// Place any jQuery/helper plugins in here.
// Sticky Plugin v1.0.4 for jQuery
// =============
// Author: Anthony Garand
// Improvements by German M. Bravo (Kronuz) and Ruud Kamphuis (ruudk)
// Improvements by Leonardo C. Daronco (daronco)
// Created: 02/14/2011
// Date: 07/20/2015
// Website: http://stickyjs.com/
// Description: Makes an element on the page stick on the screen as you scroll
//              It will only set the 'top' and 'position' of your element, you
//              might need to adjust the width in some cases.

(function (factory) {
    if (typeof define === 'function' && define.amd) {
        // AMD. Register as an anonymous module.
        define(['jquery'], factory);
    } else if (typeof module === 'object' && module.exports) {
        // Node/CommonJS
        module.exports = factory(require('jquery'));
    } else {
        // Browser globals
        factory(jQuery);
    }
}(function ($) {
    var slice = Array.prototype.slice; // save ref to original slice()
    var splice = Array.prototype.splice; // save ref to original slice()

  var defaults = {
      topSpacing: 0,
      bottomSpacing: 0,
      className: 'is-sticky',
      wrapperClassName: 'sticky-wrapper',
      center: false,
      getWidthFrom: '',
      widthFromWrapper: true, // works only when .getWidthFrom is empty
      responsiveWidth: false,
      zIndex: 'inherit'
    },
    $window = $(window),
    $document = $(document),
    sticked = [],
    windowHeight = $window.height(),
    scroller = function() {
      var scrollTop = $window.scrollTop(),
        documentHeight = $document.height(),
        dwh = documentHeight - windowHeight,
        extra = (scrollTop > dwh) ? dwh - scrollTop : 0;

      for (var i = 0, l = sticked.length; i < l; i++) {
        var s = sticked[i],
          elementTop = s.stickyWrapper.offset().top,
          etse = elementTop - s.topSpacing - extra;

        //update height in case of dynamic content
        s.stickyWrapper.css('height', s.stickyElement.outerHeight());

        if (scrollTop <= etse) {
          if (s.currentTop !== null) {
            s.stickyElement
              .css({
                'width': '',
                'position': '',
                'top': '',
                'z-index': ''
              });
            s.stickyElement.parent().removeClass(s.className);
            s.stickyElement.trigger('sticky-end', [s]);
            s.currentTop = null;
          }
        }
        else {
          var newTop = documentHeight - s.stickyElement.outerHeight()
            - s.topSpacing - s.bottomSpacing - scrollTop - extra;
          if (newTop < 0) {
            newTop = newTop + s.topSpacing;
          } else {
            newTop = s.topSpacing;
          }
          if (s.currentTop !== newTop) {
            var newWidth;
            if (s.getWidthFrom) {
                padding =  s.stickyElement.innerWidth() - s.stickyElement.width();
                newWidth = $(s.getWidthFrom).width() - padding || null;
            } else if (s.widthFromWrapper) {
                newWidth = s.stickyWrapper.width();
            }
            if (newWidth == null) {
                newWidth = s.stickyElement.width();
            }
            s.stickyElement
              .css('width', newWidth)
              .css('position', 'fixed')
              .css('top', newTop)
              .css('z-index', s.zIndex);

            s.stickyElement.parent().addClass(s.className);

            if (s.currentTop === null) {
              s.stickyElement.trigger('sticky-start', [s]);
            } else {
              // sticky is started but it have to be repositioned
              s.stickyElement.trigger('sticky-update', [s]);
            }

            if (s.currentTop === s.topSpacing && s.currentTop > newTop || s.currentTop === null && newTop < s.topSpacing) {
              // just reached bottom || just started to stick but bottom is already reached
              s.stickyElement.trigger('sticky-bottom-reached', [s]);
            } else if(s.currentTop !== null && newTop === s.topSpacing && s.currentTop < newTop) {
              // sticky is started && sticked at topSpacing && overflowing from top just finished
              s.stickyElement.trigger('sticky-bottom-unreached', [s]);
            }

            s.currentTop = newTop;
          }

          // Check if sticky has reached end of container and stop sticking
          var stickyWrapperContainer = s.stickyWrapper.parent();
          var unstick = (s.stickyElement.offset().top + s.stickyElement.outerHeight() >= stickyWrapperContainer.offset().top + stickyWrapperContainer.outerHeight()) && (s.stickyElement.offset().top <= s.topSpacing);

          if( unstick ) {
            s.stickyElement
              .css('position', 'absolute')
              .css('top', '')
              .css('bottom', 0)
              .css('z-index', '');
          } else {
            s.stickyElement
              .css('position', 'fixed')
              .css('top', newTop)
              .css('bottom', '')
              .css('z-index', s.zIndex);
          }
        }
      }
    },
    resizer = function() {
      windowHeight = $window.height();

      for (var i = 0, l = sticked.length; i < l; i++) {
        var s = sticked[i];
        var newWidth = null;
        if (s.getWidthFrom) {
            if (s.responsiveWidth) {
                newWidth = $(s.getWidthFrom).width();
            }
        } else if(s.widthFromWrapper) {
            newWidth = s.stickyWrapper.width();
        }
        if (newWidth != null) {
            s.stickyElement.css('width', newWidth);
        }
      }
    },
    methods = {
      init: function(options) {
        return this.each(function() {
          var o = $.extend({}, defaults, options);
          var stickyElement = $(this);

          var stickyId = stickyElement.attr('id');
          var wrapperId = stickyId ? stickyId + '-' + defaults.wrapperClassName : defaults.wrapperClassName;
          var wrapper = $('<div></div>')
            .attr('id', wrapperId)
            .addClass(o.wrapperClassName);

          stickyElement.wrapAll(function() {
            if ($(this).parent("#" + wrapperId).length == 0) {
                    return wrapper;
            }
});

          var stickyWrapper = stickyElement.parent();

          if (o.center) {
            stickyWrapper.css({width:stickyElement.outerWidth(),marginLeft:"auto",marginRight:"auto"});
          }

          if (stickyElement.css("float") === "right") {
            stickyElement.css({"float":"none"}).parent().css({"float":"right"});
          }

          o.stickyElement = stickyElement;
          o.stickyWrapper = stickyWrapper;
          o.currentTop    = null;

          sticked.push(o);

          methods.setWrapperHeight(this);
          methods.setupChangeListeners(this);
        });
      },

      setWrapperHeight: function(stickyElement) {
        var element = $(stickyElement);
        var stickyWrapper = element.parent();
        if (stickyWrapper) {
          stickyWrapper.css('height', element.outerHeight());
        }
      },

      setupChangeListeners: function(stickyElement) {
        if (window.MutationObserver) {
          var mutationObserver = new window.MutationObserver(function(mutations) {
            if (mutations[0].addedNodes.length || mutations[0].removedNodes.length) {
              methods.setWrapperHeight(stickyElement);
            }
          });
          mutationObserver.observe(stickyElement, {subtree: true, childList: true});
        } else {
          if (window.addEventListener) {
            stickyElement.addEventListener('DOMNodeInserted', function() {
              methods.setWrapperHeight(stickyElement);
            }, false);
            stickyElement.addEventListener('DOMNodeRemoved', function() {
              methods.setWrapperHeight(stickyElement);
            }, false);
          } else if (window.attachEvent) {
            stickyElement.attachEvent('onDOMNodeInserted', function() {
              methods.setWrapperHeight(stickyElement);
            });
            stickyElement.attachEvent('onDOMNodeRemoved', function() {
              methods.setWrapperHeight(stickyElement);
            });
          }
        }
      },
      update: scroller,
      unstick: function(options) {
        return this.each(function() {
          var that = this;
          var unstickyElement = $(that);

          var removeIdx = -1;
          var i = sticked.length;
          while (i-- > 0) {
            if (sticked[i].stickyElement.get(0) === that) {
                splice.call(sticked,i,1);
                removeIdx = i;
            }
          }
          if(removeIdx !== -1) {
            unstickyElement.unwrap();
            unstickyElement
              .css({
                'width': '',
                'position': '',
                'top': '',
                'float': '',
                'z-index': ''
              })
            ;
          }
        });
      }
    };

  // should be more efficient than using $window.scroll(scroller) and $window.resize(resizer):
  if (window.addEventListener) {
    window.addEventListener('scroll', scroller, false);
    window.addEventListener('resize', resizer, false);
  } else if (window.attachEvent) {
    window.attachEvent('onscroll', scroller);
    window.attachEvent('onresize', resizer);
  }

  $.fn.sticky = function(method) {
    if (methods[method]) {
      return methods[method].apply(this, slice.call(arguments, 1));
    } else if (typeof method === 'object' || !method ) {
      return methods.init.apply( this, arguments );
    } else {
      $.error('Method ' + method + ' does not exist on jQuery.sticky');
    }
  };

  $.fn.unstick = function(method) {
    if (methods[method]) {
      return methods[method].apply(this, slice.call(arguments, 1));
    } else if (typeof method === 'object' || !method ) {
      return methods.unstick.apply( this, arguments );
    } else {
      $.error('Method ' + method + ' does not exist on jQuery.sticky');
    }
  };
  $(function() {
    setTimeout(scroller, 0);
  });
}));

$(window).load(function(){
  $(".sl-js-sticky").sticky({ topSpacing: 50 });
});

/*!
 * jQuery Smooth Scroll - v2.2.0 - 2017-05-05
 * https://github.com/kswedberg/jquery-smooth-scroll
 * Copyright (c) 2017 Karl Swedberg
 * Licensed MIT
 */


!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):a("object"==typeof module&&module.exports?require("jquery"):jQuery)}(function(a){var b={},c={exclude:[],excludeWithin:[],offset:0,direction:"top",delegateSelector:null,scrollElement:null,scrollTarget:null,autoFocus:!1,beforeScroll:function(){},afterScroll:function(){},easing:"swing",speed:400,autoCoefficient:2,preventDefault:!0},d=function(b){var c=[],d=!1,e=b.dir&&"left"===b.dir?"scrollLeft":"scrollTop";return this.each(function(){var b=a(this);if(this!==document&&this!==window)return!document.scrollingElement||this!==document.documentElement&&this!==document.body?void(b[e]()>0?c.push(this):(b[e](1),d=b[e]()>0,d&&c.push(this),b[e](0))):(c.push(document.scrollingElement),!1)}),c.length||this.each(function(){this===document.documentElement&&"smooth"===a(this).css("scrollBehavior")&&(c=[this]),c.length||"BODY"!==this.nodeName||(c=[this])}),"first"===b.el&&c.length>1&&(c=[c[0]]),c},e=/^([\-\+]=)(\d+)/;a.fn.extend({scrollable:function(a){var b=d.call(this,{dir:a});return this.pushStack(b)},firstScrollable:function(a){var b=d.call(this,{el:"first",dir:a});return this.pushStack(b)},smoothScroll:function(b,c){if("options"===(b=b||{}))return c?this.each(function(){var b=a(this),d=a.extend(b.data("ssOpts")||{},c);a(this).data("ssOpts",d)}):this.first().data("ssOpts");var d=a.extend({},a.fn.smoothScroll.defaults,b),e=function(b){var c=function(a){return a.replace(/(:|\.|\/)/g,"\\$1")},e=this,f=a(this),g=a.extend({},d,f.data("ssOpts")||{}),h=d.exclude,i=g.excludeWithin,j=0,k=0,l=!0,m={},n=a.smoothScroll.filterPath(location.pathname),o=a.smoothScroll.filterPath(e.pathname),p=location.hostname===e.hostname||!e.hostname,q=g.scrollTarget||o===n,r=c(e.hash);if(r&&!a(r).length&&(l=!1),g.scrollTarget||p&&q&&r){for(;l&&j<h.length;)f.is(c(h[j++]))&&(l=!1);for(;l&&k<i.length;)f.closest(i[k++]).length&&(l=!1)}else l=!1;l&&(g.preventDefault&&b.preventDefault(),a.extend(m,g,{scrollTarget:g.scrollTarget||r,link:e}),a.smoothScroll(m))};return null!==b.delegateSelector?this.off("click.smoothscroll",b.delegateSelector).on("click.smoothscroll",b.delegateSelector,e):this.off("click.smoothscroll").on("click.smoothscroll",e),this}});var f=function(a){var b={relative:""},c="string"==typeof a&&e.exec(a);return"number"==typeof a?b.px=a:c&&(b.relative=c[1],b.px=parseFloat(c[2])||0),b},g=function(b){var c=a(b.scrollTarget);b.autoFocus&&c.length&&(c[0].focus(),c.is(document.activeElement)||(c.prop({tabIndex:-1}),c[0].focus())),b.afterScroll.call(b.link,b)};a.smoothScroll=function(c,d){if("options"===c&&"object"==typeof d)return a.extend(b,d);var e,h,i,j,k=f(c),l={},m=0,n="offset",o="scrollTop",p={},q={};k.px?e=a.extend({link:null},a.fn.smoothScroll.defaults,b):(e=a.extend({link:null},a.fn.smoothScroll.defaults,c||{},b),e.scrollElement&&(n="position","static"===e.scrollElement.css("position")&&e.scrollElement.css("position","relative")),d&&(k=f(d))),o="left"===e.direction?"scrollLeft":o,e.scrollElement?(h=e.scrollElement,k.px||/^(?:HTML|BODY)$/.test(h[0].nodeName)||(m=h[o]())):h=a("html, body").firstScrollable(e.direction),e.beforeScroll.call(h,e),l=k.px?k:{relative:"",px:a(e.scrollTarget)[n]()&&a(e.scrollTarget)[n]()[e.direction]||0},p[o]=l.relative+(l.px+m+e.offset),i=e.speed,"auto"===i&&(j=Math.abs(p[o]-h[o]()),i=j/e.autoCoefficient),q={duration:i,easing:e.easing,complete:function(){g(e)}},e.step&&(q.step=e.step),h.length?h.stop().animate(p,q):g(e)},a.smoothScroll.version="2.2.0",a.smoothScroll.filterPath=function(a){return a=a||"",a.replace(/^\//,"").replace(/(?:index|default).[a-zA-Z]{3,4}$/,"").replace(/\/$/,"")},a.fn.smoothScroll.defaults=c});

var tab = $('.sl-c-tabs__button'),
    accordion = $('.sl-c-tabs__content');

tab.click(function () {
  if (accordion.hasClass('sl-is-inactive')) {
    accordion.slideUp(0, function () {
      accordion.removeClass('inactive').slideDown(1000);
    });
  }

  else {
    accordion.slideUp(1000, function () {
      accordion.addClass('sl-is-inactive').slideDown(0);
    });
  }
});

$(function() {
  $(".code-example").each(function() {
    var figure = $(this);
    var id = figure.attr("data-unique-id");

    var ul = $("<ul></ul>");

    if (figure.find(".sass").length) {
      ul.prepend("<li><a href='#example-" + id + "-sass'>Sass</a></li>");
    }

    if (figure.find(".scss").length) {
      ul.prepend("<li><a href='#example-" + id + "-scss'>SCSS</a></li>");
    }

    var hasCssTab = figure.find(".css").length;
    if (hasCssTab) {
        ul.prepend(
            $("<li class='css-tab'></li>")
                .prepend("<a href='#example-" + id + "-css'>CSS</a>"));
    }

    figure.prepend(ul).tabs({active: hasCssTab ? 1 : 0});
  });

  // Switch ALL the tabs (Sass/SCSS) together
  var
    noRecursion = false,
    jqA = $( "a.ui-tabs-anchor" ),
    jqASass = jqA.filter( ":contains('Sass')" ).click(function() {
      if ( !noRecursion ) {
        noRecursion = true;
        jqASass.not( this ).click();
        noRecursion = false;
      }
    }),
    jqASCSS = jqA.filter( ":contains('SCSS')" ).click(function() {
      if ( !noRecursion ) {
        noRecursion = true;
        jqASCSS.not( this ).click();
        noRecursion = false;
      }
    })
  ;
});