"use strict";var AMPY_KEYMAP={TAB:9};function ampyInitNavigation(){ampyInitNavampyToggleSubMenus(),ampyInitNavToggleSmall()}function ampyInitNavampyToggleSubMenus(){var e=document.querySelectorAll(".nav--toggle-sub");if(e.length)for(var t=0;t<e.length;t++)ampyInitEachNavampyToggleSubMenu(e[t])}function ampyInitEachNavampyToggleSubMenu(e){var t=e.querySelectorAll(".menu ul");if(t.length)for(var a=ampyGetDropdownButton(),n=0;n<t.length;n++){var o=t[n].parentNode,l=o.querySelector(".dropdown");if(!l){(l=document.createElement("span")).classList.add("dropdown");var r=document.createElement("i");r.classList.add("dropdown-symbol"),l.appendChild(r),t[n].parentNode.insertBefore(l,t[n])}var i=a.cloneNode(!0);i.innerHTML=l.innerHTML,l.parentNode.replaceChild(i,l),i.addEventListener("click",function(e){ampyToggleSubMenu(e.target.parentNode)}),o.addEventListener("mouseleave",function(e){ampyToggleSubMenu(e.target,!1)}),o.querySelector("a").addEventListener("focus",function(e){for(var t=e.target.parentNode.parentNode.querySelectorAll("li.menu-item--toggled-on"),a=0;a<t.length;a++)ampyToggleSubMenu(t[a],!1)}),t[n].addEventListener("keydown",function(e){var t="ul.toggle-show > li > a, ul.toggle-show > li > button";AMPY_KEYMAP.TAB===e.keyCode&&(e.shiftKey?ampyIsfirstFocusableElement(e.target,document.activeElement,t)&&ampyToggleSubMenu(e.target.parentNode,!1):ampyIslastFocusableElement(e.target,document.activeElement,t)&&ampyToggleSubMenu(e.target.parentNode,!1))}),t[n].parentNode.classList.add("menu-item--has-toggle")}}function ampyInitNavToggleSmall(){var e=document.querySelectorAll(".nav--toggle-small");if(e.length)for(var t=0;t<e.length;t++)ampyInitEachNavToggleSmall(e[t])}function ampyInitEachNavToggleSmall(t){var e=t.querySelector(".menu-toggle");e&&(e.setAttribute("aria-expanded","false"),e.addEventListener("click",function(e){t.classList.toggle("nav--toggled-on"),e.target.setAttribute("aria-expanded","false"===e.target.getAttribute("aria-expanded")?"true":"false")},!1))}function ampyToggleSubMenu(e,t){var a=e.querySelector(".dropdown-toggle"),n=e.querySelector("ul"),o=e.classList.contains("menu-item--toggled-on");if(void 0!==t&&"boolean"==typeof t&&(o=!t),a.setAttribute("aria-expanded",(!o).toString()),o){e.classList.remove("menu-item--toggled-on"),n.classList.remove("toggle-show"),a.setAttribute("aria-label",ampyScreenReaderText.expand);for(var l=e.querySelectorAll(".menu-item--toggled-on"),r=0;r<l.length;r++)ampyToggleSubMenu(l[r],!1)}else{for(var i=e.parentNode.querySelectorAll("li.menu-item--toggled-on"),u=0;u<i.length;u++)ampyToggleSubMenu(i[u],!1);e.classList.add("menu-item--toggled-on"),n.classList.add("toggle-show"),a.setAttribute("aria-label",ampyScreenReaderText.collapse)}}function ampyGetDropdownButton(){var e=document.createElement("button");return e.classList.add("dropdown-toggle"),e.setAttribute("aria-expanded","false"),e.setAttribute("aria-label",ampyScreenReaderText.expand),e}function ampyIsfirstFocusableElement(e,t,a){var n=e.querySelectorAll(a);return 0<n.length&&t===n[0]}function ampyIslastFocusableElement(e,t,a){var n=e.querySelectorAll(a);return 0<n.length&&t===n[n.length-1]}"loading"===document.readyState?document.addEventListener("DOMContentLoaded",ampyInitNavigation):ampyInitNavigation();