public async void GoForward()
{
if (CurrentPlaylist == null || CurrentPlaylist.Tracks.Count == 0)
{
return;
}
PlayableBase nextTrack;
if (Queue.HasTracks)
{
var tuple = Queue.PlayNextTrack();
nextTrack = tuple.Item1;
CurrentPlaylist = tuple.Item2;
}
else
{
int currenttrackindex = CurrentPlaylist.Tracks.IndexOf(CSCoreEngine.CurrentTrack);
int nexttrackindex = currenttrackindex;
if (CheckIfTracksExists(CurrentPlaylist))
{
if (IsShuffleEnabled)
{
nextTrack = CurrentPlaylist.GetRandomTrack(CSCoreEngine.CurrentTrack);
if (nextTrack == null)
{
return;
}
}
else
{
while (true)
{
nexttrackindex++;
if (CurrentPlaylist.Tracks.Count - 1 < nexttrackindex)
{
nexttrackindex = 0;
}
if (CurrentPlaylist.Tracks[nexttrackindex].TrackExists)
{
break;
}
}
nextTrack = CurrentPlaylist.Tracks[nexttrackindex];
}
}
else
{
return;
}
}
if (await CSCoreEngine.OpenTrack(nextTrack))
{
CSCoreEngine.TogglePlayPause();
}
}
async void CSCoreEngine_TrackFinished(object sender, EventArgs e)
{
if (IsLoopEnabled)
{
if (await CSCoreEngine.OpenTrack(CSCoreEngine.CurrentTrack))
{
CSCoreEngine.TogglePlayPause();
}
}
else
{
GoForward();
}
}
public async void PlayTrack(PlayableBase track, IPlaylist playlist)
{
CSCoreEngine.StopPlayback();
if (Queue.HasTracks && Queue.FirstOrDefault(t => t.TrackID == track.AuthenticationCode) != null)
{
Queue.RemoveTrack(track);
}
if (await CSCoreEngine.OpenTrack(track))
{
CSCoreEngine.TogglePlayPause();
CurrentPlaylist = playlist;
}
}
public async void GoBackward()
{
if (CurrentPlaylist == null || CurrentPlaylist.Tracks.Count == 0)
{
return;
}
PlayableBase newtrack;
if (Lasttracks.Count > 1) //Check if there are more than two tracks, because the current track is the last one in the list
{
Lasttracks.Remove(Lasttracks.Last(x => x.Track == CSCoreEngine.CurrentTrack));
newtrack = Lasttracks.Last().Track;
CurrentPlaylist = Lasttracks.Last().Playlist;
}
else
{
int currenttrackindex = CurrentPlaylist.Tracks.IndexOf(CSCoreEngine.CurrentTrack);
int nexttrackindex = currenttrackindex;
if (CheckIfTracksExists(CurrentPlaylist))
{
while (true)
{
nexttrackindex--;
if (0 > nexttrackindex)
{
nexttrackindex = CurrentPlaylist.Tracks.Count - 1;
}
if (CurrentPlaylist.Tracks[nexttrackindex].TrackExists)
{
break;
}
}
}
_openedTrackWithStandardBackward = true;
newtrack = CurrentPlaylist.Tracks[nexttrackindex];
}
CSCoreEngine.StopPlayback();
if (await CSCoreEngine.OpenTrack(newtrack))
{
CSCoreEngine.TogglePlayPause();
}
}