//The id parameter will represent the page number
public async Task <IActionResult> Index(int?id)
{
#region Comments
//List<Product> products = ProductDb.GetProducts(context);
//null coalescing operator, This is an alternative
//int pageNum = id ?? 1;
#endregion
//Conditional/ternary operator;
int pageNum = (id.HasValue) ? id.Value : 1;
const int PageSize = 3;
List <Product> products = await ProductDb.GetProductsByPage(context, pageNum, PageSize);
//ViewBag/ViewData
//ViewBag.MaxPage = 2;
int maxPage = ProductDb.GetMaxPage(context, PageSize);
int currPage = pageNum;
var model = new ProductIndexViewModel(products, maxPage, currPage);
return(View(model));
}
