public void LoadState(string parameter, Dictionary <string, object> statePageState)
{
if (!statePageState.ContainsKey(StatePlaylistKey) || PlaylistItems.Any())
{
return;
}
var bytes = Convert.FromBase64String((string)statePageState[StatePlaylistKey]);
var memoryStream = new MemoryStream(bytes);
var xmlSerializer = new XmlSerializer(typeof(PlaylistItemCollection));
var playlist = (PlaylistItemCollection)xmlSerializer.Deserialize(memoryStream);
PlaylistItems.Clear();
PlaylistItems.AddRange(playlist);
}
/// <summary>
/// Get the PlaylistItems and associated songs for this playlist
/// </summary>
/// <param name="playlistItems"></param>
public void GetContents(IEnumerable <SongPlaylistItem> playlistItems)
{
// Get all the SongPlaylistItem entries associated with this SongPlaylist and then the Song entries for each of them
PlaylistItems.AddRange(playlistItems.Where(item => item.PlaylistId == Id));
foreach (SongPlaylistItem playlistItem in PlaylistItems)
{
playlistItem.Song = Songs.GetSongById(playlistItem.SongId);
playlistItem.Artist = Artists.GetArtistById(ArtistAlbums.GetArtistAlbumById(playlistItem.Song.ArtistAlbumId).ArtistId);
playlistItem.Song.Artist = playlistItem.Artist;
}
PlaylistItems.Sort((a, b) => a.Index.CompareTo(b.Index));
}
/// <summary>
/// Get the PlaylistItems and associated songs for this playlist
/// </summary>
/// <param name="playlistItems"></param>
public void GetContents(IEnumerable <PlaylistItem> playlistItems)
{
// Get all the AlbumPlaylistItem entries associated with this AlbumPlaylist and then the Album entries for each of them
PlaylistItems.AddRange(playlistItems.Where(item => item.PlaylistId == Id));
foreach (AlbumPlaylistItem playlistItem in PlaylistItems)
{
playlistItem.Album = Albums.GetAlbumById(playlistItem.AlbumId);
// Get the contents of this playlist as the SongIndex processing assumes that the Songs are available
playlistItem.Album.GetSongs();
}
PlaylistItems.Sort((a, b) => a.Index.CompareTo(b.Index));
}