/**
 * AKSRT Dropdown Menus — post-meta only.
 * Header user box uses CSS hover (.navbar-top .sub-menu) per zibll contract.
 */
(function () {
  "use strict";

  function initPostDropMeta() {
    document.querySelectorAll('.post-drop-meta').forEach(function (wrap) {
      if (!wrap || wrap.dataset.aksrtDropMetaBound === '1') return;
      var trigger = wrap.querySelector('.post-drop-meta__toggle');
      var menu = wrap.querySelector('.post-drop-meta__menu');
      if (!trigger || !menu) return;
      wrap.dataset.aksrtDropMetaBound = '1';

      function close() {
        wrap.classList.remove('is-open');
        trigger.setAttribute('aria-expanded', 'false');
        menu.setAttribute('aria-hidden', 'true');
      }

      trigger.addEventListener('click', function (e) {
        e.stopPropagation();
        var open = !wrap.classList.contains('is-open');
        document.querySelectorAll('.post-drop-meta.is-open').forEach(function (other) {
          if (other !== wrap) {
            other.classList.remove('is-open');
            var t = other.querySelector('.post-drop-meta__toggle');
            var m = other.querySelector('.post-drop-meta__menu');
            if (t) t.setAttribute('aria-expanded', 'false');
            if (m) m.setAttribute('aria-hidden', 'true');
          }
        });
        wrap.classList.toggle('is-open', open);
        trigger.setAttribute('aria-expanded', open ? 'true' : 'false');
        menu.setAttribute('aria-hidden', open ? 'false' : 'true');
      });

      document.addEventListener('click', function (e) {
        if (!wrap.contains(e.target)) close();
      });
      document.addEventListener('keydown', function (e) {
        if (e.key === 'Escape') close();
      });
    });
  }

  if (window.AksrtFrontend && typeof window.AksrtFrontend.register === 'function') {
    window.AksrtFrontend.register('aksrt-post-drop-meta', function () {
      initPostDropMeta();
    });
  } else if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', initPostDropMeta);
  } else {
    initPostDropMeta();
  }
})();