public function getReq($city)
 {
     $areas = Areas::where('city', $city)->get();
     $data = [];
     $i = 0;
     foreach ($areas as $area) {
         $requirementsPerArea = Requirements::where('areaCode', $area->id)->get();
         foreach ($requirementsPerArea as $req) {
             $data[$i]['areaName'] = $area->area;
             $data[$i]['requirements'] = $req->requirement;
             $volunteer = Volunteers::where('id', $req->volunteerId)->first();
             $data[$i]['name'] = $volunteer->username;
             $data[$i]['contact'] = $volunteer->contact;
             $i++;
         }
     }
     return view('user.city')->with('data', $data);
 }
 public function modifyRequirements(Request $request)
 {
     Requirements::where('requirement', $request->get('requirement'))->update(["quantity" => $request->get('quantity')]);
     return json_encode(["quantity" => $request->get('quantity')]);
 }