public async Task StartLoading() { IsLoading = true; Changed("IsLoading"); var recc = await Fooxboy.MusicX.Core.VKontakte.Music.Recommendations.New(); var blocks = recc.Blocks; var listBlocks = new List <Block>(); foreach (var blockA in blocks) { var block = BlockService.ConvertToBlock(blockA); if (block.Tracks != null) { var tracks = await MusicService.ConvertToAudioFile(block.Tracks); block.TrackFiles = tracks; } if (block.Playlists != null) { var playlists = new List <PlaylistFile>(); foreach (var blockPlaylist in block.Playlists) { var plist = await PlaylistsService.ConvertToPlaylistFile(blockPlaylist); playlists.Add(plist); } block.PlaylistsFiles = playlists; } listBlocks.Add(block); } Blocks = listBlocks; Changed("Blocks"); IsLoading = false; Changed("IsLoading"); }