Files
ent/entc/integration/gremlin/ent/comment_create.go
2019-12-18 13:00:25 +02:00

124 lines
3.6 KiB
Go

// Copyright (c) Facebook, Inc. and its affiliates. 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"
"github.com/facebookincubator/ent/dialect/gremlin"
"github.com/facebookincubator/ent/dialect/gremlin/graph/dsl"
"github.com/facebookincubator/ent/dialect/gremlin/graph/dsl/__"
"github.com/facebookincubator/ent/dialect/gremlin/graph/dsl/g"
"github.com/facebookincubator/ent/dialect/gremlin/graph/dsl/p"
"github.com/facebookincubator/ent/entc/integration/gremlin/ent/comment"
)
// CommentCreate is the builder for creating a Comment entity.
type CommentCreate struct {
config
unique_int *int
unique_float *float64
nillable_int *int
}
// SetUniqueInt sets the unique_int field.
func (cc *CommentCreate) SetUniqueInt(i int) *CommentCreate {
cc.unique_int = &i
return cc
}
// SetUniqueFloat sets the unique_float field.
func (cc *CommentCreate) SetUniqueFloat(f float64) *CommentCreate {
cc.unique_float = &f
return cc
}
// SetNillableInt sets the nillable_int field.
func (cc *CommentCreate) SetNillableInt(i int) *CommentCreate {
cc.nillable_int = &i
return cc
}
// SetNillableNillableInt sets the nillable_int field if the given value is not nil.
func (cc *CommentCreate) SetNillableNillableInt(i *int) *CommentCreate {
if i != nil {
cc.SetNillableInt(*i)
}
return cc
}
// Save creates the Comment in the database.
func (cc *CommentCreate) Save(ctx context.Context) (*Comment, error) {
if cc.unique_int == nil {
return nil, errors.New("ent: missing required field \"unique_int\"")
}
if cc.unique_float == nil {
return nil, errors.New("ent: missing required field \"unique_float\"")
}
return cc.gremlinSave(ctx)
}
// SaveX calls Save and panics if Save returns an error.
func (cc *CommentCreate) SaveX(ctx context.Context) *Comment {
v, err := cc.Save(ctx)
if err != nil {
panic(err)
}
return v
}
func (cc *CommentCreate) gremlinSave(ctx context.Context) (*Comment, error) {
res := &gremlin.Response{}
query, bindings := cc.gremlin().Query()
if err := cc.driver.Exec(ctx, query, bindings, res); err != nil {
return nil, err
}
if err, ok := isConstantError(res); ok {
return nil, err
}
c := &Comment{config: cc.config}
if err := c.FromResponse(res); err != nil {
return nil, err
}
return c, nil
}
func (cc *CommentCreate) gremlin() *dsl.Traversal {
type constraint struct {
pred *dsl.Traversal // constraint predicate.
test *dsl.Traversal // test matches and its constant.
}
constraints := make([]*constraint, 0, 2)
v := g.AddV(comment.Label)
if cc.unique_int != nil {
constraints = append(constraints, &constraint{
pred: g.V().Has(comment.Label, comment.FieldUniqueInt, *cc.unique_int).Count(),
test: __.Is(p.NEQ(0)).Constant(NewErrUniqueField(comment.Label, comment.FieldUniqueInt, *cc.unique_int)),
})
v.Property(dsl.Single, comment.FieldUniqueInt, *cc.unique_int)
}
if cc.unique_float != nil {
constraints = append(constraints, &constraint{
pred: g.V().Has(comment.Label, comment.FieldUniqueFloat, *cc.unique_float).Count(),
test: __.Is(p.NEQ(0)).Constant(NewErrUniqueField(comment.Label, comment.FieldUniqueFloat, *cc.unique_float)),
})
v.Property(dsl.Single, comment.FieldUniqueFloat, *cc.unique_float)
}
if cc.nillable_int != nil {
v.Property(dsl.Single, comment.FieldNillableInt, *cc.nillable_int)
}
if len(constraints) == 0 {
return v.ValueMap(true)
}
tr := constraints[0].pred.Coalesce(constraints[0].test, v.ValueMap(true))
for _, cr := range constraints[1:] {
tr = cr.pred.Coalesce(cr.test, tr)
}
return tr
}