public async Task <Playlist> CreatePlaylist(Guid userId, string title, bool isPrivate, bool isCollaborative)
{
var playlist = new Playlist(userId, title, isPrivate, isCollaborative);
_playlistRepository.Create(playlist);
await _unitOfWork.SaveChanges().ConfigureAwait(false);
return(playlist);
}
public void AddTrackToNewPlaylist(int trackId, string playlistName, int userId)
{
var user = _playlistRepository.GetById <User>(userId);
var playlist = _playlistFactory.Produce(playlistName, user);
playlist.UrlId = _playlistRepository.GenerateUrlId(playlist.Name, userId);
_playlistRepository.Create(playlist);
AddTrack(trackId, playlist.Id);
}