private async Task FillPinnedFavorites() { if (_settingsService.PinnedFavoriteIds.Count == 0) { PinnedFavorites.Clear(); return; } var pinned = await _favoritesService.GetPinnedFavorites(); var toRemove = PinnedFavorites.Except(pinned).ToList(); foreach (var staleFave in toRemove) { PinnedFavorites.Remove(staleFave); } foreach (var newFace in pinned.Except(PinnedFavorites)) { PinnedFavorites.Add(newFace); } }