重构:Wails v3 迁移 + 前端目录规范化 + Sidebar滚动优化
- web/ → frontend/ 目录重命名(Wails v3 标准结构) - main.go: Middleware 修复 custom.js 404 + DevTools 延迟启动 - Sidebar: 收藏夹内部独立滚动 + 帮助区块固定底部 - useFavorites.ts: longPressTimer const→let 修复 TypeError - App.vue: Arco Tabs padding-top 覆盖 - build: config.yml / Taskfile.yml 对齐官方模板,devtools build tag - 新增 v3 bindings、vite.config.js、跨平台构建配置 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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frontend/src/utils/markedExtensions.ts
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251
frontend/src/utils/markedExtensions.ts
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import { marked } from 'marked'
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import hljs from 'highlight.js'
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import 'highlight.js/lib/common'
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// 按需导入 common 包不包含的语言
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import 'highlight.js/lib/languages/powershell'
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import 'highlight.js/lib/languages/dos'
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import 'highlight.js/lib/languages/autohotkey'
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import 'highlight.js/lib/languages/latex'
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import 'highlight.js/lib/languages/dockerfile'
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import 'highlight.js/lib/languages/cmake'
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import 'highlight.js/lib/languages/scala'
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import 'highlight.js/lib/languages/dart'
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import { getHljsLanguage } from './languageMap'
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let mermaidInstance: typeof import('mermaid').default | null = null
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let mermaidTheme: string | null = null
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// 检测当前是否为暗色主题
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function isDarkTheme(): boolean {
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if (typeof document === 'undefined') return false
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return document.body.getAttribute('arco-theme')?.includes('dark') ?? false
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}
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async function loadMermaid() {
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const currentTheme = isDarkTheme() ? 'dark' : 'default'
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if (mermaidInstance && mermaidTheme === currentTheme) {
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return mermaidInstance
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}
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if (!mermaidInstance) {
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const m = await import('mermaid')
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mermaidInstance = m.default
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}
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mermaidInstance.initialize({
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startOnLoad: false,
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theme: currentTheme,
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securityLevel: 'strict',
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themeVariables: Object.assign({
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primaryColor: '#165DFF',
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primaryTextColor: '#ffffff',
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primaryBorderColor: '#4080FF'
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}, currentTheme === 'dark' ? {
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lineColor: '#4E5969',
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secondaryColor: '#0E42D2',
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tertiaryColor: '#0FC6C2',
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mainBkg: '#17171A',
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nodeBorder: '#165DFF',
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clusterBkg: '#232324',
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titleColor: '#FFFFFF',
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edgeLabelBackground: '#232324'
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} : {
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lineColor: '#86909C',
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secondaryColor: '#E8F3FF',
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tertiaryColor: '#722ED1',
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mainBkg: '#F2F3F5',
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nodeBorder: '#165DFF',
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clusterBkg: '#F7F8FA',
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titleColor: '#1D2129',
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edgeLabelBackground: '#F2F3F5'
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})
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})
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mermaidTheme = currentTheme
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return mermaidInstance
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}
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const renderer = new marked.Renderer()
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renderer.code = function(token: any) {
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if (token.lang === 'mermaid') {
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return `<pre class="mermaid">${token.text}</pre>`
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}
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const lang = getHljsLanguage(token.lang)
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let highlighted: string
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try {
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highlighted = hljs.highlight(token.text, { language: lang }).value
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} catch {
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highlighted = token.text.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>')
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}
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return `<pre><code class="hljs language-${lang}" data-theme="auto">${highlighted}</code></pre>`
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}
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renderer.heading = function(token: any) {
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const raw = token.raw || ''
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const depth = token.depth || 1
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const text = token.text || ''
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const id = raw
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.toLowerCase()
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.replace(/[^\u4e00-\u9fa5a-z0-9\s-]/g, '')
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.trim()
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.replace(/\s+/g, '-')
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.replace(/-+/g, '-')
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.replace(/^-+|-+$/g, '') || `heading-${Math.random().toString(36).slice(2, 11)}`
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return `<h${depth} id="${id}" class="heading">
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${text}<a href="#${id}" class="heading-anchor" aria-hidden="true" title="跳转到此标题">#</a>
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</h${depth}>`
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}
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// ========== 图片相对路径转换支持 ==========
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// 当前 Markdown 文件所在目录(由调用方在渲染前设置)
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let _currentFileDir: string = ''
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// 文件服务器 Base URL(由调用方在渲染前设置)
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let _fileServerBase: string = 'http://localhost:8073/localfs'
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/**
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* 设置当前 Markdown 文件所在目录(用于图片相对路径→文件服务器 URL 转换)
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* @param dir 文件所在目录的绝对路径,如 "D:/docs" 或 "/"(根目录)
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*/
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export function setCurrentFileDir(dir: string): void {
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_currentFileDir = dir
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}
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/** 获取当前设置的文件目录 */
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export function getCurrentFileDir(): string {
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return _currentFileDir
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}
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/**
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* 设置文件服务器 Base URL(用于图片相对路径转换)
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* @param base 完整的 base URL 前缀,如 "http://localhost:8073/localfs" 或 "https://host:port/api/v1/proxy/localfs"
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*/
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export function setFileServerBase(base: string): void {
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_fileServerBase = base
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}
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/**
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* 将相对路径图片 src 解析为文件服务器 URL
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* - 绝对路径(Windows: D:/...、Unix: /usr/...)、网络URL、data URI → 不转换
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* - 相对路径 → 基于当前文件目录解析为绝对路径,再编码为文件服务器 URL
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*/
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function resolveImageUrl(src: string, fileServerBase: string): string {
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if (!src) return src
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// 不转换:绝对路径(Windows 盘符)、网络协议、锚点、data URI
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if (/^(?:[a-zA-Z]:[/\\]|\/(?:[^/]|$)|https?:|ftp:|data:|#)/i.test(src)) return src
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// 解析相对路径(处理 ../ 和 ./)
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const dir = _currentFileDir || '/'
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const sep = dir.includes('\\') ? '\\' : '/'
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let resolved = normalizeRelativePath(dir, src, sep)
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// 编码路径(保留 / 分隔符)
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const encoded = encodeURIComponent(resolved).replace(/%2F/gi, '/').replace(/%5C/gi, '\\')
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return `${fileServerBase}/${encoded}`
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}
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/**
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* 规范化相对路径,处理 .. 和 . 段
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*/
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function normalizeRelativePath(base: string, relative: string, sep: string): string {
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// 确保基础路径不以分隔符结尾
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let baseNormalized = base.replace(/[\\/]+$/, '')
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if (!baseNormalized) baseNormalized = sep === '/' ? '/' : 'C:\\'
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const baseParts = baseNormalized.split(sep).filter(Boolean)
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const relParts = relative.split(/[\\/]/).filter(Boolean)
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for (const part of relParts) {
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if (part === '..') {
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baseParts.pop() // 向上一级
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} else if (part !== '.') {
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baseParts.push(part)
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}
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}
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// 重建路径:Windows 绝对路径保留盘符前缀
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if (/^[a-zA-Z]:$/i.test(baseNormalized.split(sep)[0] || '')) {
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return baseParts.join(sep)
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}
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// Unix 风格:以 / 开头
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return sep + baseParts.join(sep)
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}
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// 判断是否为本地文件链接(相对路径或本地绝对路径)
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const isLocalFileLink = (href: string): boolean => {
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if (!href) return false
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if (/^(https?|ftp|mailto|tel|data):/i.test(href)) return false
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if (href.startsWith('#')) return false
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return true
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}
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// 自定义图片渲染器 - 转换相对路径为文件服务器 URL
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renderer.image = function(token: any) {
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const src = token.href || ''
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const title = token.title || ''
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const alt = token.text || ''
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const titleAttr = title ? ` title="${title}"` : ''
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// 判断是否需要转换(仅处理相对路径,且当前目录已设置)
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if (_currentFileDir && !/^(?:[a-zA-Z]:[/\\]|\/(?:[^/]|$)|https?:|ftp:|data:|#)/i.test(src)) {
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const resolvedSrc = resolveImageUrl(src, _fileServerBase)
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return `<img src="${resolvedSrc}" alt="${alt}"${titleAttr}>`
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}
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// 默认渲染(绝对路径 / 网络 URL / data URI / 未设置目录时原样输出)
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return `<img src="${src}" alt="${alt}"${titleAttr}>`
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}
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// 自定义链接渲染器 - 支持本地文件链接
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renderer.link = function(token: any) {
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const href = token.href || ''
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const text = this.parser.parseInline(token.tokens) || token.text || ''
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const title = token.title || ''
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const titleAttr = title ? ` title="${title}"` : ''
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if (href.startsWith('#')) {
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return `<a href="${href}${titleAttr}">${text}</a>`
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}
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if (isLocalFileLink(href)) {
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return `<a href="javascript:void(0)" data-local-link="${href}" class="local-file-link"${titleAttr}>${text}</a>`
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}
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return `<a href="${href}" target="_blank" rel="noopener noreferrer"${titleAttr}>${text}</a>`
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}
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marked.use({ renderer, breaks: true, gfm: true, async: false })
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export { marked }
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export async function renderMermaidDiagrams() {
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const mermaid = await loadMermaid()
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if (mermaid) {
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// 渲染前保存原始源码(textContent 在 SVG 渲染后会变成 CSS 垃圾)
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document.querySelectorAll('.mermaid:not([data-mermaid-src])').forEach(pre => {
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;(pre as HTMLElement).setAttribute('data-mermaid-src', pre.textContent || '')
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})
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await mermaid.run()
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}
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}
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/** 清除已渲染内容并重新渲染(用于主题切换后刷新) */
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export async function rerenderMermaidDiagrams(container?: HTMLElement | null) {
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// 强制重新加载(清除缓存,让下次 loadMermaid 重新初始化新主题)
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mermaidInstance = null
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mermaidTheme = null
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const target = container || document
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target.querySelectorAll('.mermaid').forEach(pre => {
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const el = pre as HTMLElement
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if (el.getAttribute('data-processed')) {
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// 从保存的原始源码恢复,而非 textContent(SVG 的 textContent 是 CSS 垃圾)
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el.innerHTML = el.getAttribute('data-mermaid-src') || ''
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el.removeAttribute('data-processed')
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}
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})
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await renderMermaidDiagrams()
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}
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