void CreateSong(string NameSong, string NameArtist)
{
MG_Song myNewSong = new MG_Song();
myNewSong.NameSong = NameSong;
myNewSong.Genre = ((ComboBoxItem)ComboBox.SelectedValue).Content.ToString();
try
{
db.MG_Artists.Single(x => x.NameArtist == NameArtist);
}
catch
{
CreateArtist(NameArtist);
}
finally
{
myNewSong.IdArtist = db.MG_Artists.Single(x => x.NameArtist == NameArtist).IdArtist;
db.MG_Songs.InsertOnSubmit(myNewSong);
db.SubmitChanges();
}
}
private void detach_MG_Songs(MG_Song entity)
{
this.SendPropertyChanging();
entity.MG_Artist = null;
}
private void attach_MG_Songs(MG_Song entity)
{
this.SendPropertyChanging();
entity.MG_Artist = this;
}
partial void DeleteMG_Song(MG_Song instance);
partial void UpdateMG_Song(MG_Song instance);
partial void InsertMG_Song(MG_Song instance);
