/*!
 * Chirpy v4.3.4 (https://github.com/cotes2020/jekyll-theme-chirpy/)
 * © 2019 Cotes Chung
 * MIT Licensed
 */
$(function(){$(window).scroll(()=>{50<$(this).scrollTop()&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){$("#mode-toggle-wrapper").keyup(e=>{13===e.keyCode&&flipMode()})}),$(function(){const e=$("#sidebar-trigger"),t=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),l=$("#main"),s=$("#topbar-title"),n=$("#search-wrapper"),i=$("#search-result-wrapper"),r=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let e=0;return{block(){e=window.scrollY,$("html,body").scrollTop(0)},release(){$("html,body").scrollTop(e)},getOffset(){return e}}}(),p={on(){e.addClass("unloaded"),s.addClass("unloaded"),t.addClass("unloaded"),n.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),n.removeClass("d-flex"),e.removeClass("unloaded"),s.removeClass("unloaded"),t.removeClass("unloaded")}},f=function(){let e=!1;return{on(){e||(u.block(),i.removeClass("unloaded"),l.addClass("unloaded"),e=!0)},off(){e&&(r.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),i.addClass("unloaded"),a.removeClass("visible"),l.removeClass("unloaded"),u.release(),c.val(""),e=!1)},isVisible(){return e}}}();function h(){return o.hasClass("loaded")}t.click(function(){p.on(),f.on(),c.focus()}),o.click(function(){p.off(),f.off()}),c.focus(function(){n.addClass("input-focus")}),c.focusout(function(){n.removeClass("input-focus")}),c.on("keyup",function(e){8===e.keyCode&&""===c.val()?h()?d.removeClass("unloaded"):f.off():""!==c.val()&&(f.on(),a.hasClass("visible")||a.addClass("visible"),h()&&d.addClass("unloaded"))}),a.on("click",function(){c.val(""),h()?(d.removeClass("unloaded"),r.empty()):f.off(),c.focus(),a.removeClass("visible")})}),$(function(){var e=function(){const e="sidebar-display";let t=!1;const o=$("body");return{toggle(){!1===t?o.attr(e,""):o.removeAttr(e),t=!t}}}();$("#sidebar-trigger").click(e.toggle),$("#mask").click(e.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const t=$("#topbar-wrapper"),o=$("#toc-wrapper"),a=$(".access"),l=$("#search-input");let s,n=0;const i=t.outerHeight();$(window).scroll(function(e){$("#topbar-title").is(":hidden")&&(s=!0)}),setInterval(function(){s&&(function(){var e=$(this).scrollTop();Math.abs(n-e)<=5||(e>n&&e>i?(t.removeClass("topbar-down").addClass("topbar-up"),0<o.length&&o.removeClass("topbar-down"),0<a.length&&a.removeClass("topbar-down"),l.is(":focus")&&l.blur()):e+$(window).height()<$(document).height()&&(t.removeClass("topbar-up").addClass("topbar-down"),0<o.length&&o.addClass("topbar-down"),0<a.length&&a.addClass("topbar-down")),n=e)}(),s=!1)},250)}),$(function(){const e=$("#topbar-title"),t=$("div.post>h1"),o=e.text().trim();let a=(0<t.length?t:$("h1")).text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(a)&&(a=a.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){return!($("#post-list").length||t.is(":hidden")||e.is(":hidden")||$("#sidebar.sidebar-expand").length)&&void(95<=$(this).scrollTop()?e.text()!==a&&e.text(a):e.text()!==o&&e.text(o))}),e.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){var e="#main > div.row:first-child > div:first-child";if(!($(e+" img").length<=0)){var t=document.querySelectorAll(e+" img[data-src]");const o=lozad(t);o.observe(),$(e+` p > img[data-src],${e} img[data-src].preview-img`).each(function(){let e=$(this).next();var t="EM"===e.prop("tagName")?e.text():"",o=$(this).attr("data-src");$(this).wrap(`<a href="${o}" title="${t}" class="popup"></a>`)}),$(".popup").magnificPopup({type:"image",closeOnContentClick:!0,showCloseBtn:!1,zoom:{enabled:!0,duration:300,easing:"ease-in-out"}}),$(e+" a").has("img").addClass("img-link")}}),$(function(){var e=".code-header>button";const t="timeout";function l(e){if($(e)[0].hasAttribute(t)){e=$(e).attr(t);if(Number(e)>Date.now())return 1}}function s(e){$(e).attr(t,Date.now()+2e3)}function n(e){$(e).removeAttr(t)}const o=new ClipboardJS(e,{target(e){let t=e.parentNode.nextElementSibling;return t.querySelector("code .rouge-code")}});$(e).tooltip({trigger:"hover",placement:"left"});const a=function(e){let t=$(e).children();return t.attr("class")}(e);o.on("success",e=>{e.clearSelection();const t=e.trigger;var o;l(t)||(function(e){let t=$(e),o=t.children();o.attr("class","fas fa-check")}(t),o=t,e=$(o).attr("title-succeed"),$(o).attr("data-original-title",e).tooltip("show"),s(t),setTimeout(()=>{var e;e=t,$(e).tooltip("hide").removeAttr("data-original-title"),function(e){let t=$(e),o=t.children();o.attr("class",a)}(t),n(t)},2e3))}),$("#copy-link").click(e=>{let t=$(e.target);if(!l(t)){e=window.location.href;const o=$("<input>");$("body").append(o),o.val(e).select(),document.execCommand("copy"),o.remove();const a=t.attr("data-original-title");e=t.attr("title-succeed");t.attr("data-original-title",e).tooltip("show"),s(t),setTimeout(()=>{t.attr("data-original-title",a),n(t)},2e3)}})});