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var initAll = function () {
var path = window.location.pathname;
if (path.endsWith("/print.html")) {
return;
}
var images = document.querySelectorAll("main img")
Array.prototype.forEach.call(images, function (img) {
img.addEventListener("click", function () {
BigPicture({
el: img,
});
});
});
// Un-active everything when you click it
Array.prototype.forEach.call(document.getElementsByClassName("pagetoc")[0].children, function (el) {
el.addEventHandler("click", function () {
Array.prototype.forEach.call(document.getElementsByClassName("pagetoc")[0].children, function (el) {
el.classList.remove("active");
});
el.classList.add("active");
});
});
var updateFunction = function () {
var id = null;
var elements = document.getElementsByClassName("header");
Array.prototype.forEach.call(elements, function (el) {
if (window.pageYOffset >= el.offsetTop) {
id = el;
}
});
Array.prototype.forEach.call(document.getElementsByClassName("pagetoc")[0].children, function (el) {
el.classList.remove("active");
});
Array.prototype.forEach.call(document.getElementsByClassName("pagetoc")[0].children, function (el) {
if (id == null) {
return;
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if (id.href.localeCompare(el.href) == 0) {
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var pagetoc = document.getElementsByClassName("pagetoc")[0];
var elements = document.getElementsByClassName("header");
Array.prototype.forEach.call(elements, function (el) {
var link = document.createElement("a");
// Indent shows hierarchy
var indent = "";
switch (el.parentElement.tagName) {
case "H1":
return;
case "H3":
indent = "20px";
break;
case "H4":
indent = "40px";
break;
default:
break;
}
link.appendChild(document.createTextNode(el.text));
link.style.paddingLeft = indent;
link.href = el.href;
pagetoc.appendChild(link);
});
updateFunction.call();
// Handle active elements on scroll
window.addEventListener("scroll", updateFunction);
pagePath = pagePath.replace("index.md", "");
pagePath = pagePath.replace(".md", "");
if (pagePath.length > 0) {
if (pagePath.charAt(pagePath.length-1) == "/"){
pagePath = pagePath.substring(0, pagePath.length-1)
}
}else {
pagePath = "index"
}
// 选取浏览器默认使用的语言
const lang = navigator.language || navigator.userLanguage
// 若当前 mdbook 主题为 Light 或 Rust ,则将 giscuz 主题设置为 light
var theme = "transparent_dark";
const themeClass = document.getElementsByTagName("html")[0].className;
if (themeClass.indexOf("light") != -1 || themeClass.indexOf("rust") != -1) {
theme = "light"
}
var script = document.createElement("script")
script.type = "text/javascript";
script.src = "https://giscus.app/client.js";
script.async = true;
script.crossOrigin = "anonymous";
script.setAttribute("data-repo", "sunface/rust-course");
script.setAttribute("data-repo-id", "MDEwOlJlcG9zaXRvcnkxNDM4MjIwNjk=");
script.setAttribute("data-category", "章节评论区");
script.setAttribute("data-category-id", "DIC_kwDOCJKM9c4COQcP");
script.setAttribute("data-mapping", "specific");
script.setAttribute("data-term", pagePath);
script.setAttribute("data-reactions-enabled", "1");
script.setAttribute("data-emit-metadata", "0");
script.setAttribute("data-input-position", "top");
script.setAttribute("data-theme", theme);
script.setAttribute("data-lang", lang);
// 预先加载评论会更好,这样用户读到那边时,评论就加载好了
// script.setAttribute("data-loading", "lazy");
document.getElementById("giscus-container").appendChild(script);
};
window.addEventListener('load', initAll);