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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 (
"time"
"entgo.io/ent/schema"
"entgo.io/ent"
"entgo.io/ent/dialect/entsql"
"entgo.io/ent/schema/edge"
"entgo.io/ent/schema/field"
"github.com/google/uuid"
)
// Blob holds the schema definition for the Blob entity.
type Blob struct {
ent.Schema
}
// Fields of the Blob.
func (Blob) Fields() []ent.Field {
return []ent.Field{
field.UUID("id", uuid.UUID{}).
Default(uuid.New).
Annotations(entsql.Annotation{
Default: "uuid_generate_v4()",
}).
Unique(),
field.UUID("uuid", uuid.UUID{}).
Default(uuid.New).
Unique(),
field.Int("count").
Default(0),
}
}
// Edges of the Blob.
func (Blob) Edges() []ent.Edge {
return []ent.Edge{
edge.To("parent", Blob.Type).
Unique(),
edge.To("links", Blob.Type).
Through("blob_links", BlobLink.Type),
}
}
// BlobLink holds the edge schema definition for blob links.
type BlobLink struct {
ent.Schema
}
// Annotations of the BlobLink.
func (BlobLink) Annotations() []schema.Annotation {
return []schema.Annotation{
field.ID("blob_id", "link_id"),
}
}
// Fields of the BlobLink.
func (BlobLink) Fields() []ent.Field {
return []ent.Field{
field.Time("created_at").
Default(time.Now),
field.UUID("blob_id", uuid.UUID{}),
field.UUID("link_id", uuid.UUID{}),
}
}
// Edges of the BlobLink.
func (BlobLink) Edges() []ent.Edge {
return []ent.Edge{
edge.To("blob", Blob.Type).
Field("blob_id").
Required().
Unique(),
edge.To("link", Blob.Type).
Field("link_id").
Required().
Unique(),
}
}
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