2021-09-17 14:36:32 +05:30

329 lines
10 KiB
TypeScript

import { request } from '../YouTube/utils/request';
import { SpotifyDataOptions } from '.';
interface SpotifyTrackAlbum {
name: string;
url: string;
id: string;
release_date: string;
release_date_precision: string;
total_tracks: number;
}
interface SpotifyArtists {
name: string;
url: string;
id: string;
}
interface SpotifyThumbnail {
height: number;
width: number;
url: string;
}
interface SpotifyCopyright {
text: string;
type: string;
}
export class SpotifyVideo {
name: string;
type: 'track' | 'playlist' | 'album';
id: string;
url: string;
explicit: boolean;
durationInSec: number;
durationInMs: number;
artists: SpotifyArtists[];
album: SpotifyTrackAlbum;
thumbnail: SpotifyThumbnail;
constructor(data: any) {
this.name = data.name;
this.id = data.id;
this.type = 'track';
this.url = data.external_urls.spotify;
this.explicit = data.explicit;
this.durationInMs = data.duration_ms;
this.durationInSec = Math.round(this.durationInMs / 1000);
const artists: SpotifyArtists[] = [];
data.artists.forEach((v: any) => {
artists.push({
name: v.name,
id: v.id,
url: v.external_urls.spotify
});
});
this.artists = artists;
this.album = {
name: data.album.name,
url: data.external_urls.spotify,
id: data.album.id,
release_date: data.album.release_date,
release_date_precision: data.album.release_date_precision,
total_tracks: data.album.total_tracks
};
this.thumbnail = data.album.images[0];
}
toJSON() {
return {
name: this.name,
id: this.id,
type: this.type,
url: this.url,
explicit: this.explicit,
durationInMs: this.durationInMs,
durationInSec: this.durationInSec,
artists: this.artists,
album: this.album,
thumbnail: this.thumbnail
};
}
}
export class SpotifyPlaylist {
name: string;
type: 'track' | 'playlist' | 'album';
collaborative: boolean;
description: string;
url: string;
id: string;
thumbnail: SpotifyThumbnail;
owner: SpotifyArtists;
tracksCount: number;
private spotifyData: SpotifyDataOptions;
private fetched_tracks: Map<string, SpotifyVideo[]>;
constructor(data: any, spotifyData: SpotifyDataOptions) {
this.name = data.name;
this.type = 'playlist';
this.collaborative = data.collaborative;
this.description = data.description;
this.url = data.external_urls.spotify;
this.id = data.id;
this.thumbnail = data.images[0];
this.owner = {
name: data.owner.display_name,
url: data.owner.external_urls.spotify,
id: data.owner.id
};
this.tracksCount = Number(data.tracks.total);
const videos: SpotifyVideo[] = [];
data.tracks.items.forEach((v: any) => {
videos.push(new SpotifyVideo(v.track));
});
this.fetched_tracks = new Map();
this.fetched_tracks.set('1', videos);
this.spotifyData = spotifyData;
}
async fetch() {
let fetching: number;
if (this.tracksCount > 1000) fetching = 1000;
else fetching = this.tracksCount;
if (fetching <= 100) return;
const work = [];
for (let i = 2; i <= Math.ceil(fetching / 100); i++) {
work.push(
new Promise(async (resolve, reject) => {
const response = await request(
`https://api.spotify.com/v1/playlists/${this.id}/tracks?offset=${
(i - 1) * 100
}&limit=100&market=${this.spotifyData.market}`,
{
headers: {
Authorization: `${this.spotifyData.token_type} ${this.spotifyData.access_token}`
}
}
).catch((err) => reject(`Response Error : \n${err}`));
const videos: SpotifyVideo[] = [];
if (typeof response !== 'string') return;
const json_data = JSON.parse(response);
json_data.items.forEach((v: any) => {
videos.push(new SpotifyVideo(v.track));
});
this.fetched_tracks.set(`${i}`, videos);
resolve('Success');
})
);
}
await Promise.allSettled(work);
return this;
}
page(num: number) {
if (!num) throw new Error('Page number is not provided');
if (!this.fetched_tracks.has(`${num}`)) throw new Error('Given Page number is invalid');
return this.fetched_tracks.get(`${num}`);
}
get total_pages() {
return this.fetched_tracks.size;
}
get total_tracks() {
const page_number: number = this.total_pages;
return (page_number - 1) * 100 + (this.fetched_tracks.get(`page${page_number}`) as SpotifyVideo[]).length;
}
toJSON() {
return {
name: this.name,
type: this.type,
collaborative: this.collaborative,
description: this.description,
url: this.url,
id: this.id,
thumbnail: this.thumbnail,
owner: this.owner
};
}
}
export class SpotifyAlbum {
name: string;
type: 'track' | 'playlist' | 'album';
url: string;
id: string;
thumbnail: SpotifyThumbnail;
artists: SpotifyArtists[];
copyrights: SpotifyCopyright[];
release_date: string;
release_date_precision: string;
trackCount: number;
private spotifyData: SpotifyDataOptions;
private fetched_tracks: Map<string, SpotifyTracks[]>;
constructor(data: any, spotifyData: SpotifyDataOptions) {
this.name = data.name;
this.type = 'album';
this.id = data.id;
this.url = data.external_urls.spotify;
this.thumbnail = data.images[0];
const artists: SpotifyArtists[] = [];
data.artists.forEach((v: any) => {
artists.push({
name: v.name,
id: v.id,
url: v.external_urls.spotify
});
});
this.artists = artists;
this.copyrights = data.copyrights;
this.release_date = data.release_date;
this.release_date_precision = data.release_date_precision;
this.trackCount = data.total_tracks;
const videos: SpotifyTracks[] = [];
data.tracks.items.forEach((v: any) => {
videos.push(new SpotifyTracks(v));
});
this.fetched_tracks = new Map();
this.fetched_tracks.set('1', videos);
this.spotifyData = spotifyData;
}
async fetch() {
let fetching: number;
if (this.trackCount > 500) fetching = 500;
else fetching = this.trackCount;
if (fetching <= 50) return;
const work = [];
for (let i = 2; i <= Math.ceil(fetching / 50); i++) {
work.push(
new Promise(async (resolve, reject) => {
const response = await request(
`https://api.spotify.com/v1/albums/${this.id}/tracks?offset=${(i - 1) * 50}&limit=50&market=${
this.spotifyData.market
}`,
{
headers: {
Authorization: `${this.spotifyData.token_type} ${this.spotifyData.access_token}`
}
}
).catch((err) => reject(`Response Error : \n${err}`));
const videos: SpotifyTracks[] = [];
if (typeof response !== 'string') return;
const json_data = JSON.parse(response);
json_data.items.forEach((v: any) => {
videos.push(new SpotifyTracks(v));
});
this.fetched_tracks.set(`${i}`, videos);
resolve('Success');
})
);
}
await Promise.allSettled(work);
return this;
}
page(num: number) {
if (!num) throw new Error('Page number is not provided');
if (!this.fetched_tracks.has(`${num}`)) throw new Error('Given Page number is invalid');
return this.fetched_tracks.get(`${num}`);
}
get total_pages() {
return this.fetched_tracks.size;
}
get total_tracks() {
const page_number: number = this.total_pages;
return (page_number - 1) * 100 + (this.fetched_tracks.get(`page${page_number}`) as SpotifyVideo[]).length;
}
toJSON() {
return {
name: this.name,
type: this.type,
url: this.url,
thumbnail: this.thumbnail,
artists: this.artists,
copyrights: this.copyrights,
release_date: this.release_date,
release_date_precision: this.release_date_precision,
total_tracks: this.total_tracks
};
}
}
class SpotifyTracks {
name: string;
type: 'track' | 'playlist' | 'album';
id: string;
url: string;
explicit: boolean;
durationInSec: number;
durationInMs: number;
artists: SpotifyArtists[];
constructor(data: any) {
this.name = data.name;
this.id = data.id;
this.type = 'track';
this.url = data.external_urls.spotify;
this.explicit = data.explicit;
this.durationInMs = data.duration_ms;
this.durationInSec = Math.round(this.durationInMs / 1000);
const artists: SpotifyArtists[] = [];
data.artists.forEach((v: any) => {
artists.push({
name: v.name,
id: v.id,
url: v.external_urls.spotify
});
});
this.artists = artists;
}
toJSON() {
return {
name: this.name,
id: this.id,
type: this.type,
url: this.url,
explicit: this.explicit,
durationInMs: this.durationInMs,
durationInSec: this.durationInSec,
artists: this.artists
};
}
}