获取豆瓣 FM 红心歌曲信息

var lo = document.createElement('script');
lo.src = 'https://cdn.jsdelivr.net/lodash/4.17.4/lodash.min.js';
document.getElementsByTagName('head')[0].appendChild(lo);

var jq = document.createElement('script');
jq.src = 'https://code.jquery.com/jquery-3.2.1.min.js';
document.getElementsByTagName('head')[0].appendChild(jq);

var RED;
$.ajax({
    url: 'https://douban.fm/j/v2/redheart/basic',
    success: function(res){ RED = res }
})

var SID = _.map(RED.songs, 'sid').join('|')

var FULL;
$.ajax({
    url: 'https://douban.fm/j/v2/redheart/songs',
    type: 'POST',
    data: {
        kbps: 192,
        ck: 'T4rh', //change according to RED
        sids: SID
    },
    success: function(res) { FULL = res }
})

var INFO = [];
_.each(FULL, function(o){
  INFO.push(_.pick(o, ['sid', 'title', 'artist', 'albumtitle']))
})
 
var LINK = _.map(FULL, function(o) { return o.url }) //you know what to do

$('body').append('<div>' + JSON.stringify(INFO) + '</div>')
 
$('body').append('<div>' + LINK.join('<br>') + '</div>')

var info = INFO;
for(var i = 0; i < info.length; i++){
  if(origName === info[i].sid){
    newName = (info[i].title + '@@' + info[i].artist + '##' + info[i].albumtitle + '##' + info[i].sid).replace(/[/:*\?"<>|]/g, '')
  }
}
newExt = 'mp3'

var SORT = _.clone(INFO);
_.each(SORT, function(o, i){
    SORT[i].sid = parseInt(SORT[i].sid)
});
SORT = _.sortBy(SORT, 'sid');
 
var TAGS = _.map(SORT, function(o){
    return o.title + '    ' + o.artist + '    ' + o.albumtitle
});
 
$('body').append('<pre>' + TAGS.join('\n') + '</pre>');