public void ShowPost(PostItemViewModel post, Panel placeholder)
{
if (post == null)
{
return;
}
var view = new PostItemView() { DataContext = post };
var popup = new PopupWindow(placeholder) { Content = view, IsContentScrollable = true };
popup.Open();
}
public void NavigateToLink(PostItemViewModel item, Hyperlink link)
{
Uri uri = link.GetValue(HyperlinkProperties.UriProperty) as Uri;
if (this._dvachUriParser.IsDvachUri(uri))
{
uri = this._urlBuilder.FixRelativeUri(uri);
var uriModel = this._dvachUriParser.ParseUri(uri);
if (uriModel == null)
{
this.NavigateToBrowser(uri);
return;
}
// if uri navigates to the current thread
if (uriModel.BoardName == this.BoardName && uriModel.ThreadNumber == this.ThreadNumber)
{
// don't do anything if the uri has no fragment
if (!string.IsNullOrEmpty(uri.Fragment))
{
string fragment = uri.Fragment.Substring(1);
var post = this.Posts.FirstOrDefault(p => p.Number.ToString() == fragment);
this._popupDisplayer.ShowPost(post, this._popupPlaceholder);
}
}
else
{
// if uri navigates to another thread, open the necessary page
this._pageNavigationService.NavigateToPostListPage(uriModel.BoardName, uriModel.ThreadNumber);
}
}
else if (uri != null)
{
this.NavigateToBrowser(uri);
}
}
private void ArrangeReferences(PostItemViewModel model)
{
foreach (var refNumber in model.RefersTo)
{
if (this._itemsByPostNumbers.ContainsKey(refNumber))
{
this._itemsByPostNumbers[refNumber].AddReferenceFrom(model.Number);
}
}
}
public void ShowReplies(PostItemViewModel item)
{
var replies = item.ReferencesFrom.Select(number => this._itemsByPostNumbers[number]).ToList();
this._popupDisplayer.ShowPosts(replies, this._popupPlaceholder);
}
private void AddModel(PostItemModel model, int index)
{
var vm = new PostItemViewModel(this);
vm.MapModel(model, index);
this.ArrangeReferences(vm);
this.Posts.Add(vm);
this._itemsByPostNumbers[vm.Number] = vm;
}