private async void NewPlaylist_Click(object sender, RoutedEventArgs e)
{
CreatePlaylistDialog dialog = new CreatePlaylistDialog();
var result = await dialog.ShowAsync();
if (result == ContentDialogResult.Secondary)
{
return;
}
string playlistName = dialog.PlaylistName;
List <Song> PlaylistSongs = new List <Song>();
var Indexes = listOfSongs.SelectedRanges;
List <Song> Mainlist = listOfSongs.DataContext as List <Song>;
foreach (var index in Indexes)
{
int firstindex = index.FirstIndex;
int lastindex = index.LastIndex;
PlaylistSongs.AddRange(Mainlist.GetRange(firstindex, (int)index.Length));
}
PlayList playList = new PlayList();
playList.Name = playlistName;
playList.songs = PlaylistSongs;
playList.WriteToFileAsync();
PlayList.UserPlayLists.Add(playlistName);
PlayList.PlaylistAdded.Invoke(playlistName, new EventArgs());
Tuple <PlayList, Frame> tuple = new Tuple <PlayList, Frame>(playList, mainPageParams.CentreFrame);
mainPageParams.CentreFrame.Navigate(typeof(PlaylistDisplay), tuple);
}
private async void PlaylistName_Click(object sender, RoutedEventArgs e)
{
// Get user selected songs
List <Song> UserSelectedSongs = new List <Song>();
var Indexes = listOfSongs.SelectedRanges;
List <Song> Mainlist = listOfSongs.DataContext as List <Song>;
foreach (var index in Indexes)
{
int firstindex = index.FirstIndex;
int lastindex = index.LastIndex;
UserSelectedSongs.AddRange(Mainlist.GetRange(firstindex, (int)index.Length));
}
// Get playlist name
MenuFlyoutItem flyoutItem = sender as MenuFlyoutItem;
string PlaylistName = flyoutItem.Text;
// Create Playlist object : playlist name in which we have existing songs
PlayList playList = await PlayList.GetPlayListFromFileAsync(PlaylistName);
// Add selected songs in playlist
playList.songs.AddRange(UserSelectedSongs);
// Display Playlist object in PlaylistDisplay Page
playList.WriteToFileAsync();
Tuple <PlayList, Frame> tuple = new Tuple <PlayList, Frame>(playList, mainPageParams.CentreFrame);
mainPageParams.CentreFrame.Navigate(typeof(PlaylistDisplay), tuple);
}
private void DeleteSong_Click(object sender, RoutedEventArgs e)
{
string playlistName = Title.Text;
List <Song> PlaylistSongs = new List <Song>();
var Indexes = listOfSongs.SelectedRanges;
List <Song> Mainlist = listOfSongs.DataContext as List <Song>;
var reversedIndexes = Indexes.Reverse();
foreach (var index in reversedIndexes)
{
int firstindex = index.FirstIndex;
int lastindex = index.LastIndex;
Mainlist.RemoveRange(firstindex, (int)index.Length);
}
PlayList playList = new PlayList();
playList.Name = playlistName;
playList.songs = Mainlist;
playList.WriteToFileAsync();
listOfSongs.DataContext = null;
listOfSongs.DataContext = Mainlist;
}
