@unchainedshop/plugins/lib/payment/saferpay/handler-express.js

Because of a Typescript issue with upstream "postfinancecheckout", the Postfinance plugin has been disabled from transpilation, import the source ts files from src and enable node_module tsc or copy over the src/payment/postfinance-checkout to your projec

import { createLogger } from '@unchainedshop/logger';
import { buildSignature } from './buildSignature.js';
const logger = createLogger('unchained:core-payment:saferpay:handler');
export const saferpayHandler = async (request, response) => {
    const resolvedContext = request.unchainedContext;
    const { modules, services } = resolvedContext;
    const { orderPaymentId, signature, transactionId } = request.query;
    const isValidRequest = typeof orderPaymentId === 'string' &&
        typeof signature === 'string' &&
        typeof transactionId === 'string' &&
        orderPaymentId &&
        transactionId &&
        signature;
    if ((request.method !== 'GET' && request.method !== 'HEAD') || !isValidRequest) {
        logger.warn(`unhandled http method ${request.method} or orderPaymentId missing in query`);
        response.writeHead(404);
        response.end();
        return;
    }
    try {
        logger.info(`checkout with orderPaymentId: ${orderPaymentId}`);
        const orderPayment = await modules.orders.payments.findOrderPayment({
            orderPaymentId,
        });
        if (!orderPayment) {
            throw new Error(`order payment not found with orderPaymentId: ${orderPaymentId}`);
        }
        const correctSignature = await buildSignature(transactionId, orderPaymentId);
        if (correctSignature !== signature) {
            throw new Error('Invalid signature');
        }
        const order = await services.orders.checkoutOrder(orderPayment.orderId, {
            paymentContext: {
                transactionId,
            },
        });
        logger.info(`checkout successful`, {
            orderPaymentId,
            orderId: order._id,
        });
        response.writeHead(200);
        response.end(JSON.stringify({
            message: 'checkout successful',
            orderPaymentId,
            orderId: order._id,
        }));
    }
    catch (error) {
        logger.error(error, {
            orderPaymentId,
            transactionId,
        });
        response.writeHead(500);
        response.end(error.message);
    }
};
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