66 lines
1.3 KiB
Go
66 lines
1.3 KiB
Go
// 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 (
|
|
"time"
|
|
|
|
"entgo.io/ent"
|
|
"entgo.io/ent/dialect/entsql"
|
|
"entgo.io/ent/schema"
|
|
"entgo.io/ent/schema/edge"
|
|
"entgo.io/ent/schema/field"
|
|
"entgo.io/ent/schema/index"
|
|
)
|
|
|
|
// Friendship holds the edge schema definition of the Friendship relationship.
|
|
type Friendship struct {
|
|
ent.Schema
|
|
}
|
|
|
|
// Fields of the Friendship.
|
|
func (Friendship) Fields() []ent.Field {
|
|
return []ent.Field{
|
|
field.Int("weight").
|
|
Default(1),
|
|
field.Time("created_at").
|
|
Default(time.Now),
|
|
field.Int("user_id").
|
|
Immutable(),
|
|
field.Int("friend_id").
|
|
Immutable(),
|
|
}
|
|
}
|
|
|
|
// Edges of the Friendship.
|
|
func (Friendship) Edges() []ent.Edge {
|
|
return []ent.Edge{
|
|
edge.To("user", User.Type).
|
|
Unique().
|
|
Required().
|
|
Immutable().
|
|
Field("user_id"),
|
|
edge.To("friend", User.Type).
|
|
Unique().
|
|
Required().
|
|
Immutable().
|
|
Field("friend_id"),
|
|
}
|
|
}
|
|
|
|
// Indexes of the Friendship.
|
|
func (Friendship) Indexes() []ent.Index {
|
|
return []ent.Index{
|
|
index.Fields("created_at"),
|
|
}
|
|
}
|
|
|
|
// Annotations of the Friendship.
|
|
func (Friendship) Annotations() []schema.Annotation {
|
|
return []schema.Annotation{
|
|
entsql.Schema("db2"),
|
|
}
|
|
}
|