safaribook-pro-aspnet-mvc5/SportsStore/SportsStore.WebUI/App_Start/RouteConfig.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Routing;
using System.Web.UI;
using Ninject.Infrastructure.Language;

namespace SportsStore.WebUI
{
    public class RouteConfig
    {
        public static void RegisterRoutes(RouteCollection routes)
        {
            routes.IgnoreRoute("{resource}.axd/{*pathInfo}");

            routes.MapRoute(null,
                "",
                new
                {
                    controller = "Product", action = "List",
                    category = (string)null, page = 1
                });

            routes.MapRoute(null,
                "Page{page}",
                new
                { 
                    controller = "Product", 
                    action = "List", 
                    category = (string)null
                },
                new
                {
                    page = @"\d+"
                });

            routes.MapRoute(null,
                "{category}",
                new
                {
                    controller = "Product",
                    action = "List",
                    page = 1
                });

            routes.MapRoute(null,
                "{category}/Page{page}",
                new
                {
                    controller = "Product",
                    action = "List"
                },
                new
                {
                    page = @"\d+"
                });

            routes.MapRoute(null, "{controller}/{action}");
        }
    }
}