public AddSongViewModel()
{
this.AddItemCommand = new RelayCommand(AddItem);
this.ParentArtists = new ObservableCollection <ARTISTS>(MusicStructureHelper.GetArtists());
this.ParentAlbums = new ObservableCollection <ALBUMS>();
}
private void GetItems()
{
MusicStructureHelper.InitializeDB();
var children = MusicStructureHelper.GetArtists();
this.Items = new ObservableCollection<MusicItemViewModel>(children.
Select(x => new MusicItemViewModel(ItemTypeEnum.Artist, x.Name, x.ID)));
}
private void AddItem()
{
if (SelectedAlbum != null)
{
MusicStructureHelper.AddSong(SelectedAlbum.ID, SongName);
}
else
{
MessageBox.Show("Please select album or artist", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
private void Expand()
{
switch (this.Type)
{
case ItemTypeEnum.Song:
return;
case ItemTypeEnum.Album:
var songs = MusicStructureHelper.GetAlbumsSongs(this.ID);
this.Children = new ObservableCollection <MusicItemViewModel>(songs.
Select(x => new MusicItemViewModel(ItemTypeEnum.Song, x.Name, x.ID)));
break;
case ItemTypeEnum.Artist:
var albums = MusicStructureHelper.GetArtistsAlbums(this.ID);
this.Children = new ObservableCollection <MusicItemViewModel>(albums.
Select(x => new MusicItemViewModel(ItemTypeEnum.Album, x.Name, x.ID)));
break;
}
}