Auto-Reply & Parsing Isi Email Masuk

function balasEmailBaru() {
  const threads = GmailApp.search('is:unread label:inbox');
  threads.forEach((thread) => {
    const messages = thread.getMessages();
    const pesanTerakhir = messages[messages.length - 1];
    const dari = pesanTerakhir.getFrom();
    const isi = pesanTerakhir.getPlainBody();

    GmailApp.sendEmail(dari, 'Auto-reply', 'Pesan Anda sudah kami terima.');
    thread.markRead();
  });
}

const match = isi.match(/order:\s*(\w+)/i);
const orderId = match ? match[1] : 'tidak diketahui';

const label = GmailApp.getUserLabelByName('SudahDibalas')
            || GmailApp.createLabel('SudahDibalas');
thread.addLabel(label);