using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web;
using System.Web.Http;
using VueWebApi.DLL.BLL;
using VueWebApi.Models;
using VueWebApi.Tools;

namespace VueWebApi.Controllers
{
    [RoutePrefix(prefix: "api/Login")]
    [ControllerGroup("系统设置", "在线接口")]
    public class LoginController : ApiController
    {
        //定义全局信息返回变量
        ToMessage mes = new ToMessage();
        RedisHelper redis = new RedisHelper();

        /// <summary>
        /// 用户登录
        /// </summary>
        /// <param name="username">用户名</param>
        /// <param name="password">密码</param>
        /// <param name="torg_code">登录组织编码</param>
        /// <returns></returns>
        [Route(template: "LoginSave")]
        [HttpGet]
        public HttpResponseMessage LoginSave(string username, string password, string torg_code)
        {
            DataTable dt = LoginBLL.LoginSearch(username,password, torg_code);
            if (dt.Rows.Count > 0)
            {
                List<User> mss = new List<User>();
                User ms = new User();
                //ms.guid=Guid.NewGuid().ToString();
                ms.userid = Convert.ToInt32(dt.Rows[0]["ID"].ToString());
                ms.username = dt.Rows[0]["USERNAME"].ToString();
                ms.password = dt.Rows[0]["PASSWORD"].ToString();
                ms.usertype = "PC";
                mss.Add(ms);
                HttpContext.Current.Session["User"] = JsonConvert.SerializeObject(ms);
                User loginUser = JsonConvert.DeserializeObject<User>(HttpContext.Current.Session["User"].ToString());
                //如果redis登录用户中不存在当前用户
                if (redis.Get<User>("LoginUserID" + ms.userid, 0) == null) 
                {
                    //redis.Remove("LoginUserID" + ms.userid, 0);
                    //写入redis(注意：redis类里面的失效时间必须在key创建完成之后才生效)
                    redis.Set<User>("LoginUserID" + ms.userid, ms, redis.secondsTimeOut, 0);
                }
                else //如果存在
                {
                    //获取redis中当前用户信息
                    User r_loginUser = redis.Get<User>("LoginUserID" + ms.userid, 0);
                    //如果session中的用户guid和redis中的用户guid匹配
                    if (r_loginUser.guid.Equals(loginUser.guid))
                    {
                        //重置过期时间(注意：redis类里面的失效时间必须在key创建完成之后才生效)
                        redis.Set<User>("LoginUserID" + loginUser.userid, loginUser, redis.secondsTimeOut, 0);
                        
                    }
                    else
                    {
                        mes.code = "300";
                        mes.Message = "当前账号已登录!";
                    }
                }
                // 链表存储
                //RedisHelpers.AddEntityToList<List<User>>("003", mss);
                //RedisHelpers.AddEntityToList<User>("004", ms);

                //Console.WriteLine(RedisHelpers.Get<User>("001", 1));
                //Console.WriteLine(RedisHelpers.Get<List<User>>("002", 3));
             
            }
            else 
            {
                mes.code = "300";
                mes.Message = "账号或密码不正确!"; 
            }
            return mes.ResponseMess(mes);
        }


        /// <summary>
        /// 修改密码
        /// </summary>
        /// <param name="username">用户名</param>
        /// <param name="password">密码</param>
        /// <param name="newpassword">新密码</param>
        /// <param name="torg_code">登录组织编码</param>
        /// <returns></returns>
        [Route(template: "UpdateUserPassword")]
        [HttpPost]
        public HttpResponseMessage UpdateUserPassword(string username, string password,string newpassword,string torg_code)
        {
            mes = LoginBLL.UpdateUserPassword(username, password,newpassword, torg_code);
            return mes.ResponseMess(mes);
        }
    }
}