feat(router): manage webhook registration

docker-compose.yml

@@ -4,7 +4,6 @@ services:
     image: gitea.interno.com/nucleo000/nucleo-whatsapp:latest
     container_name: nucleo-whatsapp
     environment:
-      - WEBHOOK_URL=http://whatsapp-router:3001/webhook
       - PORT=8080
     ports:
       - "8080:8080"
@@ -19,6 +18,7 @@ services:
     container_name: whatsapp-router
     environment:
       - OPEN_WA_URL=http://openwa:8080
+      - LLM_AGENT_URL=http://llm-agent:8000
     ports:
       - "3001:3001"
     networks:

whatsapp-router/index.js

@@ -6,6 +6,103 @@ const port = process.env.PORT || 3001;
 const agentUrl = process.env.LLM_AGENT_URL;
 const openWaUrl = process.env.OPEN_WA_URL;
 
+const config = {
+  API_URL: openWaUrl,
+  MAX_ATTEMPTS: parseInt(process.env.MAX_ATTEMPTS || '10', 10),
+  RETRY_MS: parseInt(process.env.RETRY_MS || '2000', 10)
+};
+
+function log(level, ...args) {
+  console[level] ? console[level](...args) : console.log(...args);
+}
+
+async function waitForGateway() {
+  for (let i = 1; i <= config.MAX_ATTEMPTS; i++) {
+    try {
+      await axios.get(`${config.API_URL}/api-docs`);
+      log('info', '🟢  nucleo-whatsapp ready');
+      return;
+    } catch {
+      log('warn', `Gateway not responding (attempt ${i}/${config.MAX_ATTEMPTS})…`);
+      await new Promise(r => setTimeout(r, config.RETRY_MS));
+    }
+  }
+  throw new Error('nucleo-whatsapp did not respond in time');
+}
+
+async function clearWebhooks() {
+  try {
+    const { data } = await axios.post(`${config.API_URL}/listWebhooks`);
+    const hooks = data?.response || [];
+    if (!hooks.length) {
+      log('info', 'No existing webhooks to remove');
+      return;
+    }
+
+    log('info', `Removing ${hooks.length} webhooks…`);
+    const results = await Promise.allSettled(
+      hooks.map(h => axios.post(`${config.API_URL}/removeWebhook`, { args: { webhookId: h.id } }))
+    );
+
+    results.forEach((r, i) => {
+      const id = hooks[i].id;
+      if (r.status === 'fulfilled' && r.value?.data?.response === true) {
+        log('debug', `✔️  Removed webhook ${id}`);
+      } else {
+        log('warn', `⚠️  Failed to remove webhook ${id}`);
+      }
+    });
+
+    const ok = results.filter(r => r.status === 'fulfilled' && r.value?.data?.response === true).length;
+    log('info', `Cleanup OK (${ok}/${hooks.length} removed)`);
+  } catch (e) {
+    log('error', 'Failed cleaning webhooks:', e.response?.data || e.message);
+  }
+}
+
+async function registerWebhook() {
+  const url = `http://whatsapp-router:${port}/webhook`;
+  const eventConfig = {
+    onAck: false,
+    onAddedToGroup: true,
+    onAnyMessage: true,
+    onBattery: true,
+    onBroadcast: true,
+    onButton: true,
+    onCallState: false,
+    onChatDeleted: true,
+    onChatOpened: true,
+    onChatState: true,
+    onContactAdded: true,
+    onGlobalParticipantsChanged: true,
+    onGroupApprovalRequest: true,
+    onGroupChange: true,
+    onIncomingCall: false,
+    onLabel: true,
+    onLogout: true,
+    onMessage: false,
+    onMessageDeleted: true,
+    onNewProduct: true,
+    onOrder: true,
+    onPlugged: false,
+    onPollVote: true,
+    onReaction: true,
+    onRemovedFromGroup: false,
+    onStateChanged: false,
+    onStory: false,
+  };
+
+  const events = Object.entries(eventConfig)
+    .filter(([_, enabled]) => enabled)
+    .map(([event]) => event);
+
+  const { data } = await axios.post(`${config.API_URL}/registerWebhook`, {
+    args: { url, events }
+  });
+
+  log('info', '✔️  Webhook registered:', data);
+}
+
 app.use(express.json());
 
 app.post('/webhook', async (req, res) => {
@@ -22,4 +119,13 @@ app.post('/webhook', async (req, res) => {
   res.sendStatus(200);
 });
 
-app.listen(port, () => console.log(`WhatsApp router listening on ${port}`));
+app.listen(port, async () => {
+  console.log(`WhatsApp router listening on ${port}`);
+  try {
+    await waitForGateway();
+    await clearWebhooks();
+    await registerWebhook();
+  } catch (err) {
+    log('error', 'Webhook setup failed:', err.message);
+  }
+});