public async Task ExecuteRefreshCommand(GroupFeed feed = null)
{
Debug.WriteLine("Started ExecuteRefreshCommand");
if (IsBusy)
{
return;
}
IsBusy = true;
if (feed != null)
{
feed.IsBusy = true;
}
Debug.WriteLine("Rebuilding UI post list");
if (string.Equals(App.NewestOrTrending, Values.TRENDING))
{
//then sort posts by trending
page.Content = page.CreateScrollableFeedView(Util.LoadFeedDataIntoFeedList(await App.DataDB.GetPostItemsByGroupOrderByPopularAsync(page.groupid),
await App.DataDB.GetCommentsByGroupIDAsync(page.groupid), page.groupid), "Search", page.Title, page.groupid);
}
else if (string.Equals(App.NewestOrTrending, Values.NEWEST))
{
//then order by most recently posted
page.Content = page.CreateScrollableFeedView(Util.LoadFeedDataIntoFeedList(await App.DataDB.GetPostItemsByGroupOrderByRecentAsync(page.groupid),
await App.DataDB.GetCommentsByGroupIDAsync(page.groupid), page.groupid), "Search", page.Title, page.groupid);
}
IsBusy = false;
Debug.WriteLine("ExecuteRefreshCommand done");
if (feed != null)
{
feed.IsBusy = false;
}
//start refresh interval for posts
App.ChatClient.ListenForNewPosts(this, page.feedPosts, page.groupid);
}
public PullToRefreshViewModel(GroupFeed page)
{
this.page = page;
}