public EditPlaylistDialog(PlaylistToDisplay p)
{
this.DataContext = this;
Playlist = p;
NewPlaylistName = p.Name;
this.InitializeComponent();
}
private void DeletePlaylist(PlaylistToDisplay obj)
{
try
{
PlaylistService.DeletePlaylist(obj.id);
RefreshPlaylists();
}
catch (Exception ex)
{
Logger.LogError(this, ex.Message);
ShowErrorMessage("There was an error during deleting playlist.");
}
}
/// <summary>
/// Plays playlist passed as a parameter
/// </summary>
/// <param name="playlist"></param>
/// <returns></returns>
public async Task PlayPlaylist(PlaylistToDisplay playlist)
{
if (playlist == null)
{
throw new ArgumentNullException("There was an error during fetching tracks for playlist. Play playlist failed.");
}
var tracks = PlaylistTrackService.GetPlaylistTracks(playlist.id).OrderBy(pt => pt.TrackOrder);
if (tracks == null)
{
throw new EmptyPlaylistException("Playlist does not contain any tracks.");
}
else if (tracks.Count() == 0)
{
throw new EmptyPlaylistException("Playlist does not contain any tracks.");
}
List <PlaylistTrackToDisplay> deletedPlaylistTracks = new List <PlaylistTrackToDisplay>();
Playlist = playlist;
// Clear tracks from current playlist
Tracks.Clear();
foreach (var t in tracks)
{
var tempTrack = await SoundCloudHelper.GetSoundCloudTrack(t.TrackID);
if (tempTrack != null)
{
Tracks.Add(tempTrack);
}
else
{
deletedPlaylistTracks.Add(t);
}
}
MessageService.SendMessageToBackground(this, new UpdatePlaylistMessage(Tracks.ToList()));
if (deletedPlaylistTracks.Count > 0)
{
foreach (var deletedPlaylistTrack in deletedPlaylistTracks)
{
PlaylistTrackService.DeletePlaylistTrack(deletedPlaylistTrack.id);
}
for (int i = 0; i < Tracks.Count; ++i)
{
var movedTrack = PlaylistTrackService.GetPlaylistTrack(Playlist.id, (int)Tracks[i].id);
movedTrack.TrackOrder = i;
PlaylistTrackService.ModifyPlaylistTrack(movedTrack);
}
throw new SoundCloudTrackNotAvailableException($"Some of your tracks were deleted from playlist {playlist.Name}, because they were no longer available on SoundCloud", deletedPlaylistTracks.Select(pt => pt.id).ToList());
}
}
private void EditPlaylist(PlaylistToDisplay obj)
{
if (obj != null)
{
WindowWrapper.Current().Dispatcher.Dispatch(() =>
{
var modal = Window.Current.Content as ModalDialog;
var editPlaylistDialog = new EditPlaylistDialog(obj);
editPlaylistDialog.Closing += DialogClosed;
modal.ModalContent = editPlaylistDialog;
modal.IsModal = true;
modal.ModalBackground = new SolidColorBrush(Colors.Transparent);
});
}
}
/// <summary>
/// Modifies playlist in database
/// </summary>
/// <param name="playlist"></param>
public static void ModifyPlaylist(PlaylistToDisplay playlist)
{
if (playlist != null)
{
using (var db = new TraxxPlayerContext())
{
if (PlaylistExist(playlist.id))
{
var playlistToModify = db.Playlists.First(p => p.id == playlist.id);
playlistToModify.Name = playlist.Name;
db.SaveChanges();
}
else
{
throw new Exception("Playlist with provided id doesn't exist. Modify failed");
}
}
}
else
{
throw new Exception("Playlist cannot be null. Modify failed");
}
}
public async void AddTrackToPlaylist(PlaylistToDisplay playlistSelected)
{
try
{
if (rightTappedTrack != null && playlistSelected != null)
{
PlaylistTrackService.AddPlaylistTrack(new PlaylistTrackToAdd()
{
PlaylistID = playlistSelected.id, TrackID = (int)rightTappedTrack.id
});
if (App.PlaylistManager.Playlist.id == playlistSelected.id)
{
await App.PlaylistManager.PlayPlaylist(App.PlaylistManager.Playlist);
App.PlaylistManager.PlayPlaylistTrack(rightTappedTrack);
}
}
}
catch (Exception ex)
{
Logger.LogError(this, ex.Message);
ShowErrorMessage("There was an error during adding track to playlist.");
}
}
/// <summary>
/// Stops playing
/// </summary>
public void StopPlayer()
{
Tracks.Clear();
Playlist = null;
MessageService.SendMessageToBackground(this, new ShutdownBackgroundMediaPlayer());
}
