/// <summary>
        /// 返回登录用户信息
        /// </summary>
        /// <returns></returns>
        public static FrontIdentity AccountUserid()
        {
            var userinfo = SessionServer.Get <FrontIdentity>(_Name);

            if (userinfo != null && userinfo.Success)
            {
                return(userinfo);
            }

            var result = new FrontIdentity();

            if (HttpContext.Current.User.Identity.IsAuthenticated)
            {
                result.Success = true;
                var ss = HttpContext.Current.User.Claims;
                result.UserId    = ShowClaimValue <int>(ss, ClaimTypes.NameIdentifier);
                result.UserIds   = ShowClaimValue <string>(ss, ClaimTypes.Name);
                result.Mobile    = ShowClaimValue <string>(ss, ClaimTypes.MobilePhone);
                result.OpenId    = ShowClaimValue <string>(ss, ClaimTypes.Actor);
                result.RoleId    = ShowClaimValue <int>(ss, ClaimTypes.Role);
                result.Authority = ShowClaimValue <string>(ss, ClaimTypes.Authentication);
                result.EndTime   = ShowClaimValue <DateTime>(ss, ClaimTypes.Expired);
                CheckEndTime(result);
                // SessionServer.Set(result, _Name, _Minutes - 10);
            }
            return(result);
        }
        /// <summary>
        /// 用户登录
        /// </summary>
        /// <param name="Claims"></param>
        /// <param name="Name"></param>
        /// <param name="Minutes"></param>
        public static async void UserLogin(FrontIdentity Front, string Name = _Name, int Minutes = _Minutes)
        {
            // UserOut(_Name);
            SessionServer.Set(Front, Name, Minutes - 10);

            IList <Claim> Claims = new Claim[]
            {
                new Claim(ClaimTypes.NameIdentifier, Front.UserId.ToString()),
                new Claim(ClaimTypes.Name, Front.UserIds),
                new Claim(ClaimTypes.MobilePhone, Front.Mobile),
                //   new Claim(ClaimTypes.PrimarySid,Front.UserId.ToString()),
                new Claim(ClaimTypes.Actor, Front.OpenId),
                new Claim(ClaimTypes.Role, Front.RoleId.ToString()),
                new Claim(ClaimTypes.Authentication, Front.Authority),
                new Claim(ClaimTypes.Expired, Front.EndTime.ToString()),
            };
            var claimsIdentity = new ClaimsIdentity(Claims, Name);

            var claimsPrincipal = new ClaimsPrincipal(claimsIdentity);


            var Authentication = new AuthenticationProperties
            {
                ExpiresUtc   = DateTime.UtcNow.AddMinutes(Minutes),
                IsPersistent = false,
                AllowRefresh = false
            };

            await HttpContext.Current.Authentication.SignInAsync(Name, claimsPrincipal, Authentication);
        }
 /// <summary>
 /// 用户退出
 /// </summary>
 /// <param name="Name"></param>
 public static async void UserOut(string Name = _Name)
 {
     SessionServer.Remove(Name);
     await HttpContext.Current.Authentication.SignOutAsync(Name);
 }