internal void DeleteButtonClick()
{
foreach (SongInEntertainmentVM songInEntertainment in _songInEntertainmentCollection)
{
if (songInEntertainment.SongComparison(AddedSelectedSong))
{
_deletedSongCollection.Add(AddedSelectedSong);
break;
}
}
for (int i = 0; i < _addedSongCollection.Count; i++)
{
if (SongVM.Comparison(_addedSongCollection[i], AddedSelectedSong))
{
_addedSongCollection.Remove(_addedSongCollection[i]);
break;
}
}
}
internal void AddButtonClick()
{
foreach (SongVM song in _addedSongCollection)
{
if (SongVM.Comparison(song, SongViewModel.SelectedSong))
{
return;
}
}
for (int i = 0; i < _deletedSongCollection.Count; i++)
{
if (SongVM.Comparison(_deletedSongCollection[i], SongViewModel.SelectedSong))
{
_deletedSongCollection.Remove(_deletedSongCollection[i]);
break;
}
}
_addedSongCollection.Add(SongViewModel.SelectedSong);
}