public async Task <IViewComponentResult> InvokeAsync(int?productThumbPictureSize) { if (_shoppingCartSettings.CrossSellsNumber == 0) { return(Content("")); } var model = await _productViewModelService.PrepareProductsCrossSell(productThumbPictureSize, _shoppingCartSettings.CrossSellsNumber); if (!model.Any()) { return(Content("")); } return(View(model)); }