public void Save(AgitatorPrecinctRelation obj)
 {
     if (obj.Id == 0)
         context.Entry(obj).State = System.Data.Entity.EntityState.Added;
     else
         context.Entry(obj).State = System.Data.Entity.EntityState.Modified;
     context.SaveChanges();
 }
        public ActionResult AddRelatedPrecinct(AgitatorPrecinctRelation obj)
        {
            if (ModelState.IsValid)
            {
                dataManager.AgitatorPrecinctRelations.Save(obj);
                return RedirectToAction("Show", new { Id = obj.AgitatorId });
            }

            ViewBag.Precincts = from h in dataManager.Precincts.GetAll()
                                select new SelectListItem
                                {
                                    Text = h.Name,
                                    Value = h.Id.ToString()
                                };
            return View(obj);
        }