/**
 * Show username/password fields after user clicks the disclosure link.
 */
(function () {
  'use strict';

  function bind(btn) {
    var panelId = btn.getAttribute('aria-controls');
    if (!panelId) {
      return;
    }
    var panel = document.getElementById(panelId);
    if (!panel) {
      return;
    }
    btn.addEventListener('click', function () {
      var open = panel.hasAttribute('hidden');
      if (open) {
        panel.removeAttribute('hidden');
        panel.setAttribute('aria-hidden', 'false');
        btn.setAttribute('aria-expanded', 'true');
      } else {
        panel.setAttribute('hidden', '');
        panel.setAttribute('aria-hidden', 'true');
        btn.setAttribute('aria-expanded', 'false');
      }
    });
  }

  document.querySelectorAll('.travelgo-wc-classic-login__toggle').forEach(bind);
})();