public IActionResult Login(FormModel logindata)
        {
            if (acdao.GetAcitedInfo(logindata.schoolnum) != null)
            {
                return(Content(WeInfoService.ShowErr("您的账户已经激活成功,请勿重复操作!")));
            }
            if (dao.CheckLogin(logindata.username, logindata.schoolnum, logindata.idcard))
            {
                var jgdm = dao.GetDepartment(logindata.schoolnum);
                if (Request.Cookies.ContainsKey(logindata.schoolnum))
                {
                    Response.Cookies.Delete(logindata.schoolnum);
                }
                logindata.department = jgdm;
                Response.Cookies.Append(logindata.schoolnum, JsonConvert.SerializeObject(logindata), new Microsoft.AspNetCore.Http.CookieOptions {
                    Expires = DateTime.Now.AddMinutes(10)
                });

                var ret = JsonConvert.SerializeObject(new WeResponseBase {
                    errcode = 0,
                    result  = "/ActiveInfo/Index"
                });
                return(Content(ret));
            }
            else
            {
                return(Content(WeInfoService.ShowErr("登录失败")));
            }
        }