107 lines
4 KiB
HTML
107 lines
4 KiB
HTML
<details
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open
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id="TOCView"
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class="toc-right mt-0 overflow-y-auto overscroll-contain scrollbar-thin scrollbar-track-neutral-200 scrollbar-thumb-neutral-400 dark:scrollbar-track-neutral-800 dark:scrollbar-thumb-neutral-600 rounded-lg ltr:-ml-5 ltr:pl-5 rtl:-mr-5 rtl:pr-5 hidden lg:block">
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<summary
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class="block py-1 text-lg font-semibold cursor-pointer bg-neutral-100 text-neutral-800 ltr:-ml-5 ltr:pl-5 rtl:-mr-5 rtl:pr-5 dark:bg-neutral-700 dark:text-neutral-100 lg:hidden">
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{{ i18n "article.table_of_contents" }}
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</summary>
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<div
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class="min-w-[220px] py-2 border-dotted ltr:-ml-5 ltr:border-l ltr:pl-5 rtl:-mr-5 rtl:border-r rtl:pr-5 dark:border-neutral-600">
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{{ .TableOfContents | emojify }}
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</div>
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</details>
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<details class="toc-inside mt-0 overflow-hidden rounded-lg ltr:-ml-5 ltr:pl-5 rtl:-mr-5 rtl:pr-5 lg:hidden">
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<summary
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class="py-1 text-lg font-semibold cursor-pointer bg-neutral-100 text-neutral-800 ltr:-ml-5 ltr:pl-5 rtl:-mr-5 rtl:pr-5 dark:bg-neutral-700 dark:text-neutral-100 lg:hidden">
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{{ i18n "article.table_of_contents" }}
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</summary>
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<div
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class="py-2 border-dotted border-neutral-300 ltr:-ml-5 ltr:border-l ltr:pl-5 rtl:-mr-5 rtl:border-r rtl:pr-5 dark:border-neutral-600">
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{{ .TableOfContents | emojify }}
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</div>
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</details>
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{{ if .Site.Params.smartTOC }}
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<script>
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(function () {
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'use strict'
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const SCROLL_OFFSET_RATIO = 0.33
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const TOC_SELECTOR = '#TableOfContents'
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const ANCHOR_SELECTOR = '.anchor'
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const TOC_LINK_SELECTOR = 'a[href^="#"]'
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const NESTED_LIST_SELECTOR = 'li ul'
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const ACTIVE_CLASS = 'active'
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function getActiveAnchorId(anchors, offsetRatio) {
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const threshold = window.scrollY + window.innerHeight * offsetRatio
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const tocLinks = [...document.querySelectorAll('#TableOfContents a[href^="#"]')]
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const tocIds = new Set(tocLinks.map(link => link.getAttribute('href').substring(1)))
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for (let i = anchors.length - 1; i >= 0; i--) {
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const top = anchors[i].getBoundingClientRect().top + window.scrollY
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if (top <= threshold && tocIds.has(anchors[i].id)) {
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return anchors[i].id
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}
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}
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return anchors.find(anchor => tocIds.has(anchor.id))?.id || ''
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}
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function updateTOC({ toc, anchors, links, scrollOffset, collapseInactive }) {
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const activeId = getActiveAnchorId(anchors, scrollOffset)
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if (!activeId) return
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links.forEach(link => {
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const isActive = link.getAttribute('href') === `#${activeId}`
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link.classList.toggle(ACTIVE_CLASS, isActive)
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if (collapseInactive) {
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const ul = link.closest('li')?.querySelector('ul')
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if (ul) ul.style.display = isActive ? '' : 'none'
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}
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})
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if (collapseInactive) {
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const activeLink = toc.querySelector(`a[href="#${CSS.escape(activeId)}"]`)
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let el = activeLink
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while (el && el !== toc) {
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if (el.tagName === 'UL') el.style.display = ''
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if (el.tagName === 'LI') el.querySelector('ul')?.style.setProperty('display', '')
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el = el.parentElement
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}
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}
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}
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function initTOC() {
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const toc = document.querySelector(TOC_SELECTOR)
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if (!toc) return
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const collapseInactive = {{ if site.Params.smartTOCHideUnfocusedChildren }}true{{ else }}false{{ end }}
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const anchors = [...document.querySelectorAll(ANCHOR_SELECTOR)]
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const links = [...toc.querySelectorAll(TOC_LINK_SELECTOR)]
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if (collapseInactive) {
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toc.querySelectorAll(NESTED_LIST_SELECTOR).forEach(ul => ul.style.display = 'none')
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}
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const config = {
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toc,
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anchors,
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links,
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scrollOffset: SCROLL_OFFSET_RATIO,
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collapseInactive
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}
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window.addEventListener('scroll', () => updateTOC(config), { passive: true })
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window.addEventListener('hashchange', () => updateTOC(config), { passive: true })
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updateTOC(config)
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}
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document.readyState === 'loading'
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? document.addEventListener('DOMContentLoaded', initTOC)
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: initTOC()
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})()
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</script>
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{{ end }}
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