feat: 工作日历/考勤管理重构/AI人力报告/工作台员工分布/筛选优化/导入导出增强

- 新增工作日历页面（月历视图、事件管理、自定义事件）
- 考勤管理重构为6 Tab模块（班次/排班/每日出勤/月度报表/休假记录）
- AI顾问新增人力报告Tab，支持流式生成+Word导出
- 工作台总览新增员工分布统计（性别/年龄/学历/司龄饼图）+部门成本拆分
- 花名册/合同/解聘补偿新增部门和状态筛选
- 薪税管理新增工资表导入模板下载、银行代发CSV导出
- 社保公积金支持多公积金账户类型显示
- 数据导出新增花名册/解聘记录导出，中文文件名编码修复
- 数据导入新增模板下载（员工/增减员/工资表）+错误日志导出
- 移除工作台日历卡片（已迁移至独立工作日历页面）
- 新增20260728/20260729更新测试指导文档

frontend/src/pages/AIAssistant.tsx

@@ -1,7 +1,7 @@
 import { useState, useRef, useEffect, useCallback } from 'react'
 import { toast } from 'sonner'
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query'
-import { Bot, Send, FileSearch, Scale, Sparkles, Loader2, Mic, Plus, MessageSquare, Trash2, Save, BookOpen, History, Database, User, AlertTriangle, FileText, Shield, Download } from 'lucide-react'
+import { Bot, Send, FileSearch, Scale, Sparkles, Loader2, Mic, Plus, MessageSquare, Trash2, Save, BookOpen, History, Database, User, AlertTriangle, FileText, Shield, Download, TrendingUp, UserCheck, Phone } from 'lucide-react'
 import ReactMarkdown from 'react-markdown'
 import remarkGfm from 'remark-gfm'
 import rehypeRaw from 'rehype-raw'
@@ -14,7 +14,89 @@ import Button from '../components/ui/Button'
 import { Input, Label, Select } from '../components/ui/Input'
 import Modal from '../components/ui/Modal'
 
-type Tab = 'chat' | 'predict' | 'review' | 'case' | 'knowledge'
+type Tab = 'chat' | 'predict' | 'review' | 'case' | 'knowledge' | 'hr-report'
+
+/** 解析 markdown 内联格式（**bold** 和 `code`）为 TextRun 数组 */
+function parseInlineBold(text: string): TextRun[] {
+  const runs: TextRun[] = []
+  const regex = /(\*\*(.+?)\*\*|`(.+?)`)/g
+  let lastIndex = 0
+  let match
+  while ((match = regex.exec(text)) !== null) {
+    if (match.index > lastIndex) {
+      runs.push(new TextRun({ text: text.slice(lastIndex, match.index) }))
+    }
+    if (match[2]) {
+      runs.push(new TextRun({ text: match[2], bold: true }))
+    } else if (match[3]) {
+      runs.push(new TextRun({ text: match[3], font: 'Courier New', size: 20 }))
+    }
+    lastIndex = regex.lastIndex
+  }
+  if (lastIndex < text.length) {
+    runs.push(new TextRun({ text: text.slice(lastIndex) }))
+  }
+  return runs.length ? runs : [new TextRun({ text })]
+}
+
+/** 导出 Markdown 文本为 Word 文档 */
+async function exportMarkdownToWord(markdown: string, fileName: string) {
+  const lines = markdown.split('\n')
+  const children: (Paragraph | Table)[] = []
+  let i = 0
+
+  while (i < lines.length) {
+    const line = lines[i]
+    if (!line.trim()) { i++; continue }
+    if (line.includes('|') && i + 1 < lines.length && lines[i + 1].includes('---')) {
+      const headerCells = line.split('|').map(c => c.trim()).filter(Boolean)
+      i += 2
+      const rows: TableRow[] = []
+      rows.push(new TableRow({
+        children: headerCells.map(text => new TableCell({
+          children: [new Paragraph({ children: [new TextRun({ text, bold: true })] })],
+          shading: { fill: 'F3F4F6' },
+        })),
+      }))
+      while (i < lines.length && lines[i].includes('|') && lines[i].trim()) {
+        const cells = lines[i].split('|').map(c => c.trim()).filter(Boolean)
+        rows.push(new TableRow({
+          children: cells.map(text => new TableCell({
+            children: [new Paragraph({ children: [new TextRun({ text })] })],
+          })),
+        }))
+        i++
+      }
+      children.push(new Table({ rows, width: { size: 100, type: WidthType.PERCENTAGE } }))
+      continue
+    }
+    if (line.startsWith('### ')) {
+      children.push(new Paragraph({ heading: HeadingLevel.HEADING_3, children: [new TextRun({ text: line.slice(4), bold: true })] }))
+    } else if (line.startsWith('## ')) {
+      children.push(new Paragraph({ heading: HeadingLevel.HEADING_2, children: [new TextRun({ text: line.slice(3), bold: true })] }))
+    } else if (line.startsWith('# ')) {
+      children.push(new Paragraph({ heading: HeadingLevel.HEADING_1, children: [new TextRun({ text: line.slice(2), bold: true })] }))
+    } else if (line.startsWith('> ')) {
+      children.push(new Paragraph({ children: [new TextRun({ text: line.slice(2), italics: true })], indent: { left: 720 } }))
+    } else if (line.startsWith('- ') || line.startsWith('* ')) {
+      children.push(new Paragraph({ children: parseInlineBold(line.slice(2)), bullet: { level: 0 } }))
+    } else if (/^\d+\.\s/.test(line)) {
+      children.push(new Paragraph({ children: parseInlineBold(line.replace(/^\d+\.\s/, '')), numbering: { reference: 'default-numbering', level: 0 } }))
+    } else if (line === '---' || line === '***') {
+      children.push(new Paragraph({ children: [], border: { bottom: { style: BorderStyle.SINGLE, size: 6, color: 'E5E7EB' } } }))
+    } else {
+      children.push(new Paragraph({ children: parseInlineBold(line) }))
+    }
+    i++
+  }
+
+  const doc = new Document({
+    numbering: { config: [{ reference: 'default-numbering', levels: [{ level: 0, format: 'decimal', text: '%1.', alignment: AlignmentType.START }] }] },
+    sections: [{ children }],
+  })
+  const blob = await Packer.toBlob(doc)
+  saveAs(blob, fileName)
+}
 
 // 通用 AI 历史记录 hook
 function useAIHistory(type: 'predict' | 'review' | 'case') {
@@ -94,6 +176,7 @@ export default function AIAssistant() {
     { key: 'predict', label: '风险预测', icon: Sparkles },
     { key: 'review', label: '合同审查', icon: FileSearch },
     { key: 'case', label: '案例匹配', icon: Scale },
+    { key: 'hr-report', label: '人力报告', icon: TrendingUp },
     { key: 'knowledge', label: '知识库', icon: BookOpen },
   ]
 
@@ -129,6 +212,7 @@ export default function AIAssistant() {
       {tab === 'predict' && <PredictTab />}
       {tab === 'review' && <ReviewTab />}
       {tab === 'case' && <CaseTab />}
+      {tab === 'hr-report' && <HRReportTab />}
       {tab === 'knowledge' && <KnowledgeTab />}
     </div>
   )
@@ -144,6 +228,8 @@ function ChatTab() {
   const [recording, setRecording] = useState(false)
   const [showHistory, setShowHistory] = useState(false)
   const [currentConvId, setCurrentConvId] = useState<string | null>(null)
+  const [showConsultModal, setShowConsultModal] = useState(false)
+  const [consultForm, setConsultForm] = useState({ type: 'LEGAL' as string, title: '', description: '', contactName: '', contactPhone: '', remark: '' })
   const scrollRef = useRef<HTMLDivElement>(null)
   const recognitionRef = useRef<any>(null)
   const saveTimerRef = useRef<any>(null)
@@ -161,6 +247,21 @@ function ChatTab() {
     onSuccess: () => queryClient.invalidateQueries({ queryKey: ['ai-conversations'] }),
   })
 
+  const consultMutation = useMutation({
+    mutationFn: async (data: typeof consultForm) => {
+      const res = await api.post('/ai/consultation', data) as any
+      return res.data
+    },
+    onSuccess: () => {
+      toast.success('已提交咨询请求，专业律师将尽快与您联系')
+      setShowConsultModal(false)
+      setConsultForm({ type: 'LEGAL', title: '', description: '', contactName: '', contactPhone: '', remark: '' })
+    },
+    onError: (err: any) => {
+      toast.error(err?.message || '提交失败，请稍后重试')
+    },
+  })
+
   useEffect(() => {
     scrollRef.current?.scrollTo(0, scrollRef.current.scrollHeight)
   }, [messages])
@@ -331,6 +432,7 @@ function ChatTab() {
       <div className="flex items-center gap-2 pb-2 border-b">
         <Button size="sm" variant="secondary" onClick={newConversation}><Plus className="w-4 h-4 mr-1" />新对话</Button>
         <Button size="sm" variant="secondary" onClick={() => setShowHistory(!showHistory)}><MessageSquare className="w-4 h-4 mr-1" />历史会话</Button>
+        <Button size="sm" variant="secondary" onClick={() => setShowConsultModal(true)}><UserCheck className="w-4 h-4 mr-1" />联系专业律师</Button>
         {conversations && conversations.length > 0 && (
           <span className="text-xs text-gray-400">{conversations.length} 条历史</span>
         )}
@@ -422,6 +524,66 @@ function ChatTab() {
           {loading ? <Loader2 className="w-4 h-4 animate-spin" /> : <Send className="w-4 h-4" />}
         </Button>
       </div>
+
+      {/* 转人工咨询 Modal */}
+      {showConsultModal && (
+        <Modal open={true} title="联系专业律师" onClose={() => setShowConsultModal(false)}>
+          <div className="space-y-3">
+            <div className="rounded-md bg-blue-50 border border-blue-200 p-3 text-xs text-blue-700">
+              <p className="font-medium mb-1">服务说明</p>
+              <p>· <strong>法律咨询</strong>：专业律师在线解答劳动法问题</p>
+              <p>· <strong>仲裁代理</strong>：律师代理劳动仲裁案件（付费服务）</p>
+              <p>· <strong>出庭服务</strong>：律师代理法院诉讼（付费服务）</p>
+              <p className="mt-1">提交后律师将在 24 小时内与您联系。</p>
+            </div>
+            <div>
+              <Label>服务类型</Label>
+              <Select value={consultForm.type} onChange={(e) => setConsultForm({ ...consultForm, type: e.target.value })}>
+                <option value="LEGAL">法律咨询</option>
+                <option value="ARBITRATION">仲裁代理（付费）</option>
+                <option value="COURT">出庭服务（付费）</option>
+              </Select>
+            </div>
+            <div>
+              <Label>问题标题</Label>
+              <Input value={consultForm.title} onChange={(e) => setConsultForm({ ...consultForm, title: e.target.value })} placeholder="简要描述您的问题" />
+            </div>
+            <div>
+              <Label>详细描述</Label>
+              <textarea
+                className="w-full px-3 py-2 rounded-md border border-gray-300 focus:outline-none focus:ring-2 focus:ring-primary focus:border-transparent text-sm min-h-[80px] resize-y"
+                value={consultForm.description}
+                onChange={(e) => setConsultForm({ ...consultForm, description: e.target.value })}
+                placeholder="请详细描述您遇到的法律问题、涉及的员工情况等"
+              />
+            </div>
+            <div className="grid grid-cols-2 gap-3">
+              <div>
+                <Label>联系人姓名</Label>
+                <Input value={consultForm.contactName} onChange={(e) => setConsultForm({ ...consultForm, contactName: e.target.value })} placeholder="您的姓名" />
+              </div>
+              <div>
+                <Label>联系电话</Label>
+                <Input value={consultForm.contactPhone} onChange={(e) => setConsultForm({ ...consultForm, contactPhone: e.target.value })} placeholder="手机号码" maxLength={11} />
+              </div>
+            </div>
+            <div>
+              <Label>备注（可选）</Label>
+              <Input value={consultForm.remark} onChange={(e) => setConsultForm({ ...consultForm, remark: e.target.value })} placeholder="其他需要说明的信息" />
+            </div>
+            <div className="flex gap-2 justify-end pt-2">
+              <Button variant="secondary" size="sm" onClick={() => setShowConsultModal(false)}>取消</Button>
+              <Button
+                size="sm"
+                onClick={() => consultMutation.mutate(consultForm)}
+                disabled={consultMutation.isPending || !consultForm.title || !consultForm.description || !consultForm.contactName || !consultForm.contactPhone}
+              >
+                {consultMutation.isPending ? '提交中...' : '提交咨询'}
+              </Button>
+            </div>
+          </div>
+        </Modal>
+      )}
     </div>
   )
 }
@@ -1672,3 +1834,162 @@ function KnowledgeTab() {
     </div>
   )
 }
+
+function HRReportTab() {
+  const [result, setResult] = useState('')
+  const [loading, setLoading] = useState(false)
+  const abortRef = useRef<AbortController | null>(null)
+
+  const handleGenerate = async () => {
+    if (loading) return
+    abortRef.current?.abort()
+    const controller = new AbortController()
+    abortRef.current = controller
+
+    setLoading(true)
+    setResult('')
+
+    try {
+      const token = useAuthStore.getState().accessToken
+      const url = import.meta.env.DEV
+        ? `http://localhost:3000/api/v1/ai/hr-report-stream`
+        : `/api/v1/ai/hr-report-stream`
+
+      const response = await fetch(url, {
+        method: 'POST',
+        headers: {
+          'Authorization': `Bearer ${token}`,
+          'Content-Type': 'application/json',
+        },
+        signal: controller.signal,
+      })
+
+      if (!response.ok) {
+        const errData = await response.json().catch(() => null)
+        throw new Error(errData?.error?.message || '请求失败')
+      }
+
+      const reader = response.body?.getReader()
+      const decoder = new TextDecoder()
+      let accumulated = ''
+      let buffer = ''
+
+      if (reader) {
+        while (true) {
+          const { done, value } = await reader.read()
+          if (done) break
+          buffer += decoder.decode(value, { stream: true })
+          const lines = buffer.split('\n')
+          buffer = lines.pop() || ''
+          for (const line of lines) {
+            if (line.startsWith('data: ')) {
+              const data = line.slice(6).trim()
+              if (data === '[DONE]') continue
+              try {
+                const parsed = JSON.parse(data)
+                if (parsed.delta) {
+                  accumulated += parsed.delta
+                  setResult(accumulated)
+                }
+                if (parsed.error) {
+                  throw new Error(parsed.error)
+                }
+              } catch (parseErr: any) {
+                if (parseErr instanceof SyntaxError) continue
+                throw parseErr
+              }
+            }
+          }
+        }
+        setResult(accumulated)
+      }
+    } catch (err: any) {
+      if (err.name !== 'AbortError') {
+        toast.error(err.message || '生成报告失败')
+      }
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  const handleExport = async () => {
+    if (!result) return
+    try {
+      await exportMarkdownToWord(result, `人力分析报告_${new Date().toISOString().slice(0, 10)}.docx`)
+      toast.success('Word 文档已导出')
+    } catch {
+      toast.error('导出失败')
+    }
+  }
+
+  return (
+    <div className="space-y-3">
+      <Card>
+        <div className="flex items-center justify-between mb-3">
+          <div>
+            <h2 className="text-sm font-medium flex items-center gap-1.5">
+              <TrendingUp className="w-4 h-4 text-primary" />
+              AI 人力分析报告
+            </h2>
+            <p className="text-xs text-gray-500 mt-1">基于企业实际数据自动生成：人力概况、风险提示、成本分析、合规建议、改进方向</p>
+          </div>
+          <div className="flex items-center gap-2">
+            {result && !loading && (
+              <button
+                onClick={handleExport}
+                className="flex items-center gap-1 text-xs text-primary hover:text-primary/80 transition-colors"
+              >
+                <Download className="w-3.5 h-3.5" />
+                导出 Word
+              </button>
+            )}
+            <Button size="sm" onClick={handleGenerate} disabled={loading}>
+              {loading ? (
+                <><Loader2 className="w-4 h-4 mr-1 animate-spin" />生成中...</>
+              ) : (
+                <><Sparkles className="w-4 h-4 mr-1" />生成报告</>
+              )}
+            </Button>
+          </div>
+        </div>
+
+        {!result && !loading && (
+          <div className="text-center py-12 text-gray-400">
+            <TrendingUp className="w-12 h-12 mx-auto mb-3 text-gray-300" />
+            <p className="text-sm">点击"生成报告"，AI 将基于企业当前数据自动生成结构化人力分析报告</p>
+          </div>
+        )}
+
+        {loading && !result && (
+          <div className="text-center py-12">
+            <Loader2 className="w-8 h-8 mx-auto mb-3 text-primary animate-spin" />
+            <p className="text-sm text-gray-500">AI 正在分析企业数据并生成报告...</p>
+          </div>
+        )}
+
+        {result && (
+          <div className="prose prose-sm max-w-none
+            prose-headings:text-gray-800 prose-headings:font-semibold
+            prose-h1:text-lg prose-h1:border-b prose-h1:pb-2 prose-h1:border-gray-200
+            prose-h2:text-base prose-h2:mt-4
+            prose-h3:text-sm prose-h3:mt-3
+            prose-p:text-gray-600 prose-p:leading-relaxed
+            prose-li:text-gray-600 prose-li:leading-relaxed
+            prose-strong:text-gray-800
+            prose-code:text-pink-600 prose-code:bg-gray-100 prose-code:px-1.5 prose-code:py-0.5 prose-code:rounded prose-code:text-xs prose-code:before:content-none prose-code:after:content-none
+            prose-pre:bg-gray-900 prose-pre:text-gray-100 prose-pre:rounded-lg prose-pre:p-3 prose-pre:my-3
+            prose-blockquote:border-l-primary prose-blockquote:bg-primary/5 prose-blockquote:py-1 prose-blockquote:px-3 prose-blockquote:rounded-r prose-blockquote:not-italic
+            prose-table:text-xs prose-table:border-collapse
+            prose-th:bg-gray-50 prose-th:px-3 prose-th:py-1.5 prose-th:font-semibold prose-th:border prose-th:border-gray-200
+            prose-td:px-3 prose-td:py-1.5 prose-td:border prose-td:border-gray-200
+            prose-a:text-primary prose-a:no-underline hover:prose-a:underline
+          ">
+            <ReactMarkdown remarkPlugins={[remarkGfm]} rehypePlugins={[rehypeRaw]}>
+              {result}
+            </ReactMarkdown>
+          </div>
+        )}
+      </Card>
+    </div>
+  )
+}