index.js

// index.js
import { makeWASocket, useMultiFileAuthState, DisconnectReason } from 'baileys';
import { handleMessage } from './bot/autoreply.js';

async function connectToWhatsApp() {
    const { state, saveCreds } = await useMultiFileAuthState('auth_info_baileys');
    const sock = makeWASocket({ auth: state, printQRInTerminal: false });

    // Connection updates
    sock.ev.on('connection.update', async (update) => {
        const { connection, lastDisconnect } = update;
        if (connection === 'close') {
            const shouldReconnect = lastDisconnect?.error?.output?.statusCode !== DisconnectReason.loggedOut;
            if (shouldReconnect) connectToWhatsApp();
        } else if (connection === 'open') {
            console.log('WhatsApp connected!');
        }
    });

    // Request pairing code if not registered
    setTimeout(async () => {
        if (!state.creds?.registered) {
            try {
                const number = '916234859346'; // Your WhatsApp number
                console.log(`🔄 Requesting pairing code for ${number}`);
                const code = await sock.requestPairingCode(number);
                console.log(`👍 Pairing Code: ${code}`);
                console.log('1. Go to WhatsApp on your phone: Settings > Linked Devices > Add Device');
                console.log('2. Enter the code above into the app to pair.');
            } catch (error) {
                console.error('Error requesting pairing code:', error);
            }
        }
    }, 5000);

    // Handle incoming messages
    sock.ev.on('messages.upsert', (event) => handleMessage(event, sock));
    sock.ev.on('creds.update', saveCreds);

    return sock;
}

connectToWhatsApp()
    .then(() => console.log('Bot is running...'))
    .catch(console.error);