public function onPostController(ResponseEvent $event) { $session = $event->getSession(); if ($session->has('gameFinished')) { $session->clear(); return; } $fleet = $this->battlefield->getFleet(); $shots = $this->shotsManager->getAllShots(); $hits = $this->shotsManager->getHits(); $session->set('fleet', serialize($fleet)); $session->set('shots', serialize($shots)); $session->set('hits', serialize($hits)); }