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href-plus/source/ts/utilities/release.ts

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TypeScript
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import RelationLink from './relation-link.js';
type ApiReleaseData = {
'artist-credit': Array<{
name: string;
joinphrase: string;
}>;
'cover-art-archive': {
front: boolean;
};
id: string;
relations: Array<{
url: {
resource: string;
};
}>;
title: string;
};
// eslint-disable-next-line @typescript-eslint/naming-convention
interface IRelease {
artist: string;
image: string | undefined;
links: RelationLink[];
title: string;
}
export default interface Release extends IRelease {}
export default class Release {
public static async fromMbid(mbid: string): Promise<Release> {
const apiResponse = await window.fetch(this.apiUrl(mbid), {
headers: {
accept: 'application/json',
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'user-agent': hrefPlusUserAgent,
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},
});
if (!apiResponse.ok) {
throw new Error(`No release found with MBID ${mbid}`);
}
const data = (await apiResponse.json()) as ApiReleaseData;
const artist = data['artist-credit']
.map(({name, joinphrase}) => `${name}${joinphrase}`)
.join('');
const image = data['cover-art-archive'].front
? `https://coverartarchive.org/release/${mbid}/front-500`
: undefined;
const relations = new Set(data.relations.map(({url}) => url.resource));
const links = Array.from(relations)
.map((url) => new RelationLink(url))
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.sort((a, b) => a.text.localeCompare(b.text));
return new Release({
artist,
image,
links,
title: data.title,
});
}
private static apiUrl(mbid: string): string {
const root = 'https://musicbrainz.org/ws/2';
return `${root}/release/${mbid}?inc=artists+url-rels`;
}
constructor(release: IRelease) {
Object.assign(this, release, {});
}
public display(): string {
return `${this.artist} - ${this.title}`;
}
}