Exemplo By PenguinEHIS

index.js

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+// index.js
+const {
+    default: makeWASocket,
+    useMultiFileAuthState,
+    DisconnectReason,
+} = require('@whiskeysockets/baileys');
+const qrcode = require('qrcode-terminal');
+
+const { sendButtons } = require('./buttons'); // helper from your repo
+
+// -------------------- UTILITIES --------------------
+
+function unwrapMessage(msg) {
+    let cur = msg;
+    while (
+        cur?.ephemeralMessage?.message ||
+        cur?.viewOnceMessage?.message ||
+        cur?.viewOnceMessageV2?.message
+    ) {
+        cur =
+            cur.ephemeralMessage?.message ||
+            cur.viewOnceMessage?.message ||
+            cur.viewOnceMessageV2?.message;
+    }
+    return cur || msg;
+}
+
+// -------------------- CORE BOT SETUP --------------------
+
+async function createSocket() {
+    const { state, saveCreds } = await useMultiFileAuthState('auth');
+
+    const sock = makeWASocket({
+        auth: state,
+        emitOwnEvents: false,
+    });
+
+    sock.ev.on('creds.update', saveCreds);
+
+    return sock;
+}
+
+function registerConnectionHandlers(sock) {
+    sock.ev.on('connection.update', (update) => {
+        const { connection, lastDisconnect, qr } = update;
+
+        if (qr) {
+            console.log('Scan this QR with WhatsApp:');
+            qrcode.generate(qr, { small: true });
+        }
+
+        if (connection === 'close') {
+            const shouldReconnect =
+                (lastDisconnect?.error)?.output?.statusCode !==
+                DisconnectReason.loggedOut;
+
+            if (shouldReconnect) {
+                console.log('Connection closed, reconnecting…');
+                startBot(); // simple auto-reconnect using main entry
+            } else {
+                console.log('Connection closed. You are logged out.');
+            }
+        } else if (connection === 'open') {
+            console.log('✅ WhatsApp connected');
+        }
+    });
+}
+
+/**
+ * Generic message router.
+ * `handlers` = { onText, onTemplateButton }
+ */
+function registerMessageHandlers(sock, handlers) {
+    sock.ev.on('messages.upsert', async ({ messages, type }) => {
+        if (type !== 'notify') return;
+        const m = messages[0];
+        if (!m || !m.message) return;
+
+        const jid = m.key.remoteJid;
+        if (m.key.fromMe || jid === 'status@broadcast') return;
+
+        const msg = unwrapMessage(m.message);
+
+        // ---- TEXT MESSAGE ----
+        const rawText =
+            msg.conversation ||
+            msg.extendedTextMessage?.text ||
+            msg.imageMessage?.caption ||
+            msg.videoMessage?.caption ||
+            '';
+        const text = rawText.trim();
+
+        if (text && handlers.onText) {
+            await handlers.onText({ sock, jid, text, msg, full: m });
+            // don't return; button reply might also have text if you want both
+        }
+
+        // ---- TEMPLATE BUTTON CLICK ----
+        const tpl = msg.templateButtonReplyMessage;
+        if (tpl && handlers.onTemplateButton) {
+            const button = {
+                id: tpl.selectedId,
+                label: tpl.selectedDisplayText,
+                raw: tpl,
+            };
+            await handlers.onTemplateButton({ sock, jid, button, msg, full: m });
+        }
+    });
+}
+
+// -------------------- YOUR BOT LOGIC (easy to swap) --------------------
+
+async function handleTextCommand({ sock, jid, text }) {
+    const lower = text.toLowerCase();
+
+    if (lower === 'hello') {
+        console.log('Got "hello" from', jid, '-> sending buttons');
+
+        await sendButtons(sock, jid, {
+            title: 'Bem vindo ao BOT Teste 1',
+            text: 'Escolha a operadora:',
+            footer: 'Tudo é apenas um teste !',
+            buttons: [
+                { id: 'pao_1', text: 'Pao' },
+                { id: 'limao_1', text: 'Limao' },
+                { id: 'sorvete_1', text: 'Sorvete' },
+                { id: 'cancel', text: 'CANCELAR' },
+            ],
+        });
+
+        // if you don’t want any further handlers, you can return here
+    }
+
+    // add more commands here:
+    // if (lower === 'ping') await sock.sendMessage(jid, { text: 'pong' });
+}
+
+
+async function button1({ sock, jid, button }) {
+    const { id, label } = button;
+    await sendButtons(sock, jid, {
+        title: 'Você escolheu o ' + label + '!',
+        text: 'Testando o bot:',
+        footer: 'Tudo é apenas um teste !',
+        buttons: [
+            { id: 'btn_1', text: 'Button 1' },
+            { id: 'btn_2', text: 'Button 2' },
+        ],
+    });
+}
+
+async function button2({ sock, jid }) {
+    await sendButtons(sock, jid, {
+        title: 'Você escolheu o teste 2!',
+        text: 'Testando o bot:',
+        footer: 'Tudo é apenas um teste !',
+        buttons: [
+            { id: 'btn_1', text: 'Button 1' },
+            { id: 'btn_2', text: 'Button 2' },
+        ],
+    });
+}
+
+
+
+// -------------------- Handle Buttons --------------------
+
+
+async function handleButtonClick({ sock, jid, button }) {
+    const { id, label } = button;
+    console.log('Template button clicked:', button);
+
+    if (id === 'pao_1') {
+        button1({ sock, jid, button });
+    } else if (id === 'limao_1') {
+        button1({ sock, jid, button });
+    } else if (id === 'sorvete_1') {
+        button1({ sock, jid, button });
+    } else if (id === 'cancel') {
+        await sock.sendMessage(jid, { text: 'Volte Logo' });
+    }
+}
+
+// -------------------- ENTRY POINT --------------------
+
+async function startBot() {
+    const sock = await createSocket();
+    registerConnectionHandlers(sock);
+
+    registerMessageHandlers(sock, {
+        onText: handleTextCommand,
+        onTemplateButton: handleButtonClick,
+    });
+}
+
+startBot().catch(console.error);