public async Task SearchPlaylists(IEnumerable <Playlist> source, string keyword, SortBy criterion)
{
AllPlaylists.SetTo(await Task.Run(() => SearchHelper.SearchPlaylists(source, keyword, criterion)));
Playlists.SetTo(AllPlaylists.Take(PlaylistLimit));
PlaylistsTextBlock.Text = Settings.settings.ShowCount ? Helper.LocalizeText("PlaylistsWithCount", AllPlaylists.Count) : Helper.LocalizeText("Playlists");
PlaylistsViewAllButton.Visibility = AllPlaylists.Count > PlaylistLimit ? Visibility.Visible : Visibility.Collapsed;
SortPlaylistsButton.Visibility = Playlists.Count < 2 ? Visibility.Collapsed : Visibility.Visible;
}
private void SortPlaylistsButton_Click(object sender, RoutedEventArgs e)
{
MenuFlyoutHelper.SetSortByMenu(sender, Settings.settings.SearchPlaylistsCriterion, PlaylistsCriteria,
async item =>
{
Settings.settings.SearchPlaylistsCriterion = item;
LoadingProgress.Visibility = Visibility.Visible;
int nowPlayingIndex = AllPlaylists.FindIndex(i => i.Name == MenuFlyoutHelper.NowPlaying);
if (nowPlayingIndex >= 0)
{
AllPlaylists.RemoveAt(nowPlayingIndex);
}
int myFavoritesIndex = AllPlaylists.FindIndex(i => i.Name == MenuFlyoutHelper.MyFavorites);
if (myFavoritesIndex >= 0)
{
AllPlaylists.RemoveAt(myFavoritesIndex);
}
AllPlaylists.SetTo(await Task.Run(() => SearchHelper.SortPlaylists(AllPlaylists, CurrentKeyword.Text, item).ToList()));
Playlists.SetTo(AllPlaylists.Take(Playlists.Count));
LoadingProgress.Visibility = Visibility.Collapsed;
});
}
