public ActionResult Create(Constituency constituency)
        {
            if (ModelState.IsValid)
            {
                db.Constituencies.Add(constituency);
                db.SaveChanges();
                return RedirectToAction("Index");
            }

            ViewBag.partyID = new SelectList(db.Parties, "ID", "title", constituency.partyID);
            ViewBag.stateID = new SelectList(db.States, "ID", "title", constituency.stateID);
            return View(constituency);
        }
 public ActionResult Edit(Constituency constituency)
 {
     if (ModelState.IsValid)
     {
         db.Entry(constituency).State = EntityState.Modified;
         db.SaveChanges();
         return RedirectToAction("Index");
     }
     ViewBag.partyID = new SelectList(db.Parties, "ID", "title", constituency.partyID);
     ViewBag.stateID = new SelectList(db.States, "ID", "title", constituency.stateID);
     return View(constituency);
 }