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group_update.go
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group_update.go
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// 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 entv2
import (
"context"
"errors"
"fmt"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/entc/integration/migrate/entv2/group"
"entgo.io/ent/entc/integration/migrate/entv2/predicate"
"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 (gu *GroupUpdate) Where(ps ...predicate.Group) *GroupUpdate {
gu.mutation.Where(ps...)
return gu
}
// Mutation returns the GroupMutation object of the builder.
func (gu *GroupUpdate) Mutation() *GroupMutation {
return gu.mutation
}
// Save executes the query and returns the number of nodes affected by the update operation.
func (gu *GroupUpdate) Save(ctx context.Context) (int, error) {
return withHooks[int, GroupMutation](ctx, gu.sqlSave, gu.mutation, gu.hooks)
}
// SaveX is like Save, but panics if an error occurs.
func (gu *GroupUpdate) SaveX(ctx context.Context) int {
affected, err := gu.Save(ctx)
if err != nil {
panic(err)
}
return affected
}
// Exec executes the query.
func (gu *GroupUpdate) Exec(ctx context.Context) error {
_, err := gu.Save(ctx)
return err
}
// ExecX is like Exec, but panics if an error occurs.
func (gu *GroupUpdate) ExecX(ctx context.Context) {
if err := gu.Exec(ctx); err != nil {
panic(err)
}
}
func (gu *GroupUpdate) sqlSave(ctx context.Context) (n int, err error) {
_spec := &sqlgraph.UpdateSpec{
Node: &sqlgraph.NodeSpec{
Table: group.Table,
Columns: group.Columns,
ID: &sqlgraph.FieldSpec{
Type: field.TypeInt,
Column: group.FieldID,
},
},
}
if ps := gu.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
if n, err = sqlgraph.UpdateNodes(ctx, gu.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
}
gu.mutation.done = true
return n, nil
}
// GroupUpdateOne is the builder for updating a single Group entity.
type GroupUpdateOne struct {
config
fields []string
hooks []Hook
mutation *GroupMutation
}
// Mutation returns the GroupMutation object of the builder.
func (guo *GroupUpdateOne) Mutation() *GroupMutation {
return guo.mutation
}
// Select allows selecting one or more fields (columns) of the returned entity.
// The default is selecting all fields defined in the entity schema.
func (guo *GroupUpdateOne) Select(field string, fields ...string) *GroupUpdateOne {
guo.fields = append([]string{field}, fields...)
return guo
}
// Save executes the query and returns the updated Group entity.
func (guo *GroupUpdateOne) Save(ctx context.Context) (*Group, error) {
return withHooks[*Group, GroupMutation](ctx, guo.sqlSave, guo.mutation, guo.hooks)
}
// SaveX is like Save, but panics if an error occurs.
func (guo *GroupUpdateOne) SaveX(ctx context.Context) *Group {
node, err := guo.Save(ctx)
if err != nil {
panic(err)
}
return node
}
// Exec executes the query on the entity.
func (guo *GroupUpdateOne) Exec(ctx context.Context) error {
_, err := guo.Save(ctx)
return err
}
// ExecX is like Exec, but panics if an error occurs.
func (guo *GroupUpdateOne) ExecX(ctx context.Context) {
if err := guo.Exec(ctx); err != nil {
panic(err)
}
}
func (guo *GroupUpdateOne) sqlSave(ctx context.Context) (_node *Group, err error) {
_spec := &sqlgraph.UpdateSpec{
Node: &sqlgraph.NodeSpec{
Table: group.Table,
Columns: group.Columns,
ID: &sqlgraph.FieldSpec{
Type: field.TypeInt,
Column: group.FieldID,
},
},
}
id, ok := guo.mutation.ID()
if !ok {
return nil, &ValidationError{Name: "id", err: errors.New(`entv2: missing "Group.id" for update`)}
}
_spec.Node.ID.Value = id
if fields := guo.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("entv2: invalid field %q for query", f)}
}
if f != group.FieldID {
_spec.Node.Columns = append(_spec.Node.Columns, f)
}
}
}
if ps := guo.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
_node = &Group{config: guo.config}
_spec.Assign = _node.assignValues
_spec.ScanValues = _node.scanValues
if err = sqlgraph.UpdateNode(ctx, guo.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
}
guo.mutation.done = true
return _node, nil
}