JiCangHai/PingTai/ForwarderQuery/Controllers/HomeController.cs

using ForwarderQuery.DB;
using ForwarderQuery.Helper;
using ForwarderQuery.Models;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Caching;
using System.Text.RegularExpressions;
using System.Web;
using System.Web.Mvc;

namespace ForwarderQuery.Controllers
{
    public class HomeController : Controller
    {
        private MyshippingData myshippingData = new MyshippingData();
        private CangdanData cangdanData = new CangdanData();

        #region 登录
        [HttpGet]
        public ActionResult Login()
        {
            return View();
        }

        [HttpPost]
        public ActionResult Login(string uid, string pass)
        {
            var usr = myshippingData.Users.AsNoTracking().FirstOrDefault(u => u.CODENAME == uid && u.PASSWORD == pass);
            if (usr == null)
            {
                TempData["msg"] = "用户名或密码错误";
                return View();
            }
            else
            {
                Session["user"] = usr;
                return RedirectToAction("Index");
            }
        }
        #endregion


        #region 查询
        [HttpGet]
        public ActionResult Index()
        {
            if (Session["user"] == null)
            {
                return RedirectToAction("Login");
            }

            return View();
        }

        [HttpPost]
        public ActionResult QueryData(string mblno, string vessel, string voyno)
        {
            RespCommonData resp = new RespCommonData();
            var usr = Session["user"] as User;
            if (MemoryCache.Default.Contains($"{usr.GID}"))
            {
                resp.Success = false;
                resp.Message = "操作过于频繁";
                return Json(resp);
            }

            var succ = QueryHelper.Query(mblno, vessel, voyno, out string strResult);
            if (succ)
            {
                resp.Success = true;
                resp.Message = strResult;

                var carrier = QueryHelper.QueryCarrier(mblno);
                resp.Data = JsonConvert.SerializeObject(new
                {
                    Forwarder = strResult,
                    Carrier = carrier
                });
            }
            else
            {
                resp.Success = false;
                resp.Message = "未查询到数据";
            }

            MemoryCache.Default.Add(new CacheItem(usr.GID, string.Empty), new CacheItemPolicy() { AbsoluteExpiration = DateTime.Now.AddSeconds(2) });

            return Json(resp);
        }

        private bool MatchByChar(char c1, char c2)
        {
            var s1 = c1.ToString().ToUpper();
            var s2 = c2.ToString().ToUpper();

            if (Regex.IsMatch(s1, "^[0-9]{1}$")) //第一位是数字
            {
                if (!Regex.IsMatch(s2, "^[0-9]{1}$")) //非数字
                {
                    return false;
                }
            }
            else if (s1 != s2)
            {
                return false;
            }

            return true;
        }
        #endregion
    }
}