public ActionResult Create(Constract constract)
 {
     constract.InDateTime = DateTime.Now;
     constract.InUserId   = UserInfo.UserId;
     db.Constract.Add(constract);
     db.SaveChanges();
     return(RedirectToAction("Index"));
 }
        public ActionResult Edit(int id)
        {
            Constract constract = db.Constract.Find(id);

            TryUpdateModel <Constract>(constract);
            db.SaveChanges();
            string queryParams = Request.Form["queryParams"];

            return(RedirectToAction("Index", new { queryParams = queryParams }));
        }