mirror of
https://github.com/ent/ent.git
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104 lines
2.5 KiB
Go
104 lines
2.5 KiB
Go
// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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// This source code is licensed under the Apache 2.0 license found
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// in the LICENSE file in the root directory of this source tree.
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// Code generated by entc, DO NOT EDIT.
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package entv2
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import (
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"context"
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"errors"
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"github.com/facebookincubator/ent/dialect/sql/sqlgraph"
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"github.com/facebookincubator/ent/entc/integration/migrate/entv2/car"
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"github.com/facebookincubator/ent/entc/integration/migrate/entv2/user"
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"github.com/facebookincubator/ent/schema/field"
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)
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// CarCreate is the builder for creating a Car entity.
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type CarCreate struct {
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config
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owner map[int]struct{}
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}
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// SetOwnerID sets the owner edge to User by id.
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func (cc *CarCreate) SetOwnerID(id int) *CarCreate {
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if cc.owner == nil {
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cc.owner = make(map[int]struct{})
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}
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cc.owner[id] = struct{}{}
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return cc
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}
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// SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.
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func (cc *CarCreate) SetNillableOwnerID(id *int) *CarCreate {
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if id != nil {
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cc = cc.SetOwnerID(*id)
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}
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return cc
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}
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// SetOwner sets the owner edge to User.
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func (cc *CarCreate) SetOwner(u *User) *CarCreate {
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return cc.SetOwnerID(u.ID)
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}
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// Save creates the Car in the database.
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func (cc *CarCreate) Save(ctx context.Context) (*Car, error) {
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if len(cc.owner) > 1 {
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return nil, errors.New("entv2: multiple assignments on a unique edge \"owner\"")
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}
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return cc.sqlSave(ctx)
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}
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// SaveX calls Save and panics if Save returns an error.
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func (cc *CarCreate) SaveX(ctx context.Context) *Car {
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v, err := cc.Save(ctx)
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if err != nil {
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panic(err)
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}
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return v
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}
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func (cc *CarCreate) sqlSave(ctx context.Context) (*Car, error) {
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var (
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c = &Car{config: cc.config}
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spec = &sqlgraph.CreateSpec{
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Table: car.Table,
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ID: &sqlgraph.FieldSpec{
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Type: field.TypeInt,
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Column: car.FieldID,
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},
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}
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)
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if nodes := cc.owner; len(nodes) > 0 {
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edge := &sqlgraph.EdgeSpec{
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Rel: sqlgraph.M2O,
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Inverse: true,
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Table: car.OwnerTable,
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Columns: []string{car.OwnerColumn},
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Bidi: false,
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Target: &sqlgraph.EdgeTarget{
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IDSpec: &sqlgraph.FieldSpec{
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Type: field.TypeInt,
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Column: user.FieldID,
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},
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},
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}
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for k, _ := range nodes {
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edge.Target.Nodes = append(edge.Target.Nodes, k)
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}
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spec.Edges = append(spec.Edges, edge)
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}
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if err := sqlgraph.CreateNode(ctx, cc.driver, spec); err != nil {
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if cerr, ok := isSQLConstraintError(err); ok {
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err = cerr
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}
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return nil, err
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}
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id := spec.ID.Value.(int64)
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c.ID = int(id)
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return c, nil
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}
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