first commit

index.js

@@ -0,0 +1,80 @@
+const express = require('express');
+const { Client, LocalAuth } = require('whatsapp-web.js');
+const qrcode = require('qrcode-terminal');
+
+const app = express();
+app.use(express.json());
+
+// WhatsApp client
+const client = new Client({
+    authStrategy: new LocalAuth(),
+    puppeteer: {
+        headless: true,
+        args: ['--no-sandbox', '--disable-setuid-sandbox']
+    }
+});
+
+// Show QR in terminal
+client.on('qr', (qr) => {
+    console.log('Scan this QR code:');
+    qrcode.generate(qr, { small: true });
+});
+
+// When WhatsApp is ready
+client.on('ready', () => {
+    console.log('WhatsApp client ready');
+});
+
+
+// 4️⃣ ✅ MESSAGE LISTENER (PUT IT HERE)
+client.on('message', async (message) => {
+    console.log('--- New Message ---');
+    console.log('From:', message.from); // chat ID
+    console.log('Body:', message.body);
+    console.log('Is Group:', message.from.endsWith('@g.us'));
+
+    // Example: auto-reply
+    if (message.body.toLowerCase() === 'ping') {
+        await message.reply('pong');
+    }
+});
+
+// Initialize WhatsApp
+client.initialize();
+
+
+/**
+ * POST /send
+ * {
+ *   "number": "62822932xxxx",
+ *   "message": "hello"
+ * }
+ */
+app.get('/send', async (req, res) => {
+    //const { number, message } = req.body;
+
+    let number= "6281336138742";
+    let message ="hello ini dia";    
+    const chatId = number + '@c.us';
+
+    try {
+        await client.sendMessage(chatId, message);
+        return res.json({
+            success: true,
+            to: number,
+            message
+        });
+    } catch (err) {
+        console.error(err);
+        return res.status(500).json({
+            success: false,
+            error: 'Failed to send message'
+        });
+    }
+});
+
+// Start Express server
+const PORT = 3019;
+app.listen(PORT, () => {
+    console.log(`Express server running on http://localhost:${PORT}`);
+});