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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 ent
import (
"context"
"fmt"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/entc/integration/customid/ent/account"
"entgo.io/ent/entc/integration/customid/ent/predicate"
"entgo.io/ent/schema/field"
)
// AccountDelete is the builder for deleting a Account entity.
type AccountDelete struct {
config
hooks []Hook
mutation *AccountMutation
}
// Where appends a list predicates to the AccountDelete builder.
func (ad *AccountDelete) Where(ps ...predicate.Account) *AccountDelete {
ad.mutation.Where(ps...)
return ad
}
// Exec executes the deletion query and returns how many vertices were deleted.
func (ad *AccountDelete) Exec(ctx context.Context) (int, error) {
var (
err error
affected int
)
if len(ad.hooks) == 0 {
affected, err = ad.sqlExec(ctx)
} else {
var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
mutation, ok := m.(*AccountMutation)
if !ok {
return nil, fmt.Errorf("unexpected mutation type %T", m)
}
ad.mutation = mutation
affected, err = ad.sqlExec(ctx)
mutation.done = true
return affected, err
})
for i := len(ad.hooks) - 1; i >= 0; i-- {
if ad.hooks[i] == nil {
return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
}
mut = ad.hooks[i](mut)
}
if _, err := mut.Mutate(ctx, ad.mutation); err != nil {
return 0, err
}
}
return affected, err
}
// ExecX is like Exec, but panics if an error occurs.
func (ad *AccountDelete) ExecX(ctx context.Context) int {
n, err := ad.Exec(ctx)
if err != nil {
panic(err)
}
return n
}
func (ad *AccountDelete) sqlExec(ctx context.Context) (int, error) {
_spec := &sqlgraph.DeleteSpec{
Node: &sqlgraph.NodeSpec{
Table: account.Table,
ID: &sqlgraph.FieldSpec{
Type: field.TypeOther,
Column: account.FieldID,
},
},
}
if ps := ad.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
affected, err := sqlgraph.DeleteNodes(ctx, ad.driver, _spec)
if err != nil && sqlgraph.IsConstraintError(err) {
err = &ConstraintError{msg: err.Error(), wrap: err}
}
return affected, err
}
// AccountDeleteOne is the builder for deleting a single Account entity.
type AccountDeleteOne struct {
ad *AccountDelete
}
// Exec executes the deletion query.
func (ado *AccountDeleteOne) Exec(ctx context.Context) error {
n, err := ado.ad.Exec(ctx)
switch {
case err != nil:
return err
case n == 0:
return &NotFoundError{account.Label}
default:
return nil
}
}
// ExecX is like Exec, but panics if an error occurs.
func (ado *AccountDeleteOne) ExecX(ctx context.Context) {
ado.ad.ExecX(ctx)
}
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