/**
 * Header multi-type publish menu: portal dropdown to document.body.
 *
 * Keeps the pink chip content-sized. The menu is position:fixed under the
 * toggle and never participates in the chip's layout width.
 *
 * @package AKSRT
 */
(function () {
  'use strict';

  var openRoot = null;
  var openMenu = null;
  var openToggle = null;
  var closeTimer = null;

  function clearCloseTimer() {
    if (closeTimer) {
      clearTimeout(closeTimer);
      closeTimer = null;
    }
  }

  function placeMenu(toggle, menu) {
    var rect = toggle.getBoundingClientRect();
    var menuWidth = 168;
    var left = rect.right - menuWidth;
    if (left < 8) left = 8;
    if (left + menuWidth > window.innerWidth - 8) {
      left = Math.max(8, window.innerWidth - menuWidth - 8);
    }
    menu.style.position = 'fixed';
    menu.style.top = Math.round(rect.bottom + 6) + 'px';
    menu.style.left = Math.round(left) + 'px';
    menu.style.right = 'auto';
    menu.style.width = menuWidth + 'px';
    menu.style.minWidth = menuWidth + 'px';
    menu.style.maxWidth = menuWidth + 'px';
    menu.style.zIndex = '2000';
  }

  function closeMenu() {
    clearCloseTimer();
    if (!openMenu) return;
    openMenu.classList.remove('is-open');
    openMenu.setAttribute('hidden', '');
    openMenu.setAttribute('aria-hidden', 'true');
    if (openToggle && openToggle.setAttribute) openToggle.setAttribute('aria-expanded', 'false');
    if (openRoot) openRoot.classList.remove('is-open');
    // Return menu to original root so SSR structure stays consistent.
    if (openRoot && openMenu.parentNode !== openRoot) {
      openRoot.appendChild(openMenu);
    }
    openRoot = null;
    openMenu = null;
    openToggle = null;
  }

  function openMenuFor(root) {
    var toggle = root.querySelector('.newadd-btns__toggle');
    var menu = root.querySelector('.drop-newadd');
    if (!toggle || !menu) return;
    if (toggle.tagName === 'SPAN' || toggle.tagName === 'DIV') {
      toggle.setAttribute('role', 'button');
      toggle.setAttribute('tabindex', '0');
      if (!toggle.hasAttribute('aria-expanded')) toggle.setAttribute('aria-expanded', 'false');
    }

    if (openRoot && openRoot !== root) closeMenu();

    clearCloseTimer();
    openRoot = root;
    openMenu = menu;
    openToggle = toggle;

    if (menu.parentNode !== document.body) {
      document.body.appendChild(menu);
    }
    menu.removeAttribute('hidden');
    menu.setAttribute('aria-hidden', 'false');
    menu.classList.add('is-open');
    root.classList.add('is-open');
    if (toggle.setAttribute) toggle.setAttribute('aria-expanded', 'true');
    placeMenu(toggle, menu);
  }

  function scheduleClose() {
    clearCloseTimer();
    closeTimer = setTimeout(closeMenu, 160);
  }

  function onPointerEnterRoot(e) {
    var root = e.currentTarget;
    openMenuFor(root);
  }

  function onPointerLeaveRoot() {
    scheduleClose();
  }

  function onPointerEnterMenu() {
    clearCloseTimer();
  }

  function onPointerLeaveMenu() {
    scheduleClose();
  }

  function onToggleClick(e) {
    e.preventDefault();
    e.stopPropagation();
    var root = e.currentTarget.closest('[data-aksrt-newadd="1"]');
    if (!root) return;
    if (openRoot === root) {
      closeMenu();
    } else {
      openMenuFor(root);
    }
  }

  function onDocPointerDown(e) {
    if (!openRoot) return;
    if (openRoot.contains(e.target)) return;
    if (openMenu && openMenu.contains(e.target)) return;
    closeMenu();
  }

  function onKey(e) {
    if (e.key === 'Escape') closeMenu();
  }

  function onScrollOrResize() {
    if (!openToggle || !openMenu) return;
    placeMenu(openToggle, openMenu);
  }

  function bindRoot(root) {
    if (root.getAttribute('data-aksrt-newadd-bound') === '1') return;
    root.setAttribute('data-aksrt-newadd-bound', '1');

    var toggle = root.querySelector('.newadd-btns__toggle');
    var menu = root.querySelector('.drop-newadd');
    if (!toggle || !menu) return;
    if (toggle.tagName === 'SPAN' || toggle.tagName === 'DIV') {
      toggle.setAttribute('role', 'button');
      toggle.setAttribute('tabindex', '0');
      if (!toggle.hasAttribute('aria-expanded')) toggle.setAttribute('aria-expanded', 'false');
    }

    // CSS hover no longer drives this control.
    root.classList.add('is-js-portal');

    root.addEventListener('mouseenter', onPointerEnterRoot);
    root.addEventListener('mouseleave', onPointerLeaveRoot);
    toggle.addEventListener('click', onToggleClick);
    toggle.addEventListener('focus', function () {
      openMenuFor(root);
    });

    menu.addEventListener('mouseenter', onPointerEnterMenu);
    menu.addEventListener('mouseleave', onPointerLeaveMenu);
  }

  function init() {
    document.querySelectorAll('[data-aksrt-newadd="1"]').forEach(bindRoot);
    document.addEventListener('pointerdown', onDocPointerDown, true);
    document.addEventListener('keydown', onKey);
    window.addEventListener('scroll', onScrollOrResize, true);
    window.addEventListener('resize', onScrollOrResize);
  }

  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', init);
  } else {
    init();
  }
})();