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study-area-cn.old/theme/js/tocrender.js

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JavaScript
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// 获取当前 toc 内容
var toc_obj = document.getElementById("helperframe").getElementsByTagName("ol")[0]
// html 转目录树
function createTree(elements) {
let result = [];
last = 0
elements.childNodes.forEach(element => {
// 有子元素并且不是大标题
if (element.childNodes.length > 0 && (!element.classList.contains("part-title"))) {
let a = element.childNodes[0]
let link = a.tagName === 'A' ? a.href : '' // 获取链接,没有的就是目录
if (link == '') { // 目录
if (a.tagName === 'DIV') { // 目录不可点击
result.push({
link: "#",
text: a.textContent,
child: [],
avtive: false
})
} else { // 目录可点击
result[result.length - 1].child = createTree(element.getElementsByTagName("ol")[0])
}
} else { // 文章
result.push({
link: link,
text: a.innerText,
child: [],
active: element.childNodes[0].classList.contains("active") // 当前选中的
})
}
} else if (element.classList.contains("part-title")) { // 大标题
result.push({
link: "",
text: `<h3 style="margin-top: 0px;margin-bottom:0;margin-left:0rem;"><strong>` + element.textContent + "</strong></h3>",
child: [],
active: false
})
}
});
return result
}
// 目录结构树生成新html的dfs部分
function loadTreeItem(treeitem, v) {
var active_str = treeitem.active ? "active" : "" // 是否是当前文章
if (treeitem.child.length > 0) { // 目录
// 添加头部模板
var i_str = `<mdui-collapse-item value=item"` + v.toString() + `">
<mdui-list-item rounded slot="header" search_link="` + treeitem.link + `" ` + active_str + `><a href="javascript:void(0);" onclick="setPage('` + treeitem.link + `')" class="menu-link">` + treeitem.text + `</a><mdui-icon slot="end-icon" name="keyboard_arrow_down"></mdui-icon></mdui-list-item>
<div style="margin-left: 1rem">
<mdui-list-item rounded>
<mdui-collapse>`
var i = 0
treeitem.child.forEach(element => { // 拼接每级目录
i_str = i_str + loadTreeItem(element, i)
i++
})
// 添加尾部模板
i_str = i_str + `</mdui-collapse>
</mdui-list-item>
</div>
</mdui-collapse-item>`
return i_str
} else { // 文章
disabled = treeitem.link === '#' ? "disabled" : ""
return `<mdui-collapse-item><mdui-list-item rounded search_link="` + treeitem.link + `" ` + active_str + ` slot="header" ` + disabled + ` href="javascript:void(0);" onclick="setPage('` + treeitem.link + `')">` + treeitem.text + `</mdui-list-item></mdui-collapse-item>`
}
}
// 目录结构树生成新html
function getResult(obj) {
var get_tree = createTree(obj)
var n_str = `<mdui-list><mdui-collapse>`
var i = 0
get_tree.forEach(element => {
n_str = n_str + loadTreeItem(element, i)
i++
})
n_str = n_str + `</mdui-collapse></mdui-list>`
return n_str
}
// 插入内容
document.getElementById("toc-drawer").insertAdjacentHTML('beforeend', getResult(toc_obj));
// 移除 toc
document.getElementById("helperframe").remove()
// 终端内容
console.info(" _____ __ __ ___ _______ __ \n / ___// /___ ______/ /_ __/ | ________ ____ _/ ____/ | / / \n \\__ \\/ __/ / / / __ / / / / /| | / ___/ _ \\/ __ `/ / / |/ / \n ___/ / /_/ /_/ / /_/ / /_/ / ___ |/ / / __/ /_/ / /___/ /| / \n/____/\\__/\\__,_/\\__,_/\\__, /_/ |_/_/ \\___/\\__,_/\\____/_/ |_/ \n /____/ \n欢迎来到 Study Area CN! \nstudy-area.org.cn \n")
console.info("本站使用mdbook生成gitea action自动构建 \n恭喜你发现了彩蛋")
console.info("欢迎参与我们的开源项目! https://git.hmtsai.cn/study-area-cn/study-area-cn")
console.info("=====================================")