public static PagesLoader From([NotNull] SpotifySession session, [NotNull] String context)
{
var loader = new PagesLoader(session)
{
_resolveUrl = context
};
return(loader);
}
public static PagesLoader From([NotNull] SpotifySession session, [NotNull] Context context)
{
var pages = context.Pages.ToList();
if (!pages.Any())
{
return(From(session, context.Uri));
}
var loader = new PagesLoader(session);
loader._pages.AddRange(pages);
return(loader);
}
public void ToggleShuffle(bool value)
{
if (!_state.Context.IsFinite())
{
throw new Exception("Cannot shuffle infinite context!");
}
if (Tracks.Count() <= 1)
{
return;
}
if (_isPlayingQueue)
{
return;
}
if (value)
{
if (!_cannotLoadMore)
{
if (LoadAllTracks())
{
Debug.WriteLine("Loaded all tracks before shuffling.");
}
else
{
Debug.WriteLine("Cannot shuffle context!");
return;
}
}
var currentlyPlaying = _state.GetCurrentPlayableOrThrow();
_shuffle.Shuffle(Tracks, true);
_shuffleKeepIndex = Tracks.FindIndex(x => x.Uri == currentlyPlaying.Uri);
Tracks.Swap(0, _shuffleKeepIndex);
SetCurrentTrackIndex(0);
Debug.WriteLine("Shuffled context! keepIndex: {0}", _shuffleKeepIndex);
}
else
{
if (_shuffle.CanUnshuffle(Tracks.Count))
{
var currentlyPlaying = _state.GetCurrentPlayableOrThrow();
if (_shuffleKeepIndex != -1)
{
Tracks.Swap(0, _shuffleKeepIndex);
}
_shuffle.Unshuffle(Tracks);
SetCurrentTrackIndex(Tracks.FindIndex(x => x.Uri == currentlyPlaying.Uri));
Debug.WriteLine("Unshuffled using Fisher-Yates.");
}
else
{
var id = _state.GetCurrentPlayableOrThrow();
Tracks.Clear();
_state.Pages = PagesLoader.From(_state.Session, _state.Context.Uri());
LoadAllTracks();
SetCurrentTrackIndex(Tracks.FindIndex(x => x.Uri == id.Uri));
Debug.WriteLine("Unshuffled by reloading context.");
}
}
}
