/*!
 * Chirpy v5.0.2 (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").click(t=>{const e=$(t.target);let o=e.prop("tagName")==="button".toUpperCase()?e:e.parent();o.blur(),flipMode()})});const ScrollHelper=function(){const t=$("body"),e="topbar-visible",o=$("#topbar-wrapper").outerHeight();let a=0,r=!1,l=!1;return{hideTopbar:()=>t.attr(e,!1),showTopbar:()=>t.attr(e,!0),addScrollUpTask:()=>{a+=1,r=r||!0},popScrollUpTask:()=>--a,hasScrollUpTask:()=>0<a,topbarLocked:()=>!0===r,unlockTopbar:()=>r=!1,getTopbarHeight:()=>o,orientationLocked:()=>!0===l,lockOrientation:()=>l=!0,unLockOrientation:()=>l=!1}}();$(function(){const t=$("#sidebar-trigger"),e=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),r=$("#main"),l=$("#topbar-title"),n=$("#search-wrapper"),i=$("#search-result-wrapper"),c=$("#search-results"),s=$("#search-input"),d=$("#search-hints"),p=function(){let t=0;return{block(){t=window.scrollY,$("html,body").scrollTop(0)},release(){$("html,body").scrollTop(t)},getOffset(){return t}}}(),u={on(){t.addClass("unloaded"),l.addClass("unloaded"),e.addClass("unloaded"),n.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),n.removeClass("d-flex"),t.removeClass("unloaded"),l.removeClass("unloaded"),e.removeClass("unloaded")}},h=function(){let t=!1;return{on(){t||(p.block(),i.removeClass("unloaded"),r.addClass("unloaded"),t=!0)},off(){t&&(c.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),i.addClass("unloaded"),a.removeClass("visible"),r.removeClass("unloaded"),p.release(),s.val(""),t=!1)},isVisible(){return t}}}();function f(){return o.hasClass("loaded")}e.click(function(){u.on(),h.on(),s.focus()}),o.click(function(){u.off(),h.off()}),s.focus(function(){n.addClass("input-focus")}),s.focusout(function(){n.removeClass("input-focus")}),s.on("keyup",function(t){8===t.keyCode&&""===s.val()?f()?d.removeClass("unloaded"):h.off():""!==s.val()&&(h.on(),a.hasClass("visible")||a.addClass("visible"),f()&&d.addClass("unloaded"))}),a.on("click",function(){s.val(""),f()?(d.removeClass("unloaded"),c.empty()):h.off(),s.focus(),a.removeClass("visible")})}),$(function(){var t=function(){const t="sidebar-display";let e=!1;const o=$("body");return{toggle(){!1===e?o.attr(t,""):o.removeAttr(t),e=!e}}}();$("#sidebar-trigger").click(t.toggle),$("#mask").click(t.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const e=$("#search-input"),o=ScrollHelper.getTopbarHeight();let t,a=0;function r(){0!==$(window).scrollTop()&&(ScrollHelper.lockOrientation(),ScrollHelper.hideTopbar())}screen.orientation?screen.orientation.onchange=()=>{var t=screen.orientation.type;"landscape-primary"!==t&&"landscape-secondary"!==t||r()}:$(window).on("orientationchange",()=>{$(window).width()<$(window).height()&&r()}),$(window).scroll(()=>{t=t||!0}),setInterval(()=>{t&&(function(){var t=$(this).scrollTop();if(!(Math.abs(a-t)<=o)){if(t>a)ScrollHelper.hideTopbar(),e.is(":focus")&&e.blur();else if(t+$(window).height()<$(document).height()){if(ScrollHelper.hasScrollUpTask())return;ScrollHelper.topbarLocked()?ScrollHelper.unlockTopbar():ScrollHelper.orientationLocked()?ScrollHelper.unLockOrientation():ScrollHelper.showTopbar()}a=t}}(),t=!1)},250)}),$(function(){var e="div.post>h1:first-of-type";const o=$(e),n=$("#topbar-title");if(0!==o.length&&!o.hasClass("dynamic-title")&&!n.is(":hidden")){const i=n.text().trim();let a=o.text().trim(),r=!1,l=0;($("#page-category").length||$("#page-tag").length)&&/\s/.test(a)&&(a=a.replace(/[0-9]/g,"").trim()),o.offset().top<$(window).scrollTop()&&n.text(a);let t=new IntersectionObserver(t=>{var e,o;r?(e=$(window).scrollTop(),o=l<e,l=e,t=t[0],o?0===t.intersectionRatio&&n.text(a):1===t.intersectionRatio&&n.text(i)):r=!0},{rootMargin:"-48px 0px 0px 0px",threshold:[0,1]});t.observe(document.querySelector(e)),n.click(function(){$("body,html").animate({scrollTop:0},800)})}}),$(function(){var t="#main > div.row:first-child > div:first-child";if(!($(t+" img").length<=0)){var e=document.querySelectorAll(t+" img[data-src]");const o=lozad(e);o.observe(),$(t+` p > img[data-src],${t} img[data-src].preview-img`).each(function(){let t=$(this).next();var e="EM"===t.prop("tagName")?t.text():"",o=$(this).attr("data-src");$(this).wrap(`<a href="${o}" title="${e}" class="popup"></a>`)}),$(".popup").magnificPopup({type:"image",closeOnContentClick:!0,showCloseBtn:!1,zoom:{enabled:!0,duration:300,easing:"ease-in-out"}}),$(t+" a").has("img").addClass("img-link")}}),$(function(){let o=$(".timeago").length,t=void 0;const r=$("meta[name=day-prompt]").attr("content"),l=$("meta[name=hour-prompt]").attr("content"),n=$("meta[name=minute-prompt]").attr("content"),i=$("meta[name=justnow-prompt]").attr("content");function e(){return $(".timeago").each(function(){var t,e;!1!==$(this)[0].hasAttribute("date")?(e=function(t,e){let o=new Date,a=new Date(t);return a.getFullYear()!==o.getFullYear()||a.getMonth()!==o.getMonth()?e:(t=Math.floor((o-a)/1e3),1<=(e=Math.floor(t/86400))?` ${e} `+r:1<=(e=Math.floor(t/3600))?` ${e} `+l:1<=(t=Math.floor(t/60))?` ${t} `+n:i)}($(this).attr("date"),t=$(this).text()))===t?$(this).removeAttr("date"):$(this).text(e):--o}),0===o&&void 0!==t&&clearInterval(t),o}0!==o&&0<e()&&(t=setInterval(e,6e4))}),$(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 t=".code-header>button";const e="timeout";function r(t){if($(t)[0].hasAttribute(e)){t=$(t).attr(e);if(Number(t)>Date.now())return 1}}function l(t){$(t).attr(e,Date.now()+2e3)}function n(t){$(t).removeAttr(e)}const o=new ClipboardJS(t,{target(t){let e=t.parentNode.nextElementSibling;return e.querySelector("code .rouge-code")}});$(t).tooltip({trigger:"hover",placement:"left"});const a=function(t){let e=$(t).children();return e.attr("class")}(t);o.on("success",t=>{t.clearSelection();const e=t.trigger;var o;r(e)||(function(t){let e=$(t),o=e.children();o.attr("class","fas fa-check")}(e),o=e,t=$(o).attr("title-succeed"),$(o).attr("data-original-title",t).tooltip("show"),l(e),setTimeout(()=>{var t;t=e,$(t).tooltip("hide").removeAttr("data-original-title"),function(t){let e=$(t),o=e.children();o.attr("class",a)}(e),n(e)},2e3))}),$("#copy-link").click(t=>{let e=$(t.target);if(!r(e)){t=window.location.href;const o=$("<input>");$("body").append(o),o.val(t).select(),document.execCommand("copy"),o.remove();const a=e.attr("data-original-title");t=e.attr("title-succeed");e.attr("data-original-title",t).tooltip("show"),l(e),setTimeout(()=>{e.attr("data-original-title",a),n(e)},2e3)}})}),$(function(){const t=$("#topbar-title"),c="scroll-focus";$("a[href*='#']").not("[href='#']").not("[href='#0']").click(function(r){if(this.pathname.replace(/^\//,"")===location.pathname.replace(/^\//,"")&&location.hostname===this.hostname){const i=decodeURI(this.hash);let e=RegExp(/^#fnref:/).test(i),o=!e&&RegExp(/^#fn:/).test(i);var l=i.includes(":")?i.replace(/\:/g,"\\:"):i;let a=$(l);var n=t.is(":visible"),l=$(window).width()<$(window).height();if(void 0!==a){r.preventDefault(),history.pushState&&history.pushState(null,null,i);r=$(window).scrollTop();let t=a.offset().top-=8;t<r&&(ScrollHelper.hideTopbar(),ScrollHelper.addScrollUpTask()),n&&l&&(t-=ScrollHelper.getTopbarHeight()),$("html").animate({scrollTop:t},500,()=>(a.focus(),$(`[${c}=true]`).length&&$(`[${c}=true]`).attr(c,!1),$(":target").length&&$(":target").attr(c,!1),(o||e)&&a.attr(c,!0),a.is(":focus")?!1:(a.attr("tabindex","-1"),a.focus(),void(ScrollHelper.hasScrollUpTask()&&ScrollHelper.popScrollUpTask()))))}}})});