Controllers/OrderController.cs

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using MvcShopping.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace MvcShopping.Controllers
{
    //[Authorize]
    public class OrderController : Controller
    {
        private MvcShopContext db = new MvcShopContext();
        private List<Cart> carts
        {
            get
            {
                if (Session["carts"] == null)
                {
                    Session["carts"] = new List<Cart>();
                }
                return (Session["carts"] as List<Cart>);
            }
            set { Session["carts"] = value; }
        }

        // GET: Order
        //public ActionResult Index()
        //{
        //    return View();
        //}

        public ActionResult Complete() {
            return View();
        }


        [HttpPost]
        public ActionResult Complete(OrderHeader form)
        {
            if (Session["username"] == null)
                return RedirectToAction("Login", "Member");
            var username = Convert.ToString(Session["username"]);
            var member = db.Members.Where(x => x.Email == username).FirstOrDefault();
            if (member == null)
                return RedirectToAction("Index", "Default");
            if (this.carts.Count == 0)
                return RedirectToAction("Index", "Cart");
            //todo 将订单信息和购物车信息写入数据库
            OrderHeader oh = new OrderHeader()
            {
                Member = member,
                ContactName = form.ContactName,
                ContactPhone = form.ContactPhone,
                BuyOn = DateTime.Now.ToString(),
                Memo = form.Memo,
                OrderDetails=new List<OrderDetail>()
            };
            int total = 0;
            foreach (var item in this.carts)