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($, Drupal) {\n  'use strict';\n\n  Drupal.behaviors.ucalgaryMenu = {\n    isInitialized: false,\n    attach: function (context) {\n      if (this.isInitialized) {\n        return;\n      }\n      this.isInitialized = true;\n\n      // Store our key menu objects.\n      var $menu = $('#uc-menu');\n      var $hamburger = $('#hamburger', $menu);\n\n      function updateDropdownHeight($dropdown) {\n        if ($dropdown.length) {\n          var dropdownHeight = 0;\n          if ($dropdown.hasClass('tabbed')) {\n            var $subMenu = $('> li:not(.menu-block-item)', $dropdown);\n            // Find the tallest section of the tabbed dropdown.\n            $subMenu.each(function (index) {\n              // Left-hand tabs section.\n              if (index === $subMenu.length - 1) {\n                // Find height and top position of last tab for tabs height.\n                var curTabsHeight = $(this).outerHeight(true) + $(this).position().top;\n                if (curTabsHeight > dropdownHeight) {\n                  dropdownHeight = curTabsHeight;\n                }\n              }\n              // Right-hand links section.\n              var $links = $('ul.level3.uc-submenu', this);\n              var curLinksHeight = $links.outerHeight(true);\n              // Need to factor in VISIBLE menu's top position for links height.\n              if ($links.position()) {\n                // The top value of this element accounts for the space that is\n                // used by the overview link.\n                curLinksHeight += parseInt($links.css('top'), 10);\n              }\n              if (curLinksHeight > dropdownHeight) {\n                dropdownHeight = curLinksHeight;\n              }\n            });\n          }\n          else {\n            dropdownHeight = $('div.uc-sublinks', $dropdown).outerHeight(true);\n          }\n\n          $dropdown.height(dropdownHeight);\n        }\n      }\n\n      function isMenuOpen() {\n        return $hamburger.hasClass('uc-menu-open');\n      }\n\n      function resetMenus() {\n        // Reset any existing 'active' menus...\n        $('.uc-active-path', $menu).removeClass('uc-active-path');\n        $('.uc-active-link', $menu).removeClass('uc-active-link');\n        $('.uc-active-link-submenu', $menu).removeClass('uc-active-link-submenu');\n      }\n\n      function resetMenuState() {\n        // Reset any existing menus...\n        resetMenus();\n        // Reset user's current position.\n        $('ul.level1.uc-menu', $menu).removeClass('uc-off-current-path');\n        // Reset hamburger/menu state.\n        $hamburger.removeClass('uc-menu-open uc-mobile-menu-open uc-desktop-menu-open');\n      }\n\n      function closeClickedMenu($clickedMenu) {\n        $clickedMenu.removeClass('uc-active-link').parents('ul, li').removeClass('uc-active-path');\n        $('.level2.uc-submenu', $menu).height(0); // Reset menu height.\n      }\n\n      function openClickedMenu($clickedMenu) {\n        if (!isMenuOpen()) {\n          $hamburger.trigger('click'); // Initiate open animation.\n        }\n\n        // Reset any existing menus...\n        resetMenus();\n\n        // ...and rebuild the display logic.\n        $clickedMenu.addClass('uc-active-link')\n          .children('ul').addClass('uc-active-link-submenu');\n        $clickedMenu.parents('ul, li.children').addClass('uc-active-path');\n\n        // Grab the dropdown height and trigger desktop dropdown menu animation.\n        var $openMenu = $('ul.level2.uc-submenu', $clickedMenu);\n        updateDropdownHeight($openMenu);\n      }\n\n      //\n      // Menu state logic.\n      //\n      function toggleMenu($clickedMenu) {\n        if ($clickedMenu.closest('ul').hasClass('uc-active-link-submenu') ||\n          $clickedMenu.siblings().not('.uc-main-menu').hasClass('uc-active-link')) {\n          // Digging deeper on mobile menu, or clicking tabs on desktop menu.\n          openClickedMenu($clickedMenu);\n        }\n        else if ($('li[class*=\"uc-active\"].uc-main-menu', $menu).length) {\n          // Clicked main menu already open, so close it (impossible on mobile)!\n          if ($clickedMenu.hasClass('uc-main-menu') &&\n            ($clickedMenu.hasClass('uc-active-path') || $clickedMenu.hasClass('uc-active-link'))) {\n            if (isMenuOpen()) {\n              $hamburger.trigger('click'); // Initiate close animation.\n            }\n          }\n          // Main menu other than clicked menu is open, so close it first...\n          else {\n            $('ul.level2.uc-submenu', $menu)\n              .on('transitionend webkitTransitionEnd oTransitionEnd', function (event) {\n                if (event.target === event.currentTarget) {\n                  // ...and open the clicked menu.\n                  openClickedMenu($clickedMenu);\n                  // Remove event handler.\n                  $('ul.level2.uc-submenu', $menu).off('transitionend webkitTransitionEnd oTransitionEnd');\n                }\n              });\n            closeClickedMenu($('li[class*=\"uc-active\"].uc-main-menu', $menu));\n            openClickedMenu($clickedMenu);\n          }\n        }\n        else {\n          openClickedMenu($clickedMenu);\n        }\n        $('ul.level1.uc-menu', $menu).addClass('uc-off-current-path');\n      }\n\n      // We capture the focus and mousedown events below, but we need to\n      // preventDefault on the click event to prevent a # being added to the url\n      $('.uc-menu-wrapper li > a', $menu).on('click', function (event) {\n        if ($(this).attr('href') === '#') {\n          event.preventDefault();\n        }\n      });\n\n      //\n      // Main menu event handler.\n      //\n      $('.uc-menu-wrapper li > a', $menu).on('focus mousedown', function (event) {\n        if ($(this).attr('href') === '#') {\n          if ($(this).closest('li').hasClass('uc-active-link')) {\n            // Tabbing backwards and hitting a new level 1 menu item.\n            if (!$(this).closest('ul').is('.tabbed.level2')) {\n              toggleMenu($(this).closest('li.children'));\n            }\n          }\n          // Tabbing or clicking forward and hitting a level 1 or 2 item.\n          // Skip for level 1/2 back items.\n          else if (!$(this).closest('li').hasClass('uc-back')) {\n            toggleMenu($(this).closest('li.children'));\n          }\n        }\n        else {\n\n          let lowerLevel = $(this).closest('ul').hasClass('level3') || $(this).closest('ul').hasClass('level4');\n          let tabbed = $(this).closest('ul.level2').hasClass('tabbed');\n          let activeTab = $(this).closest('li.uc-active-link:not(.uc-main-menu)').hasClass('uc-active-link');\n          let active = $(this).closest('li.uc-active-link').hasClass('uc-active-link');\n\n          if (!isMenuOpen()) {\n            // If menu is closed and focus is happening on a lower level menu item,\n            // then we know its being tabbed to backwards and needs multiple parents\n            // to be clicked open in order.\n            if (lowerLevel) {\n              toggleMenu( $(this).parentsUntil('.level1.uc-submenu', 'li.children'));\n              toggleMenu( $(this).parentsUntil('.level2.uc-submenu', 'li.children'));\n            }\n            // Otherwise we can just call the toggle as normal.\n            else {\n              toggleMenu($(this).closest('li.children'));\n            }\n          }\n          else {\n            // If we are tabbing backwards and hit a level 3 or level 4 menu item\n            // that is on a different tab that is closed.\n            if (tabbed && !activeTab && lowerLevel) {\n              toggleMenu( $(this).parentsUntil('.level2.uc-submenu', 'li.children'));\n            }\n            // If we are tabbing backwards and hit an inactive level 2 non-tabbed\n            // menu item.\n            else if (!tabbed && !active) {\n              toggleMenu($(this).closest('li.children'));\n            }\n          }\n        }\n        return false; // Prevent # in address bar\n      });\n\n      //\n      // 'Back' links (for mobile).\n      //\n      $('li.uc-back > a').on('click', function () {\n        // Use 'closest()' to support link in non-tabbed '.uc-sublinks' wrapper.\n        $(this).closest('ul').removeClass('uc-active-link-submenu')\n          .closest('li.children').removeClass('uc-active-link')\n          .closest('ul').removeClass('uc-active-path').not('.level1').addClass('uc-active-link-submenu')\n          .closest('li.children').removeClass('uc-active-path').addClass('uc-active-link')\n          .parents('ul, li').addClass('uc-active-path');\n        $('ul.level1.uc-menu', $menu).addClass('uc-off-current-path');\n        return false; // Prevent # in address bar\n      });\n\n      //\n      // Hamburger menu visibility/animation toggle.\n      //\n      $hamburger.on('click', function () {\n        if (isMenuOpen()) {\n          $('.uc-menu-wrapper', $menu).addClass('uc-menu-toggle');\n          $('.uc-menu-wrapper, ul.level2.uc-submenu', $menu)\n            .on('transitionend webkitTransitionEnd oTransitionEnd', function (event) {\n              if (event.target === event.currentTarget) {\n                $('.uc-menu-wrapper', $menu).removeClass('uc-menu-toggle');\n                // Reset all menu settings after animation is complete\n                // to prevent any weird flashes of default menu states.\n                resetMenuState();\n                $('.uc-menu-wrapper, ul.level2.uc-submenu', $menu)\n                  .off('transitionend webkitTransitionEnd oTransitionEnd');\n              }\n            });\n          // Reset menu to trigger the close animations.\n          $hamburger.removeClass('uc-mobile-menu-open');\n          $('ul.level2.uc-submenu', $menu).height(0);\n        }\n        else {\n          $('.uc-menu-wrapper', $menu).addClass('uc-menu-toggle');\n          $('.uc-menu-wrapper, ul.level2.uc-submenu', $menu)\n            .on('transitionend webkitTransitionEnd oTransitionEnd', function (event) {\n              if (event.target === event.currentTarget) {\n                $('.uc-menu-wrapper', $menu).removeClass('uc-menu-toggle');\n                $('.uc-menu-wrapper, ul.level2.uc-submenu', $menu)\n                  .off('transitionend webkitTransitionEnd oTransitionEnd');\n              }\n            });\n          // Initialize open animations.\n          $hamburger.addClass('uc-menu-open uc-mobile-menu-open uc-desktop-menu-open');\n        }\n      });\n\n      //\n      // Auto-close menu.\n      //\n      $(document).on('mousedown focusin', function (event) {\n        if (isMenuOpen()) {\n          // Clicking somewhere outside of this object makes the menu close...\n          var container = $menu;\n          // ...If the target of the event isn't the container itself\n          // ...Nor a descendant of the container\n          if (!container.is(event.target) && container.has(event.target).length === 0) {\n            $hamburger.trigger('click'); // Initiate close animation.\n          }\n        }\n      });\n\n      $(window).on('resize', function (event) {\n        // Grab the dropdown height and trigger desktop dropdown menu animation.\n        var $openMenu = $('ul.level2.uc-submenu[class*=\"uc-active-\"]', $menu);\n        updateDropdownHeight($openMenu);\n      });\n\n      //\n      // If an advertising menu block is specified, we expect it\n      // to be the last child in the list... Otherwise, move it.\n      //\n      $('li.menu-block-item', $menu).not(':last-child').each(function () {\n        $(this).appendTo($(this).parent());\n      });\n\n      //\n      // Mark the path up from the user's current page location. This is\n      // useful for adjusting the mobile menu display when first opened.\n      // (The 'current' class is a little too generic for this use-case)\n      // (The 'is-active' class gets set later so dig down to last link)\n      //\n      $('li.current > a', $menu).last().closest('ul').addClass('uc-current-link-submenu')\n        .parent('li').addClass('uc-current-link')\n        .parents('ul, li').addClass('uc-current-path');\n    }\n  };\n\n})(jQuery, Drupal);\n"]}