public ActionResult editPollutionsdetails(tblpollution pol)
        {
            ViewBag.dist  = de.tbldistricts.ToList();
            ViewBag.cit   = de.tblcities.ToList();
            ViewBag.vereg = de.tblvehicleregs.ToList();
            tblpollution ps = de.tblpollutions.Find(pol.pollutionid);

            ps.regid     = pol.regid;
            ps.renewdate = pol.renewdate;
            de.SaveChanges();
            return(RedirectToAction("listPollution"));
        }
        public ActionResult PollutionVehicleReg(tblpollution pol)
        {
            int model = de.tblpollutions.Where(a => a.regid == pol.regid).Count();

            if (model == 0)
            {
                ViewBag.dist  = de.tbldistricts.ToList();
                ViewBag.cit   = de.tblcities.ToList();
                ViewBag.vereg = de.tblvehicleregs.ToList();
                int id = Convert.ToInt32(Session["logid"]);
                pol.loginid = id;
                de.tblpollutions.Add(pol);
                de.SaveChanges();
            }
            else
            {
                TempData["dataalready"] = "Vehicle No has an active PUC certificate. To renew, edit the particular vehicle id";
            }
            return(RedirectToAction("PollutionVehicleReg"));
        }