// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.

// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"

	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/entc/integration/edgeschema/ent/group"
	"entgo.io/ent/entc/integration/edgeschema/ent/grouptag"
	"entgo.io/ent/entc/integration/edgeschema/ent/predicate"
	"entgo.io/ent/entc/integration/edgeschema/ent/tag"
	"entgo.io/ent/entc/integration/edgeschema/ent/user"
	"entgo.io/ent/entc/integration/edgeschema/ent/usergroup"
	"entgo.io/ent/schema/field"
)

// GroupUpdate is the builder for updating Group entities.
type GroupUpdate struct {
	config
	hooks    []Hook
	mutation *GroupMutation
}

// Where appends a list predicates to the GroupUpdate builder.
func (_u *GroupUpdate) Where(ps ...predicate.Group) *GroupUpdate {
	_u.mutation.Where(ps...)
	return _u
}

// SetName sets the "name" field.
func (_u *GroupUpdate) SetName(v string) *GroupUpdate {
	_u.mutation.SetName(v)
	return _u
}

// SetNillableName sets the "name" field if the given value is not nil.
func (_u *GroupUpdate) SetNillableName(v *string) *GroupUpdate {
	if v != nil {
		_u.SetName(*v)
	}
	return _u
}

// AddUserIDs adds the "users" edge to the User entity by IDs.
func (_u *GroupUpdate) AddUserIDs(ids ...int) *GroupUpdate {
	_u.mutation.AddUserIDs(ids...)
	return _u
}

// AddUsers adds the "users" edges to the User entity.
func (_u *GroupUpdate) AddUsers(v ...*User) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddUserIDs(ids...)
}

// AddTagIDs adds the "tags" edge to the Tag entity by IDs.
func (_u *GroupUpdate) AddTagIDs(ids ...int) *GroupUpdate {
	_u.mutation.AddTagIDs(ids...)
	return _u
}

// AddTags adds the "tags" edges to the Tag entity.
func (_u *GroupUpdate) AddTags(v ...*Tag) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddTagIDs(ids...)
}

// AddJoinedUserIDs adds the "joined_users" edge to the UserGroup entity by IDs.
func (_u *GroupUpdate) AddJoinedUserIDs(ids ...int) *GroupUpdate {
	_u.mutation.AddJoinedUserIDs(ids...)
	return _u
}

// AddJoinedUsers adds the "joined_users" edges to the UserGroup entity.
func (_u *GroupUpdate) AddJoinedUsers(v ...*UserGroup) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddJoinedUserIDs(ids...)
}

// AddGroupTagIDs adds the "group_tags" edge to the GroupTag entity by IDs.
func (_u *GroupUpdate) AddGroupTagIDs(ids ...int) *GroupUpdate {
	_u.mutation.AddGroupTagIDs(ids...)
	return _u
}

// AddGroupTags adds the "group_tags" edges to the GroupTag entity.
func (_u *GroupUpdate) AddGroupTags(v ...*GroupTag) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddGroupTagIDs(ids...)
}

// Mutation returns the GroupMutation object of the builder.
func (_u *GroupUpdate) Mutation() *GroupMutation {
	return _u.mutation
}

// ClearUsers clears all "users" edges to the User entity.
func (_u *GroupUpdate) ClearUsers() *GroupUpdate {
	_u.mutation.ClearUsers()
	return _u
}

// RemoveUserIDs removes the "users" edge to User entities by IDs.
func (_u *GroupUpdate) RemoveUserIDs(ids ...int) *GroupUpdate {
	_u.mutation.RemoveUserIDs(ids...)
	return _u
}

// RemoveUsers removes "users" edges to User entities.
func (_u *GroupUpdate) RemoveUsers(v ...*User) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveUserIDs(ids...)
}

// ClearTags clears all "tags" edges to the Tag entity.
func (_u *GroupUpdate) ClearTags() *GroupUpdate {
	_u.mutation.ClearTags()
	return _u
}

// RemoveTagIDs removes the "tags" edge to Tag entities by IDs.
func (_u *GroupUpdate) RemoveTagIDs(ids ...int) *GroupUpdate {
	_u.mutation.RemoveTagIDs(ids...)
	return _u
}

// RemoveTags removes "tags" edges to Tag entities.
func (_u *GroupUpdate) RemoveTags(v ...*Tag) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveTagIDs(ids...)
}

// ClearJoinedUsers clears all "joined_users" edges to the UserGroup entity.
func (_u *GroupUpdate) ClearJoinedUsers() *GroupUpdate {
	_u.mutation.ClearJoinedUsers()
	return _u
}

// RemoveJoinedUserIDs removes the "joined_users" edge to UserGroup entities by IDs.
func (_u *GroupUpdate) RemoveJoinedUserIDs(ids ...int) *GroupUpdate {
	_u.mutation.RemoveJoinedUserIDs(ids...)
	return _u
}

// RemoveJoinedUsers removes "joined_users" edges to UserGroup entities.
func (_u *GroupUpdate) RemoveJoinedUsers(v ...*UserGroup) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveJoinedUserIDs(ids...)
}

// ClearGroupTags clears all "group_tags" edges to the GroupTag entity.
func (_u *GroupUpdate) ClearGroupTags() *GroupUpdate {
	_u.mutation.ClearGroupTags()
	return _u
}

// RemoveGroupTagIDs removes the "group_tags" edge to GroupTag entities by IDs.
func (_u *GroupUpdate) RemoveGroupTagIDs(ids ...int) *GroupUpdate {
	_u.mutation.RemoveGroupTagIDs(ids...)
	return _u
}

// RemoveGroupTags removes "group_tags" edges to GroupTag entities.
func (_u *GroupUpdate) RemoveGroupTags(v ...*GroupTag) *GroupUpdate {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveGroupTagIDs(ids...)
}

// Save executes the query and returns the number of nodes affected by the update operation.
func (_u *GroupUpdate) Save(ctx context.Context) (int, error) {
	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
}

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

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

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

func (_u *GroupUpdate) sqlSave(ctx context.Context) (_node int, err error) {
	_spec := sqlgraph.NewUpdateSpec(group.Table, group.Columns, sqlgraph.NewFieldSpec(group.FieldID, field.TypeInt))
	if ps := _u.mutation.Predicates(); len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := _u.mutation.Name(); ok {
		_spec.SetField(group.FieldName, field.TypeString, value)
	}
	if _u.mutation.UsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.UsersTable,
			Columns: group.UsersPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt),
			},
		}
		createE := &UserGroupCreate{config: _u.config, mutation: newUserGroupMutation(_u.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedUsersIDs(); len(nodes) > 0 && !_u.mutation.UsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.UsersTable,
			Columns: group.UsersPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		createE := &UserGroupCreate{config: _u.config, mutation: newUserGroupMutation(_u.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.UsersIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.UsersTable,
			Columns: group.UsersPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		createE := &UserGroupCreate{config: _u.config, mutation: newUserGroupMutation(_u.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _u.mutation.TagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.TagsTable,
			Columns: group.TagsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(tag.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedTagsIDs(); len(nodes) > 0 && !_u.mutation.TagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.TagsTable,
			Columns: group.TagsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(tag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.TagsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.TagsTable,
			Columns: group.TagsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(tag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _u.mutation.JoinedUsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.JoinedUsersTable,
			Columns: []string{group.JoinedUsersColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(usergroup.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedJoinedUsersIDs(); len(nodes) > 0 && !_u.mutation.JoinedUsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.JoinedUsersTable,
			Columns: []string{group.JoinedUsersColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(usergroup.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.JoinedUsersIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.JoinedUsersTable,
			Columns: []string{group.JoinedUsersColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(usergroup.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _u.mutation.GroupTagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.GroupTagsTable,
			Columns: []string{group.GroupTagsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(grouptag.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedGroupTagsIDs(); len(nodes) > 0 && !_u.mutation.GroupTagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.GroupTagsTable,
			Columns: []string{group.GroupTagsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(grouptag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.GroupTagsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.GroupTagsTable,
			Columns: []string{group.GroupTagsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(grouptag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{group.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	_u.mutation.done = true
	return _node, nil
}

// GroupUpdateOne is the builder for updating a single Group entity.
type GroupUpdateOne struct {
	config
	fields   []string
	hooks    []Hook
	mutation *GroupMutation
}

// SetName sets the "name" field.
func (_u *GroupUpdateOne) SetName(v string) *GroupUpdateOne {
	_u.mutation.SetName(v)
	return _u
}

// SetNillableName sets the "name" field if the given value is not nil.
func (_u *GroupUpdateOne) SetNillableName(v *string) *GroupUpdateOne {
	if v != nil {
		_u.SetName(*v)
	}
	return _u
}

// AddUserIDs adds the "users" edge to the User entity by IDs.
func (_u *GroupUpdateOne) AddUserIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.AddUserIDs(ids...)
	return _u
}

// AddUsers adds the "users" edges to the User entity.
func (_u *GroupUpdateOne) AddUsers(v ...*User) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddUserIDs(ids...)
}

// AddTagIDs adds the "tags" edge to the Tag entity by IDs.
func (_u *GroupUpdateOne) AddTagIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.AddTagIDs(ids...)
	return _u
}

// AddTags adds the "tags" edges to the Tag entity.
func (_u *GroupUpdateOne) AddTags(v ...*Tag) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddTagIDs(ids...)
}

// AddJoinedUserIDs adds the "joined_users" edge to the UserGroup entity by IDs.
func (_u *GroupUpdateOne) AddJoinedUserIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.AddJoinedUserIDs(ids...)
	return _u
}

// AddJoinedUsers adds the "joined_users" edges to the UserGroup entity.
func (_u *GroupUpdateOne) AddJoinedUsers(v ...*UserGroup) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddJoinedUserIDs(ids...)
}

// AddGroupTagIDs adds the "group_tags" edge to the GroupTag entity by IDs.
func (_u *GroupUpdateOne) AddGroupTagIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.AddGroupTagIDs(ids...)
	return _u
}

// AddGroupTags adds the "group_tags" edges to the GroupTag entity.
func (_u *GroupUpdateOne) AddGroupTags(v ...*GroupTag) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.AddGroupTagIDs(ids...)
}

// Mutation returns the GroupMutation object of the builder.
func (_u *GroupUpdateOne) Mutation() *GroupMutation {
	return _u.mutation
}

// ClearUsers clears all "users" edges to the User entity.
func (_u *GroupUpdateOne) ClearUsers() *GroupUpdateOne {
	_u.mutation.ClearUsers()
	return _u
}

// RemoveUserIDs removes the "users" edge to User entities by IDs.
func (_u *GroupUpdateOne) RemoveUserIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.RemoveUserIDs(ids...)
	return _u
}

// RemoveUsers removes "users" edges to User entities.
func (_u *GroupUpdateOne) RemoveUsers(v ...*User) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveUserIDs(ids...)
}

// ClearTags clears all "tags" edges to the Tag entity.
func (_u *GroupUpdateOne) ClearTags() *GroupUpdateOne {
	_u.mutation.ClearTags()
	return _u
}

// RemoveTagIDs removes the "tags" edge to Tag entities by IDs.
func (_u *GroupUpdateOne) RemoveTagIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.RemoveTagIDs(ids...)
	return _u
}

// RemoveTags removes "tags" edges to Tag entities.
func (_u *GroupUpdateOne) RemoveTags(v ...*Tag) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveTagIDs(ids...)
}

// ClearJoinedUsers clears all "joined_users" edges to the UserGroup entity.
func (_u *GroupUpdateOne) ClearJoinedUsers() *GroupUpdateOne {
	_u.mutation.ClearJoinedUsers()
	return _u
}

// RemoveJoinedUserIDs removes the "joined_users" edge to UserGroup entities by IDs.
func (_u *GroupUpdateOne) RemoveJoinedUserIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.RemoveJoinedUserIDs(ids...)
	return _u
}

// RemoveJoinedUsers removes "joined_users" edges to UserGroup entities.
func (_u *GroupUpdateOne) RemoveJoinedUsers(v ...*UserGroup) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveJoinedUserIDs(ids...)
}

// ClearGroupTags clears all "group_tags" edges to the GroupTag entity.
func (_u *GroupUpdateOne) ClearGroupTags() *GroupUpdateOne {
	_u.mutation.ClearGroupTags()
	return _u
}

// RemoveGroupTagIDs removes the "group_tags" edge to GroupTag entities by IDs.
func (_u *GroupUpdateOne) RemoveGroupTagIDs(ids ...int) *GroupUpdateOne {
	_u.mutation.RemoveGroupTagIDs(ids...)
	return _u
}

// RemoveGroupTags removes "group_tags" edges to GroupTag entities.
func (_u *GroupUpdateOne) RemoveGroupTags(v ...*GroupTag) *GroupUpdateOne {
	ids := make([]int, len(v))
	for i := range v {
		ids[i] = v[i].ID
	}
	return _u.RemoveGroupTagIDs(ids...)
}

// Where appends a list predicates to the GroupUpdate builder.
func (_u *GroupUpdateOne) Where(ps ...predicate.Group) *GroupUpdateOne {
	_u.mutation.Where(ps...)
	return _u
}

// Select allows selecting one or more fields (columns) of the returned entity.
// The default is selecting all fields defined in the entity schema.
func (_u *GroupUpdateOne) Select(field string, fields ...string) *GroupUpdateOne {
	_u.fields = append([]string{field}, fields...)
	return _u
}

// Save executes the query and returns the updated Group entity.
func (_u *GroupUpdateOne) Save(ctx context.Context) (*Group, error) {
	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
}

// SaveX is like Save, but panics if an error occurs.
func (_u *GroupUpdateOne) SaveX(ctx context.Context) *Group {
	node, err := _u.Save(ctx)
	if err != nil {
		panic(err)
	}
	return node
}

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

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

func (_u *GroupUpdateOne) sqlSave(ctx context.Context) (_node *Group, err error) {
	_spec := sqlgraph.NewUpdateSpec(group.Table, group.Columns, sqlgraph.NewFieldSpec(group.FieldID, field.TypeInt))
	id, ok := _u.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Group.id" for update`)}
	}
	_spec.Node.ID.Value = id
	if fields := _u.fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, group.FieldID)
		for _, f := range fields {
			if !group.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != group.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, f)
			}
		}
	}
	if ps := _u.mutation.Predicates(); len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := _u.mutation.Name(); ok {
		_spec.SetField(group.FieldName, field.TypeString, value)
	}
	if _u.mutation.UsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.UsersTable,
			Columns: group.UsersPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt),
			},
		}
		createE := &UserGroupCreate{config: _u.config, mutation: newUserGroupMutation(_u.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedUsersIDs(); len(nodes) > 0 && !_u.mutation.UsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.UsersTable,
			Columns: group.UsersPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		createE := &UserGroupCreate{config: _u.config, mutation: newUserGroupMutation(_u.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.UsersIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.UsersTable,
			Columns: group.UsersPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		createE := &UserGroupCreate{config: _u.config, mutation: newUserGroupMutation(_u.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _u.mutation.TagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.TagsTable,
			Columns: group.TagsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(tag.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedTagsIDs(); len(nodes) > 0 && !_u.mutation.TagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.TagsTable,
			Columns: group.TagsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(tag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.TagsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   group.TagsTable,
			Columns: group.TagsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(tag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _u.mutation.JoinedUsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.JoinedUsersTable,
			Columns: []string{group.JoinedUsersColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(usergroup.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedJoinedUsersIDs(); len(nodes) > 0 && !_u.mutation.JoinedUsersCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.JoinedUsersTable,
			Columns: []string{group.JoinedUsersColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(usergroup.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.JoinedUsersIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.JoinedUsersTable,
			Columns: []string{group.JoinedUsersColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(usergroup.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if _u.mutation.GroupTagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.GroupTagsTable,
			Columns: []string{group.GroupTagsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(grouptag.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.RemovedGroupTagsIDs(); len(nodes) > 0 && !_u.mutation.GroupTagsCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.GroupTagsTable,
			Columns: []string{group.GroupTagsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(grouptag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := _u.mutation.GroupTagsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   group.GroupTagsTable,
			Columns: []string{group.GroupTagsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(grouptag.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	_node = &Group{config: _u.config}
	_spec.Assign = _node.assignValues
	_spec.ScanValues = _node.scanValues
	if err = sqlgraph.UpdateNode(ctx, _u.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{group.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	_u.mutation.done = true
	return _node, nil
}