protected function persistCompletedGame($winner = null)
{
//---------------------------------------------------------
// New game in db
$game = new Game();
$game->setBoardSize(static::$boardSize);
$game->setXPlayer(static::$xPlayer);
$game->setOPlayer(static::$oPlayer);
$game->setWinner($winner);
$em = $this->getDoctrine()->getManager();
$em->persist($game);
$em->flush();
}
