public async void Init(ForumsTopicNavigationArgs args)
{
ViewModelLocator.ForumsMain.CurrentBackNavRegistrar = this;
if (LoadingTopic)
{
return;
}
LoadingTopic = true;
_prevArgs = args;
Messages?.Clear();
AvailablePages?.Clear();
ToggleWatchingButtonText = "Toggle watching";
CurrentTopicData = await ForumTopicQueries.GetTopicData(_prevArgs.TopicId, _prevArgs.TopicPage, _prevArgs.LastPost, _prevArgs.MessageId);
CurrentPage = _prevArgs.LastPost ? CurrentTopicData.AllPages : CurrentTopicData.CurrentPage;
ViewModelLocator.GeneralMain.CurrentStatus = $"Forums - {(CurrentTopicData.IsLocked ? "Locked: " : "")}{CurrentTopicData?.Title}";
Messages = new ObservableCollection <ForumTopicMessageEntryViewModel>(
CurrentTopicData.Messages.Select(
entry => new ForumTopicMessageEntryViewModel(entry)));
if (_prevArgs.FirstVisibleItemIndex != null)
{
RequestScroll?.Invoke(this, _prevArgs.FirstVisibleItemIndex.Value);
}
else if (_prevArgs.LastPost)
{
RequestScroll?.Invoke(this, Messages.Count - 1);
}
else if (CurrentTopicData.TargetMessageId != null /*|| (_prevArgs.MessageId != null && _prevArgs.MessageId != -1)*/)
{
//var index = _prevArgs.MessageId != null && _prevArgs.MessageId != -1 ? _prevArgs.MessageId.ToString() : CurrentTopicData.T
RequestScroll?.Invoke(this, Messages.IndexOf(Messages.First(model => model.Data.Id == CurrentTopicData.TargetMessageId)));
}
var watched = _handyDataStorage.WatchedTopics.StoredItems.FirstOrDefault(model => model.Id == CurrentTopicData.Id);
if (watched != null)
{
_isWatched = true;
watched.OnCooldown = false;
_handyDataStorage.WatchedTopics.SaveData();
}
else
{
_isWatched = false;
}
RaisePropertyChanged(() => IsWatched);
IsPinned = ViewModelLocator.ForumsMain.PinnedTopics.Any(entry => entry.Id == CurrentTopicData.Id);
ViewModelLocator.ForumsMain.PinnedTopics.CollectionChanged += PinnedTopicsOnCollectionChanged;
LoadingTopic = false;
}
public ForumTopicPageFragment(ForumsTopicNavigationArgs args)
{
_args = args;
}
