en.search.min.c92d2758e04615570ac61b3969c64681885f2bcad017fb0d8844f053f1375e5b.js

"use strict";(function(){const o="/en.search-data.min.2d0ff0de28d9b9d821e4d5a8e57a0d673e2c836f2598ffae9da5ac88df9d7cb2.json",i=Object.assign({cache:!0},{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",a);function a(t){if(t.target.value!==void 0)return;if(e===document.activeElement)return;const n=String.fromCharCode(t.charCode);if(!r(n))return;e.focus(),t.preventDefault()}function r(t){const n=e.getAttribute("data-hotkeys")||"";return n.indexOf(t)>=0}function n(){e.removeEventListener("focus",n),e.required=!0,fetch(o).then(e=>e.json()).then(e=>{window.bookSearchIndex=FlexSearch.create("balance",i),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(e){const t=document.createElement("div");return t.innerHTML=e,t.firstChild}})()