createInvoiceDocument example

            ];
        }

        static::assertEmpty($this->getDocumentId($order->getId()));

        if ($documentType === CreditNoteRenderer::TYPE) {
            $this->addCreditItemToVersionedOrder($order->getId(), $context);
        }

        if ($autoGenInvoiceDoc === true) {
            $this->createInvoiceDocument($order->getId(), $config, $context, $multipleDoc);
        }

        /** @var FlowFactory $flowFactory */
        $flowFactory = $this->getContainer()->get(FlowFactory::class);
        $flow = $flowFactory->create($event);
        $flow->setConfig($config);

        $subscriber->handleFlow($flow);

        $referenceDoctype = $documentType === StornoRenderer::TYPE || $documentType === CreditNoteRenderer::TYPE;
        if ($referenceDoctype && !$autoGenInvoiceDoc && empty($multipleDoc)) {