'use strict';(function(){const a="/cn.search-data.min.f5f93838a214da7981d7bd55acf1e881dd3808d702345c2abd752212277781ed.json",r=Object.assign({encode:!1,tokenize:function(e){return e.replace(/[\x00-\x7F]/g,'').split('')}},{doc:{id:"id",field:["title","content"],store:["title","href","section"]}}),e=document.querySelector("#book-search-input"),t=document.querySelector("#book-search-results");if(!e)return;e.addEventListener("focus",n),e.addEventListener("keyup",s),document.addEventListener("keypress",o);function o(t){if(e===document.activeElement)return;const n=String.fromCharCode(t.charCode);if(!i(n))return;e.focus(),t.preventDefault()}function i(t){const n=e.getAttribute("data-hotkeys")||'';return n.indexOf(t)>=0}function n(){e.removeEventListener("focus",n),e.required=!0,fetch(a).then(e=>e.json()).then(e=>{window.bookSearchIndex=FlexSearch.create("balance",r),window.bookSearchIndex.add(e)}).then(()=>e.required=!1).then(s)}function s(){for(;t.firstChild;)t.removeChild(t.firstChild);if(!e.value)return;const n=window.bookSearchIndex.search(e.value,10);n.forEach(function(e){const n=c("<li><a href></a><small></small></li>"),s=n.querySelector("a"),o=n.querySelector("small");s.href=e.href,s.textContent=e.title,o.textContent=e.section,t.appendChild(n)})}function c(t){const e=document.createElement("div");return e.innerHTML=t,e.firstChild}})()