private async void AddNewPost() { IsLoading = true; if (CrossConnectivity.Current.IsConnected) { if (SelectedPost != null) { SelectedPost.id = 101; var data = await PostServices.AddNewPost(SelectedPost); if (data == null) { //Any 7aga } else { Posts.Add(SelectedPost); } IsOffline = false; } } else { IsOffline = true; } IsLoading = false; }