-
Notifications
You must be signed in to change notification settings - Fork 894
/
city_create.go
146 lines (133 loc) · 3.52 KB
/
city_create.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
// 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 entc, DO NOT EDIT.
package ent
import (
"context"
"errors"
"fmt"
"github.com/facebookincubator/ent/dialect/sql/sqlgraph"
"github.com/facebookincubator/ent/examples/edgeindex/ent/city"
"github.com/facebookincubator/ent/examples/edgeindex/ent/street"
"github.com/facebookincubator/ent/schema/field"
)
// CityCreate is the builder for creating a City entity.
type CityCreate struct {
config
mutation *CityMutation
hooks []Hook
}
// SetName sets the name field.
func (cc *CityCreate) SetName(s string) *CityCreate {
cc.mutation.SetName(s)
return cc
}
// AddStreetIDs adds the streets edge to Street by ids.
func (cc *CityCreate) AddStreetIDs(ids ...int) *CityCreate {
cc.mutation.AddStreetIDs(ids...)
return cc
}
// AddStreets adds the streets edges to Street.
func (cc *CityCreate) AddStreets(s ...*Street) *CityCreate {
ids := make([]int, len(s))
for i := range s {
ids[i] = s[i].ID
}
return cc.AddStreetIDs(ids...)
}
// Mutation returns the CityMutation object of the builder.
func (cc *CityCreate) Mutation() *CityMutation {
return cc.mutation
}
// Save creates the City in the database.
func (cc *CityCreate) Save(ctx context.Context) (*City, error) {
if _, ok := cc.mutation.Name(); !ok {
return nil, &ValidationError{Name: "name", err: errors.New("ent: missing required field \"name\"")}
}
var (
err error
node *City
)
if len(cc.hooks) == 0 {
node, err = cc.sqlSave(ctx)
} else {
var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
mutation, ok := m.(*CityMutation)
if !ok {
return nil, fmt.Errorf("unexpected mutation type %T", m)
}
cc.mutation = mutation
node, err = cc.sqlSave(ctx)
mutation.done = true
return node, err
})
for i := len(cc.hooks) - 1; i >= 0; i-- {
mut = cc.hooks[i](mut)
}
if _, err := mut.Mutate(ctx, cc.mutation); err != nil {
return nil, err
}
}
return node, err
}
// SaveX calls Save and panics if Save returns an error.
func (cc *CityCreate) SaveX(ctx context.Context) *City {
v, err := cc.Save(ctx)
if err != nil {
panic(err)
}
return v
}
func (cc *CityCreate) sqlSave(ctx context.Context) (*City, error) {
c, _spec := cc.createSpec()
if err := sqlgraph.CreateNode(ctx, cc.driver, _spec); err != nil {
if cerr, ok := isSQLConstraintError(err); ok {
err = cerr
}
return nil, err
}
id := _spec.ID.Value.(int64)
c.ID = int(id)
return c, nil
}
func (cc *CityCreate) createSpec() (*City, *sqlgraph.CreateSpec) {
var (
c = &City{config: cc.config}
_spec = &sqlgraph.CreateSpec{
Table: city.Table,
ID: &sqlgraph.FieldSpec{
Type: field.TypeInt,
Column: city.FieldID,
},
}
)
if value, ok := cc.mutation.Name(); ok {
_spec.Fields = append(_spec.Fields, &sqlgraph.FieldSpec{
Type: field.TypeString,
Value: value,
Column: city.FieldName,
})
c.Name = value
}
if nodes := cc.mutation.StreetsIDs(); len(nodes) > 0 {
edge := &sqlgraph.EdgeSpec{
Rel: sqlgraph.O2M,
Inverse: false,
Table: city.StreetsTable,
Columns: []string{city.StreetsColumn},
Bidi: false,
Target: &sqlgraph.EdgeTarget{
IDSpec: &sqlgraph.FieldSpec{
Type: field.TypeInt,
Column: street.FieldID,
},
},
}
for _, k := range nodes {
edge.Target.Nodes = append(edge.Target.Nodes, k)
}
_spec.Edges = append(_spec.Edges, edge)
}
return c, _spec
}