Spotify Apps API - Play a list of songs (JS)

spotify-apps-sandbox-player+list.js

/* Instantiate the global sp object; include models & views */
var sp = getSpotifyApi(1);
var models = sp.require("sp://import/scripts/api/models");
var views = sp.require("sp://import/scripts/api/views");

/* Create an array of tracks from the user's library */
var tracks = models.library.tracks;

/* Create a temporary playlist and fill it with tracks
 * from the previous query */
var tempPlaylist = new models.Playlist();
for(var i=0;i<20;i++) {
    var track = models.Track.fromURI(tracks[i].data.uri);
    tempPlaylist.add(track);
}

/* Create a Player() object and fill it with content
 * from the temporary playlist object created earlier */
var player = new views.Player();
player.track = tempPlaylist.get(0);
player.context = tempPlaylist;

/* Pass the player HTML code to the #player <div /> */
$('#player').append(player.node);

/* Create a "view" for the playlist and pass the list
 * code to the #player <div /> */
var playlist = new views.List(tempPlaylist);
$('#player').append(playlist.node);