59 lines
1023 B
Go
59 lines
1023 B
Go
// Copyright 2019-present Facebook Inc. 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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package schema
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import (
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"entgo.io/ent"
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"entgo.io/ent/schema/edge"
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"entgo.io/ent/schema/field"
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"entgo.io/ent/schema/mixin"
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)
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type IDMixin struct {
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mixin.Schema
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}
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func (IDMixin) Fields() []ent.Field {
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return []ent.Field{
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field.Float("before_id").
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Optional().
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Positive(),
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field.Int("id").
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Positive().
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Immutable(),
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field.Float("after_id").
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Optional().
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Negative(),
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}
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}
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// Car holds the schema definition for the Car entity.
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type Car struct {
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ent.Schema
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}
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// Mixin of the Car.
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func (Car) Mixin() []ent.Mixin {
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return []ent.Mixin{
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IDMixin{},
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}
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}
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// Fields of the Car.
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func (Car) Fields() []ent.Field {
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return []ent.Field{
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field.String("model"),
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}
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}
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// Edges of the Car.
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func (Car) Edges() []ent.Edge {
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return []ent.Edge{
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edge.From("owner", Pet.Type).
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Ref("cars").
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Unique(),
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}
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}
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