Add: Top tracks by artist ID or url

src/Spotify.ts

@@ -1,5 +1,5 @@
 import { promises, unlink } from 'fs-extra'
-import SpotifyApi, { IAuth, UserObjectPublic } from './lib/API'
+import SpotifyApi, { IAuth, TopTrackDetails, UserObjectPublic } from './lib/API'
 import Artist from './lib/details/Atrist'
 import Playlist from './lib/details/Playlist'
 import SongDetails from './lib/details/Track'
@@ -68,6 +68,20 @@ export default class SpotifyFetcher extends SpotifyApi {
         }
     }
 
+    /**
+     * Gets the list of Top Tracks from the given Artists URL
+     * @param url
+     * @returns {string[]} having the uri of the tracks
+     */
+    getTopTracksArtist = async (
+        url: string
+    ) => {
+        await this.verifyCredentials()
+        const artistResult = await this.getArtist(url)
+        const topTracks = (await this.getTopTracksByArtist(artistResult.id))
+        return topTracks.body.tracks.map((track) => track.album.uri)
+    }
+
     /**
      * Gets the playlist info from URL
      * @param url URL of the playlist

src/lib/API.ts

@@ -123,13 +123,22 @@ export default class SpotifyApi {
         await this.verifyCredentials()
         return (await this.spotifyAPI.getUser(id)) as UserObjectPublic
     }
+    getTopTracksByArtist = async(url:string) =>{
+        await this.verifyCredentials()
+        return (await this.spotifyAPI.getArtistTopTracks(url,'IN')) as unknown as TopTrackDetails
+    }
 }
 
 export interface IAuth {
     clientId: string
     clientSecret: string
 }
 
+export interface TopTrackDetails {
+    body:{
+        tracks: SpotifyApi.TrackObjectFull[]
+    }
+}
 interface ClientCredentialsGrantResponseEX {
     access_token: string
     expires_in: number