refactor: remove empty services (#116)

* remove empty services

* remove old factory

* remove old static files

* cleanup more duplicate service code

* file/folder reorg

backend/internal/data/ent/groupinvitationtoken_query.go

@@ -0,0 +1,614 @@
+// 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/homebox/backend/internal/data/ent/group"
+	"github.com/hay-kot/homebox/backend/internal/data/ent/groupinvitationtoken"
+	"github.com/hay-kot/homebox/backend/internal/data/ent/predicate"
+)
+
+// GroupInvitationTokenQuery is the builder for querying GroupInvitationToken entities.
+type GroupInvitationTokenQuery struct {
+	config
+	limit      *int
+	offset     *int
+	unique     *bool
+	order      []OrderFunc
+	fields     []string
+	predicates []predicate.GroupInvitationToken
+	withGroup  *GroupQuery
+	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 GroupInvitationTokenQuery builder.
+func (gitq *GroupInvitationTokenQuery) Where(ps ...predicate.GroupInvitationToken) *GroupInvitationTokenQuery {
+	gitq.predicates = append(gitq.predicates, ps...)
+	return gitq
+}
+
+// Limit adds a limit step to the query.
+func (gitq *GroupInvitationTokenQuery) Limit(limit int) *GroupInvitationTokenQuery {
+	gitq.limit = &limit
+	return gitq
+}
+
+// Offset adds an offset step to the query.
+func (gitq *GroupInvitationTokenQuery) Offset(offset int) *GroupInvitationTokenQuery {
+	gitq.offset = &offset
+	return gitq
+}
+
+// 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 (gitq *GroupInvitationTokenQuery) Unique(unique bool) *GroupInvitationTokenQuery {
+	gitq.unique = &unique
+	return gitq
+}
+
+// Order adds an order step to the query.
+func (gitq *GroupInvitationTokenQuery) Order(o ...OrderFunc) *GroupInvitationTokenQuery {
+	gitq.order = append(gitq.order, o...)
+	return gitq
+}
+
+// QueryGroup chains the current query on the "group" edge.
+func (gitq *GroupInvitationTokenQuery) QueryGroup() *GroupQuery {
+	query := &GroupQuery{config: gitq.config}
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := gitq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := gitq.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(groupinvitationtoken.Table, groupinvitationtoken.FieldID, selector),
+			sqlgraph.To(group.Table, group.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, groupinvitationtoken.GroupTable, groupinvitationtoken.GroupColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(gitq.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first GroupInvitationToken entity from the query.
+// Returns a *NotFoundError when no GroupInvitationToken was found.
+func (gitq *GroupInvitationTokenQuery) First(ctx context.Context) (*GroupInvitationToken, error) {
+	nodes, err := gitq.Limit(1).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{groupinvitationtoken.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) FirstX(ctx context.Context) *GroupInvitationToken {
+	node, err := gitq.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first GroupInvitationToken ID from the query.
+// Returns a *NotFoundError when no GroupInvitationToken ID was found.
+func (gitq *GroupInvitationTokenQuery) FirstID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = gitq.Limit(1).IDs(ctx); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{groupinvitationtoken.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) FirstIDX(ctx context.Context) uuid.UUID {
+	id, err := gitq.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single GroupInvitationToken entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one GroupInvitationToken entity is found.
+// Returns a *NotFoundError when no GroupInvitationToken entities are found.
+func (gitq *GroupInvitationTokenQuery) Only(ctx context.Context) (*GroupInvitationToken, error) {
+	nodes, err := gitq.Limit(2).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{groupinvitationtoken.Label}
+	default:
+		return nil, &NotSingularError{groupinvitationtoken.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) OnlyX(ctx context.Context) *GroupInvitationToken {
+	node, err := gitq.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only GroupInvitationToken ID in the query.
+// Returns a *NotSingularError when more than one GroupInvitationToken ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (gitq *GroupInvitationTokenQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error) {
+	var ids []uuid.UUID
+	if ids, err = gitq.Limit(2).IDs(ctx); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{groupinvitationtoken.Label}
+	default:
+		err = &NotSingularError{groupinvitationtoken.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) OnlyIDX(ctx context.Context) uuid.UUID {
+	id, err := gitq.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of GroupInvitationTokens.
+func (gitq *GroupInvitationTokenQuery) All(ctx context.Context) ([]*GroupInvitationToken, error) {
+	if err := gitq.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	return gitq.sqlAll(ctx)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) AllX(ctx context.Context) []*GroupInvitationToken {
+	nodes, err := gitq.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of GroupInvitationToken IDs.
+func (gitq *GroupInvitationTokenQuery) IDs(ctx context.Context) ([]uuid.UUID, error) {
+	var ids []uuid.UUID
+	if err := gitq.Select(groupinvitationtoken.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) IDsX(ctx context.Context) []uuid.UUID {
+	ids, err := gitq.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (gitq *GroupInvitationTokenQuery) Count(ctx context.Context) (int, error) {
+	if err := gitq.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return gitq.sqlCount(ctx)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) CountX(ctx context.Context) int {
+	count, err := gitq.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (gitq *GroupInvitationTokenQuery) Exist(ctx context.Context) (bool, error) {
+	if err := gitq.prepareQuery(ctx); err != nil {
+		return false, err
+	}
+	return gitq.sqlExist(ctx)
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (gitq *GroupInvitationTokenQuery) ExistX(ctx context.Context) bool {
+	exist, err := gitq.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the GroupInvitationTokenQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (gitq *GroupInvitationTokenQuery) Clone() *GroupInvitationTokenQuery {
+	if gitq == nil {
+		return nil
+	}
+	return &GroupInvitationTokenQuery{
+		config:     gitq.config,
+		limit:      gitq.limit,
+		offset:     gitq.offset,
+		order:      append([]OrderFunc{}, gitq.order...),
+		predicates: append([]predicate.GroupInvitationToken{}, gitq.predicates...),
+		withGroup:  gitq.withGroup.Clone(),
+		// clone intermediate query.
+		sql:    gitq.sql.Clone(),
+		path:   gitq.path,
+		unique: gitq.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 (gitq *GroupInvitationTokenQuery) WithGroup(opts ...func(*GroupQuery)) *GroupInvitationTokenQuery {
+	query := &GroupQuery{config: gitq.config}
+	for _, opt := range opts {
+		opt(query)
+	}
+	gitq.withGroup = query
+	return gitq
+}
+
+// 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.GroupInvitationToken.Query().
+//		GroupBy(groupinvitationtoken.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (gitq *GroupInvitationTokenQuery) GroupBy(field string, fields ...string) *GroupInvitationTokenGroupBy {
+	grbuild := &GroupInvitationTokenGroupBy{config: gitq.config}
+	grbuild.fields = append([]string{field}, fields...)
+	grbuild.path = func(ctx context.Context) (prev *sql.Selector, err error) {
+		if err := gitq.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		return gitq.sqlQuery(ctx), nil
+	}
+	grbuild.label = groupinvitationtoken.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.GroupInvitationToken.Query().
+//		Select(groupinvitationtoken.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (gitq *GroupInvitationTokenQuery) Select(fields ...string) *GroupInvitationTokenSelect {
+	gitq.fields = append(gitq.fields, fields...)
+	selbuild := &GroupInvitationTokenSelect{GroupInvitationTokenQuery: gitq}
+	selbuild.label = groupinvitationtoken.Label
+	selbuild.flds, selbuild.scan = &gitq.fields, selbuild.Scan
+	return selbuild
+}
+
+func (gitq *GroupInvitationTokenQuery) prepareQuery(ctx context.Context) error {
+	for _, f := range gitq.fields {
+		if !groupinvitationtoken.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if gitq.path != nil {
+		prev, err := gitq.path(ctx)
+		if err != nil {
+			return err
+		}
+		gitq.sql = prev
+	}
+	return nil
+}
+
+func (gitq *GroupInvitationTokenQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*GroupInvitationToken, error) {
+	var (
+		nodes       = []*GroupInvitationToken{}
+		withFKs     = gitq.withFKs
+		_spec       = gitq.querySpec()
+		loadedTypes = [1]bool{
+			gitq.withGroup != nil,
+		}
+	)
+	if gitq.withGroup != nil {
+		withFKs = true
+	}
+	if withFKs {
+		_spec.Node.Columns = append(_spec.Node.Columns, groupinvitationtoken.ForeignKeys...)
+	}
+	_spec.ScanValues = func(columns []string) ([]any, error) {
+		return (*GroupInvitationToken).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []any) error {
+		node := &GroupInvitationToken{config: gitq.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, gitq.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := gitq.withGroup; query != nil {
+		if err := gitq.loadGroup(ctx, query, nodes, nil,
+			func(n *GroupInvitationToken, e *Group) { n.Edges.Group = e }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (gitq *GroupInvitationTokenQuery) loadGroup(ctx context.Context, query *GroupQuery, nodes []*GroupInvitationToken, init func(*GroupInvitationToken), assign func(*GroupInvitationToken, *Group)) error {
+	ids := make([]uuid.UUID, 0, len(nodes))
+	nodeids := make(map[uuid.UUID][]*GroupInvitationToken)
+	for i := range nodes {
+		if nodes[i].group_invitation_tokens == nil {
+			continue
+		}
+		fk := *nodes[i].group_invitation_tokens
+		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_invitation_tokens" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+
+func (gitq *GroupInvitationTokenQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := gitq.querySpec()
+	_spec.Node.Columns = gitq.fields
+	if len(gitq.fields) > 0 {
+		_spec.Unique = gitq.unique != nil && *gitq.unique
+	}
+	return sqlgraph.CountNodes(ctx, gitq.driver, _spec)
+}
+
+func (gitq *GroupInvitationTokenQuery) sqlExist(ctx context.Context) (bool, error) {
+	switch _, err := gitq.FirstID(ctx); {
+	case IsNotFound(err):
+		return false, nil
+	case err != nil:
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	default:
+		return true, nil
+	}
+}
+
+func (gitq *GroupInvitationTokenQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   groupinvitationtoken.Table,
+			Columns: groupinvitationtoken.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeUUID,
+				Column: groupinvitationtoken.FieldID,
+			},
+		},
+		From:   gitq.sql,
+		Unique: true,
+	}
+	if unique := gitq.unique; unique != nil {
+		_spec.Unique = *unique
+	}
+	if fields := gitq.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, groupinvitationtoken.FieldID)
+		for i := range fields {
+			if fields[i] != groupinvitationtoken.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := gitq.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := gitq.limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := gitq.offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := gitq.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (gitq *GroupInvitationTokenQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(gitq.driver.Dialect())
+	t1 := builder.Table(groupinvitationtoken.Table)
+	columns := gitq.fields
+	if len(columns) == 0 {
+		columns = groupinvitationtoken.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if gitq.sql != nil {
+		selector = gitq.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if gitq.unique != nil && *gitq.unique {
+		selector.Distinct()
+	}
+	for _, p := range gitq.predicates {
+		p(selector)
+	}
+	for _, p := range gitq.order {
+		p(selector)
+	}
+	if offset := gitq.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 := gitq.limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// GroupInvitationTokenGroupBy is the group-by builder for GroupInvitationToken entities.
+type GroupInvitationTokenGroupBy 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 (gitgb *GroupInvitationTokenGroupBy) Aggregate(fns ...AggregateFunc) *GroupInvitationTokenGroupBy {
+	gitgb.fns = append(gitgb.fns, fns...)
+	return gitgb
+}
+
+// Scan applies the group-by query and scans the result into the given value.
+func (gitgb *GroupInvitationTokenGroupBy) Scan(ctx context.Context, v any) error {
+	query, err := gitgb.path(ctx)
+	if err != nil {
+		return err
+	}
+	gitgb.sql = query
+	return gitgb.sqlScan(ctx, v)
+}
+
+func (gitgb *GroupInvitationTokenGroupBy) sqlScan(ctx context.Context, v any) error {
+	for _, f := range gitgb.fields {
+		if !groupinvitationtoken.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
+		}
+	}
+	selector := gitgb.sqlQuery()
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := gitgb.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+func (gitgb *GroupInvitationTokenGroupBy) sqlQuery() *sql.Selector {
+	selector := gitgb.sql.Select()
+	aggregation := make([]string, 0, len(gitgb.fns))
+	for _, fn := range gitgb.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(gitgb.fields)+len(gitgb.fns))
+		for _, f := range gitgb.fields {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	return selector.GroupBy(selector.Columns(gitgb.fields...)...)
+}
+
+// GroupInvitationTokenSelect is the builder for selecting fields of GroupInvitationToken entities.
+type GroupInvitationTokenSelect struct {
+	*GroupInvitationTokenQuery
+	selector
+	// intermediate query (i.e. traversal path).
+	sql *sql.Selector
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (gits *GroupInvitationTokenSelect) Scan(ctx context.Context, v any) error {
+	if err := gits.prepareQuery(ctx); err != nil {
+		return err
+	}
+	gits.sql = gits.GroupInvitationTokenQuery.sqlQuery(ctx)
+	return gits.sqlScan(ctx, v)
+}
+
+func (gits *GroupInvitationTokenSelect) sqlScan(ctx context.Context, v any) error {
+	rows := &sql.Rows{}
+	query, args := gits.sql.Query()
+	if err := gits.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}