https://www.essexcountybowlsclub.com/wp-content/cache/autoptimize/…7e55d6f02392eb86eb67.js?bd_ver=3.0.0-beta.9

1(function(){const{mergeObjects}=BreakdanceFrontend.utils;const isSelectorValid=(selector)=>{const queryCheck=(s)=>document.createDocumentFragment().querySelector(s);try{queryCheck(selector);}catch{return false;}
2return true;};class BreakdanceBackToTop{defaultOptions={type:"progress",show:"always",advanced:{scroll_offset:0,scroll_to_selector:null,},};constructor(selector,options){this.selector=selector;this.element=document.querySelector(`${this.selector}`);this.button=document.querySelector(`${this.selector} .js-ee-back-to-top`);this.rootElement=document.documentElement;this.options=mergeObjects(this.defaultOptions,options);this.init();}
3destroy(){this.button.removeEventListener("click",this.handleClick);document.removeEventListener("scroll",this.handleScroll);if(this.options.type==="progress"){document.removeEventListener("scroll",this.handlePercentageScroll);}}
4init(){this.handleClick=this.clickHandler.bind(this);this.button.addEventListener("click",this.handleClick);this.handleScroll=this.scrollHandler.bind(this);document.addEventListener("scroll",this.handleScroll);this.handleScroll();if(this.options.type==="progress"){this.initIndicator();this.handlePercentageScroll=this.updateScrollPercent.bind(this);document.addEventListener("scroll",this.handlePercentageScroll);}}
5update(){this.destroy();this.init();}
6updateScrollPercent(){const heightOfWindow=window.innerHeight;const contentScrolled=window.pageYOffset;const bodyHeight=document.body.offsetHeight;let percentageVal=0;if(bodyHeight-contentScrolled<=heightOfWindow){percentageVal=100;}else{const total=bodyHeight-heightOfWindow;const got=contentScrolled;percentageVal=parseInt((got/total)*100);}
7const pathLength=this.progressPath.getTotalLength();const progress=pathLength-(percentageVal/100)*pathLength;this.progressPath.style.strokeDashoffset=progress;}
8calculateOffset(){const offset=this.options.advanced.scroll_offset;const customSelector=this.options.advanced.scroll_to_selector;if(customSelector!==null&&isSelectorValid(customSelector)){const element=document.querySelector(customSelector);if(!element)return offset;const bodyRect=document.body.getBoundingClientRect().top;const elementRect=element.getBoundingClientRect().top;const elementPosition=elementRect-bodyRect;return elementPosition-offset;}else{return offset;}}
9initIndicator(){this.progressPath=this.element.querySelector(".js-progress-svg path.tracker");const pathLength=this.progressPath.getTotalLength();this.progressPath.style.transition=this.progressPath.style.WebkitTransition="none";this.progressPath.style.strokeDasharray=pathLength+" "+pathLength;this.progressPath.style.strokeDashoffset=pathLength;this.progressPath.getBoundingClientRect();this.progressPath.style.transition=this.progressPath.style.WebkitTransition="stroke-dashoffset 10ms linear";}
10clickHandler(){const offsetPosition=this.calculateOffset();this.rootElement.scrollTo({top:offsetPosition,behavior:"smooth",});}
11scrollHandler(){const offsetBottom=this.options.show==="half"?0.5:0.8;const scrollTotal=this.rootElement.scrollHeight-this.rootElement.clientHeight;if(this.rootElement.scrollTop/scrollTotal>offsetBottom){this.button.classList.add("is-visible");}else if(this.rootElement.scrollTop===0){this.button.classList.add("is-top");}else{this.button.classList.remove("is-visible");this.button.classList.remove("is-top");}}}
12window.BreakdanceBackToTop=BreakdanceBackToTop;})();