public MainViewModel()
{
if (IsInDesignMode)
{
// Code runs in Blend --> create design time data.
Title = _title;
NeteaseUrl = "http://music.163.com/#/my/m/music/playlist?id=6435531";
SongCollection.Add(new Song()
{
Title = new Title("Clover Heart's"),
Artists = new Artists(new string[] { "榊原ゆい", "榊原ゆい" }),
Album = new Album("Boommmmm", "http://p4.music.126.net/n189nEFRefNaucKD8akNQw==/7886796906449604.jpg"),
});
SongCollection.Add(new Song()
{
Title = new Title("Clover Heart's"),
Artists = new Artists(new string[] { "榊原ゆい" }),
Album = new Album("Boommmmm", "http://p4.music.126.net/n189nEFRefNaucKD8akNQw==/7886796906449604.jpg"),
});
SongCollection.Add(new Song()
{
Title = new Title("Clover Heart's"),
Artists = new Artists(new string[] { "榊原ゆい" }),
Album = new Album("Boommmmm", "http://p4.music.126.net/n189nEFRefNaucKD8akNQw==/7886796906449604.jpg"),
});
SelectedSong = SongCollection.First();
}
else
{
// Code runs "for real"
Title = _title;
NeteaseUrl = "http://music.163.com/playlist?id=6435531";
Progress = 0;
audioPlayback = new AudioPlayback();
audioPlayback.Volume = Volume;
audioPlayback.EndCallback += (handle, channel, data, user) =>
{
int index = -1;
if ((index = SongCollection.IndexOf(CurrentPlaySong)) != -1)
{
ListenCommand.Execute(SongCollection.ElementAt((index + 1) % SongCollection.Count));
}
else
{
audioPlayback.Stop();
NowPlaying = "";
CurrentPlaySong.PlayProgress = 0;
CurrentPlaySong.PlayStatus = PlayStatus.Play;
timer.Enabled = false;
timer.Stop();
}
};
timer.Tick += (sender, args) =>
{
Title = string.Format("{0}/{1} - {2}", audioPlayback.CurrentLength, audioPlayback.TotalLength, _title);
RaisePropertyChanged("Title");
CurrentPlaySong.PlayProgress = audioPlayback.Progress;
};
GetSongsCommand = new RelayCommand(async() =>
{
if (string.IsNullOrWhiteSpace(NeteaseUrl))
{
return;
}
var id = "";
var urlType = "";
var reg = new Regex(@".*/(.*?)\?id=(\d*)").Match(NeteaseUrl);
if (reg.Success)
{
urlType = reg.Groups[1].Value;
id = reg.Groups[2].Value;
SongCollection.Clear();
switch (urlType)
{
case "album":
foreach (var song in await NeteaseUtil.GetSongsFromAlbum(id))
{
SongCollection.Add(song);
RaisePropertyChanged("TotalCount");
}
break;
case "artist":
foreach (var song in await NeteaseUtil.GetSongsFromArtist(id))
{
SongCollection.Add(song);
RaisePropertyChanged("TotalCount");
}
break;
case "playlist":
foreach (var song in await NeteaseUtil.GetSongsFromPlaylist(id))
{
SongCollection.Add(song);
RaisePropertyChanged("TotalCount");
}
break;
case "song":
foreach (var song in await NeteaseUtil.GetSongDetail(id))
{
SongCollection.Add(song);
RaisePropertyChanged("TotalCount");
}
break;
}
}
else
{
SongCollection.Clear();
foreach (var song in await NeteaseUtil.SearchSongs(NeteaseUrl))
{
SongCollection.Add(song);
RaisePropertyChanged("TotalCount");
}
}
});
PlaylistDownloadCommand = new RelayCommand <Song>((song) =>
{
SelectedSong = song;
if (string.IsNullOrWhiteSpace(SongTrackUrl))
{
return;
}
var downloader = new DownloadUtils();
downloader.DownloadProgressChanged += (sender, args) =>
{
song.DownProgress = args.ProgressPercentage;
BytesReceived = args.BytesReceived.ToString();
TotalBytesToReceive = args.TotalBytesToReceive.ToString();
};
downloader.DownloadFileCompleted += (sender, args) =>
{
if (DownloadNext)
{
int index = -1;
if ((index = SongCollection.IndexOf(song)) != -1 && index + 1 < SongCollection.Count)
{
PlaylistDownloadCommand.Execute(SongCollection.ElementAt(index + 1));
}
}
else
{
BytesReceived = "0";
TotalBytesToReceive = "0";
}
};
downloader.Get(SongTrackUrl, Path.Combine("music", FileUtils.GetSafeFileName(song.SongFileName)));
});
ListenCommand = new RelayCommand <Song>((song) =>
{
SelectedSong = song;
if (string.IsNullOrWhiteSpace(SongTrackUrl))
{
return;
}
if (song.PlayStatus == PlayStatus.Play)
{
if (CurrentPlaySong != null && CurrentPlaySong != song)
{
audioPlayback.Stop();
CurrentPlaySong.PlayProgress = 0;
CurrentPlaySong.PlayStatus = PlayStatus.Play;
}
audioPlayback.Load(SongTrackUrl);
audioPlayback.Play();
CurrentPlaySong = song;
NowPlaying = string.Format("Now Playing {0} - {1}", song.Artists, song.Title);
timer.Enabled = true;
timer.Start();
song.PlayProgress = 0;
song.PlayStatus = PlayStatus.Stop;
}
else
{
audioPlayback.Stop();
NowPlaying = "";
song.PlayStatus = PlayStatus.Play;
song.PlayProgress = 0;
timer.Enabled = false;
timer.Stop();
}
});
OpenUrlCommand = new RelayCommand <string>((link) =>
{
System.Diagnostics.Process.Start(link);
});
CopyUrlCommand = new RelayCommand <string>((link) =>
{
Clipboard.SetText(link);
});
WindowClosing = new RelayCommand(() =>
{
Properties.Settings.Default.Save();
});
}
}
