public async Task<ObservableCollection<ForumCategoryEntity>> GetForumCategoryMainPage()
{
try
{
var forumGroupList = new ObservableCollection<ForumCategoryEntity>();
var result = await _webManager.GetData(Constants.FORUM_LIST_PAGE);
HtmlDocument doc = result.Document;
HtmlNode forumNode =
doc.DocumentNode.Descendants("select")
.FirstOrDefault(node => node.GetAttributeValue("name", string.Empty).Equals("forumid"));
if (forumNode != null)
{
IEnumerable<HtmlNode> forumNodes = forumNode.Descendants("option");
foreach (HtmlNode node in forumNodes)
{
string value = node.Attributes["value"].Value;
int id;
if (!int.TryParse(value, out id) || id <= -1) continue;
if (node.NextSibling.InnerText.Contains("--"))
{
string forumName = WebUtility.HtmlDecode(node.NextSibling.InnerText.Replace("-", string.Empty));
bool isSubforum = node.NextSibling.InnerText.Count(c => c == '-') > 2;
var forumSubCategory = new ForumEntity(forumName, string.Format(Constants.FORUM_PAGE, value),
string.Empty, isSubforum);
forumGroupList.LastOrDefault().ForumList.Add(forumSubCategory);
}
else
{
string forumName = WebUtility.HtmlDecode(node.NextSibling.InnerText);
var forumGroup = new ForumCategoryEntity(forumName, string.Format(Constants.FORUM_PAGE, value));
forumGroupList.Add(forumGroup);
}
}
}
#if DEBUG
forumGroupList[3].ForumList.Add(AddDebugForum());
#endif
return forumGroupList;
}
// TODO: Expand catch for specific errors.
catch (Exception)
{
return null;
}
}
private void GetFavoriteForums()
{
if (!_localSettings.Values.ContainsKey("_forumIds")) return;
DeserializeXmlToList((string)_localSettings.Values["_forumIds"]);
var forumEntities = new List<ForumEntity>();
foreach (var f in ForumGroupList.Select(forumGroup => forumGroup.ForumList.Where(forum => _forumIds.Contains(forum.ForumId)).ToList()))
{
forumEntities.AddRange(f);
}
_favoritesEntity = new ForumCategoryEntity("Favorites", "forumid=48")
{
ForumList = forumEntities
};
SetFavoriteForums(new ObservableCollection<ForumCategoryEntity> { _favoritesEntity });
}
public async Task<List<ForumCategoryEntity>> GetForumCategoryMainPage()
{
var forumGroupList = new List<ForumCategoryEntity>();
var doc = (await _webManager.DownloadHtml(Constants.FORUM_LIST_PAGE)).Document;
HtmlNode forumNode = doc.DocumentNode.Descendants("select").FirstOrDefault(node => node.GetAttributeValue("name", string.Empty).Equals("forumid"));
if (forumNode != null)
{
var forumNodes = forumNode.Descendants("option");
foreach (var node in forumNodes)
{
var value = node.Attributes["value"].Value;
int id;
if (!int.TryParse(value, out id) || id <= -1) continue;
if (node.NextSibling.InnerText.Contains("--"))
{
string forumName = WebUtility.HtmlDecode(node.NextSibling.InnerText.Replace("-", string.Empty));
bool isSubforum = node.NextSibling.InnerText.Count(c => c == '-') > 2;
var forumSubCategory = new ForumEntity(forumName, string.Format(Constants.FORUM_PAGE, value), string.Empty, isSubforum);
forumGroupList.LastOrDefault().ForumList.Add(forumSubCategory);
}
else
{
string forumName = WebUtility.HtmlDecode(node.NextSibling.InnerText);
var forumGroup = new ForumCategoryEntity(forumName, string.Format(Constants.FORUM_PAGE, value));
forumGroupList.Add(forumGroup);
}
}
}
#if DEBUG
forumGroupList[3].ForumList.Add(AddDebugForum());
#endif
return forumGroupList;
}
public async void GetFavoriteForums()
{
using (var db = new FavoriteForumContext())
{
var forumEntities = db.Forums.ToList();
_favoritesEntity = new ForumCategoryEntity("Favorites", "forumid=48")
{
ForumList = forumEntities
};
SetFavoriteForums(new ObservableCollection<ForumCategoryEntity> { _favoritesEntity });
}
}
private void FavoriteForumButton_OnClick(object sender, RoutedEventArgs e)
{
// TODO: Move to view model? Change click handler?
var forumList = new List<ForumEntity>();
ApplicationDataContainer localSettings = ApplicationData.Current.LocalSettings;
if (itemGridView.SelectedItems.Any())
{
forumList.AddRange(itemGridView.SelectedItems.Cast<ForumEntity>());
List<long> forumIdList = forumList.Select(forum => forum.ForumId).ToList();
localSettings.Values["_forumIds"] = SerializeListToXml(forumIdList);
_favoritesEntity = new ForumCategoryEntity("Favorites", "forumid=48")
{
ForumList = forumList
};
_vm.SetFavoriteForums(new ObservableCollection<ForumCategoryEntity> { _favoritesEntity });
}
else
{
localSettings.Values["_forumIds"] = null;
_vm.SetFavoriteForums(null);
}
}