private async void NewAlbum()
{
currentAlbum = new Album();
var vm = new AlbumViewModel(currentAlbum);
await DependencyService.Get <INavigationService>().PushModalAsync(App.AppPages.EditAlbumPage, vm);
}
public AlbumViewModel(Album album)
{
this.album = album;
Songs = new ObservableCollection <Song>(album.Songs);
}