95 lines
2.2 KiB
TypeScript
95 lines
2.2 KiB
TypeScript
/**
|
|
* Domain Entity: Media
|
|
*
|
|
* Represents a media file (image, video, etc.) stored in the system.
|
|
*/
|
|
|
|
import type { IEntity } from '@core/shared/domain';
|
|
import { MediaUrl } from '../value-objects/MediaUrl';
|
|
|
|
export type MediaType = 'image' | 'video' | 'document';
|
|
|
|
export interface MediaProps {
|
|
id: string;
|
|
filename: string;
|
|
originalName: string;
|
|
mimeType: string;
|
|
size: number;
|
|
url: string;
|
|
type: MediaType;
|
|
uploadedBy: string;
|
|
uploadedAt: Date;
|
|
metadata?: Record<string, any> | undefined;
|
|
}
|
|
|
|
export class Media implements IEntity<string> {
|
|
readonly id: string;
|
|
readonly filename: string;
|
|
readonly originalName: string;
|
|
readonly mimeType: string;
|
|
readonly size: number;
|
|
readonly url: MediaUrl;
|
|
readonly type: MediaType;
|
|
readonly uploadedBy: string;
|
|
readonly uploadedAt: Date;
|
|
readonly metadata?: Record<string, any> | undefined;
|
|
|
|
private constructor(props: MediaProps) {
|
|
this.id = props.id;
|
|
this.filename = props.filename;
|
|
this.originalName = props.originalName;
|
|
this.mimeType = props.mimeType;
|
|
this.size = props.size;
|
|
this.url = MediaUrl.create(props.url);
|
|
this.type = props.type;
|
|
this.uploadedBy = props.uploadedBy;
|
|
this.uploadedAt = props.uploadedAt;
|
|
this.metadata = props.metadata;
|
|
}
|
|
|
|
static create(props: {
|
|
id: string;
|
|
filename: string;
|
|
originalName: string;
|
|
mimeType: string;
|
|
size: number;
|
|
url: string;
|
|
type: MediaType;
|
|
uploadedBy: string;
|
|
metadata?: Record<string, any>;
|
|
}): Media {
|
|
if (!props.filename) {
|
|
throw new Error('Filename is required');
|
|
}
|
|
if (!props.url) {
|
|
throw new Error('URL is required');
|
|
}
|
|
if (!props.uploadedBy) {
|
|
throw new Error('Uploaded by is required');
|
|
}
|
|
|
|
return new Media({
|
|
...props,
|
|
uploadedAt: new Date(),
|
|
});
|
|
}
|
|
|
|
static reconstitute(props: MediaProps): Media {
|
|
return new Media(props);
|
|
}
|
|
|
|
toProps(): MediaProps {
|
|
return {
|
|
id: this.id,
|
|
filename: this.filename,
|
|
originalName: this.originalName,
|
|
mimeType: this.mimeType,
|
|
size: this.size,
|
|
url: this.url.value,
|
|
type: this.type,
|
|
uploadedBy: this.uploadedBy,
|
|
uploadedAt: this.uploadedAt,
|
|
metadata: this.metadata,
|
|
};
|
|
}
|
|
} |