EC-CUBE / ec-cube

    public function createOrder($Customer)

    {

        // ランダムなpre_order_idを作成

        do {

            $preOrderId = sha1(StringUtil::random(32));

            $Order = $this->orderRepository->findOneBy([

                'pre_order_id' => $preOrderId,

                'OrderStatus' => OrderStatus::PROCESSING,

            ]);

        } while ($Order);

        // 受注情報、受注明細情報、お届け先情報、配送商品情報を作成

        $Order = $this->registerPreOrder(

    private function createPreOrderId()

    {

        // ランダムなpre_order_idを作成

        do {

            $preOrderId = sha1(StringUtil::random(32));

            $Order = $this->orderRepository->findOneBy(

                [

                    'pre_order_id' => $preOrderId,

                    'OrderStatus' => OrderStatus::PROCESSING,

                ]

            );

        } while ($Order);

        return $preOrderId;

    }