The AI Assistant is now available，
Come and try it out!
';\n Span.appendChild(tooltipSearchDiv);\n Span.appendChild(tooltipSearchDiv);\n Span.addEventListener('click', () => {\n document.getElementById('aibot-btn').click();\n });\n box.prepend(Span);\n }\n // alert(12)\n // 添加banner图\n let $ai_banner_box = $(``);\n // 如果本地存储中没有找到alreadyClosedAIBannerAd，那么将AI Banner广告上树\n if (!localStorage.getItem('alreadyClosedAIBannerAd')) {\n // 再判断一下页面上是否没有这个元素\n if ($('#banner_ai_ad').length == 0) {\n $ai_banner_box.appendTo($('.d-header-wrap'));\n $('.d-header-wrap').height(130);\n $('#banner_ljty_btn').click(function () {\n $('#aibot-btn').trigger('click');\n });\n $('#banner_close_btn').click(function () {\n $('#banner_ai_ad').hide();\n $('.d-header-wrap').height('auto');\n localStorage.setItem('alreadyClosedAIBannerAd', 1);\n });\n }\n }\n };\n\n // 从其他页面回到首页，也要添加搜索框中的AI小图\n const originalPushState = history.pushState;\n history.pushState = function (state, title, url) {\n originalPushState.apply(this, arguments);\n console.log('URL被pushState改变为:', url);\n if (url != '/') return;\n // 触发自定义事件\n let timer = setInterval(() => {\n // 轮寻判断页面加载完毕\n if (document.getElementsByClassName('search-menu')[0]) {\n inserSearchAI();\n clearInterval(timer);\n console.log(1);\n }\n }, 10);\n };\n window.addEventListener('DOMContentLoaded', () => {\n window.onpopstate = function (event) {\n console.log(location);\n if (location.pathname === '/') {\n setTimeout(() => {\n inserSearchAI();\n }, 3000);\n }\n };\n let topBox = document.getElementsByClassName(\"d-header-icons\")[0];\n let topIcon = document.createElement('img');\n topIcon.src = 'https://community.mech-mind.com/uploads/default/original/2X/a/ae2983099198b9a09fe6e37e7fb01fad70cc6311.gif';\n topIcon.style.width = \"100%\";\n let topLi = document.createElement('li');\n topLi.className = \"header-dropdown-toggle ai-robot-tooltip-btn\";\n var isMobile = document.documentElement.clientWidth < 750;\n window.addEventListener('resize', function () {\n var width = document.documentElement.clientWidth;\n isMobile = width < 750;\n });\n let aiBtn = document.createElement(\"button\");\n aiBtn.className = \"btn no-text btn-icon icon btn-flat\";\n aiBtn.appendChild(topIcon);\n topLi.appendChild(aiBtn);\n topLi.addEventListener('click', () => {\n document.getElementById('aibot-btn').click();\n //isMobile?document.getElementById('ai-robot-overlay').classList.toggle('ai-robot-hide'):''\n });\n let tooltipDiv = document.createElement('div');\n tooltipDiv.className = 'topTooltip';\n tooltipDiv.innerHTML = 'The AI Assistant is now available for staff.
Come and try it out!
';\n topLi.appendChild(tooltipDiv);\n // console.log(document.getElementById(\"current-user\"))\n setTimeout(() => {\n isMobile ? topBox.insertBefore(topLi, document.getElementById(\"current-user\")) : '';\n });\n\n //搜索栏\n inserSearchAI();\n });\n } else {\n setTimeout(() => {\n document.body.removeChild(document.getElementById('aibot-btn'));\n document.body.removeChild(document.getElementById('aibot-wrap'));\n });\n }\n });\n }\n };\n});\n}\n","\n // 配置marked选项\n marked.setOptions({\n breaks: true, // 支持换行\n gfm: true, // 启用GitHub风格的Markdown\n headerIds: false, // 不添加header ID\n mangle: false, // 不转义内联HTML\n sanitize: false, // 允许HTML标签\n smartLists: true, // 智能列表\n smartypants: true, // 智能标点\n xhtml: false // 不使用XHTML\n });\n \n","\n // 优化的智能数学公式渲染系统\n window.MathJaxRenderCache = {\n // 加载状态缓存\n loadState: 'unloaded', // 'unloaded' | 'loading' | 'loaded' | 'failed'\n loadPromise: null,\n\n // 渲染结果缓存系统\n renderCache: new Map(),\n cacheStats: { hits: 0, misses: 0 },\n maxCacheSize: 200, // 增加缓存容量到200个公式结果\n cacheTimeout: 60 * 60 * 1000, // 增加过期时间到60分钟\n\n // 生成内容hash用于缓存键值\n generateContentHash: function(content) {\n // 简单的hash算法，适用于缓存键值\n let hash = 0;\n if (!content || content.length === 0) return hash;\n\n for (let i = 0; i < content.length; i++) {\n const char = content.charCodeAt(i);\n hash = ((hash << 5) - hash) + char;\n hash = hash & hash; // 转为32位整数\n }\n\n return 'math_' + Math.abs(hash).toString(36);\n },\n\n // 清理过期缓存\n cleanExpiredCache: function() {\n const now = Date.now();\n let removedCount = 0;\n\n for (const [key, value] of this.renderCache.entries()) {\n if (now - value.timestamp > this.cacheTimeout) {\n this.renderCache.delete(key);\n removedCount++;\n }\n }\n\n if (removedCount > 0) {\n console.log(`清理了 ${removedCount} 个过期的数学公式缓存`);\n }\n },\n\n // 缓存大小管理（LRU策略）\n manageCacheSize: function() {\n if (this.renderCache.size <= this.maxCacheSize) return;\n\n // 按时间戳排序，移除最旧的缓存\n const entries = Array.from(this.renderCache.entries());\n entries.sort((a, b) => a[1].timestamp - b[1].timestamp);\n\n const toRemove = entries.length - this.maxCacheSize;\n for (let i = 0; i < toRemove; i++) {\n this.renderCache.delete(entries[i][0]);\n }\n\n console.log(`缓存达到上限，移除了 ${toRemove} 个最旧的数学公式缓存`);\n },\n\n // 获取缓存的渲染结果\n getCachedRender: function(content) {\n this.cleanExpiredCache(); // 定期清理\n\n const cacheKey = this.generateContentHash(content);\n const cached = this.renderCache.get(cacheKey);\n\n if (cached) {\n this.cacheStats.hits++;\n // 更新访问时间（LRU）\n cached.timestamp = Date.now();\n return cached.html;\n } else {\n this.cacheStats.misses++;\n return null;\n }\n },\n\n // 存储渲染结果到缓存\n setCachedRender: function(content, renderedHtml) {\n const cacheKey = this.generateContentHash(content);\n\n this.renderCache.set(cacheKey, {\n html: renderedHtml,\n timestamp: Date.now()\n });\n\n this.manageCacheSize();\n\n // 优化的统计信息和日志（每50次调用输出一次，减少日志噪音）\n const totalCalls = this.cacheStats.hits + this.cacheStats.misses;\n if (totalCalls > 0 && totalCalls % 50 === 0) {\n const hitRate = (this.cacheStats.hits / totalCalls * 100).toFixed(1);\n const memoryUsage = this.estimateCacheSize();\n console.log(`数学公式缓存统计: 命中率 ${hitRate}% (${this.cacheStats.hits}/${totalCalls}), 缓存大小 ${this.renderCache.size}, 内存使用 ~${memoryUsage}KB`);\n }\n },\n\n // 估算缓存内存使用\n estimateCacheSize: function() {\n let totalSize = 0;\n for (const [key, value] of this.renderCache.entries()) {\n // 估算每个缓存项的大小（字符数 * 2字节）\n totalSize += (key.length + value.html.length) * 2;\n }\n return Math.round(totalSize / 1024); // 返回KB\n },\n\n // 获取缓存统计信息\n getCacheStats: function() {\n const totalCalls = this.cacheStats.hits + this.cacheStats.misses;\n const hitRate = totalCalls > 0 ? (this.cacheStats.hits / totalCalls * 100).toFixed(1) : 0;\n return {\n hits: this.cacheStats.hits,\n misses: this.cacheStats.misses,\n total: totalCalls,\n hitRate: parseFloat(hitRate),\n cacheSize: this.renderCache.size,\n memoryUsageKB: this.estimateCacheSize()\n };\n },\n\n // 清除所有缓存\n clearCache: function() {\n this.renderCache.clear();\n this.cacheStats = { hits: 0, misses: 0 };\n console.log('数学公式缓存已清除');\n },\n\n // 轻量级公式内容检测\n containsMathContent: function(content) {\n if (!content) return false;\n\n const mathPatterns = [\n /\\$[^$\\n]+\\$/g, // $...$\n /\\$\\$[\\s\\S]*?\\$\\$/g, // $$...$$\n /\\\\[\\[\\(][\\s\\S]*?\\\\[\\]\\)]/g, // \\[...\\] \\(...\\)\n /\\\\[a-zA-Z]+(\\{[^}]*\\})?/g // \\command{...}\n ];\n\n return mathPatterns.some(pattern => pattern.test(content));\n },\n\n // 智能MathJax按需加载\n loadMathJaxIfNeeded: function() {\n // 如果已经加载完成，直接返回\n if (this.loadState === 'loaded' && window.MathJax && window.MathJax.typesetPromise) {\n return Promise.resolve(true);\n }\n\n // 如果正在加载，返回现有的Promise\n if (this.loadState === 'loading' && this.loadPromise) {\n return this.loadPromise;\n }\n\n // 开始加载\n this.loadState = 'loading';\n this.loadPromise = this._loadMathJax();\n\n return this.loadPromise;\n },\n\n // 实际加载MathJax的内部方法\n _loadMathJax: function() {\n return new Promise((resolve, reject) => {\n // 如果MathJax已存在但状态不对，重置状态\n if (window.MathJax && window.MathJax.typesetPromise) {\n this.loadState = 'loaded';\n resolve(true);\n return;\n }\n\n // 设置MathJax配置（如果不存在）\n if (!window.MathJax) {\n window.MathJax = {\n options: {\n ignoreHtmlClass: '.*',\n processHtmlClass: 'mathjax-process'\n },\n tex: {\n inlineMath: [['$', '$'], ['\\\\(', '\\\\)']],\n displayMath: [['\\\\[', '\\\\]'], ['$$', '$$']]\n },\n svg: { fontCache: 'global' },\n startup: {\n ready: () => {\n MathJax.startup.defaultReady();\n window.MathJaxRenderCache.loadState = 'loaded';\n resolve(true);\n }\n },\n chtml: {\n // fontURL: 'https://test-cn-community.mech-mind.com.cn:8442/fonts/mathjax/woff-v2'\n // fontURL: 'https://community.mech-mind.co.jp:8442/fonts/mathjax/woff-v2'\n fontURL: 'https://community.mech-mind.com.cn:8442/fonts/mathjax/woff-v2'\n }\n };\n }\n\n // 检查脚本是否已存在\n const existingScript = document.querySelector('script[src*=\"mathjax\"]');\n if (existingScript) {\n // 等待现有脚本加载完成\n const startTime = Date.now();\n const checkExisting = () => {\n if (window.MathJax && window.MathJax.typesetPromise) {\n window.MathJaxRenderCache.loadState = 'loaded';\n resolve(true);\n } else if (Date.now() - startTime > 5000) {\n window.MathJaxRenderCache.loadState = 'failed';\n resolve(false);\n } else {\n setTimeout(checkExisting, 100);\n }\n };\n checkExisting();\n return;\n }\n\n // 动态加载MathJax脚本\n const script = document.createElement('script');\n // script.src = 'https://test-cn-community.mech-mind.com.cn:8442/mathjax.min.js';\n // script.src = 'https://community.mech-mind.co.jp:8442/mathjax.min.js';\n script.src = 'https://community.mech-mind.com.cn:8442/mathjax.min.js';\n script.async = true;\n\n script.onload = () => {\n // 等待MathJax完全初始化\n const waitForInit = () => {\n if (window.MathJax && window.MathJax.typesetPromise) {\n window.MathJaxRenderCache.loadState = 'loaded';\n resolve(true);\n } else {\n setTimeout(waitForInit, 50);\n }\n };\n waitForInit();\n };\n\n script.onerror = () => {\n window.MathJaxRenderCache.loadState = 'failed';\n resolve(false);\n };\n\n document.head.appendChild(script);\n\n // 超时保护\n setTimeout(() => {\n if (window.MathJaxRenderCache.loadState === 'loading') {\n window.MathJaxRenderCache.loadState = 'failed';\n resolve(false);\n }\n }, 8000);\n });\n },\n\n // 渐进式渲染：先显示Markdown，再异步渲染数学公式\n renderContentProgressive: async function(messageElement, content) {\n // 中文全角波浪线处理\n content = content.replace(/~/g, '～');\n\n // 第一步：立即渲染Markdown内容（无数学公式处理）\n const $container = $(messageElement).find('.aibot-api-message-content');\n if ($container.length === 0) {\n console.error('无法找到消息内容容器');\n return;\n }\n\n $container.html(marked.parse(content));\n\n // 添加基础安全属性\n this._addBasicSecurity($container);\n\n // 第二步：检测是否包含数学公式\n if (!this.containsMathContent(content)) {\n // 无数学公式，直接完成渲染\n return Promise.resolve();\n }\n\n // 第三步：异步加载MathJax并渲染公式\n return this._renderMathAsync($container, content);\n },\n\n // 添加基础安全属性和样式处理\n _addBasicSecurity: function($container) {\n // 给a标签添加安全属性\n $container.find(\"a\").each(function () {\n const $link = $(this);\n const href = $link.attr('href');\n\n if (href && href !== '#' && !href.startsWith('javascript:')) {\n $link.attr({\n \"target\": \"_blank\",\n \"rel\": \"noopener noreferrer\",\n \"class\": \"aibot-markdown-link\"\n });\n }\n });\n\n // 给img标签添加链接包装\n $container.find(\"img\").each(function () {\n const imgSrc = $(this).attr('src');\n const link = $(``);\n $(this).wrap(link);\n });\n\n // 给table增加滚动容器\n $container.find(\"table\").each(function () {\n $(this).wrap('');\n });\n\n const copyLabel = (window.GLOBAL_CONFIG && GLOBAL_CONFIG['aibot-t-copy']) || 'Copy';\n const applyCodeHighlighting = () => {\n if (!(window.hljs && typeof window.hljs.highlightElement === 'function')) {\n return;\n }\n $container.find('pre code').each(function () {\n window.hljs.highlightElement(this);\n });\n };\n const copyIconSvg = `\n \n `;\n\n // 处理pre标签中的HTML实体并增强代码块\n $container.find(\"pre\").each(function () {\n const $pre = $(this);\n $pre.html($pre.html().replace(/\\&\\;lt\\;/g, \"<\"));\n $pre.html($pre.html().replace(/\\&\\;gt\\;/g, \">\"));\n\n const $code = $pre.find('code');\n if ($code.length === 0) {\n return;\n }\n\n const ensureButtonContent = ($button) => {\n $button.attr('title', copyLabel).attr('aria-label', copyLabel);\n if ($button.find('.aibot-code-copy-icon').length === 0) {\n $button.empty().append(copyIconSvg);\n }\n };\n\n const $existingWrapper = $pre.closest('.aibot-code-block-wrapper');\n if ($existingWrapper.length) {\n const $existingButton = $existingWrapper.find('.aibot-code-copy-btn');\n if ($existingButton.length) {\n ensureButtonContent($existingButton);\n } else {\n const $newButton = $('');\n ensureButtonContent($newButton);\n $existingWrapper.prepend($newButton);\n }\n return;\n }\n\n const $wrapper = $('');\n $pre.wrap($wrapper);\n const $button = $('');\n ensureButtonContent($button);\n $pre.before($button);\n });\n applyCodeHighlighting();\n },\n\n // 统一的数学公式渲染接口（支持缓存和多种调用模式）\n renderMathContent: async function(content, options = {}) {\n // 参数默认值\n const {\n useCache = true,\n showIndicator = false,\n container = null,\n returnHtml = false\n } = options;\n\n // 检查缓存（如果启用）\n if (useCache) {\n const cachedResult = this.getCachedRender(content);\n if (cachedResult) {\n console.log('使用数学公式缓存结果');\n if (container) {\n container.html(cachedResult);\n }\n return returnHtml ? cachedResult : true;\n }\n }\n\n // 添加加载指示器（如果启用且有容器）\n let $indicator = null;\n if (showIndicator && container) {\n $indicator = $('