53 lines
1 KiB
TypeScript
53 lines
1 KiB
TypeScript
import {
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Column,
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Entity,
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Index,
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JoinColumn,
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ManyToOne, PrimaryColumn, Unique
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} from 'typeorm';
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import { EImageBackend } from './image.entity';
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@Entity()
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@Unique(['image_id', 'key'])
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export class EImageDerivativeBackend {
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@PrimaryColumn({ type: 'uuid', nullable: false, name: '_id' })
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@Index()
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fileKey: string;
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// == Reference to parent image
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@Index()
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@ManyToOne(() => EImageBackend, (image) => image.derivatives, {
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nullable: true,
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onDelete: 'SET NULL',
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})
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@JoinColumn({ name: 'image_id' })
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private _image?: any;
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@Column({
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name: 'image_id',
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nullable: true,
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})
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image_id: string | null;
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// == Derivative options hash
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@Index()
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@Column({ nullable: false })
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key: string;
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// == Filetype of the derivative
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@Column({ nullable: false })
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filetype: string;
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// == Last time the derivative was read
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@Column({
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type: 'timestamptz',
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name: 'last_read',
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nullable: false,
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})
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last_read: Date;
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// == Binary data
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@Column({ type: 'bytea', nullable: true })
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data: Buffer | null;
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}
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