public void GetSongLyric(SongInfo info)
{
var Url = SongLyric + info.SongID;
var Req = new RestRequest(Url, Method.GET);
var Resp = client.Execute(Req);
if (Resp.IsSuccessful)
{
var root = JObject.Parse(Resp.Content);
Thenable <JObject>
.Begin(root)
.then((that, data) =>
{
if (0 == data["retcode"].Value <int>())
{
return(data["lyric"].Value <string>());
}
return(that.Reject <string>($"SongID is wrong. {info.SongID}"));
})
.then((that, Base64Lyric) =>
{
var lyricBytes = Convert.FromBase64String(Base64Lyric);
var textLyric = Encoding.UTF8.GetString(lyricBytes);
var lyrics = new Lyrics();
if (textLyric.Contains("此歌曲为没有填词的纯音乐，请您欣赏"))
{
lyrics.AbsoluteMusic = true;
Console.WriteLine($"No lyric. {info.SongID}");
}
else
{
lyrics.Lyric = textLyric;
}
info.Lyrics = lyrics;
return(lyrics);
})
.done();
}
else
{
System.Console.WriteLine($"Cannot get lyric content: {info.SongID}.");
}
}
public void GetSongAudio(SongInfo info)
{
var Url = SongAudioVkey + info.SongID;
var Req = new RestRequest(Url, Method.GET);
var Resp = client.Execute(Req);
if (Resp.IsSuccessful)
{
var root = JObject.Parse(Resp.Content);
Thenable <JObject>
.Begin(root)
.then((that, data) =>
{
if (data.ContainAllKeys("data", "items"))
{
return(data["data"]["items"].Value <JArray>());
}
return(that.Reject <JArray>($"Cannot find items field that contains vkey from response: {info.SongID}."));
})
.then((that, vkeyRoot) =>
{
if (vkeyRoot.Count > 0)
{
return(vkeyRoot[0].Value <JObject>()["vkey"].Value <string>());
}
return(that.Reject <string>($"Cannot find vkey from response: {info.SongID}."));
})
.then((that, vkey) =>
{
if (!string.IsNullOrEmpty(vkey))
{
info.AudioDownloadUrl = string.Format(SongAudioUrlPattern, info.SongID, vkey);
info.AudioFileName = $"{info.SongID}.m4a";
return(info);
}
return(that.Reject <SongInfo>($"vkey in response is empty: {info.SongID}."));
})
.done();
}
else
{
System.Console.WriteLine($"Cannot find download url: {info.SongID}.");
}
}