/**
 * sticky-sidebar - a javascript plugin for making smart and high performance.
 * @version v3.3.1
 * @link https://github.com/abouolia/sticky-sidebar
 * @author ahmed bouhuolia
 * @license the mit license (mit)
**/
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e(t.stickysidebar={})}(this,function(t){"use strict";"undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self&&self;var e,i,n=(function(t,e){(function(t){object.defineproperty(t,"__esmodule",{value:!0});var l,n,e=function(){function n(t,e){for(var i=0;i<e.length;i++){var n=e[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),object.defineproperty(t,n.key,n)}}return function(t,e,i){return e&&n(t.prototype,e),i&&n(t,i),t}}(),i=(l=".stickysidebar",n={topspacing:0,bottomspacing:0,containerselector:!1,innerwrapperselector:".inner-wrapper-sticky",stickyclass:"is-affixed",resizesensor:!0,minwidth:!1},function(){function c(t){var e=this,i=1<arguments.length&&void 0!==arguments[1]?arguments[1]:{};if(function(t,e){if(!(t instanceof e))throw new typeerror("cannot call a class as a function")}(this,c),this.options=c.extend(n,i),this.sidebar="string"==typeof t?document.queryselector(t):t,void 0===this.sidebar)throw new error("there is no specific sidebar element.");this.sidebarinner=!1,this.container=this.sidebar.parentelement,this.affixedtype="static",this.direction="down",this.support={transform:!1,transform3d:!1},this._initialized=!1,this._restyle=!1,this._breakpoint=!1,this.dimensions={translatey:0,maxtranslatey:0,topspacing:0,lasttopspacing:0,bottomspacing:0,lastbottomspacing:0,sidebarheight:0,sidebarwidth:0,containertop:0,containerheight:0,viewportheight:0,viewporttop:0,lastviewporttop:0},["handleevent"].foreach(function(t){e[t]=e[t].bind(e)}),this.initialize()}return e(c,[{key:"initialize",value:function(){var i=this;if(this._setsupportfeatures(),this.options.innerwrapperselector&&(this.sidebarinner=this.sidebar.queryselector(this.options.innerwrapperselector),null===this.sidebarinner&&(this.sidebarinner=!1)),!this.sidebarinner){var t=document.createelement("div");for(t.setattribute("class","inner-wrapper-sticky"),this.sidebar.appendchild(t);this.sidebar.firstchild!=t;)t.appendchild(this.sidebar.firstchild);this.sidebarinner=this.sidebar.queryselector(".inner-wrapper-sticky")}if(this.options.containerselector){var e=document.queryselectorall(this.options.containerselector);if((e=array.prototype.slice.call(e)).foreach(function(t,e){t.contains(i.sidebar)&&(i.container=t)}),!e.length)throw new error("the container does not contains on the sidebar.")}"function"!=typeof this.options.topspacing&&(this.options.topspacing=parseint(this.options.topspacing)||0),"function"!=typeof this.options.bottomspacing&&(this.options.bottomspacing=parseint(this.options.bottomspacing)||0),this._widthbreakpoint(),this.calcdimensions(),this.stickyposition(),this.bindevents(),this._initialized=!0}},{key:"bindevents",value:function(){window.addeventlistener("resize",this,{passive:!0,capture:!1}),window.addeventlistener("scroll",this,{passive:!0,capture:!1}),this.sidebar.addeventlistener("update"+l,this),this.options.resizesensor&&"undefined"!=typeof resizesensor&&(new resizesensor(this.sidebarinner,this.handleevent),new resizesensor(this.container,this.handleevent))}},{key:"handleevent",value:function(t){this.updatesticky(t)}},{key:"calcdimensions",value:function(){if(!this._breakpoint){var t=this.dimensions;t.containertop=c.offsetrelative(this.container).top,t.containerheight=this.container.clientheight,t.containerbottom=t.containertop+t.containerheight,t.sidebarheight=this.sidebarinner.offsetheight,t.sidebarwidth=this.sidebarinner.offsetwidth,t.viewportheight=window.innerheight,t.maxtranslatey=t.containerheight-t.sidebarheight,this._calcdimensionswithscroll()}}},{key:"_calcdimensionswithscroll",value:function(){var t=this.dimensions;t.sidebarleft=c.offsetrelative(this.sidebar).left,t.viewporttop=document.documentelement.scrolltop||document.body.scrolltop,t.viewportbottom=t.viewporttop+t.viewportheight,t.viewportleft=document.documentelement.scrollleft||document.body.scrollleft,t.topspacing=this.options.topspacing,t.bottomspacing=this.options.bottomspacing,"function"==typeof t.topspacing&&(t.topspacing=parseint(t.topspacing(this.sidebar))||0),"function"==typeof t.bottomspacing&&(t.bottomspacing=parseint(t.bottomspacing(this.sidebar))||0),"viewport-top"===this.affixedtype?t.topspacing<t.lasttopspacing&&(t.translatey+=t.lasttopspacing-t.topspacing,this._restyle=!0):"viewport-bottom"===this.affixedtype&&t.bottomspacing<t.lastbottomspacing&&(t.translatey+=t.lastbottomspacing-t.bottomspacing,this._restyle=!0),t.lasttopspacing=t.topspacing,t.lastbottomspacing=t.bottomspacing}},{key:"issidebarfitsviewport",value:function(){var t=this.dimensions,e="down"===this.scrolldirection?t.lastbottomspacing:t.lasttopspacing;return this.dimensions.sidebarheight+e<this.dimensions.viewportheight}},{key:"observescrolldir",value:function(){var t=this.dimensions;if(t.lastviewporttop!==t.viewporttop){var e="down"===this.direction?math.min:math.max;t.viewporttop===e(t.viewporttop,t.lastviewporttop)&&(this.direction="down"===this.direction?"up":"down")}}},{key:"getaffixtype",value:function(){this._calcdimensionswithscroll();var t=this.dimensions,e=t.viewporttop+t.topspacing,i=this.affixedtype;return e<=t.containertop||t.containerheight<=t.sidebarheight?(t.translatey=0,i="static"):i="up"===this.direction?this._getaffixtypescrollingup():this._getaffixtypescrollingdown(),t.translatey=math.max(0,t.translatey),t.translatey=math.min(t.containerheight,t.translatey),t.translatey=math.round(t.translatey),t.lastviewporttop=t.viewporttop,i}},{key:"_getaffixtypescrollingdown",value:function(){var t=this.dimensions,e=t.sidebarheight+t.containertop,i=t.viewporttop+t.topspacing,n=t.viewportbottom-t.bottomspacing,o=this.affixedtype;return this.issidebarfitsviewport()?t.sidebarheight+i>=t.containerbottom?(t.translatey=t.containerbottom-e,o="container-bottom"):i>=t.containertop&&(t.translatey=i-t.containertop,o="viewport-top"):t.containerbottom<=n?(t.translatey=t.containerbottom-e,o="container-bottom"):e+t.translatey<=n?(t.translatey=n-e,o="viewport-bottom"):t.containertop+t.translatey<=i&&0!==t.translatey&&t.maxtranslatey!==t.translatey&&(o="viewport-unbottom"),o}},{key:"_getaffixtypescrollingup",value:function(){var t=this.dimensions,e=t.sidebarheight+t.containertop,i=t.viewporttop+t.topspacing,n=t.viewportbottom-t.bottomspacing,o=this.affixedtype;return i<=t.translatey+t.containertop?(t.translatey=i-t.containertop,o="viewport-top"):t.containerbottom<=n?(t.translatey=t.containerbottom-e,o="container-bottom"):this.issidebarfitsviewport()||t.containertop<=i&&0!==t.translatey&&t.maxtranslatey!==t.translatey&&(o="viewport-unbottom"),o}},{key:"_getstyle",value:function(t){if(void 0!==t){var e={inner:{},outer:{}},i=this.dimensions;switch(t){case"viewport-top":e.inner={position:"fixed",top:i.topspacing,left:i.sidebarleft-i.viewportleft,width:i.sidebarwidth};break;case"viewport-bottom":e.inner={position:"fixed",top:"auto",left:i.sidebarleft,bottom:i.bottomspacing,width:i.sidebarwidth};break;case"container-bottom":case"viewport-unbottom":var n=this._gettranslate(0,i.translatey+"px");e.inner=n?{transform:n}:{position:"absolute",top:i.translatey,width:i.sidebarwidth}}switch(t){case"viewport-top":case"viewport-bottom":case"viewport-unbottom":case"container-bottom":e.outer={height:i.sidebarheight,position:"relative"}}return e.outer=c.extend({height:"",position:""},e.outer),e.inner=c.extend({position:"relative",top:"",left:"",bottom:"",width:"",transform:""},e.inner),e}}},{key:"stickyposition",value:function(t){if(!this._breakpoint){t=this._restyle||t||!1,this.options.topspacing,this.options.bottomspacing;var e=this.getaffixtype(),i=this._getstyle(e);if((this.affixedtype!=e||t)&&e){var n="affix."+e.tolowercase().replace("viewport-","")+l;for(var o in c.eventtrigger(this.sidebar,n),"static"===e?c.removeclass(this.sidebar,this.options.stickyclass):c.addclass(this.sidebar,this.options.stickyclass),i.outer){var s="number"==typeof i.outer[o]?"px":"";this.sidebar.style[o]=i.outer[o]+s}for(var r in i.inner){var a="number"==typeof i.inner[r]?"px":"";this.sidebarinner.style[r]=i.inner[r]+a}var p="affixed."+e.tolowercase().replace("viewport-","")+l;c.eventtrigger(this.sidebar,p)}else this._initialized&&(this.sidebarinner.style.left=i.inner.left);this.affixedtype=e}}},{key:"_widthbreakpoint",value:function(){window.innerwidth<=this.options.minwidth?(this._breakpoint=!0,this.affixedtype="static",this.sidebar.removeattribute("style"),c.removeclass(this.sidebar,this.options.stickyclass),this.sidebarinner.removeattribute("style")):this._breakpoint=!1}},{key:"updatesticky",value:function(){var t,e=this,i=0<arguments.length&&void 0!==arguments[0]?arguments[0]:{};this._running||(this._running=!0,t=i.type,requestanimationframe(function(){switch(t){case"scroll":e._calcdimensionswithscroll(),e.observescrolldir(),e.stickyposition();break;case"resize":default:e._widthbreakpoint(),e.calcdimensions(),e.stickyposition(!0)}e._running=!1}))}},{key:"_setsupportfeatures",value:function(){var t=this.support;t.transform=c.supporttransform(),t.transform3d=c.supporttransform(!0)}},{key:"_gettranslate",value:function(){var t=0<arguments.length&&void 0!==arguments[0]?arguments[0]:0,e=1<arguments.length&&void 0!==arguments[1]?arguments[1]:0,i=2<arguments.length&&void 0!==arguments[2]?arguments[2]:0;return this.support.transform3d?"translate3d("+t+", "+e+", "+i+")":!!this.support.translate&&"translate("+t+", "+e+")"}},{key:"destroy",value:function(){window.removeeventlistener("resize",this,{capture:!1}),window.removeeventlistener("scroll",this,{capture:!1}),this.sidebar.classlist.remove(this.options.stickyclass),this.sidebar.style.minheight="",this.sidebar.removeeventlistener("update"+l,this);var t={inner:{},outer:{}};for(var e in t.inner={position:"",top:"",left:"",bottom:"",width:"",transform:""},t.outer={height:"",position:""},t.outer)this.sidebar.style[e]=t.outer[e];for(var i in t.inner)this.sidebarinner.style[i]=t.inner[i];this.options.resizesensor&&"undefined"!=typeof resizesensor&&(resizesensor.detach(this.sidebarinner,this.handleevent),resizesensor.detach(this.container,this.handleevent))}}],[{key:"supporttransform",value:function(t){var i=!1,e=t?"perspective":"transform",n=e.charat(0).touppercase()+e.slice(1),o=document.createelement("support").style;return(e+" "+["webkit","moz","o","ms"].join(n+" ")+n).split(" ").foreach(function(t,e){if(void 0!==o[t])return i=t,!1}),i}},{key:"eventtrigger",value:function(t,e,i){try{var n=new customevent(e,{detail:i})}catch(t){(n=document.createevent("customevent")).initcustomevent(e,!0,!0,i)}t.dispatchevent(n)}},{key:"extend",value:function(t,e){var i={};for(var n in t)void 0!==e[n]?i[n]=e[n]:i[n]=t[n];return i}},{key:"offsetrelative",value:function(t){var e={left:0,top:0};do{var i=t.offsettop,n=t.offsetleft;isnan(i)||(e.top+=i),isnan(n)||(e.left+=n),t="body"===t.tagname?t.parentelement:t.offsetparent}while(t);return e}},{key:"addclass",value:function(t,e){c.hasclass(t,e)||(t.classlist?t.classlist.add(e):t.classname+=" "+e)}},{key:"removeclass",value:function(t,e){c.hasclass(t,e)&&(t.classlist?t.classlist.remove(e):t.classname=t.classname.replace(new regexp("(^|\\b)"+e.split(" ").join("|")+"(\\b|$)","gi")," "))}},{key:"hasclass",value:function(t,e){return t.classlist?t.classlist.contains(e):new regexp("(^| )"+e+"( |$)","gi").test(t.classname)}},{key:"defaults",get:function(){return n}}]),c}());t.default=i,window.stickysidebar=i})(e)}(e={exports:{}},e.exports),e.exports),o=(i=n)&&i.__esmodule&&object.prototype.hasownproperty.call(i,"default")?i.default:i;t.default=o,t.__moduleexports=n,object.defineproperty(t,"__esmodule",{value:!0})});