public function saveReferees(Season $season, Competition $competition, Request $request)
 {
     $data = $request->all();
     $competition->referees()->wherePivot('season_id', '=', $season->id)->detach();
     $pairs = $this->getPairs($season, $competition);
     foreach ($pairs as $pair) {
         $pair->active = 0;
         $pair->save();
     }
     $response = ['refs' => array(), 'crefs' => array()];
     $country = Country::find($data['country']);
     $refs = json_decode($data['referees'], true);
     foreach ($refs as $ref) {
         $newRef = $competition->storeReferee($ref, $season, 0, $country);
         if (array_key_exists('styled', $ref)) {
             if ($ref['styled'] == 'new') {
                 $newRef['location'] = Location::find($newRef->location_id)->name;
                 array_push($response['refs'], $newRef);
             }
         }
     }
     $crefs = json_decode($data['court_referees'], true);
     foreach ($crefs as $cref) {
         $newRef = $competition->storeReferee($cref, $season, 1, $country);
         if (array_key_exists('styled', $cref)) {
             if ($cref['styled'] == 'new') {
                 $newRef['location'] = Location::find($newRef->location_id)->name;
                 array_push($response['crefs'], $newRef);
             }
         }
     }
     $response['pairs'] = $this->getPairs($season, $competition)->toArray();
     return $response;
 }