private static async void UpdateNewsTile(ArticlePageWorkMode mode)
{
var news = await new MalArticlesIndexQuery(mode).GetArticlesIndex();
try
{
var updater = TileUpdateManager.CreateTileUpdaterForSecondaryTile(mode == ArticlePageWorkMode.Articles ? ArticlesTileId : NewsTileId);
updater.EnableNotificationQueue(true);
updater.Clear();
foreach (var malNewsUnitModel in news.Take(5))
{
var tileContent = new TileContent
{
Visual = new TileVisual
{
TileMedium = GenerateTileBindingMedium(malNewsUnitModel),
TileWide = GenerateTileBindingWide(malNewsUnitModel),
}
};
if (!ViewModelLocator.Mobile)
{
tileContent.Visual.TileLarge = GenerateTileBindingLarge(malNewsUnitModel);
}
updater.Update(new TileNotification(tileContent.GetXml()));
}
}
catch (Exception)
{
//can carsh due to unknown reasons
}
_tileUpdateSemaphore?.Release();
NotificationTaskManager.StartNotificationTask(BgTasks.Tiles, false);
}
public static async Task UpdateNewsTilesAsync()
{
_tileUpdateSemaphore = new SemaphoreSlim(2);
var tilesToUpdate = new List <ArticlePageWorkMode>();
if (SecondaryTile.Exists(ArticlesTileId))
{
await _tileUpdateSemaphore.WaitAsync(1);
tilesToUpdate.Add(ArticlePageWorkMode.Articles);
}
if (SecondaryTile.Exists(NewsTileId))
{
await _tileUpdateSemaphore.WaitAsync(1);
tilesToUpdate.Add(ArticlePageWorkMode.News);
}
if (!tilesToUpdate.Any())
{
NotificationTaskManager.StopTask(BgTasks.Tiles);
}
else
{
tilesToUpdate.ForEach(UpdateNewsTile);
for (int i = 0; i < tilesToUpdate.Count; i++)
{
await _tileUpdateSemaphore.WaitAsync();
}
}
_tileUpdateSemaphore = null;
}