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