public SongContract CreateSong(CreateSongContract contract)
{
return(HandleTransaction(session => {
if (!string.IsNullOrEmpty(contract.BasicData.NicoId))
{
var existing = session.Linq <Song>().FirstOrDefault(s => s.NicoId == contract.BasicData.NicoId);
if (existing != null)
{
throw new ServiceException("Song with NicoId '" + contract.BasicData.NicoId + "' has already been added");
}
}
var song = new Song(new LocalizedString(contract.BasicData.Name), contract.BasicData.NicoId);
if (contract.AlbumId != null)
{
song.AddAlbum(session.Load <Album>(contract.AlbumId.Value), 0);
}
if (contract.PerformerId != null)
{
song.AddArtist(session.Load <Artist>(contract.PerformerId.Value));
}
if (contract.ProducerId != null)
{
song.AddArtist(session.Load <Artist>(contract.ProducerId.Value));
}
song.UpdateArtistString();
session.Save(song);
return new SongContract(song);
}));
}
