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+'use strict';
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+function _toConsumableArray(e) {
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+ if (Array.isArray(e)) {
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+ for (var t = 0, n = Array(e.length); t < e.length; t++)
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+ n[t] = e[t];
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+ return n;
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+ }
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+ return Array.from(e);
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+}
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+HTMLElement.prototype.wrap = function (e) {
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+ this.parentNode.insertBefore(e, this), this.parentNode.removeChild(this), e.appendChild(this);
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+}, NexT.utils = {
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+ wrapImageWithFancyBox: function () {
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+ document.querySelectorAll('.post-body :not(a) > img, .post-body > img').forEach(function (e) {
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+ var t = $(e), n = t.attr('data-src') || t.attr('src'), a = t.wrap('<a class="fancybox fancybox.image" href="' + n + '" itemscope itemtype="http://schema.org/ImageObject" itemprop="url"></a>').parent('a');
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+ t.is('.post-gallery img') ? a.attr('data-fancybox', 'gallery').attr('rel', 'gallery') : t.is('.group-picture img') ? a.attr('data-fancybox', 'group').attr('rel', 'group') : a.attr('data-fancybox', 'default').attr('rel', 'default');
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+ var r = t.attr('title') || t.attr('alt');
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+ r && (a.append('<p class="image-caption">' + r + '</p>'), a.attr('title', r).attr('data-caption', r));
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+ }), $.fancybox.defaults.hash = !1, $('.fancybox').fancybox({
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+ loop: !0,
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+ helpers: { overlay: { locked: !1 } }
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+ });
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+ },
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+ registerExtURL: function () {
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+ document.querySelectorAll('span.exturl').forEach(function (e) {
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+ var t = document.createElement('a');
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+ t.href = decodeURIComponent(atob(e.dataset.url).split('').map(function (e) {
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+ return '%' + ('00' + e.charCodeAt(0).toString(16)).slice(-2);
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+ }).join('')), t.rel = 'noopener external nofollow noreferrer', t.target = '_blank', t.className = e.className, t.innerHTML = e.innerHTML, e.parentNode.replaceChild(t, e);
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+ });
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+ },
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+ registerCopyCode: function () {
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+ document.querySelectorAll('figure.highlight').forEach(function (e) {
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+ var t = document.createElement('div');
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+ e.wrap(t), t.classList.add('highlight-container'), t.insertAdjacentHTML('beforeend', '<div class="copy-btn"><i class="fa fa-clipboard"></i></div>');
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+ var n = e.parentNode.querySelector('.copy-btn');
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+ n.addEventListener('click', function (e) {
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+ var t = e.currentTarget, n = [].concat(_toConsumableArray(t.parentNode.querySelectorAll('.code .line'))).map(function (e) {
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+ return e.innerText;
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+ }).join('\n'), a = document.createElement('textarea');
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+ a.style.top = window.scrollY + 'px', a.style.position = 'absolute', a.style.opacity = '0', a.readOnly = !0, a.value = n, document.body.append(a);
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+ var r = document.getSelection(), o = 0 < r.rangeCount && r.getRangeAt(0);
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+ a.select(), a.setSelectionRange(0, n.length), a.readOnly = !1;
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+ var i = document.execCommand('copy');
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+ CONFIG.copycode.show_result && (t.querySelector('i').className = i ? 'fa fa-check' : 'fa fa-times'), a.blur(), t.blur(), o && (r.removeAllRanges(), r.addRange(o)), document.body.removeChild(a);
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+ }), n.addEventListener('mouseleave', function (e) {
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+ setTimeout(function () {
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+ e.target.querySelector('i').className = 'fa fa-clipboard';
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+ }, 300);
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+ });
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+ });
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+ },
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+ wrapTableWithBox: function () {
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+ document.querySelectorAll('table').forEach(function (e) {
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+ var t = document.createElement('div');
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+ t.className = 'table-container', e.wrap(t);
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+ });
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+ },
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+ registerVideoIframe: function () {
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+ document.querySelectorAll('iframe').forEach(function (t) {
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+ if (["www.youtube.com","player.vimeo.com","player.youku.com","player.bilibili.com","www.tudou.com"].some(function (e) {
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+ return t.src.includes(e);
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+ }) && !t.parentNode.matches('.video-container')) {
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+ var e = document.createElement('div');
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+ e.className = 'video-container', t.wrap(e);
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+ var n = Number(t.width), a = Number(t.height);
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+ n && a && (t.parentNode.style.paddingTop = a / n * 100 + '%');
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+ }
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+ });
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+ },
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+ registerScrollPercent: function () {
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+ var r = document.querySelector('.back-to-top'), o = document.querySelector('.reading-progress-bar');
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+ window.addEventListener('scroll', function () {
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+ if (r || o) {
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+ var e = document.querySelector('.container').offsetHeight, t = window.innerHeight, n = t < e ? e - t : document.body.scrollHeight - t, a = Math.min(100 * window.scrollY / n, 100);
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+ r && (r.classList.toggle('back-to-top-on', 50 < window.scrollY), r.querySelector('span').innerText = Math.round(a) + '%'), o && (o.style.width = a.toFixed(2) + '%');
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+ }
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+ }), r && r.addEventListener('click', function () {
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+ window.anime({
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+ targets: document.scrollingElement,
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+ duration: 500,
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+ easing: 'linear',
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+ scrollTop: 0
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+ });
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+ });
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+ },
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+ registerTabsTag: function () {
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+ document.querySelectorAll('.tabs ul.nav-tabs .tab').forEach(function (e) {
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+ e.addEventListener('click', function (e) {
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+ e.preventDefault();
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+ var t = e.currentTarget;
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+ if (!t.classList.contains('active')) {
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+ [].concat(_toConsumableArray(t.parentNode.children)).forEach(function (e) {
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+ e.classList.remove('active');
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+ }), t.classList.add('active');
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+ var n = document.getElementById(t.querySelector('a').getAttribute('href').replace('#', ''));
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+ [].concat(_toConsumableArray(n.parentNode.children)).forEach(function (e) {
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+ e.classList.remove('active');
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+ }), n.classList.add('active'), n.dispatchEvent(new Event('tabs:click', { bubbles: !0 }));
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+ }
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+ });
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+ }), window.dispatchEvent(new Event('tabs:register'));
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+ },
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+ registerCanIUseTag: function () {
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+ window.addEventListener('message', function (e) {
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+ var t = e.data;
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+ if ('string' == typeof t && t.includes('ciu_embed')) {
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+ var n = t.split(':')[1], a = t.split(':')[2];
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+ document.querySelector('iframe[data-feature=' + n + ']').style.height = parseInt(a, 10) + 5 + 'px';
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+ }
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+ }, !1);
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+ },
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+ registerActiveMenuItem: function () {
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+ document.querySelectorAll('.menu-item').forEach(function (e) {
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+ var t = e.querySelector('a[href]');
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+ if (t) {
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+ var n = t.pathname === location.pathname || t.pathname === location.pathname.replace('index.html', ''), a = !CONFIG.root.startsWith(t.pathname) && location.pathname.startsWith(t.pathname);
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+ e.classList.toggle('menu-item-active', t.hostname === location.hostname && (n || a));
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+ }
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+ });
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+ },
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+ registerLangSelect: function () {
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+ var n = document.querySelector('.lang-select');
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+ n && (n.value = CONFIG.page.lang, n.addEventListener('change', function () {
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+ var e = n.options[n.selectedIndex];
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+ document.querySelector('.lang-select-label span').innerText = e.text;
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+ var t = e.dataset.href;
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+ window.pjax ? window.pjax.loadUrl(t) : window.location.href = t;
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+ }));
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+ },
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+ registerSidebarTOC: function () {
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+ var i = document.querySelectorAll('.post-toc li'), c = [].concat(_toConsumableArray(i)).map(function (e) {
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+ var t = e.querySelector('a.nav-link');
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+ return t.addEventListener('click', function (e) {
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+ e.preventDefault();
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+ var t = document.getElementById(e.currentTarget.getAttribute('href').replace('#', '')).getBoundingClientRect().top + window.scrollY;
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+ window.anime({
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+ targets: document.scrollingElement,
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+ duration: 500,
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+ easing: 'linear',
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+ scrollTop: t + 10
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+ });
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+ }), document.getElementById(t.getAttribute('href').replace('#', ''));
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+ }), l = document.querySelector('.post-toc-wrap');
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+ !function r(o) {
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+ o = Math.floor(o + 10000);
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+ var t = new IntersectionObserver(function (e, t) {
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+ var n = document.documentElement.scrollHeight + 100;
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+ if (o < n)
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+ return t.disconnect(), void r(n);
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+ var a = function (e) {
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+ var t = 0, n = e[t];
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+ if (0 < n.boundingClientRect.top)
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+ return 0 === (t = c.indexOf(n.target)) ? 0 : t - 1;
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+ for (; t < e.length; t++) {
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+ if (!(e[t].boundingClientRect.top <= 0))
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+ return c.indexOf(n.target);
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+ n = e[t];
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+ }
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+ return c.indexOf(n.target);
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+ }(e);
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+ !function (e) {
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+ if (!e.classList.contains('active-current')) {
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+ document.querySelectorAll('.post-toc .active').forEach(function (e) {
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+ e.classList.remove('active', 'active-current');
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+ }), e.classList.add('active', 'active-current');
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+ for (var t = e.parentNode; !t.matches('.post-toc');)
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+ t.matches('li') && t.classList.add('active'), t = t.parentNode;
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+ window.anime({
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+ targets: l,
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+ duration: 200,
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+ easing: 'linear',
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+ scrollTop: l.scrollTop - l.offsetHeight / 2 + e.getBoundingClientRect().top - l.getBoundingClientRect().top
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+ });
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+ }
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+ }(i[a]);
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+ }, {
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+ rootMargin: o + 'px 0px -100% 0px',
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+ threshold: 0
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+ });
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+ c.forEach(function (e) {
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+ e && t.observe(e);
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+ });
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+ }(document.documentElement.scrollHeight);
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+ },
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+ hasMobileUA: function () {
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+ var e = navigator.userAgent;
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+ return /iPad|iPhone|Android|Opera Mini|BlackBerry|webOS|UCWEB|Blazer|PSP|IEMobile|Symbian/g.test(e);
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+ },
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+ isTablet: function () {
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+ return window.screen.width < 992 && 767 < window.screen.width && this.hasMobileUA();
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+ },
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+ isMobile: function () {
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+ return window.screen.width < 767 && this.hasMobileUA();
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+ },
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+ isDesktop: function () {
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+ return !this.isTablet() && !this.isMobile();
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+ },
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+ supportsPDFs: function () {
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+ var e = navigator.userAgent, t = e.includes('irefox') && 18 < parseInt(e.split('rv:')[1].split('.')[0], 10), n = void 0 !== navigator.mimeTypes['application/pdf'], a = /iphone|ipad|ipod/i.test(e.toLowerCase());
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+ return t || n && !a;
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+ },
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+ initSidebarDimension: function () {
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+ var e = document.querySelector('.sidebar-nav'), t = 'none' !== e.style.display ? e.offsetHeight : 0, n = CONFIG.sidebar.offset || 12, a = CONFIG.back2top.enable && CONFIG.back2top.sidebar ? document.querySelector('.back-to-top').offsetHeight : 0, r = 2 * CONFIG.sidebar.padding + t + a;
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+ 'Pisces' !== CONFIG.scheme && 'Gemini' !== CONFIG.scheme || (r += 2 * n - 22);
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+ var o = document.body.offsetHeight - r + 'px';
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+ document.querySelector('.site-overview-wrap').style.maxHeight = o, document.querySelector('.post-toc-wrap').style.maxHeight = o;
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+ },
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+ updateSidebarPosition: function () {
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+ var e = document.querySelector('.sidebar-nav'), t = document.querySelector('.post-toc');
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+ if (t ? (e.style.display = '', e.classList.add('motion-element'), document.querySelector('.sidebar-nav-toc').click()) : (e.style.display = 'none', e.classList.remove('motion-element'), document.querySelector('.sidebar-nav-overview').click()), NexT.utils.initSidebarDimension(), this.isDesktop() && 'Pisces' !== CONFIG.scheme && 'Gemini' !== CONFIG.scheme) {
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+ var n = CONFIG.page.sidebar;
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+ 'boolean' != typeof n && (n = 'always' === CONFIG.sidebar.display || 'post' === CONFIG.sidebar.display && t), n && window.dispatchEvent(new Event('sidebar:show'));
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+ }
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+ },
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+ getScript: function (e, n, t) {
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+ if (t)
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+ n();
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+ else {
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+ var a = document.createElement('script');
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+ a.onload = a.onreadystatechange = function (e, t) {
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+ !t && a.readyState && !/loaded|complete/.test(a.readyState) || (a.onload = a.onreadystatechange = null, a = void 0, !t && n && setTimeout(n, 0));
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+ }, a.src = e, document.head.appendChild(a);
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+ }
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+ },
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+ loadComments: function (e, n) {
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+ if (CONFIG.comments.lazyload && e) {
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+ var t = new IntersectionObserver(function (e, t) {
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+ e[0].isIntersecting && (n(), t.disconnect());
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+ });
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+ return t.observe(e), t;
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+ }
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+ n();
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+ }
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+};
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