private void InsertPostList(IEnumerable <Post> posts, int delay = 0)
{
IEnumerable <PostViewModel> newPosts = posts
.Where(x => !_seenPosts.Contains(x.Number))
.Select(x => new PostViewModel(x)
{
Tapped = new ModelCommand(() => { if (App.IsPostTapAllowed)
{
PostTapped(x.Number);
}
}),
NumberTapped = new ModelCommand(() => { if (App.IsPostTapAllowed)
{
OpenQuoteRegion(x.Number);
}
}),
ViewQuotes = new ModelCommand(() => { if (App.IsPostTapAllowed)
{
OpenQuoteRegion(x.Number);
}
}),
QuoteTapped = new ModelCommand <ulong>(postID => OpenQuoteRegion(postID))
}).ToList();
bool hasScrollTarget = false;
PostViewModel scrollTarget = null;
foreach (PostViewModel post in newPosts)
{
_seenPosts.Add(post.Number);
if (post.Number == _scrollTarget)
{
hasScrollTarget = true;
scrollTarget = post;
}
}
AllPosts.AddRange(newPosts, delay);
ImagePosts.AddRange(newPosts.Where(x => x.HasImage), delay);
SelectedPosts.AddRange(newPosts.Where(x => x.Number == _quotedPost || x.QuotesPost(_quotedPost)), delay);
if (hasScrollTarget)
{
AllPosts.Flush();
ScrollTargetLoaded(this, scrollTarget);
}
}
private void OpenQuoteRegion(ulong postID)
{
if (IsPosting)
{
return;
}
// We have to use .All() to get posts that are queued, but not yet inserted too.
IEnumerable <PostViewModel> posts = AllPosts.All().Where(x => x.Number == postID || x.QuotesPost(postID));
SelectedPosts.Clear();
SelectedPosts.IsPaused = false;
SelectedPosts.AddRange(posts, 20);
QuotedTitle = ">>" + postID;
_quotedPost = postID;
GoToState(PostsPageViewState.Quotes);
}
private void _post_Checked(bool status, CommonDataTypes.SocialElements.Post source)
{
if (SelectedPosts.Contains(source))
{
if (!status)
{
SelectedPosts.Remove(source);
}
}
else
{
if (status)
{
SelectedPosts.Add(source);
}
}
if (PostsSelected != null)
{
PostsSelected(SelectedPosts);
}
}
