public async Task DeleteSongAsync(Song song)
{
// remove it from artist and albums songs
var artist = Artists.FirstOrDefault(p => p.Songs.Contains(song));
var album = Albums.FirstOrDefault(p => p.Songs.Contains(song));
if (album != null)
{
album.Songs.Remove(song);
if (album.Songs.Count == 0)
{
await _sqlService.DeleteItemAsync(album);
Albums.Remove(album);
}
}
if (artist != null)
{
artist.Songs.Remove(song);
if (artist.Songs.Count == 0)
{
await _sqlService.DeleteItemAsync(artist);
Artists.Remove(artist);
}
}
//good, now lets delete it from the db
await _sqlService.DeleteItemAsync(song);
Songs.Remove(song);
}
public async Task DeleteFromQueueAsync(QueueSong songToRemove)
{
QueueSong previousModel;
if (songToRemove == null)
{
return;
}
if (_lookupMap.TryGetValue(songToRemove.PrevId, out previousModel))
{
previousModel.NextId = songToRemove.NextId;
await _bgSqlService.UpdateItemAsync(previousModel);
}
if (_lookupMap.TryGetValue(songToRemove.ShufflePrevId, out previousModel))
{
previousModel.ShuffleNextId = songToRemove.ShuffleNextId;
await _bgSqlService.UpdateItemAsync(previousModel);
}
QueueSong nextModel;
if (_lookupMap.TryGetValue(songToRemove.NextId, out nextModel))
{
nextModel.PrevId = songToRemove.PrevId;
await _bgSqlService.UpdateItemAsync(nextModel);
}
if (_lookupMap.TryGetValue(songToRemove.ShuffleNextId, out nextModel))
{
nextModel.ShufflePrevId = songToRemove.ShufflePrevId;
await _bgSqlService.UpdateItemAsync(nextModel);
}
await _dispatcher.RunAsync(
() =>
{
PlaybackQueue.Remove(songToRemove);
ShufflePlaybackQueue.Remove(songToRemove);
});
_lookupMap.TryRemove(songToRemove.Id, out songToRemove);
// Delete from database
await _bgSqlService.DeleteItemAsync(songToRemove);
}
public async Task DeleteStationAsync(RadioStation station)
{
var songs = Songs.Where(p => p.RadioId == station.Id);
foreach (var song in songs)
{
await DeleteSongAsync(song);
}
await _sqlService.DeleteItemAsync(station);
Stations.Remove(station);
}