// 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/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"
)

// ItemUpdate is the builder for updating Item entities.
type ItemUpdate struct {
	config
	hooks    []Hook
	mutation *ItemMutation
}

// Where appends a list predicates to the ItemUpdate builder.
func (iu *ItemUpdate) Where(ps ...predicate.Item) *ItemUpdate {
	iu.mutation.Where(ps...)
	return iu
}

// SetUpdatedAt sets the "updated_at" field.
func (iu *ItemUpdate) SetUpdatedAt(t time.Time) *ItemUpdate {
	iu.mutation.SetUpdatedAt(t)
	return iu
}

// SetName sets the "name" field.
func (iu *ItemUpdate) SetName(s string) *ItemUpdate {
	iu.mutation.SetName(s)
	return iu
}

// SetDescription sets the "description" field.
func (iu *ItemUpdate) SetDescription(s string) *ItemUpdate {
	iu.mutation.SetDescription(s)
	return iu
}

// SetNillableDescription sets the "description" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableDescription(s *string) *ItemUpdate {
	if s != nil {
		iu.SetDescription(*s)
	}
	return iu
}

// ClearDescription clears the value of the "description" field.
func (iu *ItemUpdate) ClearDescription() *ItemUpdate {
	iu.mutation.ClearDescription()
	return iu
}

// SetNotes sets the "notes" field.
func (iu *ItemUpdate) SetNotes(s string) *ItemUpdate {
	iu.mutation.SetNotes(s)
	return iu
}

// SetNillableNotes sets the "notes" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableNotes(s *string) *ItemUpdate {
	if s != nil {
		iu.SetNotes(*s)
	}
	return iu
}

// ClearNotes clears the value of the "notes" field.
func (iu *ItemUpdate) ClearNotes() *ItemUpdate {
	iu.mutation.ClearNotes()
	return iu
}

// SetSerialNumber sets the "serial_number" field.
func (iu *ItemUpdate) SetSerialNumber(s string) *ItemUpdate {
	iu.mutation.SetSerialNumber(s)
	return iu
}

// SetNillableSerialNumber sets the "serial_number" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableSerialNumber(s *string) *ItemUpdate {
	if s != nil {
		iu.SetSerialNumber(*s)
	}
	return iu
}

// ClearSerialNumber clears the value of the "serial_number" field.
func (iu *ItemUpdate) ClearSerialNumber() *ItemUpdate {
	iu.mutation.ClearSerialNumber()
	return iu
}

// SetModelNumber sets the "model_number" field.
func (iu *ItemUpdate) SetModelNumber(s string) *ItemUpdate {
	iu.mutation.SetModelNumber(s)
	return iu
}

// SetNillableModelNumber sets the "model_number" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableModelNumber(s *string) *ItemUpdate {
	if s != nil {
		iu.SetModelNumber(*s)
	}
	return iu
}

// ClearModelNumber clears the value of the "model_number" field.
func (iu *ItemUpdate) ClearModelNumber() *ItemUpdate {
	iu.mutation.ClearModelNumber()
	return iu
}

// SetManufacturer sets the "manufacturer" field.
func (iu *ItemUpdate) SetManufacturer(s string) *ItemUpdate {
	iu.mutation.SetManufacturer(s)
	return iu
}

// SetNillableManufacturer sets the "manufacturer" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableManufacturer(s *string) *ItemUpdate {
	if s != nil {
		iu.SetManufacturer(*s)
	}
	return iu
}

// ClearManufacturer clears the value of the "manufacturer" field.
func (iu *ItemUpdate) ClearManufacturer() *ItemUpdate {
	iu.mutation.ClearManufacturer()
	return iu
}

// SetPurchaseTime sets the "purchase_time" field.
func (iu *ItemUpdate) SetPurchaseTime(t time.Time) *ItemUpdate {
	iu.mutation.SetPurchaseTime(t)
	return iu
}

// SetNillablePurchaseTime sets the "purchase_time" field if the given value is not nil.
func (iu *ItemUpdate) SetNillablePurchaseTime(t *time.Time) *ItemUpdate {
	if t != nil {
		iu.SetPurchaseTime(*t)
	}
	return iu
}

// ClearPurchaseTime clears the value of the "purchase_time" field.
func (iu *ItemUpdate) ClearPurchaseTime() *ItemUpdate {
	iu.mutation.ClearPurchaseTime()
	return iu
}

// SetPurchaseFrom sets the "purchase_from" field.
func (iu *ItemUpdate) SetPurchaseFrom(s string) *ItemUpdate {
	iu.mutation.SetPurchaseFrom(s)
	return iu
}

// SetNillablePurchaseFrom sets the "purchase_from" field if the given value is not nil.
func (iu *ItemUpdate) SetNillablePurchaseFrom(s *string) *ItemUpdate {
	if s != nil {
		iu.SetPurchaseFrom(*s)
	}
	return iu
}

// ClearPurchaseFrom clears the value of the "purchase_from" field.
func (iu *ItemUpdate) ClearPurchaseFrom() *ItemUpdate {
	iu.mutation.ClearPurchaseFrom()
	return iu
}

// SetPurchasePrice sets the "purchase_price" field.
func (iu *ItemUpdate) SetPurchasePrice(f float64) *ItemUpdate {
	iu.mutation.ResetPurchasePrice()
	iu.mutation.SetPurchasePrice(f)
	return iu
}

// SetNillablePurchasePrice sets the "purchase_price" field if the given value is not nil.
func (iu *ItemUpdate) SetNillablePurchasePrice(f *float64) *ItemUpdate {
	if f != nil {
		iu.SetPurchasePrice(*f)
	}
	return iu
}

// AddPurchasePrice adds f to the "purchase_price" field.
func (iu *ItemUpdate) AddPurchasePrice(f float64) *ItemUpdate {
	iu.mutation.AddPurchasePrice(f)
	return iu
}

// SetPurchaseReceiptID sets the "purchase_receipt_id" field.
func (iu *ItemUpdate) SetPurchaseReceiptID(u uuid.UUID) *ItemUpdate {
	iu.mutation.SetPurchaseReceiptID(u)
	return iu
}

// SetNillablePurchaseReceiptID sets the "purchase_receipt_id" field if the given value is not nil.
func (iu *ItemUpdate) SetNillablePurchaseReceiptID(u *uuid.UUID) *ItemUpdate {
	if u != nil {
		iu.SetPurchaseReceiptID(*u)
	}
	return iu
}

// ClearPurchaseReceiptID clears the value of the "purchase_receipt_id" field.
func (iu *ItemUpdate) ClearPurchaseReceiptID() *ItemUpdate {
	iu.mutation.ClearPurchaseReceiptID()
	return iu
}

// SetSoldTime sets the "sold_time" field.
func (iu *ItemUpdate) SetSoldTime(t time.Time) *ItemUpdate {
	iu.mutation.SetSoldTime(t)
	return iu
}

// SetNillableSoldTime sets the "sold_time" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableSoldTime(t *time.Time) *ItemUpdate {
	if t != nil {
		iu.SetSoldTime(*t)
	}
	return iu
}

// ClearSoldTime clears the value of the "sold_time" field.
func (iu *ItemUpdate) ClearSoldTime() *ItemUpdate {
	iu.mutation.ClearSoldTime()
	return iu
}

// SetSoldTo sets the "sold_to" field.
func (iu *ItemUpdate) SetSoldTo(s string) *ItemUpdate {
	iu.mutation.SetSoldTo(s)
	return iu
}

// SetNillableSoldTo sets the "sold_to" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableSoldTo(s *string) *ItemUpdate {
	if s != nil {
		iu.SetSoldTo(*s)
	}
	return iu
}

// ClearSoldTo clears the value of the "sold_to" field.
func (iu *ItemUpdate) ClearSoldTo() *ItemUpdate {
	iu.mutation.ClearSoldTo()
	return iu
}

// SetSoldPrice sets the "sold_price" field.
func (iu *ItemUpdate) SetSoldPrice(f float64) *ItemUpdate {
	iu.mutation.ResetSoldPrice()
	iu.mutation.SetSoldPrice(f)
	return iu
}

// SetNillableSoldPrice sets the "sold_price" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableSoldPrice(f *float64) *ItemUpdate {
	if f != nil {
		iu.SetSoldPrice(*f)
	}
	return iu
}

// AddSoldPrice adds f to the "sold_price" field.
func (iu *ItemUpdate) AddSoldPrice(f float64) *ItemUpdate {
	iu.mutation.AddSoldPrice(f)
	return iu
}

// SetSoldReceiptID sets the "sold_receipt_id" field.
func (iu *ItemUpdate) SetSoldReceiptID(u uuid.UUID) *ItemUpdate {
	iu.mutation.SetSoldReceiptID(u)
	return iu
}

// SetNillableSoldReceiptID sets the "sold_receipt_id" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableSoldReceiptID(u *uuid.UUID) *ItemUpdate {
	if u != nil {
		iu.SetSoldReceiptID(*u)
	}
	return iu
}

// ClearSoldReceiptID clears the value of the "sold_receipt_id" field.
func (iu *ItemUpdate) ClearSoldReceiptID() *ItemUpdate {
	iu.mutation.ClearSoldReceiptID()
	return iu
}

// SetSoldNotes sets the "sold_notes" field.
func (iu *ItemUpdate) SetSoldNotes(s string) *ItemUpdate {
	iu.mutation.SetSoldNotes(s)
	return iu
}

// SetNillableSoldNotes sets the "sold_notes" field if the given value is not nil.
func (iu *ItemUpdate) SetNillableSoldNotes(s *string) *ItemUpdate {
	if s != nil {
		iu.SetSoldNotes(*s)
	}
	return iu
}

// ClearSoldNotes clears the value of the "sold_notes" field.
func (iu *ItemUpdate) ClearSoldNotes() *ItemUpdate {
	iu.mutation.ClearSoldNotes()
	return iu
}

// SetGroupID sets the "group" edge to the Group entity by ID.
func (iu *ItemUpdate) SetGroupID(id uuid.UUID) *ItemUpdate {
	iu.mutation.SetGroupID(id)
	return iu
}

// SetGroup sets the "group" edge to the Group entity.
func (iu *ItemUpdate) SetGroup(g *Group) *ItemUpdate {
	return iu.SetGroupID(g.ID)
}

// SetLocationID sets the "location" edge to the Location entity by ID.
func (iu *ItemUpdate) SetLocationID(id uuid.UUID) *ItemUpdate {
	iu.mutation.SetLocationID(id)
	return iu
}

// SetNillableLocationID sets the "location" edge to the Location entity by ID if the given value is not nil.
func (iu *ItemUpdate) SetNillableLocationID(id *uuid.UUID) *ItemUpdate {
	if id != nil {
		iu = iu.SetLocationID(*id)
	}
	return iu
}

// SetLocation sets the "location" edge to the Location entity.
func (iu *ItemUpdate) SetLocation(l *Location) *ItemUpdate {
	return iu.SetLocationID(l.ID)
}

// AddFieldIDs adds the "fields" edge to the ItemField entity by IDs.
func (iu *ItemUpdate) AddFieldIDs(ids ...uuid.UUID) *ItemUpdate {
	iu.mutation.AddFieldIDs(ids...)
	return iu
}

// AddFields adds the "fields" edges to the ItemField entity.
func (iu *ItemUpdate) AddFields(i ...*ItemField) *ItemUpdate {
	ids := make([]uuid.UUID, len(i))
	for j := range i {
		ids[j] = i[j].ID
	}
	return iu.AddFieldIDs(ids...)
}

// AddLabelIDs adds the "label" edge to the Label entity by IDs.
func (iu *ItemUpdate) AddLabelIDs(ids ...uuid.UUID) *ItemUpdate {
	iu.mutation.AddLabelIDs(ids...)
	return iu
}

// AddLabel adds the "label" edges to the Label entity.
func (iu *ItemUpdate) AddLabel(l ...*Label) *ItemUpdate {
	ids := make([]uuid.UUID, len(l))
	for i := range l {
		ids[i] = l[i].ID
	}
	return iu.AddLabelIDs(ids...)
}

// Mutation returns the ItemMutation object of the builder.
func (iu *ItemUpdate) Mutation() *ItemMutation {
	return iu.mutation
}

// ClearGroup clears the "group" edge to the Group entity.
func (iu *ItemUpdate) ClearGroup() *ItemUpdate {
	iu.mutation.ClearGroup()
	return iu
}

// ClearLocation clears the "location" edge to the Location entity.
func (iu *ItemUpdate) ClearLocation() *ItemUpdate {
	iu.mutation.ClearLocation()
	return iu
}

// ClearFields clears all "fields" edges to the ItemField entity.
func (iu *ItemUpdate) ClearFields() *ItemUpdate {
	iu.mutation.ClearFields()
	return iu
}

// RemoveFieldIDs removes the "fields" edge to ItemField entities by IDs.
func (iu *ItemUpdate) RemoveFieldIDs(ids ...uuid.UUID) *ItemUpdate {
	iu.mutation.RemoveFieldIDs(ids...)
	return iu
}

// RemoveFields removes "fields" edges to ItemField entities.
func (iu *ItemUpdate) RemoveFields(i ...*ItemField) *ItemUpdate {
	ids := make([]uuid.UUID, len(i))
	for j := range i {
		ids[j] = i[j].ID
	}
	return iu.RemoveFieldIDs(ids...)
}

// ClearLabel clears all "label" edges to the Label entity.
func (iu *ItemUpdate) ClearLabel() *ItemUpdate {
	iu.mutation.ClearLabel()
	return iu
}

// RemoveLabelIDs removes the "label" edge to Label entities by IDs.
func (iu *ItemUpdate) RemoveLabelIDs(ids ...uuid.UUID) *ItemUpdate {
	iu.mutation.RemoveLabelIDs(ids...)
	return iu
}

// RemoveLabel removes "label" edges to Label entities.
func (iu *ItemUpdate) RemoveLabel(l ...*Label) *ItemUpdate {
	ids := make([]uuid.UUID, len(l))
	for i := range l {
		ids[i] = l[i].ID
	}
	return iu.RemoveLabelIDs(ids...)
}

// Save executes the query and returns the number of nodes affected by the update operation.
func (iu *ItemUpdate) Save(ctx context.Context) (int, error) {
	var (
		err      error
		affected int
	)
	iu.defaults()
	if len(iu.hooks) == 0 {
		if err = iu.check(); err != nil {
			return 0, err
		}
		affected, err = iu.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 = iu.check(); err != nil {
				return 0, err
			}
			iu.mutation = mutation
			affected, err = iu.sqlSave(ctx)
			mutation.done = true
			return affected, err
		})
		for i := len(iu.hooks) - 1; i >= 0; i-- {
			if iu.hooks[i] == nil {
				return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
			}
			mut = iu.hooks[i](mut)
		}
		if _, err := mut.Mutate(ctx, iu.mutation); err != nil {
			return 0, err
		}
	}
	return affected, err
}

// SaveX is like Save, but panics if an error occurs.
func (iu *ItemUpdate) SaveX(ctx context.Context) int {
	affected, err := iu.Save(ctx)
	if err != nil {
		panic(err)
	}
	return affected
}

// Exec executes the query.
func (iu *ItemUpdate) Exec(ctx context.Context) error {
	_, err := iu.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (iu *ItemUpdate) ExecX(ctx context.Context) {
	if err := iu.Exec(ctx); err != nil {
		panic(err)
	}
}

// defaults sets the default values of the builder before save.
func (iu *ItemUpdate) defaults() {
	if _, ok := iu.mutation.UpdatedAt(); !ok {
		v := item.UpdateDefaultUpdatedAt()
		iu.mutation.SetUpdatedAt(v)
	}
}

// check runs all checks and user-defined validators on the builder.
func (iu *ItemUpdate) check() error {
	if v, ok := iu.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 := iu.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 := iu.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 := iu.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 := iu.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 := iu.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 v, ok := iu.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 := iu.mutation.GroupID(); iu.mutation.GroupCleared() && !ok {
		return errors.New(`ent: clearing a required unique edge "Item.group"`)
	}
	return nil
}

func (iu *ItemUpdate) sqlSave(ctx context.Context) (n int, err error) {
	_spec := &sqlgraph.UpdateSpec{
		Node: &sqlgraph.NodeSpec{
			Table:   item.Table,
			Columns: item.Columns,
			ID: &sqlgraph.FieldSpec{
				Type:   field.TypeUUID,
				Column: item.FieldID,
			},
		},
	}
	if ps := iu.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := iu.mutation.UpdatedAt(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Value:  value,
			Column: item.FieldUpdatedAt,
		})
	}
	if value, ok := iu.mutation.Name(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldName,
		})
	}
	if value, ok := iu.mutation.Description(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldDescription,
		})
	}
	if iu.mutation.DescriptionCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldDescription,
		})
	}
	if value, ok := iu.mutation.Notes(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldNotes,
		})
	}
	if iu.mutation.NotesCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldNotes,
		})
	}
	if value, ok := iu.mutation.SerialNumber(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldSerialNumber,
		})
	}
	if iu.mutation.SerialNumberCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldSerialNumber,
		})
	}
	if value, ok := iu.mutation.ModelNumber(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldModelNumber,
		})
	}
	if iu.mutation.ModelNumberCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldModelNumber,
		})
	}
	if value, ok := iu.mutation.Manufacturer(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldManufacturer,
		})
	}
	if iu.mutation.ManufacturerCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldManufacturer,
		})
	}
	if value, ok := iu.mutation.PurchaseTime(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Value:  value,
			Column: item.FieldPurchaseTime,
		})
	}
	if iu.mutation.PurchaseTimeCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Column: item.FieldPurchaseTime,
		})
	}
	if value, ok := iu.mutation.PurchaseFrom(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldPurchaseFrom,
		})
	}
	if iu.mutation.PurchaseFromCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldPurchaseFrom,
		})
	}
	if value, ok := iu.mutation.PurchasePrice(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldPurchasePrice,
		})
	}
	if value, ok := iu.mutation.AddedPurchasePrice(); ok {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldPurchasePrice,
		})
	}
	if value, ok := iu.mutation.PurchaseReceiptID(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Value:  value,
			Column: item.FieldPurchaseReceiptID,
		})
	}
	if iu.mutation.PurchaseReceiptIDCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Column: item.FieldPurchaseReceiptID,
		})
	}
	if value, ok := iu.mutation.SoldTime(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Value:  value,
			Column: item.FieldSoldTime,
		})
	}
	if iu.mutation.SoldTimeCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Column: item.FieldSoldTime,
		})
	}
	if value, ok := iu.mutation.SoldTo(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldSoldTo,
		})
	}
	if iu.mutation.SoldToCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldSoldTo,
		})
	}
	if value, ok := iu.mutation.SoldPrice(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldSoldPrice,
		})
	}
	if value, ok := iu.mutation.AddedSoldPrice(); ok {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldSoldPrice,
		})
	}
	if value, ok := iu.mutation.SoldReceiptID(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Value:  value,
			Column: item.FieldSoldReceiptID,
		})
	}
	if iu.mutation.SoldReceiptIDCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Column: item.FieldSoldReceiptID,
		})
	}
	if value, ok := iu.mutation.SoldNotes(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldSoldNotes,
		})
	}
	if iu.mutation.SoldNotesCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldSoldNotes,
		})
	}
	if iu.mutation.GroupCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iu.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)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if iu.mutation.LocationCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iu.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)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if iu.mutation.FieldsCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iu.mutation.RemovedFieldsIDs(); len(nodes) > 0 && !iu.mutation.FieldsCleared() {
		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.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iu.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.Add = append(_spec.Edges.Add, edge)
	}
	if iu.mutation.LabelCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iu.mutation.RemovedLabelIDs(); len(nodes) > 0 && !iu.mutation.LabelCleared() {
		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.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iu.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.Add = append(_spec.Edges.Add, edge)
	}
	if n, err = sqlgraph.UpdateNodes(ctx, iu.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{item.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	return n, nil
}

// ItemUpdateOne is the builder for updating a single Item entity.
type ItemUpdateOne struct {
	config
	fields   []string
	hooks    []Hook
	mutation *ItemMutation
}

// SetUpdatedAt sets the "updated_at" field.
func (iuo *ItemUpdateOne) SetUpdatedAt(t time.Time) *ItemUpdateOne {
	iuo.mutation.SetUpdatedAt(t)
	return iuo
}

// SetName sets the "name" field.
func (iuo *ItemUpdateOne) SetName(s string) *ItemUpdateOne {
	iuo.mutation.SetName(s)
	return iuo
}

// SetDescription sets the "description" field.
func (iuo *ItemUpdateOne) SetDescription(s string) *ItemUpdateOne {
	iuo.mutation.SetDescription(s)
	return iuo
}

// SetNillableDescription sets the "description" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableDescription(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetDescription(*s)
	}
	return iuo
}

// ClearDescription clears the value of the "description" field.
func (iuo *ItemUpdateOne) ClearDescription() *ItemUpdateOne {
	iuo.mutation.ClearDescription()
	return iuo
}

// SetNotes sets the "notes" field.
func (iuo *ItemUpdateOne) SetNotes(s string) *ItemUpdateOne {
	iuo.mutation.SetNotes(s)
	return iuo
}

// SetNillableNotes sets the "notes" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableNotes(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetNotes(*s)
	}
	return iuo
}

// ClearNotes clears the value of the "notes" field.
func (iuo *ItemUpdateOne) ClearNotes() *ItemUpdateOne {
	iuo.mutation.ClearNotes()
	return iuo
}

// SetSerialNumber sets the "serial_number" field.
func (iuo *ItemUpdateOne) SetSerialNumber(s string) *ItemUpdateOne {
	iuo.mutation.SetSerialNumber(s)
	return iuo
}

// SetNillableSerialNumber sets the "serial_number" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableSerialNumber(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetSerialNumber(*s)
	}
	return iuo
}

// ClearSerialNumber clears the value of the "serial_number" field.
func (iuo *ItemUpdateOne) ClearSerialNumber() *ItemUpdateOne {
	iuo.mutation.ClearSerialNumber()
	return iuo
}

// SetModelNumber sets the "model_number" field.
func (iuo *ItemUpdateOne) SetModelNumber(s string) *ItemUpdateOne {
	iuo.mutation.SetModelNumber(s)
	return iuo
}

// SetNillableModelNumber sets the "model_number" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableModelNumber(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetModelNumber(*s)
	}
	return iuo
}

// ClearModelNumber clears the value of the "model_number" field.
func (iuo *ItemUpdateOne) ClearModelNumber() *ItemUpdateOne {
	iuo.mutation.ClearModelNumber()
	return iuo
}

// SetManufacturer sets the "manufacturer" field.
func (iuo *ItemUpdateOne) SetManufacturer(s string) *ItemUpdateOne {
	iuo.mutation.SetManufacturer(s)
	return iuo
}

// SetNillableManufacturer sets the "manufacturer" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableManufacturer(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetManufacturer(*s)
	}
	return iuo
}

// ClearManufacturer clears the value of the "manufacturer" field.
func (iuo *ItemUpdateOne) ClearManufacturer() *ItemUpdateOne {
	iuo.mutation.ClearManufacturer()
	return iuo
}

// SetPurchaseTime sets the "purchase_time" field.
func (iuo *ItemUpdateOne) SetPurchaseTime(t time.Time) *ItemUpdateOne {
	iuo.mutation.SetPurchaseTime(t)
	return iuo
}

// SetNillablePurchaseTime sets the "purchase_time" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillablePurchaseTime(t *time.Time) *ItemUpdateOne {
	if t != nil {
		iuo.SetPurchaseTime(*t)
	}
	return iuo
}

// ClearPurchaseTime clears the value of the "purchase_time" field.
func (iuo *ItemUpdateOne) ClearPurchaseTime() *ItemUpdateOne {
	iuo.mutation.ClearPurchaseTime()
	return iuo
}

// SetPurchaseFrom sets the "purchase_from" field.
func (iuo *ItemUpdateOne) SetPurchaseFrom(s string) *ItemUpdateOne {
	iuo.mutation.SetPurchaseFrom(s)
	return iuo
}

// SetNillablePurchaseFrom sets the "purchase_from" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillablePurchaseFrom(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetPurchaseFrom(*s)
	}
	return iuo
}

// ClearPurchaseFrom clears the value of the "purchase_from" field.
func (iuo *ItemUpdateOne) ClearPurchaseFrom() *ItemUpdateOne {
	iuo.mutation.ClearPurchaseFrom()
	return iuo
}

// SetPurchasePrice sets the "purchase_price" field.
func (iuo *ItemUpdateOne) SetPurchasePrice(f float64) *ItemUpdateOne {
	iuo.mutation.ResetPurchasePrice()
	iuo.mutation.SetPurchasePrice(f)
	return iuo
}

// SetNillablePurchasePrice sets the "purchase_price" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillablePurchasePrice(f *float64) *ItemUpdateOne {
	if f != nil {
		iuo.SetPurchasePrice(*f)
	}
	return iuo
}

// AddPurchasePrice adds f to the "purchase_price" field.
func (iuo *ItemUpdateOne) AddPurchasePrice(f float64) *ItemUpdateOne {
	iuo.mutation.AddPurchasePrice(f)
	return iuo
}

// SetPurchaseReceiptID sets the "purchase_receipt_id" field.
func (iuo *ItemUpdateOne) SetPurchaseReceiptID(u uuid.UUID) *ItemUpdateOne {
	iuo.mutation.SetPurchaseReceiptID(u)
	return iuo
}

// SetNillablePurchaseReceiptID sets the "purchase_receipt_id" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillablePurchaseReceiptID(u *uuid.UUID) *ItemUpdateOne {
	if u != nil {
		iuo.SetPurchaseReceiptID(*u)
	}
	return iuo
}

// ClearPurchaseReceiptID clears the value of the "purchase_receipt_id" field.
func (iuo *ItemUpdateOne) ClearPurchaseReceiptID() *ItemUpdateOne {
	iuo.mutation.ClearPurchaseReceiptID()
	return iuo
}

// SetSoldTime sets the "sold_time" field.
func (iuo *ItemUpdateOne) SetSoldTime(t time.Time) *ItemUpdateOne {
	iuo.mutation.SetSoldTime(t)
	return iuo
}

// SetNillableSoldTime sets the "sold_time" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableSoldTime(t *time.Time) *ItemUpdateOne {
	if t != nil {
		iuo.SetSoldTime(*t)
	}
	return iuo
}

// ClearSoldTime clears the value of the "sold_time" field.
func (iuo *ItemUpdateOne) ClearSoldTime() *ItemUpdateOne {
	iuo.mutation.ClearSoldTime()
	return iuo
}

// SetSoldTo sets the "sold_to" field.
func (iuo *ItemUpdateOne) SetSoldTo(s string) *ItemUpdateOne {
	iuo.mutation.SetSoldTo(s)
	return iuo
}

// SetNillableSoldTo sets the "sold_to" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableSoldTo(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetSoldTo(*s)
	}
	return iuo
}

// ClearSoldTo clears the value of the "sold_to" field.
func (iuo *ItemUpdateOne) ClearSoldTo() *ItemUpdateOne {
	iuo.mutation.ClearSoldTo()
	return iuo
}

// SetSoldPrice sets the "sold_price" field.
func (iuo *ItemUpdateOne) SetSoldPrice(f float64) *ItemUpdateOne {
	iuo.mutation.ResetSoldPrice()
	iuo.mutation.SetSoldPrice(f)
	return iuo
}

// SetNillableSoldPrice sets the "sold_price" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableSoldPrice(f *float64) *ItemUpdateOne {
	if f != nil {
		iuo.SetSoldPrice(*f)
	}
	return iuo
}

// AddSoldPrice adds f to the "sold_price" field.
func (iuo *ItemUpdateOne) AddSoldPrice(f float64) *ItemUpdateOne {
	iuo.mutation.AddSoldPrice(f)
	return iuo
}

// SetSoldReceiptID sets the "sold_receipt_id" field.
func (iuo *ItemUpdateOne) SetSoldReceiptID(u uuid.UUID) *ItemUpdateOne {
	iuo.mutation.SetSoldReceiptID(u)
	return iuo
}

// SetNillableSoldReceiptID sets the "sold_receipt_id" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableSoldReceiptID(u *uuid.UUID) *ItemUpdateOne {
	if u != nil {
		iuo.SetSoldReceiptID(*u)
	}
	return iuo
}

// ClearSoldReceiptID clears the value of the "sold_receipt_id" field.
func (iuo *ItemUpdateOne) ClearSoldReceiptID() *ItemUpdateOne {
	iuo.mutation.ClearSoldReceiptID()
	return iuo
}

// SetSoldNotes sets the "sold_notes" field.
func (iuo *ItemUpdateOne) SetSoldNotes(s string) *ItemUpdateOne {
	iuo.mutation.SetSoldNotes(s)
	return iuo
}

// SetNillableSoldNotes sets the "sold_notes" field if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableSoldNotes(s *string) *ItemUpdateOne {
	if s != nil {
		iuo.SetSoldNotes(*s)
	}
	return iuo
}

// ClearSoldNotes clears the value of the "sold_notes" field.
func (iuo *ItemUpdateOne) ClearSoldNotes() *ItemUpdateOne {
	iuo.mutation.ClearSoldNotes()
	return iuo
}

// SetGroupID sets the "group" edge to the Group entity by ID.
func (iuo *ItemUpdateOne) SetGroupID(id uuid.UUID) *ItemUpdateOne {
	iuo.mutation.SetGroupID(id)
	return iuo
}

// SetGroup sets the "group" edge to the Group entity.
func (iuo *ItemUpdateOne) SetGroup(g *Group) *ItemUpdateOne {
	return iuo.SetGroupID(g.ID)
}

// SetLocationID sets the "location" edge to the Location entity by ID.
func (iuo *ItemUpdateOne) SetLocationID(id uuid.UUID) *ItemUpdateOne {
	iuo.mutation.SetLocationID(id)
	return iuo
}

// SetNillableLocationID sets the "location" edge to the Location entity by ID if the given value is not nil.
func (iuo *ItemUpdateOne) SetNillableLocationID(id *uuid.UUID) *ItemUpdateOne {
	if id != nil {
		iuo = iuo.SetLocationID(*id)
	}
	return iuo
}

// SetLocation sets the "location" edge to the Location entity.
func (iuo *ItemUpdateOne) SetLocation(l *Location) *ItemUpdateOne {
	return iuo.SetLocationID(l.ID)
}

// AddFieldIDs adds the "fields" edge to the ItemField entity by IDs.
func (iuo *ItemUpdateOne) AddFieldIDs(ids ...uuid.UUID) *ItemUpdateOne {
	iuo.mutation.AddFieldIDs(ids...)
	return iuo
}

// AddFields adds the "fields" edges to the ItemField entity.
func (iuo *ItemUpdateOne) AddFields(i ...*ItemField) *ItemUpdateOne {
	ids := make([]uuid.UUID, len(i))
	for j := range i {
		ids[j] = i[j].ID
	}
	return iuo.AddFieldIDs(ids...)
}

// AddLabelIDs adds the "label" edge to the Label entity by IDs.
func (iuo *ItemUpdateOne) AddLabelIDs(ids ...uuid.UUID) *ItemUpdateOne {
	iuo.mutation.AddLabelIDs(ids...)
	return iuo
}

// AddLabel adds the "label" edges to the Label entity.
func (iuo *ItemUpdateOne) AddLabel(l ...*Label) *ItemUpdateOne {
	ids := make([]uuid.UUID, len(l))
	for i := range l {
		ids[i] = l[i].ID
	}
	return iuo.AddLabelIDs(ids...)
}

// Mutation returns the ItemMutation object of the builder.
func (iuo *ItemUpdateOne) Mutation() *ItemMutation {
	return iuo.mutation
}

// ClearGroup clears the "group" edge to the Group entity.
func (iuo *ItemUpdateOne) ClearGroup() *ItemUpdateOne {
	iuo.mutation.ClearGroup()
	return iuo
}

// ClearLocation clears the "location" edge to the Location entity.
func (iuo *ItemUpdateOne) ClearLocation() *ItemUpdateOne {
	iuo.mutation.ClearLocation()
	return iuo
}

// ClearFields clears all "fields" edges to the ItemField entity.
func (iuo *ItemUpdateOne) ClearFields() *ItemUpdateOne {
	iuo.mutation.ClearFields()
	return iuo
}

// RemoveFieldIDs removes the "fields" edge to ItemField entities by IDs.
func (iuo *ItemUpdateOne) RemoveFieldIDs(ids ...uuid.UUID) *ItemUpdateOne {
	iuo.mutation.RemoveFieldIDs(ids...)
	return iuo
}

// RemoveFields removes "fields" edges to ItemField entities.
func (iuo *ItemUpdateOne) RemoveFields(i ...*ItemField) *ItemUpdateOne {
	ids := make([]uuid.UUID, len(i))
	for j := range i {
		ids[j] = i[j].ID
	}
	return iuo.RemoveFieldIDs(ids...)
}

// ClearLabel clears all "label" edges to the Label entity.
func (iuo *ItemUpdateOne) ClearLabel() *ItemUpdateOne {
	iuo.mutation.ClearLabel()
	return iuo
}

// RemoveLabelIDs removes the "label" edge to Label entities by IDs.
func (iuo *ItemUpdateOne) RemoveLabelIDs(ids ...uuid.UUID) *ItemUpdateOne {
	iuo.mutation.RemoveLabelIDs(ids...)
	return iuo
}

// RemoveLabel removes "label" edges to Label entities.
func (iuo *ItemUpdateOne) RemoveLabel(l ...*Label) *ItemUpdateOne {
	ids := make([]uuid.UUID, len(l))
	for i := range l {
		ids[i] = l[i].ID
	}
	return iuo.RemoveLabelIDs(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 (iuo *ItemUpdateOne) Select(field string, fields ...string) *ItemUpdateOne {
	iuo.fields = append([]string{field}, fields...)
	return iuo
}

// Save executes the query and returns the updated Item entity.
func (iuo *ItemUpdateOne) Save(ctx context.Context) (*Item, error) {
	var (
		err  error
		node *Item
	)
	iuo.defaults()
	if len(iuo.hooks) == 0 {
		if err = iuo.check(); err != nil {
			return nil, err
		}
		node, err = iuo.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 = iuo.check(); err != nil {
				return nil, err
			}
			iuo.mutation = mutation
			node, err = iuo.sqlSave(ctx)
			mutation.done = true
			return node, err
		})
		for i := len(iuo.hooks) - 1; i >= 0; i-- {
			if iuo.hooks[i] == nil {
				return nil, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
			}
			mut = iuo.hooks[i](mut)
		}
		v, err := mut.Mutate(ctx, iuo.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 is like Save, but panics if an error occurs.
func (iuo *ItemUpdateOne) SaveX(ctx context.Context) *Item {
	node, err := iuo.Save(ctx)
	if err != nil {
		panic(err)
	}
	return node
}

// Exec executes the query on the entity.
func (iuo *ItemUpdateOne) Exec(ctx context.Context) error {
	_, err := iuo.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (iuo *ItemUpdateOne) ExecX(ctx context.Context) {
	if err := iuo.Exec(ctx); err != nil {
		panic(err)
	}
}

// defaults sets the default values of the builder before save.
func (iuo *ItemUpdateOne) defaults() {
	if _, ok := iuo.mutation.UpdatedAt(); !ok {
		v := item.UpdateDefaultUpdatedAt()
		iuo.mutation.SetUpdatedAt(v)
	}
}

// check runs all checks and user-defined validators on the builder.
func (iuo *ItemUpdateOne) check() error {
	if v, ok := iuo.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 := iuo.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 := iuo.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 := iuo.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 := iuo.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 := iuo.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 v, ok := iuo.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 := iuo.mutation.GroupID(); iuo.mutation.GroupCleared() && !ok {
		return errors.New(`ent: clearing a required unique edge "Item.group"`)
	}
	return nil
}

func (iuo *ItemUpdateOne) sqlSave(ctx context.Context) (_node *Item, err error) {
	_spec := &sqlgraph.UpdateSpec{
		Node: &sqlgraph.NodeSpec{
			Table:   item.Table,
			Columns: item.Columns,
			ID: &sqlgraph.FieldSpec{
				Type:   field.TypeUUID,
				Column: item.FieldID,
			},
		},
	}
	id, ok := iuo.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Item.id" for update`)}
	}
	_spec.Node.ID.Value = id
	if fields := iuo.fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, item.FieldID)
		for _, f := range fields {
			if !item.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != item.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, f)
			}
		}
	}
	if ps := iuo.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := iuo.mutation.UpdatedAt(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Value:  value,
			Column: item.FieldUpdatedAt,
		})
	}
	if value, ok := iuo.mutation.Name(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldName,
		})
	}
	if value, ok := iuo.mutation.Description(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldDescription,
		})
	}
	if iuo.mutation.DescriptionCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldDescription,
		})
	}
	if value, ok := iuo.mutation.Notes(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldNotes,
		})
	}
	if iuo.mutation.NotesCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldNotes,
		})
	}
	if value, ok := iuo.mutation.SerialNumber(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldSerialNumber,
		})
	}
	if iuo.mutation.SerialNumberCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldSerialNumber,
		})
	}
	if value, ok := iuo.mutation.ModelNumber(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldModelNumber,
		})
	}
	if iuo.mutation.ModelNumberCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldModelNumber,
		})
	}
	if value, ok := iuo.mutation.Manufacturer(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldManufacturer,
		})
	}
	if iuo.mutation.ManufacturerCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldManufacturer,
		})
	}
	if value, ok := iuo.mutation.PurchaseTime(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Value:  value,
			Column: item.FieldPurchaseTime,
		})
	}
	if iuo.mutation.PurchaseTimeCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Column: item.FieldPurchaseTime,
		})
	}
	if value, ok := iuo.mutation.PurchaseFrom(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldPurchaseFrom,
		})
	}
	if iuo.mutation.PurchaseFromCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldPurchaseFrom,
		})
	}
	if value, ok := iuo.mutation.PurchasePrice(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldPurchasePrice,
		})
	}
	if value, ok := iuo.mutation.AddedPurchasePrice(); ok {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldPurchasePrice,
		})
	}
	if value, ok := iuo.mutation.PurchaseReceiptID(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Value:  value,
			Column: item.FieldPurchaseReceiptID,
		})
	}
	if iuo.mutation.PurchaseReceiptIDCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Column: item.FieldPurchaseReceiptID,
		})
	}
	if value, ok := iuo.mutation.SoldTime(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Value:  value,
			Column: item.FieldSoldTime,
		})
	}
	if iuo.mutation.SoldTimeCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeTime,
			Column: item.FieldSoldTime,
		})
	}
	if value, ok := iuo.mutation.SoldTo(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldSoldTo,
		})
	}
	if iuo.mutation.SoldToCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldSoldTo,
		})
	}
	if value, ok := iuo.mutation.SoldPrice(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldSoldPrice,
		})
	}
	if value, ok := iuo.mutation.AddedSoldPrice(); ok {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  value,
			Column: item.FieldSoldPrice,
		})
	}
	if value, ok := iuo.mutation.SoldReceiptID(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Value:  value,
			Column: item.FieldSoldReceiptID,
		})
	}
	if iuo.mutation.SoldReceiptIDCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeUUID,
			Column: item.FieldSoldReceiptID,
		})
	}
	if value, ok := iuo.mutation.SoldNotes(); ok {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Value:  value,
			Column: item.FieldSoldNotes,
		})
	}
	if iuo.mutation.SoldNotesCleared() {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeString,
			Column: item.FieldSoldNotes,
		})
	}
	if iuo.mutation.GroupCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iuo.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)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if iuo.mutation.LocationCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iuo.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)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if iuo.mutation.FieldsCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iuo.mutation.RemovedFieldsIDs(); len(nodes) > 0 && !iuo.mutation.FieldsCleared() {
		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.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iuo.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.Add = append(_spec.Edges.Add, edge)
	}
	if iuo.mutation.LabelCleared() {
		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,
				},
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iuo.mutation.RemovedLabelIDs(); len(nodes) > 0 && !iuo.mutation.LabelCleared() {
		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.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := iuo.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.Add = append(_spec.Edges.Add, edge)
	}
	_node = &Item{config: iuo.config}
	_spec.Assign = _node.assignValues
	_spec.ScanValues = _node.scanValues
	if err = sqlgraph.UpdateNode(ctx, iuo.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{item.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	return _node, nil
}