Update app.js

app.js

@@ -1,10 +1,90 @@
-import { Client } from 'zaileys'
+require("dotenv").config();
+const {
+    default: makeWASocket,
+    DisconnectReason
+} = require("@whiskeysockets/baileys");
 
-const client = new Client()
+const express = require("express");
+const qrcode = require("qrcode-terminal");
+const pino = require("pino");
+const axios = require("axios");
+const fs = require("fs");
+const crypto = require("crypto");
 
-client.on('qr', ({ qrString }) => console.log('Scan this QR:', qrString))
-client.on('connect', ({ me }) => console.log('Connected as', me.id))
+const app = express();
 
-client.on('text', async (msg) => {
-  await msg.reply(`You said: ${msg.text}`)
-})
+app.use(express.json());
+
+const PORT = process.env.PORT || 7860;
+
+const SEND_WEBHOOK_URL = process.env.LLM_WEBHOOK_URL+"/whatsapp";
+
+
+let sock = null;
+let isReconnecting = false;
+
+
+async function startWhatsApp() {
+    try {
+
+        sock.ev.on("creds.update", saveCreds);
+
+        sock.ev.on("connection.update", async (update) => {
+            const {
+                connection,
+                lastDisconnect,
+                qr
+            } = update;
+
+            console.log("con", connection);
+            console.log("qr", qr);
+            console.log("------------");
+            if (qr) {
+                console.log("\n📱 Scan QR Code:\n");
+                qrcode.generate(qr, { small: true });
+            }
+
+            if (connection === "open") {
+                console.log("✅ WhatsApp Connected");
+                isReconnecting = false;
+            }
+
+            if (connection === "close") {
+                const statusCode =
+                    lastDisconnect?.error?.output?.statusCode;
+
+                console.log(
+                    `❌ Connection closed. Status: ${statusCode}`
+                );
+
+                const shouldLogout =
+                    statusCode === 401 ||
+                    statusCode === 405 ||
+                    statusCode === DisconnectReason.loggedOut;
+
+                if (shouldLogout) {
+                    console.log(
+                        "🧹 Session invalid. Removing auth folder..."
+                    );
+
+                    setTimeout(() => {
+                        startWhatsApp();
+                    }, 3000);
+
+                    return;
+                }
+
+                if (!isReconnecting) {
+                    isReconnecting = true;
+
+                    console.log(
+                        "🔄 Reconnecting in 5 seconds..."
+                    );
+
+                    setTimeout(() => {
+                        isReconnecting = false;
+                        startWhatsApp();
+                    }, 5000);
+                }
+            }
+        });