BaconographyPortable.ViewModel.MainPageViewModel.OnReorderSubreddit C# (CSharp) Метод

		private void OnReorderSubreddit(ReorderSubredditMessage message)
		{
            if (PivotItems != null && Subreddits != null)
            {
                _suspendSaving = true;
                var redditVMs = PivotItems.Select(piv => piv is RedditViewModel ? piv as RedditViewModel : null).ToArray();
                for (int i = Subreddits.Count - 1; i >= 0; i--)
                {
                    if (redditVMs.Length > i && Subreddits[i].Data != null && redditVMs[i].Heading == Subreddits[i].Data.DisplayName)
                        continue;
                    else
                    {
                        var pivot = redditVMs.FirstOrDefault(rvm => Subreddits[i].Data != null && rvm.Heading == Subreddits[i].Data.DisplayName);
                        if (pivot != null)
                        {
                            PivotItems.Remove(pivot);
                            PivotItems.Insert(0, pivot);
                        }
                    }
                }
                _suspendSaving = false;
                _subreddits_CollectionChanged(null, null);
            }
		}