Spotify 创建播放列表并添加曲目 [英] Spotify create playlist and add tracks
本文介绍了Spotify 创建播放列表并添加曲目的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我正在尝试向我的应用 API 1.0 添加另存为播放列表"按钮.
I am trying to add a "save as playlist" button to my app API 1.0.
有人能帮我弄清楚这里出了什么问题吗?
Can someone help me figure out what is wrong here?
var player_obj = models.Album.fromURI('spotify:album:7o7UHh5PfO1kY4YoxqrwN7');
player_obj.load('tracks').done(function(a){
var saved_playlist = new models.Playlist.create(player_obj.name);
console.log(saved_playlist);
a.tracks.snapshot().done(function(snapshot){
for (var i = 0, l = snapshot.length; i < l; i++) {
var track = snapshot.get(i);
saved_playlist.add(track);
}
});
});
得到错误:未捕获的类型错误:对象 # 没有方法添加"
Get the error: Uncaught TypeError: Object # has no method 'add'
播放列表已创建,但为空.
The playlist gets created, but it is empty.
当 player_obj 是播放列表时,我得到同样的错误,但播放列表部分创建时带有正在加载...",名称将在左侧.
When the player_obj is a playlist, I get the same error, but the playlist gets created partially with "Loading..." where the name would be in the left side.
var player_obj = models.Playlist.fromURI('spotify:user:diannallm:playlist:7A5y9BA7dxQfOdEoN8igbY');
推荐答案
终于想通了.
player_obj.load('tracks').done(function(po){
models.Playlist.create(player_obj.name).done(function(new_playlist) {
new_playlist.load('tracks').done(function(new_playlist_tracks) {
po.tracks.snapshot().done(function(tracksnapshot){
new_playlist_tracks.tracks.add(tracksnapshot.toArray());
/*
//This also works, but is less efficient and tracks may be entered out of order
for (var i=0; i<tracksnapshot.length; i++){
var track = tracksnapshot.get(i);
new_playlist_tracks.tracks.add(track);
}
*/
});
});
});
});
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