public ActionResult AllOrderList(int?page)
{
const int pageSize = 10; //for testing purpose, to be adjustetd
int pageIndex = (page ?? 1) - 1;
int pageNumber = (page ?? 1);
var allOrders = _orderProcessingService.GetAllOrders();//.ToPagedList(pageNumber, pageSize);
var pagedList = allOrders.ToPagedList(pageNumber, pageSize);
return(PartialView("_AllOrderList", pagedList));
}