Initial commit

2025-09-26 17:34:37 +02:00
commit b96ccfd112
37 changed files with 23138 additions and 0 deletions
--- a/backend/routes/webhook.js
+++ b/backend/routes/webhook.js
@@ -0,0 +1,173 @@
+const express = require('express');
+const paypalService = require('../services/paypal');
+const woocommerceService = require('../services/woocommerce');
+
+const router = express.Router();
+
+// PayPal webhook handler
+router.post('/paypal', async (req, res) => {
+    try {
+        const webhookBody = req.body;
+        const headers = req.headers;
+
+        console.log('PayPal Webhook Received:', {
+            event_type: webhookBody.event_type,
+            resource_id: webhookBody.resource?.id,
+            timestamp: new Date().toISOString()
+        });
+
+        // Verify webhook signature (simplified for development)
+        const isValid = paypalService.verifyWebhookSignature(headers, webhookBody, process.env.PAYPAL_WEBHOOK_ID);
+
+        if (!isValid) {
+            console.warn('Invalid PayPal webhook signature');
+            return res.status(401).json({ error: 'Invalid signature' });
+        }
+
+        // Handle different webhook events
+        switch (webhookBody.event_type) {
+            case 'PAYMENT.CAPTURE.COMPLETED':
+                await handlePaymentCaptured(webhookBody.resource);
+                break;
+
+            case 'PAYMENT.CAPTURE.DENIED':
+                await handlePaymentDenied(webhookBody.resource);
+                break;
+
+            case 'PAYMENT.CAPTURE.REFUNDED':
+                await handlePaymentRefunded(webhookBody.resource);
+                break;
+
+            default:
+                console.log('Unhandled PayPal webhook event:', webhookBody.event_type);
+        }
+
+        res.status(200).json({ status: 'success' });
+
+    } catch (error) {
+        console.error('PayPal Webhook Error:', error);
+        res.status(500).json({ error: 'Webhook processing failed' });
+    }
+});
+
+// Handle payment captured
+async function handlePaymentCaptured(resource) {
+    try {
+        console.log('Processing payment capture webhook:', {
+            capture_id: resource.id,
+            amount: resource.amount?.value,
+            custom_id: resource.custom_id
+        });
+
+        const customId = resource.custom_id;
+        if (!customId) {
+            console.warn('No custom_id found in payment capture');
+            return;
+        }
+
+        // Extract WooCommerce order ID from custom_id
+        const wcOrderId = parseInt(customId);
+        if (isNaN(wcOrderId)) {
+            console.warn('Invalid WooCommerce order ID in custom_id:', customId);
+            return;
+        }
+
+        // Prepare payment data
+        const paymentData = {
+            transaction_id: resource.id,
+            payer: {
+                email_address: resource.payer?.email_address || 'N/A'
+            }
+        };
+
+        // Update WooCommerce order
+        const result = await woocommerceService.completePayment(wcOrderId, paymentData);
+
+        if (result.success) {
+            console.log('Payment capture webhook processed successfully');
+        } else {
+            console.error('Failed to update WooCommerce order from webhook:', result.error);
+        }
+
+    } catch (error) {
+        console.error('Handle Payment Captured Error:', error);
+    }
+}
+
+// Handle payment denied
+async function handlePaymentDenied(resource) {
+    try {
+        console.log('Processing payment denied webhook:', {
+            capture_id: resource.id,
+            custom_id: resource.custom_id
+        });
+
+        const customId = resource.custom_id;
+        if (!customId) {
+            console.warn('No custom_id found in payment denial');
+            return;
+        }
+
+        const wcOrderId = parseInt(customId);
+        if (isNaN(wcOrderId)) {
+            console.warn('Invalid WooCommerce order ID in custom_id:', customId);
+            return;
+        }
+
+        // Mark order as failed
+        const result = await woocommerceService.failPayment(wcOrderId, 'Payment was denied by PayPal');
+
+        if (result.success) {
+            console.log('Payment denial webhook processed successfully');
+        } else {
+            console.error('Failed to update WooCommerce order from denial webhook:', result.error);
+        }
+
+    } catch (error) {
+        console.error('Handle Payment Denied Error:', error);
+    }
+}
+
+// Handle payment refunded
+async function handlePaymentRefunded(resource) {
+    try {
+        console.log('Processing payment refund webhook:', {
+            refund_id: resource.id,
+            amount: resource.amount?.value,
+            custom_id: resource.custom_id
+        });
+
+        const customId = resource.custom_id;
+        if (!customId) {
+            console.warn('No custom_id found in payment refund');
+            return;
+        }
+
+        const wcOrderId = parseInt(customId);
+        if (isNaN(wcOrderId)) {
+            console.warn('Invalid WooCommerce order ID in custom_id:', customId);
+            return;
+        }
+
+        // Add refund note to WooCommerce order
+        const noteText = `Payment refunded via PayPal. Refund ID: ${resource.id}. Amount: ${resource.amount?.value} ${resource.amount?.currency_code}`;
+
+        await woocommerceService.addOrderNote(wcOrderId, noteText, true);
+
+        console.log('Payment refund webhook processed successfully');
+
+    } catch (error) {
+        console.error('Handle Payment Refunded Error:', error);
+    }
+}
+
+// Health check for webhooks
+router.get('/health', (req, res) => {
+    res.json({
+        status: 'OK',
+        service: 'webhooks',
+        timestamp: new Date().toISOString()
+    });
+});
+
+module.exports = router;