public ActionResult Login(PTS.User user)
 {
     if (ModelState.IsValid)
     {
         var getUser = db.SingleOrDefault<User>("Select *From [User] Where Username =@0 And Password=@1", user.Username, user.Password);
         if (getUser != null)
         {
             var getRoles = db.Fetch<Role>("Select * from Role Inner Join UserRoles On Role.ID = UserRoles.RoleID Inner Join [User] On [User].ID = UserRoles.UserID Where [User].ID = @0 ", getUser.ID);
             Session["User"] = getUser;
             Session["Roles"] = getRoles;
             return RedirectToAction("Index", "Home");
         }
         else
         {
             ModelState.AddModelError(String.Empty, String.Empty);
         }
     }
     return View(user);
 }