first commit

src/controllers/webhook.controller.ts

@@ -0,0 +1,53 @@
+import { Request, Response } from 'express';
+import { sendToN8n } from '../services/n8n.service';
+
+export const handleTinyOrderUpdate = async (req: Request, res: Response): Promise<void> => {
+  try {
+    // 1. Security Check: Verify token from Tiny
+    const expectedToken = process.env.TINY_WEBHOOK_SECRET;
+    const providedToken = req.query.token;
+
+    if (expectedToken && providedToken !== expectedToken) {
+      console.warn('Unauthorized webhook attempt. Invalid or missing token.');
+      res.status(401).json({ error: 'Unauthorized' });
+      return;
+    }
+
+    let payload = req.body;
+    
+    // Parse 'dados' if it comes as a JSON string
+    if (typeof payload.dados === 'string') {
+        try {
+            payload.dados = JSON.parse(payload.dados);
+        } catch (e) {
+            console.error('Could not parse "dados" as JSON string.', e);
+        }
+    }
+
+    console.log('Received webhook from Tiny:', JSON.stringify(payload, null, 2));
+
+    // Acknowledge Tiny immediately
+    res.status(200).send('OK');
+
+    if (!payload || Object.keys(payload).length === 0) {
+      console.warn('Received empty payload from Tiny webhook.');
+      return;
+    }
+
+    const transformedData = {
+        source: 'tiny_webhook_middleware',
+        event: payload.tipo || 'atualizacao_pedido',
+        dados: payload.dados,
+        raw_payload: payload
+    };
+
+    // Forward to n8n asynchronously
+    await sendToN8n(transformedData);
+
+  } catch (error) {
+    console.error('Error handling Tiny webhook:', error);
+    if (!res.headersSent) {
+      res.status(500).json({ error: 'Internal server error processing webhook.' });
+    }
+  }
+};