fmt.Errorf("ent: UserSelect.Bools returned %d results when one was expected", len(v))
-	}
-	return
-}
-
-// BoolX is like Bool, but panics if an error occurs.
-func (us *UserSelect) BoolX(ctx context.Context) bool {
-	v, err := us.Bool(ctx)
-	if err != nil {
-		panic(err)
-	}
-	return v
-}
-
 func (us *UserSelect) sqlScan(ctx context.Context, v interface{}) error {
 	rows := &sql.Rows{}
 	query, args := us.sql.Query()

backend/ent/user_update.go

@@ -1,4 +1,4 @@
-// Code generated by entc, DO NOT EDIT.
+// Code generated by ent, DO NOT EDIT.
 
 package ent
 
@@ -6,11 +6,14 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"time"
 
 	"entgo.io/ent/dialect/sql"
 	"entgo.io/ent/dialect/sql/sqlgraph"
 	"entgo.io/ent/schema/field"
+	"github.com/google/uuid"
 	"github.com/hay-kot/content/backend/ent/authtokens"
+	"github.com/hay-kot/content/backend/ent/group"
 	"github.com/hay-kot/content/backend/ent/predicate"
 	"github.com/hay-kot/content/backend/ent/user"
 )
@@ -28,6 +31,12 @@ func (uu *UserUpdate) Where(ps ...predicate.User) *UserUpdate {
 	return uu
 }
 
+// SetUpdatedAt sets the "updated_at" field.
+func (uu *UserUpdate) SetUpdatedAt(t time.Time) *UserUpdate {
+	uu.mutation.SetUpdatedAt(t)
+	return uu
+}
+
 // SetName sets the "name" field.
 func (uu *UserUpdate) SetName(s string) *UserUpdate {
 	uu.mutation.SetName(s)
@@ -60,15 +69,26 @@ func (uu *UserUpdate) SetNillableIsSuperuser(b *bool) *UserUpdate {
 	return uu
 }
 
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (uu *UserUpdate) SetGroupID(id uuid.UUID) *UserUpdate {
+	uu.mutation.SetGroupID(id)
+	return uu
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (uu *UserUpdate) SetGroup(g *Group) *UserUpdate {
+	return uu.SetGroupID(g.ID)
+}
+
 // AddAuthTokenIDs adds the "auth_tokens" edge to the AuthTokens entity by IDs.
-func (uu *UserUpdate) AddAuthTokenIDs(ids ...int) *UserUpdate {
+func (uu *UserUpdate) AddAuthTokenIDs(ids ...uuid.UUID) *UserUpdate {
 	uu.mutation.AddAuthTokenIDs(ids...)
 	return uu
 }
 
 // AddAuthTokens adds the "auth_tokens" edges to the AuthTokens entity.
 func (uu *UserUpdate) AddAuthTokens(a ...*AuthTokens) *UserUpdate {
-	ids := make([]int, len(a))
+	ids := make([]uuid.UUID, len(a))
 	for i := range a {
 		ids[i] = a[i].ID
 	}
@@ -80,6 +100,12 @@ func (uu *UserUpdate) Mutation() *UserMutation {
 	return uu.mutation
 }
 
+// ClearGroup clears the "group" edge to the Group entity.
+func (uu *UserUpdate) ClearGroup() *UserUpdate {
+	uu.mutation.ClearGroup()
+	return uu
+}
+
 // ClearAuthTokens clears all "auth_tokens" edges to the AuthTokens entity.
 func (uu *UserUpdate) ClearAuthTokens() *UserUpdate {
 	uu.mutation.ClearAuthTokens()
@@ -87,14 +113,14 @@ func (uu *UserUpdate) ClearAuthTokens() *UserUpdate {
 }
 
 // RemoveAuthTokenIDs removes the "auth_tokens" edge to AuthTokens entities by IDs.
-func (uu *UserUpdate) RemoveAuthTokenIDs(ids ...int) *UserUpdate {
+func (uu *UserUpdate) RemoveAuthTokenIDs(ids ...uuid.UUID) *UserUpdate {
 	uu.mutation.RemoveAuthTokenIDs(ids...)
 	return uu
 }
 
 // RemoveAuthTokens removes "auth_tokens" edges to AuthTokens entities.
 func (uu *UserUpdate) RemoveAuthTokens(a ...*AuthTokens) *UserUpdate {
-	ids := make([]int, len(a))
+	ids := make([]uuid.UUID, len(a))
 	for i := range a {
 		ids[i] = a[i].ID
 	}
@@ -107,6 +133,7 @@ func (uu *UserUpdate) Save(ctx context.Context) (int, error) {
 		err      error
 		affected int
 	)
+	uu.defaults()
 	if len(uu.hooks) == 0 {
 		if err = uu.check(); err != nil {
 			return 0, err
@@ -161,6 +188,14 @@ func (uu *UserUpdate) ExecX(ctx context.Context) {
 	}
 }
 
+// defaults sets the default values of the builder before save.
+func (uu *UserUpdate) defaults() {
+	if _, ok := uu.mutation.UpdatedAt(); !ok {
+		v := user.UpdateDefaultUpdatedAt()
+		uu.mutation.SetUpdatedAt(v)
+	}
+}
+
 // check runs all checks and user-defined validators on the builder.
 func (uu *UserUpdate) check() error {
 	if v, ok := uu.mutation.Name(); ok {
@@ -178,6 +213,9 @@ func (uu *UserUpdate) check() error {
 			return &ValidationError{Name: "password", err: fmt.Errorf(`ent: validator failed for field "User.password": %w`, err)}
 		}
 	}
+	if _, ok := uu.mutation.GroupID(); uu.mutation.GroupCleared() && !ok {
+		return errors.New(`ent: clearing a required unique edge "User.group"`)
+	}
 	return nil
 }
 
@@ -199,6 +237,13 @@ func (uu *UserUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			}
 		}
 	}
+	if value, ok := uu.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: user.FieldUpdatedAt,
+		})
+	}
 	if value, ok := uu.mutation.Name(); ok {
 		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
 			Type:   field.TypeString,
@@ -227,6 +272,41 @@ func (uu *UserUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			Column: user.FieldIsSuperuser,
 		})
 	}
+	if uu.mutation.GroupCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   user.GroupTable,
+			Columns: []string{user.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := uu.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   user.GroupTable,
+			Columns: []string{user.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
 	if uu.mutation.AuthTokensCleared() {
 		edge := &sqlgraph.EdgeSpec{
 			Rel:     sqlgraph.O2M,
@@ -236,7 +316,7 @@ func (uu *UserUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -252,7 +332,7 @@ func (uu *UserUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -271,7 +351,7 @@ func (uu *UserUpdate) sqlSave(ctx context.Context) (n int, err error) {
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -285,7 +365,7 @@ func (uu *UserUpdate) sqlSave(ctx context.Context) (n int, err error) {
 		if _, ok := err.(*sqlgraph.NotFoundError); ok {
 			err = &NotFoundError{user.Label}
 		} else if sqlgraph.IsConstraintError(err) {
-			err = &ConstraintError{err.Error(), err}
+			err = &ConstraintError{msg: err.Error(), wrap: err}
 		}
 		return 0, err
 	}
@@ -300,6 +380,12 @@ type UserUpdateOne struct {
 	mutation *UserMutation
 }
 
+// SetUpdatedAt sets the "updated_at" field.
+func (uuo *UserUpdateOne) SetUpdatedAt(t time.Time) *UserUpdateOne {
+	uuo.mutation.SetUpdatedAt(t)
+	return uuo
+}
+
 // SetName sets the "name" field.
 func (uuo *UserUpdateOne) SetName(s string) *UserUpdateOne {
 	uuo.mutation.SetName(s)
@@ -332,15 +418,26 @@ func (uuo *UserUpdateOne) SetNillableIsSuperuser(b *bool) *UserUpdateOne {
 	return uuo
 }
 
+// SetGroupID sets the "group" edge to the Group entity by ID.
+func (uuo *UserUpdateOne) SetGroupID(id uuid.UUID) *UserUpdateOne {
+	uuo.mutation.SetGroupID(id)
+	return uuo
+}
+
+// SetGroup sets the "group" edge to the Group entity.
+func (uuo *UserUpdateOne) SetGroup(g *Group) *UserUpdateOne {
+	return uuo.SetGroupID(g.ID)
+}
+
 // AddAuthTokenIDs adds the "auth_tokens" edge to the AuthTokens entity by IDs.
-func (uuo *UserUpdateOne) AddAuthTokenIDs(ids ...int) *UserUpdateOne {
+func (uuo *UserUpdateOne) AddAuthTokenIDs(ids ...uuid.UUID) *UserUpdateOne {
 	uuo.mutation.AddAuthTokenIDs(ids...)
 	return uuo
 }
 
 // AddAuthTokens adds the "auth_tokens" edges to the AuthTokens entity.
 func (uuo *UserUpdateOne) AddAuthTokens(a ...*AuthTokens) *UserUpdateOne {
-	ids := make([]int, len(a))
+	ids := make([]uuid.UUID, len(a))
 	for i := range a {
 		ids[i] = a[i].ID
 	}
@@ -352,6 +449,12 @@ func (uuo *UserUpdateOne) Mutation() *UserMutation {
 	return uuo.mutation
 }
 
+// ClearGroup clears the "group" edge to the Group entity.
+func (uuo *UserUpdateOne) ClearGroup() *UserUpdateOne {
+	uuo.mutation.ClearGroup()
+	return uuo
+}
+
 // ClearAuthTokens clears all "auth_tokens" edges to the AuthTokens entity.
 func (uuo *UserUpdateOne) ClearAuthTokens() *UserUpdateOne {
 	uuo.mutation.ClearAuthTokens()
@@ -359,14 +462,14 @@ func (uuo *UserUpdateOne) ClearAuthTokens() *UserUpdateOne {
 }
 
 // RemoveAuthTokenIDs removes the "auth_tokens" edge to AuthTokens entities by IDs.
-func (uuo *UserUpdateOne) RemoveAuthTokenIDs(ids ...int) *UserUpdateOne {
+func (uuo *UserUpdateOne) RemoveAuthTokenIDs(ids ...uuid.UUID) *UserUpdateOne {
 	uuo.mutation.RemoveAuthTokenIDs(ids...)
 	return uuo
 }
 
 // RemoveAuthTokens removes "auth_tokens" edges to AuthTokens entities.
 func (uuo *UserUpdateOne) RemoveAuthTokens(a ...*AuthTokens) *UserUpdateOne {
-	ids := make([]int, len(a))
+	ids := make([]uuid.UUID, len(a))
 	for i := range a {
 		ids[i] = a[i].ID
 	}
@@ -386,6 +489,7 @@ func (uuo *UserUpdateOne) Save(ctx context.Context) (*User, error) {
 		err  error
 		node *User
 	)
+	uuo.defaults()
 	if len(uuo.hooks) == 0 {
 		if err = uuo.check(); err != nil {
 			return nil, err
@@ -411,9 +515,15 @@ func (uuo *UserUpdateOne) Save(ctx context.Context) (*User, error) {
 			}
 			mut = uuo.hooks[i](mut)
 		}
-		if _, err := mut.Mutate(ctx, uuo.mutation); err != nil {
+		v, err := mut.Mutate(ctx, uuo.mutation)
+		if err != nil {
 			return nil, err
 		}
+		nv, ok := v.(*User)
+		if !ok {
+			return nil, fmt.Errorf("unexpected node type %T returned from UserMutation", v)
+		}
+		node = nv
 	}
 	return node, err
 }
@@ -440,6 +550,14 @@ func (uuo *UserUpdateOne) ExecX(ctx context.Context) {
 	}
 }
 
+// defaults sets the default values of the builder before save.
+func (uuo *UserUpdateOne) defaults() {
+	if _, ok := uuo.mutation.UpdatedAt(); !ok {
+		v := user.UpdateDefaultUpdatedAt()
+		uuo.mutation.SetUpdatedAt(v)
+	}
+}
+
 // check runs all checks and user-defined validators on the builder.
 func (uuo *UserUpdateOne) check() error {
 	if v, ok := uuo.mutation.Name(); ok {
@@ -457,6 +575,9 @@ func (uuo *UserUpdateOne) check() error {
 			return &ValidationError{Name: "password", err: fmt.Errorf(`ent: validator failed for field "User.password": %w`, err)}
 		}
 	}
+	if _, ok := uuo.mutation.GroupID(); uuo.mutation.GroupCleared() && !ok {
+		return errors.New(`ent: clearing a required unique edge "User.group"`)
+	}
 	return nil
 }
 
@@ -495,6 +616,13 @@ func (uuo *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error)
 			}
 		}
 	}
+	if value, ok := uuo.mutation.UpdatedAt(); ok {
+		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
+			Type:   field.TypeTime,
+			Value:  value,
+			Column: user.FieldUpdatedAt,
+		})
+	}
 	if value, ok := uuo.mutation.Name(); ok {
 		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
 			Type:   field.TypeString,
@@ -523,6 +651,41 @@ func (uuo *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error)
 			Column: user.FieldIsSuperuser,
 		})
 	}
+	if uuo.mutation.GroupCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   user.GroupTable,
+			Columns: []string{user.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := uuo.mutation.GroupIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   user.GroupTable,
+			Columns: []string{user.GroupColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeUUID,
+					Column: group.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
 	if uuo.mutation.AuthTokensCleared() {
 		edge := &sqlgraph.EdgeSpec{
 			Rel:     sqlgraph.O2M,
@@ -532,7 +695,7 @@ func (uuo *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error)
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -548,7 +711,7 @@ func (uuo *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error)
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -567,7 +730,7 @@ func (uuo *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error)
 			Bidi:    false,
 			Target: &sqlgraph.EdgeTarget{
 				IDSpec: &sqlgraph.FieldSpec{
-					Type:   field.TypeInt,
+					Type:   field.TypeUUID,
 					Column: authtokens.FieldID,
 				},
 			},
@@ -584,7 +747,7 @@ func (uuo *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error)
 		if _, ok := err.(*sqlgraph.NotFoundError); ok {
 			err = &NotFoundError{user.Label}
 		} else if sqlgraph.IsConstraintError(err) {
-			err = &ConstraintError{err.Error(), err}
+			err = &ConstraintError{msg: err.Error(), wrap: err}
 		}
 		return nil, err
 	}