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   源码介绍

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ASP.NET cms

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

namespace MvcShoping.Controllers
{
    public class CartController : Controller
    {
        //
        // GET: /Cart/
        static List<Models.Cart> crats = new List<Models.Cart>();
        List<Models.Product> produs = new List<Models.Product>()
        {
            new Models.Product{Pid=1,PName="特步",Description="非一般",PNum=100,Price=9995.5,PtId=1,Image="~/Images/1.jpg",PDatetime="2015-9-23"},
            new Models.Product{Pid=2,PName="李宁",Description="一切皆有可能",PNum=100,Price=525.5,PtId=2,Image="~/Images/2.jpg",PDatetime="2015-9-23"},
            new Models.Product{Pid=3,PName="安踏",Description="永不止步",PNum=100,Price=6665.5,PtId=3,Image="~/Images/3.jpg",PDatetime="2015-9-23"}
        };
        public ActionResult Index()
        {
            var cars = crats.Where(c => c.Mid == 1).ToList();
            List<Models.Product> ps=new List<Models.Product>();
            foreach (var item in cars)
            {
                ps.Add(produs.Where(p => p.Pid == item.Pid).SingleOrDefault());
            }
            return View(ps);
        }

        /// <summary>
        /// 添加购物车
        /// </summary>
        /// <returns></returns>
        [Authorize]
        public ActionResult AddToCart(int pid)
        {
            Models.Cart car = new Models.Cart();
            car.Cid = 1;
            car.Amount = 1;
            car.Pid = pid;
            car.Mid = 1;
            //判断购物车是否存在这件商品
            if (crats.Where(c => c.Mid == car.Mid && c.Pid == pid).Count() == 0)
            {
                crats.Add(car);
            }
            return Content("OK");
        }

        /// <summary>
        /// 删除购物车
        /// </summary>
        /// <returns></returns>
        [OutputCache(Duration=0)]
        public ActionResult Remove(int pid)
        {
            string[] pids = Request.Form.GetValues("pids[]");
            string[] checks = Request.Form.GetValues("checks[]");
            string[] counts = Request.Form.GetValues("count[]");

            crats.Remove(crats.Where(s => s.Pid == pid).SingleOrDefault());
            var cras = crats.Where(c => c.Mid == 1).ToList();
            List<Models.Product> ps = new List<Models.Product>();
            if (pids != null)
            {
                foreach (var item in pids)
                {
                    ps.Add(produs.Where(p => p.Pid.ToString() == item).SingleOrDefault());
                }
                ViewBag.Check = checks.ToList();
                ViewBag.counts = counts.ToList();
                //从删除中剔除购物车中的记录，如果存在的话
                List<Models.Cart> carss = (List<Models.Cart>)Session["carts"];
                foreach (var item in carss)
                {
                    if (item.Pid == pid)
                    {
                        carss.Remove(item);
                        break;
                    }
                }
                Session["carts"] = carss;
            }
            return PartialView("_PartialPage1", ps);
        }
        public ActionResult Ajaxplay()
        {
            string[] pids= Request.Form.GetValues("pid[]");
            string[] counts = Request.Form.GetValues("count[]");
            string[] prices = Request.Form.GetValues("price[]");
            int sun = 0;
            double price = 0;
            if (counts == null)
            {
                return Content("0|0");
            }
            for (int i = 0; i < pids.Length; i  )
            {
                price  = produs.Where(d => d.Pid == int.Parse(pids[i])).SingleOrDefault().Price * double.Parse(counts[i]);
                sun  = int.Parse(counts[i]);
            }
            return Content(price.ToString() "|" sun.ToString());
        }
        public ActionResult Aajax(string pid)
        {
            var resule = produs.Where(p => p.Pid == int.Parse(pid)).SingleOrDefault().Price;
            return Content(resule.ToString());
        }

        public ActionResult SS()
        {
            string[] pids = Request.Form.GetValues("pids[]");
            string[] checks = Request.Form.GetValues("checks[]");
            string[] counts = Request.Form.GetValues("count[]");
            int sum = 0;
            int i = 0;
            List<Models.Cart> carts = new List<Models.Cart>();
            foreach (var item in pids)
            {
                sum  = int.Parse(item);
                Models.Cart c = new Models.Cart();
                c.Pid = int.Parse(item);
                c.Amount = int.Parse(counts[i]);
                c.Mid = 1;
                carts.Add(c);
                i  ;
            }
            Session["carts"] = carts; //保存
            return Content(sum.ToString());
        }
    }
}