public function process(OrderInterface $order)
{
$order->setCheckoutState(OrderCheckoutStates::STATE_CART);
$order->setUser($this->getUser());
if ($order->getNumber() === null) {
$order->setNumber($this->generateNumber());
}
if ($order->getToken() === null) {
$order->setToken($this->tokenGenerator->generate(40));
}
}