private void ShowFirstItem()
{
if (Settings.Current.UserSettings.ImagesEnabled)
{
BackgroundDownloadImages();
}
_itemsForSelectedCategories = new List <Item>();
// Use local variables to avoid repeated calls
var allItems = Repository.Default.ListItems();
var lastCategories = Settings.Current.LastCategories;
foreach (Item currentitem in allItems)
{
if (lastCategories.Contains(currentitem.Feed.Category))
{
_itemsForSelectedCategories.Add(currentitem);
}
}
// Filter out read items, if it's enabled.
if (Settings.Current.UserSettings.IgnoreReadItems)
{
_itemsForSelectedCategories = _itemsForSelectedCategories.Where(i => !i.IsRead).ToList();
}
// Nothing to work with, show the empty message
if (_itemsForSelectedCategories.Count == 0)
{
Settings.Current.LastItemId = "";
_webView.LoadHtmlString(HtmlTemplate.EmptyHtml(), new NSUrl("/"));
return;
}
else
{
switch (Settings.Current.UserSettings.SortItemsBy)
{
case SortBy.Site:
_itemsForSelectedCategories = _itemsForSelectedCategories.SortBySite();
break;
case SortBy.Date:
default:
_itemsForSelectedCategories = _itemsForSelectedCategories.SortByDate();
break;
}
UpdateArrowButtons();
// Show the first item
_currentItemIndex = 0;
// Use the last item that was viewed, if it exists
Item item = null;
if (!string.IsNullOrEmpty(Settings.Current.LastItemId))
{
try
{
Guid guid = new Guid(Settings.Current.LastItemId);
item = _itemsForSelectedCategories.FirstOrDefault(i => i.Id == guid);
}
catch (FormatException)
{
}
}
if (item != null)
{
// Put it at the start of the list, and remove it from wherever it is
_itemsForSelectedCategories.Remove(item);
_itemsForSelectedCategories.Insert(0, item);
}
else
{
// No saved item, use the first
item = _itemsForSelectedCategories[0];
}
Settings.Current.LastItemId = item.Id.ToString();
_webView.LoadHtmlString(HtmlTemplate.HtmlForItem(item), new NSUrl("/"));
}
}
