{
 "count": 2,
 "code": 0,
 "result": [
  {
   "aid": 2727794,
   "lrc": "http://s.geci.me/lrc/327/32793/3279317.lrc",
   "song": "不得不爱",
   "artist_id": 2,
   "sid": 3279317
  },
  {
   "aid": 3048347,
   "lrc": "http://s.geci.me/lrc/371/37129/3712941.lrc",
   "song": "不得不爱",
   "artist_id": 2,
   "sid": 3712941
  }
 ]
}

  public static Lrc SearchLrc(string musicName)
  {
   string path = @"D:\lrc\" + musicName + ".lrc";
   if (System.IO.File.Exists(path))
   {
    return InitLrc(path);
   }
   else
   {
    return DownloadLrc(musicName, path);
   }
  }

 public class TempJosnMain
 {
  public int count { get; set; }
  public int code { get; set; }
  public List<TempJsonChild> result { get; set; }
 }

 public class TempJsonChild
 {
  public int aid { get; set; }
  public string lrc { get; set; }
  public string song { get; set; }
  public int artist_id { get; set; }
  public int sid { get; set; }
 }
  static Lrc DownloadLrc(string musicName, string path)
  {
   if (musicName.Contains("-"))
    musicName = musicName.Split('-')[1].Trim();
   string url = "http://geci.me/api/lyric/" + musicName;
   WebClient wc = new WebClient();
   string json = wc.DownloadString(url);
   JavaScriptSerializer js = new JavaScriptSerializer();
   TempJosnMain res = js.Deserialize<TempJosnMain>(json);
   if (res.count > 0)
   {
    wc.DownloadFile(new Uri(res.result[0].lrc), path);
    wc.Dispose();
    return InitLrc(path);
   }
   return new Lrc();
  }

public static void SearchLrcAsyc(string musicName, Action<Lrc> action)
{
  string path = @"D:\lrc\" + musicName + ".lrc";
  if (System.IO.File.Exists(path))
  {
   action(InitLrc(path));
  }
  else
  {
   DownloadLrcAsyc(musicName, path, action);
  }
}

public void DownloadStringAsync(
 Uri address,
 object userToken
)

 public class CallbackObject
 {
  public string path { get; set; }
  public Action<Lrc> action { get; set; }
 }
static void DownloadLrcAsyc(string musicName, string path, Action<Lrc> action)
  {
   if (musicName.Contains("-"))
    musicName = musicName.Split('-')[1].Trim();
   string url = "http://geci.me/api/lyric/" + musicName;
   WebClient wc = new WebClient();
   CallbackObject co = new CallbackObject()
   {
    action = action,
    path = path
   };
   wc.DownloadStringCompleted += new DownloadStringCompletedEventHandler(wc_DownloadStringCompleted);
   wc.DownloadStringAsync(new Uri(url), co);
  }

  static void wc_DownloadStringCompleted(object sender, DownloadStringCompletedEventArgs e)
  {
   JavaScriptSerializer js = new JavaScriptSerializer();
   TempJosnMain res = js.Deserialize<TempJosnMain>(e.Result);
   if (res.count > 0)
   {
    WebClient wc = sender as WebClient;
    if (wc == null)
     wc = new WebClient();
    CallbackObject co = e.UserState as CallbackObject;
    wc.DownloadFileCompleted += new System.ComponentModel.AsyncCompletedEventHandler(wc_DownloadFileCompleted);
    wc.DownloadFileAsync(new Uri(res.result[0].lrc), co.path, co);

   }

  }

  static void wc_DownloadFileCompleted(object sender, System.ComponentModel.AsyncCompletedEventArgs e)
  {
   CallbackObject co = e.UserState as CallbackObject;
   co.action(InitLrc(co.path));
  }