private function checkRoundEnd()
 {
     $time1 = new \DateTime();
     $time1->modify('-' . $this->round->getRoundTime() . ' hours');
     if ($this->round->getRoundTimeType() == Round::ROUND_TIME_TYPE_LAST_DEPOSIT) {
         $time2 = $this->round->getStats()->getLastDeposit();
     } else {
         $time2 = $this->round->getStats()->getLastPayout();
     }
     if ($time2 && $time1 > $time2) {
         $this->writeln('Round finished');
         $this->payoutManager->realiseRoundEndPayouts();
         $this->roundManager->startNextRound();
     } else {
         $this->writeln('Round not finished');
     }
 }