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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.
package schema
import (
"github.com/facebook/ent"
"github.com/facebook/ent/schema/edge"
"github.com/facebook/ent/schema/field"
"github.com/facebook/ent/schema/mixin"
)
type IDMixin struct {
mixin.Schema
}
func (IDMixin) Fields() []ent.Field {
return []ent.Field{
field.Float("before_id").
Optional().
Positive(),
field.Int("id").
Positive().
Immutable(),
field.Float("after_id").
Optional().
Negative(),
}
}
// Car holds the schema definition for the Car entity.
type Car struct {
ent.Schema
}
// Mixin of the Car.
func (Car) Mixin() []ent.Mixin {
return []ent.Mixin{
IDMixin{},
}
}
// Fields of the Car.
func (Car) Fields() []ent.Field {
return []ent.Field{
field.String("model"),
}
}
// Edges of the Car.
func (Car) Edges() []ent.Edge {
return []ent.Edge{
edge.From("owner", Pet.Type).
Ref("cars").
Unique(),
}
}
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