{"version":3,"file":"hamburger-menu.js","sources":["hamburger-menu.js"],"sourcesContent":["/**\n * @file\n * A JavaScript file for the hamburger menu.\n *\n */\n\n(function ($) {\n\n  var event = (navigator.userAgent.match(/iPhone/i)) ? \"touchstart\" : \"click\";\n\n  Drupal.behaviors.hamburgerMenu = {\n    attach: function (context) {\n\n      // Attach click function for hamburger toggle.\n      var toggleButton = document.getElementById( 'hamburger' );\n      // Clicking the button\n      // NOTE: need to update this for touchstart?\n      toggleButton.onclick = function() {\n        $('#navigation-panel').slideToggle(); // open dropdown\n        // $('#search-box-wrapper').removeClass('open'); // close search box if open\n        // 1. Toggle class \"is-active\"\n        // 2. Set aria-expanded to true or false.\n        if ( -1 !== toggleButton.className.indexOf( 'is-active' ) ) {\n          toggleButton.className = toggleButton.className.replace( ' is-active', '' );\n          toggleButton.setAttribute( 'aria-expanded', 'false' );\n        } else {\n          toggleButton.className += ' is-active';\n          toggleButton.setAttribute( 'aria-expanded', 'true' );\n        }\n        // close search box if is open\n        $('#search-box-wrapper').removeClass('open');\n      };\n\n      $('#navigation-panel .wrapper__menu--main > ul.menu').prepend('<li class=\"mobile-only\"><a href=\"/\">Home</a></li>');\n\n      /**\n       * Set the main menu submenu accordions for hamburger navigation\n       *\n       */\n      $('#hamburger-navigation .wrapper__menu--main ul.menu li > button').each(function() {\n        var buttonText = \"<span>\" + $(this).text() + \"</span>\";\n        var linkIdentifier = $(this).text().replace(/\\s+/g, '-').toLowerCase();\n\n        $(this)\n          .html(buttonText)\n          .addClass('mobile-submenu__trigger')\n          .attr('aria-expanded', 'false')\n          .attr('aria-controls', linkIdentifier + '-submenu')\n          .attr('id', linkIdentifier + '-submenu-controls')\n          .next('ul').attr('aria-hidden', 'true')\n          .attr('id', linkIdentifier + '-submenu')\n          .addClass('submenu');\n      });\n\n      function mainMenuAccordions() {\n        // Attach click function for submenu accordion toggle\n        $('#hamburger-navigation .mobile-submenu__trigger').each(function() {\n\n          $(this)\n            .off(event)\n            .on(event, function(e) {\n              // Add accordion functionality\n              $(this).toggleClass('open').next('.submenu').slideToggle('500');\n              // Amend aria values as needed\n              if ($(this).hasClass('open')) {\n                $(this).attr('aria-expanded', 'true')\n                  .next().attr('aria-hidden', 'false');\n              } else {\n                $(this).attr('aria-expanded', 'false')\n                  .next().attr('aria-hidden', 'true');\n              }\n            });\n        });\n\n        // Everything should be closed on page load\n        $('#hamburger-navigation .submenu').hide();\n\n      }\n\n      // Call function\n      mainMenuAccordions();\n\n      // close the menu if the user clicks outside of it or clicks the esc key\n      $( document ).on(event, function(e) {\n        var container = $(\"header\");\n\n        if ( $('#hamburger-navigation').css('display') === 'block' ) {\n          // if the target of the click isn't the container nor a descendant of the container\n          if (!container.is(e.target) && container.has(e.target).length === 0) {\n            // hide the hamburger menu and reset the classes and aria code\n            $('#navigation-panel').slideUp();\n            toggleButton.className = toggleButton.className.replace( ' is-active', '' );\n            toggleButton.setAttribute( 'aria-expanded', 'false' );\n          }\n        }\n      });\n\n      $( document ).on('keydown', function(e) {\n        $areaexpandedtrue = $('#hamburger[aria-expanded=true]');\n\n        if ( $('#hamburger-navigation').css('display') === 'block' ) {\n          if($areaexpandedtrue.length){\n            if ( e.keyCode === 27 ) { // ESC\n              // hide the hamburger menu and reset the classes and aria code\n              $('#navigation-panel').slideUp();\n              toggleButton.className = toggleButton.className.replace( ' is-active', '' );\n              toggleButton.setAttribute( 'aria-expanded', 'false' );\n              toggleButton.focus();\n            }\n          }\n        }\n      });\n\n    }\n  };\n\n})(jQuery);\n"],"names":["$","event","navigator","userAgent","match","Drupal","behaviors","hamburgerMenu","attach","context","toggleButton","document","getElementById","onclick","slideToggle","className","indexOf","replace","setAttribute","removeClass","prepend","each","buttonText","this","text","linkIdentifier","toLowerCase","html","addClass","attr","next","off","on","e","toggleClass","hasClass","hide","container","css","is","target","has","length","slideUp","$areaexpandedtrue","keyCode","focus","jQuery"],"mappings":"CAMA,SAAWA,GAET,IAAIC,EAASC,UAAUC,UAAUC,MAAM,WAAc,aAAe,QAEpEC,OAAOC,UAAUC,cAAgB,CAC/BC,OAAQ,SAAUC,GAGhB,IAAIC,EAAeC,SAASC,eAAgB,aAG5CF,EAAaG,QAAU,WACrBb,EAAE,qBAAqBc,eAIjB,IAAMJ,EAAaK,UAAUC,QAAS,cAC1CN,EAAaK,UAAYL,EAAaK,UAAUE,QAAS,aAAc,IACvEP,EAAaQ,aAAc,gBAAiB,WAE5CR,EAAaK,WAAa,aAC1BL,EAAaQ,aAAc,gBAAiB,SAG9ClB,EAAE,uBAAuBmB,YAAY,SAGvCnB,EAAE,oDAAoDoB,QAAQ,qDAM9DpB,EAAE,kEAAkEqB,KAAK,WACvE,IAAIC,EAAa,SAAWtB,EAAEuB,MAAMC,OAAS,UACzCC,EAAiBzB,EAAEuB,MAAMC,OAAOP,QAAQ,OAAQ,KAAKS,cAEzD1B,EAAEuB,MACCI,KAAKL,GACLM,SAAS,2BACTC,KAAK,gBAAiB,SACtBA,KAAK,gBAAiBJ,EAAiB,YACvCI,KAAK,KAAMJ,EAAiB,qBAC5BK,KAAK,MAAMD,KAAK,cAAe,QAC/BA,KAAK,KAAMJ,EAAiB,YAC5BG,SAAS,aAKZ5B,EAAE,kDAAkDqB,KAAK,WAEvDrB,EAAEuB,MACCQ,IAAI9B,GACJ+B,GAAG/B,EAAO,SAASgC,GAElBjC,EAAEuB,MAAMW,YAAY,QAAQJ,KAAK,YAAYhB,YAAY,OAErDd,EAAEuB,MAAMY,SAAS,QACnBnC,EAAEuB,MAAMM,KAAK,gBAAiB,QAC3BC,OAAOD,KAAK,cAAe,SAE9B7B,EAAEuB,MAAMM,KAAK,gBAAiB,SAC3BC,OAAOD,KAAK,cAAe,YAMtC7B,EAAE,kCAAkCoC,OAQtCpC,EAAGW,UAAWqB,GAAG/B,EAAO,SAASgC,GAC/B,IAAII,EAAYrC,EAAE,UAEiC,UAA9CA,EAAE,yBAAyBsC,IAAI,YAE7BD,EAAUE,GAAGN,EAAEO,SAA8C,IAAnCH,EAAUI,IAAIR,EAAEO,QAAQE,SAErD1C,EAAE,qBAAqB2C,UACvBjC,EAAaK,UAAYL,EAAaK,UAAUE,QAAS,aAAc,IACvEP,EAAaQ,aAAc,gBAAiB,YAKlDlB,EAAGW,UAAWqB,GAAG,UAAW,SAASC,GACnCW,kBAAoB5C,EAAE,kCAE6B,UAA9CA,EAAE,yBAAyBsC,IAAI,YAC/BM,kBAAkBF,QACA,KAAdT,EAAEY,UAEL7C,EAAE,qBAAqB2C,UACvBjC,EAAaK,UAAYL,EAAaK,UAAUE,QAAS,aAAc,IACvEP,EAAaQ,aAAc,gBAAiB,SAC5CR,EAAaoC,aArG3B,CA8GGC"}