(() => {
    var g = class e { galleryUID; items = []; constructor(t, r = 1) { if (window.PhotoSwipe == null || window.PhotoSwipeUI_Default == null) { console.error("PhotoSwipe lib not loaded."); return } this.galleryUID = r, e.createGallery(t), this.loadItems(t), this.bindClick() } loadItems(t) { this.items = []; let r = t.querySelectorAll("figure.gallery-image"); for (let i of r) { let n = i.querySelector("figcaption"), o = i.querySelector("img"), s = { w: parseInt(o.getAttribute("width")), h: parseInt(o.getAttribute("height")), src: o.src, msrc: o.getAttribute("data-thumb") || o.src, el: i }; n && (s.title = n.innerHTML), this.items.push(s) } } static createGallery(t) { let r = t.querySelectorAll("img.gallery-image"); for (let o of Array.from(r)) { let s = o.closest("p"); if (!s || !t.contains(s) || (s.textContent.trim() == "" && s.classList.add("no-text"), !s.classList.contains("no-text"))) continue; let d = o.parentElement.tagName == "A", m = o, a = document.createElement("figure"); if (a.style.setProperty("flex-grow", o.getAttribute("data-flex-grow") || "1"), a.style.setProperty("flex-basis", o.getAttribute("data-flex-basis") || "0"), d && (m = o.parentElement), m.parentElement.insertBefore(a, m), a.appendChild(m), o.hasAttribute("alt")) { let l = document.createElement("figcaption"); l.innerText = o.getAttribute("alt"), a.appendChild(l) } if (!d) { a.className = "gallery-image"; let l = document.createElement("a"); l.href = o.src, l.setAttribute("target", "_blank"), o.parentNode.insertBefore(l, o), l.appendChild(o) } } let i = t.querySelectorAll("figure.gallery-image"), n = []; for (let o of i) n.length ? o.previousElementSibling === n[n.length - 1] ? n.push(o) : n.length && (e.wrap(n), n = [o]) : n = [o]; n.length > 0 && e.wrap(n) } static wrap(t) { let r = document.createElement("div"); r.className = "gallery"; let i = t[0].parentNode, n = t[0]; i.insertBefore(r, n); for (let o of t) r.appendChild(o) } open(t) { let r = document.querySelector(".pswp"); new window.PhotoSwipe(r, window.PhotoSwipeUI_Default, this.items, { index: t, galleryUID: this.galleryUID, getThumbBoundsFn: n => { let o = this.items[n].el.getElementsByTagName("img")[0], s = window.pageYOffset || document.documentElement.scrollTop, c = o.getBoundingClientRect(); return { x: c.left, y: c.top + s, w: c.width } } }).init() } bindClick() { for (let [t, r] of this.items.entries()) r.el.querySelector("a").addEventListener("click", n => { n.preventDefault(), this.open(t) }) } }, b = g; var u = {}; if (localStorage.hasOwnProperty("StackColorsCache")) try { u = JSON.parse(localStorage.getItem("StackColorsCache")) } catch { u = {} } async function S(e, t, r) { if (!e) return await Vibrant.from(r).getPalette(); if (!u.hasOwnProperty(e) || u[e].hash !== t) { let i = await Vibrant.from(r).getPalette(); u[e] = { hash: t, Vibrant: { hex: i.Vibrant.hex, rgb: i.Vibrant.rgb, bodyTextColor: i.Vibrant.bodyTextColor }, DarkMuted: { hex: i.DarkMuted.hex, rgb: i.DarkMuted.rgb, bodyTextColor: i.DarkMuted.bodyTextColor } }, localStorage.setItem("StackColorsCache", JSON.stringify(u)) } return u[e] } var D = (e, t = 500) => { e.classList.add("transiting"), e.style.transitionProperty = "height, margin, padding", e.style.transitionDuration = t + "ms", e.style.height = e.offsetHeight + "px", e.offsetHeight, e.style.overflow = "hidden", e.style.height = "0", e.style.paddingTop = "0", e.style.paddingBottom = "0", e.style.marginTop = "0", e.style.marginBottom = "0", window.setTimeout(() => { e.classList.remove("show"), e.style.removeProperty("height"), e.style.removeProperty("padding-top"), e.style.removeProperty("padding-bottom"), e.style.removeProperty("margin-top"), e.style.removeProperty("margin-bottom"), e.style.removeProperty("overflow"), e.style.removeProperty("transition-duration"), e.style.removeProperty("transition-property"), e.classList.remove("transiting") }, t) }, q = (e, t = 500) => { e.classList.add("transiting"), e.style.removeProperty("display"), e.classList.add("show"); let r = e.offsetHeight; e.style.overflow = "hidden", e.style.height = "0", e.style.paddingTop = "0", e.style.paddingBottom = "0", e.style.marginTop = "0", e.style.marginBottom = "0", e.offsetHeight, e.style.transitionProperty = "height, margin, padding", e.style.transitionDuration = t + "ms", e.style.height = r + "px", e.style.removeProperty("padding-top"), e.style.removeProperty("padding-bottom"), e.style.removeProperty("margin-top"), e.style.removeProperty("margin-bottom"), window.setTimeout(() => { e.style.removeProperty("height"), e.style.removeProperty("overflow"), e.style.removeProperty("transition-duration"), e.style.removeProperty("transition-property"), e.classList.remove("transiting") }, t) }, B = (e, t = 500) => window.getComputedStyle(e).display === "none" ? q(e, t) : D(e, t); function v() { let e = document.getElementById("toggle-menu"); e && e.addEventListener("click", () => { document.getElementById("main-menu").classList.contains("transiting") || (document.body.classList.toggle("show-menu"), B(document.getElementById("main-menu"), 300), e.classList.toggle("is-active")) }) } function N(e, t, r) { var i = document.createElement(e); for (let n in t) if (n && t.hasOwnProperty(n)) { let o = t[n]; n == "dangerouslySetInnerHTML" ? i.innerHTML = o.__html : o === !0 ? i.setAttribute(n, n) : o !== !1 && o != null && i.setAttribute(n, o.toString()) } for (let n = 2; n < arguments.length; n++) { let o = arguments[n]; o && i.appendChild(o.nodeType == null ? document.createTextNode(o.toString()) : o) } return i } var w = N; var y = class { localStorageKey = "StackColorScheme"; currentScheme; systemPreferScheme; constructor(t) { this.bindMatchMedia(), this.currentScheme = this.getSavedScheme(), this.dispatchEvent(document.documentElement.dataset.scheme), t && this.bindClick(t), document.body.style.transition == "" && document.body.style.setProperty("transition", "background-color .3s ease") } saveScheme() { localStorage.setItem(this.localStorageKey, this.currentScheme) } bindClick(t) { t.addEventListener("click", r => { this.isDark() ? this.currentScheme = "light" : this.currentScheme = "dark", this.setBodyClass(), this.currentScheme == this.systemPreferScheme && (this.currentScheme = "auto"), this.saveScheme() }) } isDark() { return this.currentScheme == "dark" || this.currentScheme == "auto" && this.systemPreferScheme == "dark" } dispatchEvent(t) { let r = new CustomEvent("onColorSchemeChange", { detail: t }); window.dispatchEvent(r) } setBodyClass() { this.isDark() ? document.documentElement.dataset.scheme = "dark" : document.documentElement.dataset.scheme = "light", this.dispatchEvent(document.documentElement.dataset.scheme) } getSavedScheme() { let t = localStorage.getItem(this.localStorageKey); return t == "light" || t == "dark" || t == "auto" ? t : "auto" } bindMatchMedia() { window.matchMedia("(prefers-color-scheme: dark)").addEventListener("change", t => { t.matches ? this.systemPreferScheme = "dark" : this.systemPreferScheme = "light", this.setBodyClass() }) } }, E = y; function p(e) { let t; return () => { t && window.cancelAnimationFrame(t), t = window.requestAnimationFrame(() => e()) } } var O = ".article-content h1[id], .article-content h2[id], .article-content h3[id], .article-content h4[id], .article-content h5[id], .article-content h6[id]", T = "#TableOfContents", L = "#TableOfContents li", k = "active-class"; function V(e, t) { let r = e.querySelector("a").offsetHeight, i = e.offsetTop - t.offsetHeight / 2 + r / 2 - t.offsetTop; i < 0 && (i = 0), t.scrollTo({ top: i, behavior: "smooth" }) } function U(e) { let t = {}; return e.forEach(r => { let n = r.querySelector("a").getAttribute("href"); n.startsWith("#") && (t[n.slice(1)] = r) }), t } function C(e) { let t = []; return e.forEach(r => { t.push({ id: r.id, offset: r.offsetTop }) }), t.sort((r, i) => r.offset - i.offset), t } function M() { let e = document.querySelectorAll(O); if (!e) { console.warn("No header matched query", e); return } let t = document.querySelector(T); if (!t) { console.warn("No toc matched query", T); return } let r = document.querySelectorAll(L); if (!r) { console.warn("No navigation matched query", L); return } let i = C(e), n = !1; t.addEventListener("mouseenter", p(() => n = !0)), t.addEventListener("mouseleave", p(() => n = !1)); let o, s = U(r); function c() { let m = document.documentElement.scrollTop || document.body.scrollTop, a; i.forEach(f => { m >= f.offset - 20 && (a = document.getElementById(f.id)) }); let l; a && (l = s[a.id]), a && !l ? console.debug("No link found for section", a) : l !== o && (o && o.classList.remove(k), l && (l.classList.add(k), n || V(l, t)), o = l) } window.addEventListener("scroll", p(c)); function d() { i = C(e), c() } window.addEventListener("resize", p(d)) } var $ = "a[href]"; function P() { document.querySelectorAll($).forEach(e => { e.getAttribute("href").startsWith("#") && e.addEventListener("click", r => { r.preventDefault(); let i = decodeURI(e.getAttribute("href").substring(1)), n = document.getElementById(i), o = n.getBoundingClientRect().top - document.documentElement.getBoundingClientRect().top; window.history.pushState({}, "", e.getAttribute("href")), scrollTo({ top: o, behavior: "smooth" }) }) }) } var x = {
        init: () => {
            v(); let e = document.querySelector(".article-content"); e && (new b(e), P(), M()); let t = document.querySelector(".article-list--tile"); t && new IntersectionObserver(async (s, c) => {
                s.forEach(d => {
                    if (!d.isIntersecting) return; c.unobserve(d.target), d.target.querySelectorAll("article.has-image").forEach(async a => {
                        let l = a.querySelector("img"), f = l.src, H = l.getAttribute("data-key"), I = l.getAttribute("data-hash"), A = a.querySelector(".article-details"), h = await S(H, I, f); A.style.background = `
                        linear-gradient(0deg, 
                            rgba(${h.DarkMuted.rgb[0]}, ${h.DarkMuted.rgb[1]}, ${h.DarkMuted.rgb[2]}, 0.5) 0%, 
                            rgba(${h.Vibrant.rgb[0]}, ${h.Vibrant.rgb[1]}, ${h.Vibrant.rgb[2]}, 0.75) 100%)`
                    })
                })
            }).observe(t); let r = document.querySelectorAll(".article-content div.highlight"), i = "Copy", n = "Copied!"; r.forEach(o => { let s = document.createElement("button"); s.innerHTML = i, s.classList.add("copyCodeButton"), o.appendChild(s); let c = o.querySelector("code[data-lang]"); c && s.addEventListener("click", () => { navigator.clipboard.writeText(c.textContent).then(() => { s.textContent = n, setTimeout(() => { s.textContent = i }, 1e3) }).catch(d => { alert(d), console.log("Something went wrong", d) }) }) }), new E(document.getElementById("dark-mode-toggle"))
        }
    }; window.addEventListener("load", () => { setTimeout(function () { x.init() }, 0) }); window.Stack = x; window.createElement = w;
})();
/*!
*   Hugo Theme Stack
*
*   @author: Jimmy Cai
*   @website: https://jimmycai.com
*   @link: https://github.com/CaiJimmy/hugo-theme-stack
*/