private static void WaitForIsLoaded(IPlaylistContainer playlistContainer, CancellationToken cancellationToken)
{
while (!playlistContainer.IsLoaded() || cancellationToken.IsCancellationRequested)
{
Task.Delay(250, cancellationToken);
}
}
void pc_PlaylistMoved(IPlaylistContainer pc, PlaylistMovedEventArgs args)
{
if (PlaylistMoved != null)
{
PlaylistMoved(this, null);
}
}
internal static IContainerPlaylist Get(
ISession session,
IPlaylistContainer container,
IntPtr handle,
IntPtr folderId,
PlaylistType playlistType)
{
KeyGen key = new KeyGen(handle, folderId, playlistType);
lock (_instanceLock)
{
NativeContainerPlaylist instance;
if (!_instances.TryGetValue(key, out instance))
{
instance = new NativeContainerPlaylist(session, handle, folderId, playlistType, container);
instance.Initialize();
if (SessionFactory.IsInternalCachingEnabled)
{
_instances.Add(key, instance);
}
}
return(instance);
}
}
public NativeContainerPlaylist(ISession session, IntPtr handle, IntPtr folderId, PlaylistType type, IPlaylistContainer container)
: base(session, handle)
{
_folderId = folderId;
_type = type;
_container = container;
}
public NativeContainerPlaylist(ISession session, IntPtr handle, IntPtr folderId, PlaylistType type, IPlaylistContainer container)
: base(session, handle)
{
_folderId = folderId;
_type = type;
_container = container;
}
void pc_Loaded(IPlaylistContainer pc, EventArgs args)
{
if (Loaded != null)
{
Loaded(this, args);
}
}
/// <summary>
/// Gets the full path to the given playlist item.
/// </summary>
/// <param name="item">The item to get the path of.</param>
/// <returns>The full path to the item.</returns>
public static string GetFullPath(this IPlaylistItem item)
{
if (item == null)
{
throw new ArgumentNullException(nameof(item));
}
var path = item.Path;
IPlaylistContainer parent = item.Parent;
while (parent != null)
{
if (Path.IsPathRooted(path))
{
break;
}
path = Path.Combine(parent.IncludesFilename ? Path.GetDirectoryName(parent.Path) : parent.Path, path);
parent = parent.Parent;
}
// when used, the playlist items must be rooted *somewhere*
// otherwise the files they correspond to cannot be located
if (!Path.IsPathRooted(path))
{
throw new InvalidOperationException("The full path couldn't be retrieved. The root playlist must always have a rooted path.");
}
return(Path.GetFullPath(path));
}
private void OnSearchTextChanged()
{
searchTaskCancellationTokenSource?.Cancel();
var txt = SearchText;
if (string.IsNullOrWhiteSpace(txt))
{
FilteredSongsLoader.Items = Enumerable.Empty <FullSongInfo>();
return;
}
searchTaskCancellationTokenSource = new CancellationTokenSource();
searchTask = Task.Run(async() =>
{
searchPlaylist = await database.Search(txt, searchTaskCancellationTokenSource.Token);
return(await Map(searchPlaylist.Playlist.Songs));
})
.ContinueWith(
task => dispatcher.Invoke(() =>
{
FilteredSongsLoader.Items = task.Result;
LoadPlaylistCommand.Refresh();
}),
searchTaskCancellationTokenSource.Token,
TaskContinuationOptions.OnlyOnRanToCompletion,
TaskScheduler.Default);
this.InvokePropertyChanged(PropertyChanged, nameof(IsLoading));
searchTask.ContinueWith(_ => dispatcher.Invoke(() => this.InvokePropertyChanged(PropertyChanged, nameof(IsLoading))));
}
void pc_PlaylistAdded(IPlaylistContainer pc, PlaylistEventArgs args)
{
if (PlaylistAdded != null)
{
PlaylistAdded(this, args);
}
}
internal static IntPtr GetPointer(IPlaylistContainer pc)
{
if (pc.GetType() == typeof(PlaylistContainerWrapper))
{
return(((PlaylistContainerWrapper)pc).pc.pcPtr);
}
throw new ArgumentException("Invalid pc");
}
internal void OnLoginComplete(SessionEventArgs e)
{
if (e.Status == Error.OK)
{
_playlistContainer = PlaylistContainerManager.Get(this, Spotify.sp_session_playlistcontainer(Handle));
}
LoginComplete.RaiseEvent(this, e);
}
public static bool WaitUntilLoaded(this IPlaylistContainer source, int millisecondsTimeout = 10000)
{
var reset = new ManualResetEvent(source.IsLoaded);
EventHandler handler = (s, e) => reset.Set();
source.Loaded += handler;
bool result = reset.WaitOne(millisecondsTimeout);
source.Loaded -= handler;
return(result);
}
public BasePlaylistContainerViewModel(IPlaylistContainer innerContainer)
{
InnerContainer = innerContainer;
foreach (var item in InnerContainer)
{
switch (item)
{
case Track track:
Items.Add(new TrackViewModel(track));
break;
default:
throw new NotSupportedException();
}
}
}
private static async Task <IPlaylist> FindPlaylistByName(IPlaylistContainer playlistContainer, string playlistName)
{
for (var i = 0; i < playlistContainer.NumPlaylists(); i++)
{
if (playlistContainer.PlaylistType(i) != PlaylistType.Playlist)
{
continue;
}
var playlist = playlistContainer.Playlist(i);
await playlist.Load();
if (playlist.Name() == playlistName)
{
return(playlist);
}
}
return(null);
}
public static async Task Load(this IPlaylistContainer playlistContainer, CancellationToken cancellationToken)
{
await Task.Run(() => WaitForIsLoaded(playlistContainer, cancellationToken), cancellationToken);
}
public static async Task Load(this IPlaylistContainer playlistContainer)
{
await Load(playlistContainer, CancellationToken.None);
}
public static async Task Write(string filePath, IPlaylistContainer playlistContainer, IProgress <(double?, string)> progress)
public static PlaylistContainerAssertions Should(this IPlaylistContainer actualValue) => new PlaylistContainerAssertions(actualValue);
internal void OnLoginComplete(SessionEventArgs e)
{
if (e.Status == Error.OK)
{
_playlistContainer = PlaylistContainerManager.Get(this, Spotify.sp_session_playlistcontainer(Handle));
}
LoginComplete.RaiseEvent(this, e);
}