var results=[];var searchInprogress=false;const app=(()=>{return{copyLyricsUrl:url=>{try{navigator.clipboard.writeText(url)}catch(err){}},handleSearch:()=>{const inputValue=document.querySelector(".form-control").value;const searchresultElement=document.querySelector(".search-result-ul");const elementsToRemove=document.querySelectorAll(".search-item");if(inputValue&&inputValue.trim()!=""){searchresultElement.style.display="flex"}else{return}let firstLetter=inputValue.charAt(0);const url=new URL(window.location.href);let currentIdx=url.searchParams.get("searchIdx");if(currentIdx!==firstLetter){results=[];app.getIndexData(firstLetter);url.searchParams.set("searchIdx",firstLetter);window.history.pushState({},document.title,url.toString())}elementsToRemove.forEach(element=>{element.remove()});if(inputValue){const matchingWords=results.filter(item=>item.title.toLowerCase().includes(inputValue.toLowerCase()));matchingWords.sort((a,b)=>{const indexA=a.title.indexOf(inputValue);const indexB=b.title.indexOf(inputValue);return indexA-indexB});matchingWords.forEach(item=>{const listItem=document.createElement("li");listItem.classList.add("search-item");const link=document.createElement("a");link.addEventListener("click",function(){app.handleSearchResultClick(item)});link.textContent=item.title;listItem.appendChild(link);searchresultElement.appendChild(listItem)});if(matchingWords.length==0){const listItem=document.createElement("li");listItem.textContent="No songs found";listItem.classList.add("search-item");listItem.classList.add("inactive");searchresultElement.appendChild(listItem)}}else{results.forEach(word=>{const listItem=document.createElement("li");listItem.classList.add("search-item");const link=document.createElement("a");link.href="#";link.textContent=word;listItem.appendChild(link);searchresultElement.appendChild(listItem)})}},handleClickOutside:event=>{const searchInput=document.querySelector(".form-control");const searchResultUl=document.querySelector(".search-result-ul");if(searchInput&&searchResultUl&&!searchInput.contains(event.target)&&!searchResultUl.contains(event.target)){searchResultUl.style.display="none"}},getIndexData:async index=>{try{app.setSearchProgress(true);let url=requestRoot+"/api/search/v1/getAlphaIndex?idx="+index;const response=await fetch(url);if(!response.ok){throw new Error(`HTTP error! status: ${response.status}`)}const responseJson=await response.json();if(responseJson.content){results=JSON.parse(responseJson.content.metaData)}}catch(error){}finally{app.setSearchProgress(false)}},gethostName:()=>{return window.location.hostname},setSearchProgress:bol=>{const searchProgress=document.querySelector(".search-loading-spinner");if(bol){searchProgress.classList.remove("disable");searchProgress.classList.add("enable")}else{searchProgress.classList.add("disable");searchProgress.classList.remove("enable")}},handleSearchResultClick:songData=>{const searchResultUl=document.querySelector(".search-result-ul");searchResultUl.style.display="none";const searchInput=document.querySelector(".form-control");searchInput.value=songData.title;window.location.href=requestRoot+"/lyrics/"+songData.code+"/"+songData.title;searchInput.value=""}}})();const url=new URL(window.location.href);let currentIdx=url.searchParams.get("searchIdx");if(currentIdx&&currentIdx.trim()!=""){app.getIndexData(currentIdx)}document.addEventListener("click",app.handleClickOutside);const ulElement=document.querySelector(".search-result-ul");const inputValue=document.querySelector(".form-control");let currentFocus=-1;let listItems=null;inputValue.addEventListener("keydown",e=>{if(e.key==="ArrowDown"){listItems=Array.from(ulElement.getElementsByTagName("li"));e.preventDefault();if(currentFocus<listItems.length-1){currentFocus++}else{currentFocus=0}updateFocus()}else if(e.key==="ArrowUp"){e.preventDefault();if(currentFocus>0){currentFocus--}else{currentFocus=listItems.length-1}updateFocus()}else if(e.key==="Enter"&&currentFocus!==-1){const link=listItems[currentFocus].querySelector("a");if(link){inputValue.value=listItems[currentFocus].textContent;link.click()}}});function updateSelection(listItems,newIndex){if(selectedIndex!==-1){listItems[selectedIndex].classList.remove("selected")}listItems[newIndex].classList.add("selected");selectedIndex=newIndex;listItems[newIndex].scrollIntoView({block:"nearest"})}function updateFocus(){listItems.forEach((item,index)=>{if(index===currentFocus){item.classList.add("selected");item.focus()}else{item.classList.remove("selected")}})}