private async void DownloadRestaurantComments() { var response = await RestClient.GetResponseStringFromUrl(ConnectionContext.RestaurantCommentsUrl.Replace("restaurantPk", "" + _restaurant.Pk).Replace("pageToDownload", "" + _commentList.CurrentPage)); _commentList.loadMoreComments(response); if (_commentList.CommentCollection.Count == 0) { this.NoCommentText.Visibility = Visibility.Visible; } else { this.NoCommentText.Visibility = Visibility.Collapsed; } RestaurantCommentList.DataContext = _commentList; }