fix: use official api

.gitignore

@@ -1,2 +1,3 @@
 desktop.ini
-node_modules
+node_modules
+.env

index.js

@@ -1,19 +1,30 @@
 const morgan = require('morgan');
-const express = require('express');
-const app = express();
-const fetch = require('isomorphic-unfetch');
-const spot = require('spotify-url-info')(fetch);
+const Express = require('express');
+const app = Express();
+require('dotenv').config();
+
+const Spotify = require('spotify-api.js');
+const spot = new Spotify.Client({
+	token: {
+		clientID: process.env.clientID,
+		clientSecret: process.env.clientSecret,
+	},
+	refreshToken: true,
+	onRefresh() {
+		console.log('Refreshed token.')
+	}
+});
 
 app.use(morgan('[:date[web]] :remote-addr :method :url :status'));
 app.set('trust proxy', true);
-app.use(express.static('static'));
+app.use(Express.static('static'));
 
 let songArray;
 let songArrayAge = 0;
 app.get('/top4', async (req, res) => {
 	if (Date.now() - songArrayAge > 86400000) {
-		let data = await spot.getTracks('https://open.spotify.com/playlist/37i9dQZF1EpwA0Eb3mMXw4');
-		songArray = data.sort(() => Math.random() - 0.5).slice(0, 4).map(song => { return song.uri.slice(14) });
+		let data = await spot.playlists.getTracks('37i9dQZF1EpwA0Eb3mMXw4');
+		songArray = data.sort(() => Math.random() - 0.5).slice(0, 4).map(song => { return song.track.id });
 		songArrayAge = Date.now();
 	}
 	res.send(songArray);