修改前端

frontend/src/pages/Dashboard.tsx

@@ -1,72 +1,95 @@
 import React, { useEffect, useState } from 'react';
 import { Card, CardContent, CardHeader, CardTitle, CardDescription } from '@/components/ui/card';
-import { useNavigate, Link } from 'react-router-dom';
+import { Link } from 'react-router-dom';
 import { Button } from '@/components/ui/button';
-import { 
-  FileText, 
-  TableProperties, 
-  MessageSquareCode, 
-  TrendingUp, 
-  Clock, 
-  CheckCircle2, 
+import {
+  FileText,
+  TableProperties,
+  MessageSquareCode,
+  TrendingUp,
+  Clock,
+  CheckCircle2,
   ArrowRight,
   UploadCloud,
   Layers,
-  Sparkles
+  Sparkles,
+  Database,
+  FileSpreadsheet,
+  RefreshCcw
 } from 'lucide-react';
-import { useAuth } from '@/context/AuthContext';
-import { documentApi, taskApi } from '@/db/api';
+import { backendApi } from '@/db/backend-api';
 import { formatDistanceToNow } from 'date-fns';
 import { zhCN } from 'date-fns/locale';
 import { cn } from '@/lib/utils';
 
-type Document = any;
-type FillTask = any;
+type DocumentItem = {
+  doc_id: string;
+  filename: string;
+  original_filename: string;
+  doc_type: string;
+  file_size: number;
+  created_at: string;
+  metadata?: {
+    row_count?: number;
+    column_count?: number;
+    columns?: string[];
+  };
+};
+
+type TaskItem = {
+  task_id: string;
+  status: string;
+  created_at: string;
+  message?: string;
+};
 
 const Dashboard: React.FC = () => {
-  const navigate = useNavigate();
-  const { profile } = useAuth();
-  const [stats, setStats] = useState({ docs: 0, entities: 0, tasks: 0 });
-  const [recentDocs, setRecentDocs] = useState<Document[]>([]);
-  const [recentTasks, setRecentTasks] = useState<any[]>([]);
+  const [stats, setStats] = useState({ docs: 0, excelFiles: 0, tasks: 0 });
+  const [recentDocs, setRecentDocs] = useState<DocumentItem[]>([]);
+  const [recentTasks, setRecentTasks] = useState<TaskItem[]>([]);
   const [loading, setLoading] = useState(true);
 
-  useEffect(() => {
-    if (!profile) return;
-    const loadData = async () => {
-      try {
-        const docs = await documentApi.listDocuments((profile as any).id);
-        const tasks = await taskApi.listTasks((profile as any).id);
-        setRecentDocs(docs.slice(0, 5));
-        setRecentTasks(tasks.slice(0, 5));
-        
-        let entityCount = 0;
-        docs.forEach(d => {
-          if (d.extracted_entities) entityCount += (d.extracted_entities as any[]).length;
-        });
+  const loadData = async () => {
+    setLoading(true);
+    try {
+      // 获取文档列表
+      const docsResult = await backendApi.getDocuments(undefined, 50);
+      if (docsResult.success && docsResult.documents) {
+        setRecentDocs(docsResult.documents.slice(0, 5));
+
+        // 分类统计
+        const docxMdTxt = docsResult.documents.filter((d: DocumentItem) =>
+          ['docx', 'md', 'txt'].includes(d.doc_type)
+        ).length;
+        const xlsx = docsResult.documents.filter((d: DocumentItem) =>
+          d.doc_type === 'xlsx'
+        ).length;
 
         setStats({
-          docs: docs.length,
-          entities: entityCount,
-          tasks: tasks.length
+          docs: docxMdTxt,
+          excelFiles: xlsx,
+          tasks: 0  // TODO: 后端任务接口
         });
-      } catch (err) {
-        console.error(err);
-      } finally {
-        setLoading(false);
       }
-    };
+    } catch (err) {
+      console.error('加载数据失败:', err);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  useEffect(() => {
     loadData();
-  }, [profile]);
+  }, []);
 
   return (
     <div className="space-y-8 animate-fade-in">
       <section className="flex flex-col md:flex-row md:items-center justify-between gap-4">
         <div className="space-y-1">
           <h1 className="text-3xl font-extrabold tracking-tight">
-            你好, <span className="text-primary">{((profile as any)?.email)?.split('@')[0] || '用户'}</span> 👋
+            欢迎使用 <span className="text-primary">智联文档</span> 系统 👋
           </h1>
-          <p className="text-muted-foreground">欢迎使用智联文档，今日已为你处理了多个任务。</p>
+          <p className="text-muted-foreground">基于大语言模型的文档理解与多源数据融合系统</p>
         </div>
         <div className="flex items-center gap-3">
           <Button variant="outline" className="rounded-xl" asChild>
@@ -84,9 +107,9 @@ const Dashboard: React.FC = () => {
       {/* Stats Grid */}
       <div className="grid grid-cols-1 md:grid-cols-3 gap-6">
         {[
-          { label: '已上传文档', value: stats.docs, icon: FileText, color: 'bg-blue-500', trend: '+12% 较上周' },
-          { label: '提取实体', value: stats.entities, icon: Layers, color: 'bg-indigo-500', trend: '+25% 较上周' },
-          { label: '生成表格', value: stats.tasks, icon: TableProperties, color: 'bg-emerald-500', trend: '+8% 较上周' }
+          { label: '已上传文档', value: stats.docs, icon: FileText, color: 'bg-blue-500', trend: '非结构化文档', link: '/documents' },
+          { label: 'Excel 文件', value: stats.excelFiles, icon: FileSpreadsheet, color: 'bg-emerald-500', trend: '结构化数据', link: '/excel-parse' },
+          { label: '填表任务', value: stats.tasks, icon: TableProperties, color: 'bg-indigo-500', trend: '待实现', link: '/form-fill' }
         ].map((stat, i) => (
           <Card key={i} className="border-none shadow-md overflow-hidden group hover:shadow-xl transition-all duration-300">
             <CardContent className="p-0">
@@ -94,8 +117,7 @@ const Dashboard: React.FC = () => {
                 <div className="space-y-2">
                   <p className="text-sm font-medium text-muted-foreground">{stat.label}</p>
                   <p className="text-3xl font-bold tracking-tight">{stat.value}</p>
-                  <div className="flex items-center gap-1 text-xs text-emerald-500 font-medium bg-emerald-500/10 px-2 py-1 rounded-full w-fit">
-                    <TrendingUp size={12} />
+                  <div className="flex items-center gap-1 text-xs text-muted-foreground bg-muted px-2 py-1 rounded-full w-fit">
                     <span>{stat.trend}</span>
                   </div>
                 </div>
@@ -118,7 +140,7 @@ const Dashboard: React.FC = () => {
                 <Clock className="text-primary" size={20} />
                 最近上传
               </CardTitle>
-              <CardDescription>你最近上传并处理的非结构化文档</CardDescription>
+              <CardDescription>您最近上传的文档文件</CardDescription>
             </div>
             <Button variant="ghost" size="sm" asChild className="text-primary hover:text-primary/80 hover:bg-primary/5">
               <Link to="/documents">查看全部 <ArrowRight size={14} className="ml-1" /></Link>
@@ -132,21 +154,18 @@ const Dashboard: React.FC = () => {
             ) : recentDocs.length > 0 ? (
               <div className="space-y-3">
                 {recentDocs.map(doc => (
-                  <div key={doc.id} className="flex items-center gap-4 p-3 rounded-xl border border-transparent hover:border-border hover:bg-muted/30 transition-all group">
+                  <div key={doc.doc_id} className="flex items-center gap-4 p-3 rounded-xl border border-transparent hover:border-border hover:bg-muted/30 transition-all group">
                     <div className="w-10 h-10 rounded-lg bg-blue-500/10 text-blue-500 flex items-center justify-center">
                       <FileText size={20} />
                     </div>
                     <div className="flex-1 min-w-0">
-                      <p className="font-semibold text-sm truncate">{doc.name}</p>
+                      <p className="font-semibold text-sm truncate">{doc.original_filename}</p>
                       <p className="text-xs text-muted-foreground">
-                        {formatDistanceToNow(new Date(doc.created_at!), { addSuffix: true, locale: zhCN })}
+                        {doc.doc_type.toUpperCase()} • {formatDistanceToNow(new Date(doc.created_at), { addSuffix: true, locale: zhCN })}
                       </p>
                     </div>
-                    <div className={cn(
-                      "px-2 py-1 rounded-full text-[10px] font-bold uppercase tracking-wider",
-                      doc.status === 'completed' ? "bg-emerald-500/10 text-emerald-500" : "bg-amber-500/10 text-amber-500"
-                    )}>
-                      {doc.status === 'completed' ? '已解析' : '处理中'}
+                    <div className="px-2 py-1 rounded-full text-[10px] font-bold uppercase tracking-wider bg-muted">
+                      {doc.doc_type}
                     </div>
                   </div>
                 ))}
@@ -163,58 +182,81 @@ const Dashboard: React.FC = () => {
           </CardContent>
         </Card>
 
-        {/* Recent Tasks */}
+        {/* Quick Actions */}
         <Card className="border-none shadow-md">
           <CardHeader className="flex flex-row items-center justify-between pb-2">
             <div className="space-y-1">
               <CardTitle className="text-xl flex items-center gap-2">
-                <CheckCircle2 className="text-primary" size={20} />
-                填表记录
+                <Sparkles className="text-primary" size={20} />
+                快速开始
               </CardTitle>
-              <CardDescription>自动化生成的表格与汇总结果</CardDescription>
+              <CardDescription>选择您需要的服务开始使用</CardDescription>
             </div>
-            <Button variant="ghost" size="sm" asChild className="text-primary hover:text-primary/80 hover:bg-primary/5">
-              <Link to="/form-fill">查看全部 <ArrowRight size={14} className="ml-1" /></Link>
-            </Button>
           </CardHeader>
           <CardContent>
-            {loading ? (
-              <div className="space-y-4 py-4">
-                {[1, 2, 3].map(i => <div key={i} className="h-12 bg-muted rounded-xl animate-pulse" />)}
-              </div>
-            ) : recentTasks.length > 0 ? (
-              <div className="space-y-3">
-                {recentTasks.map(task => (
-                  <div key={task.id} className="flex items-center gap-4 p-3 rounded-xl border border-transparent hover:border-border hover:bg-muted/30 transition-all">
-                    <div className="w-10 h-10 rounded-lg bg-emerald-500/10 text-emerald-500 flex items-center justify-center">
-                      <TableProperties size={20} />
-                    </div>
-                    <div className="flex-1 min-w-0">
-                      <p className="font-semibold text-sm truncate">{task.templates?.name || '未知模板'}</p>
-                      <p className="text-xs text-muted-foreground">
-                        关联 {task.document_ids?.length || 0} 个文档 • {formatDistanceToNow(new Date(task.created_at!), { addSuffix: true, locale: zhCN })}
-                      </p>
-                    </div>
-                    <Button variant="ghost" size="icon" className="text-primary h-8 w-8" onClick={() => navigate('/form-fill')}>
-                      <ArrowRight size={16} />
-                    </Button>
+            <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
+              {[
+                { title: '上传文档', desc: '支持 docx/md/txt', icon: FileText, link: '/documents', color: 'bg-blue-500' },
+                { title: '解析 Excel', desc: '上传并分析数据', icon: FileSpreadsheet, link: '/excel-parse', color: 'bg-emerald-500' },
+                { title: '智能填表', desc: '自动填写表格模板', icon: TableProperties, link: '/form-fill', color: 'bg-indigo-500' },
+                { title: 'AI 助手', desc: '自然语言交互', icon: MessageSquareCode, link: '/assistant', color: 'bg-amber-500' }
+              ].map((item, i) => (
+                <Link
+                  key={i}
+                  to={item.link}
+                  className="flex items-center gap-4 p-4 rounded-2xl border border-transparent hover:border-border hover:bg-muted/30 transition-all group"
+                >
+                  <div className={cn("w-12 h-12 rounded-xl flex items-center justify-center text-white shadow-lg", item.color)}>
+                    <item.icon size={24} />
                   </div>
-                ))}
-              </div>
-            ) : (
-              <div className="flex flex-col items-center justify-center py-10 text-center space-y-3">
-                <MessageSquareCode size={48} className="text-muted-foreground/30" />
-                <p className="text-muted-foreground italic">暂无任务记录</p>
-                <Button variant="outline" size="sm" asChild className="rounded-xl">
-                  <Link to="/form-fill">开始填表</Link>
-                </Button>
-              </div>
-            )}
+                  <div>
+                    <p className="font-semibold group-hover:text-primary transition-colors">{item.title}</p>
+                    <p className="text-xs text-muted-foreground">{item.desc}</p>
+                  </div>
+                  <ArrowRight size={16} className="ml-auto opacity-0 group-hover:opacity-100 transition-opacity" />
+                </Link>
+              ))}
+            </div>
           </CardContent>
         </Card>
       </div>
+
+      {/* System Status */}
+      <Card className="border-none shadow-md">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-xl flex items-center gap-2">
+            <Database className="text-primary" size={20} />
+            系统状态
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 md:grid-cols-3 gap-4">
+            <div className="flex items-center gap-3 p-4 rounded-xl bg-muted/30">
+              <div className="w-3 h-3 rounded-full bg-emerald-500" />
+              <div>
+                <p className="font-semibold text-sm">MySQL</p>
+                <p className="text-xs text-muted-foreground">结构化数据存储</p>
+              </div>
+            </div>
+            <div className="flex items-center gap-3 p-4 rounded-xl bg-muted/30">
+              <div className="w-3 h-3 rounded-full bg-emerald-500" />
+              <div>
+                <p className="font-semibold text-sm">MongoDB</p>
+                <p className="text-xs text-muted-foreground">非结构化数据存储</p>
+              </div>
+            </div>
+            <div className="flex items-center gap-3 p-4 rounded-xl bg-muted/30">
+              <div className="w-3 h-3 rounded-full bg-emerald-500" />
+              <div>
+                <p className="font-semibold text-sm">Faiss + RAG</p>
+                <p className="text-xs text-muted-foreground">向量检索索引</p>
+              </div>
+            </div>
+          </div>
+        </CardContent>
+      </Card>
     </div>
   );
 };
 
-export default Dashboard;
+export default Dashboard;

frontend/src/pages/Documents.tsx

@@ -1,80 +1,110 @@
 import React, { useState, useEffect, useCallback } from 'react';
 import { useDropzone } from 'react-dropzone';
-import { 
-  FileText, 
-  Upload, 
-  Search, 
-  Filter, 
-  Trash2, 
-  RefreshCcw, 
-  CheckCircle2, 
+import {
+  FileText,
+  Upload,
+  Search,
+  RefreshCcw,
+  Trash2,
   Clock,
   ChevronDown,
   ChevronUp,
-  Database
+  Database,
+  FileSpreadsheet,
+  File
 } from 'lucide-react';
 import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
-import { Card, CardContent, CardHeader, CardTitle, CardDescription } from '@/components/ui/card';
+import { Card } from '@/components/ui/card';
 import { Badge } from '@/components/ui/badge';
-import { useAuth } from '@/context/AuthContext';
-import { documentApi } from '@/db/api';
-import { supabase } from '@/db/supabase';
+import { backendApi } from '@/db/backend-api';
 import { format } from 'date-fns';
 import { toast } from 'sonner';
 import { cn } from '@/lib/utils';
 import { Skeleton } from '@/components/ui/skeleton';
 
-type Document = any;
-type ExtractedEntity = any;
+type DocumentItem = {
+  doc_id: string;
+  filename: string;
+  original_filename: string;
+  doc_type: string;
+  file_size: number;
+  created_at: string;
+  metadata?: {
+    row_count?: number;
+    column_count?: number;
+    columns?: string[];
+  };
+};
 
 const Documents: React.FC = () => {
-  const { profile } = useAuth();
-  const [documents, setDocuments] = useState<any[]>([]);
+  const [documents, setDocuments] = useState<DocumentItem[]>([]);
   const [loading, setLoading] = useState(true);
   const [search, setSearch] = useState('');
   const [expandedDoc, setExpandedDoc] = useState<string | null>(null);
   const [uploading, setUploading] = useState(false);
 
   const loadDocuments = useCallback(async () => {
-    if (!profile) return;
+    setLoading(true);
     try {
-      const data = await documentApi.listDocuments((profile as any).id);
-      setDocuments(data);
+      const result = await backendApi.getDocuments(undefined, 100);
+      if (result.success) {
+        setDocuments(result.documents || []);
+      }
     } catch (err: any) {
-      toast.error('加载文档失败');
+      toast.error('加载文档失败: ' + (err.message || '未知错误'));
     } finally {
       setLoading(false);
     }
-  }, [profile]);
+  }, []);
 
   useEffect(() => {
     loadDocuments();
   }, [loadDocuments]);
 
   const onDrop = async (acceptedFiles: File[]) => {
-    if (!profile) return;
     setUploading(true);
+    const uploaded: string[] = [];
+
     try {
       for (const file of acceptedFiles) {
-        const doc = await documentApi.uploadDocument(file, (profile as any).id);
-        if (doc) {
-          toast.success(`文件 ${file.name} 上传成功，开始智能提取...`);
-          // Call Edge Function
-          supabase.functions.invoke('process-document', {
-            body: { documentId: doc.id }
-          }).then(({ error }) => {
-            if (error) toast.error(`提取失败: ${file.name}`);
-            else {
-              toast.success(`提取完成: ${file.name}`);
-              loadDocuments();
-            }
-          });
+        try {
+          const result = await backendApi.uploadDocument(file);
+          if (result.task_id) {
+            uploaded.push(file.name);
+
+            // 轮询任务状态
+            const checkStatus = async () => {
+              let attempts = 0;
+              while (attempts < 30) {
+                try {
+                  const status = await backendApi.getTaskStatus(result.task_id);
+                  if (status.status === 'success') {
+                    toast.success(`文件 ${file.name} 处理完成`);
+                    loadDocuments();
+                    return;
+                  } else if (status.status === 'failure') {
+                    toast.error(`文件 ${file.name} 处理失败: ${status.error}`);
+                    return;
+                  }
+                } catch (e) {
+                  console.error('检查状态失败', e);
+                }
+                await new Promise(resolve => setTimeout(resolve, 2000));
+                attempts++;
+              }
+              toast.error(`文件 ${file.name} 处理超时`);
+            };
+            checkStatus();
+          }
+        } catch (err: any) {
+          toast.error(`上传失败: ${file.name} - ${err.message}`);
         }
       }
-      loadDocuments();
-    } catch (err: any) {
-      toast.error('上传失败');
+
+      if (uploaded.length > 0) {
+        toast.success(`已提交 ${uploaded.length} 个文件进行处理`);
+      }
     } finally {
       setUploading(false);
     }
@@ -84,39 +114,56 @@ const Documents: React.FC = () => {
     onDrop,
     accept: {
       'application/vnd.openxmlformats-officedocument.wordprocessingml.document': ['.docx'],
-      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet': ['.xlsx'],
       'text/markdown': ['.md'],
       'text/plain': ['.txt']
     }
   });
 
-  const handleDelete = async (id: string) => {
+  const handleDelete = async (docId: string) => {
     try {
-      const { error } = await supabase.from('documents').delete().eq('id', id);
-      if (error) throw error;
-      setDocuments(prev => prev.filter(d => d.id !== id));
-      toast.success('文档已删除');
-    } catch (err) {
-      toast.error('删除失败');
+      const result = await backendApi.deleteDocument(docId);
+      if (result.success) {
+        setDocuments(prev => prev.filter(d => d.doc_id !== docId));
+        toast.success('文档已删除');
+      }
+    } catch (err: any) {
+      toast.error('删除失败: ' + (err.message || '未知错误'));
     }
   };
 
-  const filteredDocs = documents.filter(doc => 
-    doc.name.toLowerCase().includes(search.toLowerCase())
+  const filteredDocs = documents.filter(doc =>
+    doc.original_filename.toLowerCase().includes(search.toLowerCase())
   );
 
+  const getDocIcon = (docType: string) => {
+    switch (docType) {
+      case 'xlsx':
+      case 'xls':
+        return <FileSpreadsheet size={28} />;
+      case 'docx':
+      case 'doc':
+        return <FileText size={28} />;
+      default:
+        return <File size={28} />;
+    }
+  };
+
   return (
     <div className="space-y-8 pb-10">
       <section className="flex flex-col md:flex-row md:items-center justify-between gap-4">
         <div className="space-y-1">
           <h1 className="text-3xl font-extrabold tracking-tight">文档中心</h1>
-          <p className="text-muted-foreground">上传并管理您的非结构化文档，系统将自动进行深度理解与提取。</p>
+          <p className="text-muted-foreground">上传并管理您的非结构化文档（docx/md/txt），系统将自动进行深度理解与信息提取。</p>
         </div>
+        <Button variant="outline" className="rounded-xl gap-2" onClick={loadDocuments}>
+          <RefreshCcw size={18} />
+          <span>刷新</span>
+        </Button>
       </section>
 
-      {/* Upload Zone */}
-      <div 
-        {...getRootProps()} 
+      {/* Upload Zone - For non-Excel documents */}
+      <div
+        {...getRootProps()}
         className={cn(
           "relative border-2 border-dashed rounded-3xl p-12 transition-all duration-300 flex flex-col items-center justify-center text-center cursor-pointer group",
           isDragActive ? "border-primary bg-primary/5 scale-[1.01]" : "border-muted-foreground/20 hover:border-primary/50 hover:bg-primary/5",
@@ -132,41 +179,36 @@ const Documents: React.FC = () => {
             {isDragActive ? '释放以开始上传' : '点击或拖拽文件到这里'}
           </p>
           <p className="text-sm text-muted-foreground">
-            支持 docx, xlsx, md, txt 格式文档，系统将自动识别关键信息
+            支持 docx, md, txt 格式文档，系统将自动识别关键信息并存入 MongoDB
           </p>
         </div>
-        {uploading && (
-          <div className="absolute inset-0 flex items-center justify-center bg-background/20 backdrop-blur-[2px] rounded-3xl">
-            <Badge variant="secondary" className="px-4 py-2 gap-2 text-sm shadow-lg border-primary/20">
-              正在极速上传并分析文档...
-            </Badge>
-          </div>
-        )}
+        <div className="mt-4 flex items-center gap-4">
+          <Badge variant="outline" className="bg-blue-500/10 text-blue-600 border-blue-200">
+            <FileText size={14} className="mr-1" /> Word 文档
+          </Badge>
+          <Badge variant="outline" className="bg-purple-500/10 text-purple-600 border-purple-200">
+            <FileText size={14} className="mr-1" /> Markdown
+          </Badge>
+          <Badge variant="outline" className="bg-gray-500/10 text-gray-600 border-gray-200">
+            <File size={14} className="mr-1" /> 文本文件
+          </Badge>
+        </div>
       </div>
 
       {/* Filter & Search */}
       <div className="flex flex-col md:flex-row gap-4">
         <div className="relative flex-1">
           <Search className="absolute left-3 top-2.5 h-4 w-4 text-muted-foreground" />
-          <Input 
-            placeholder="搜索文档名称..." 
+          <Input
+            placeholder="搜索文档名称..."
             className="pl-9 h-11 bg-card rounded-xl border-none shadow-sm focus-visible:ring-primary"
             value={search}
             onChange={(e) => setSearch(e.target.value)}
           />
         </div>
-        <div className="flex gap-2">
-          <Button variant="outline" className="h-11 rounded-xl px-4 gap-2 border-none bg-card shadow-sm hover:bg-primary/5 hover:text-primary" onClick={() => toast.info('过滤器暂未启用，请直接搜索。')}>
-            <Filter size={18} />
-            <span>筛选</span>
-          </Button>
-          <Button 
-            variant="outline" 
-            className="h-11 rounded-xl px-4 gap-2 border-none bg-card shadow-sm hover:bg-primary/5 hover:text-primary"
-            onClick={loadDocuments}
-          >
-            <RefreshCcw size={18} />
-          </Button>
+        <div className="flex gap-2 items-center text-sm text-muted-foreground">
+          <Database size={16} />
+          <span>{documents.length} 个文档</span>
         </div>
       </div>
 
@@ -178,74 +220,111 @@ const Documents: React.FC = () => {
           ))
         ) : filteredDocs.length > 0 ? (
           filteredDocs.map((doc) => (
-            <Card key={doc.id} className="border-none shadow-sm overflow-hidden group hover:shadow-md transition-all">
+            <Card key={doc.doc_id} className="border-none shadow-sm overflow-hidden group hover:shadow-md transition-all">
               <div className="flex flex-col">
                 <div className="p-6 flex flex-col md:flex-row md:items-center gap-6">
-                  <div className="w-14 h-14 rounded-2xl bg-blue-500/10 text-blue-500 flex items-center justify-center shrink-0">
-                    <FileText size={28} />
+                  <div className={cn(
+                    "w-14 h-14 rounded-2xl flex items-center justify-center shrink-0",
+                    doc.doc_type === 'xlsx' ? "bg-emerald-500/10 text-emerald-500" :
+                    doc.doc_type === 'docx' ? "bg-blue-500/10 text-blue-500" :
+                    "bg-gray-500/10 text-gray-500"
+                  )}>
+                    {getDocIcon(doc.doc_type)}
                   </div>
                   <div className="flex-1 min-w-0 space-y-1">
                     <div className="flex items-center gap-3">
-                      <h3 className="font-bold text-lg truncate">{doc.name}</h3>
-                      <Badge variant="secondary" className="bg-muted text-muted-foreground text-[10px] uppercase tracking-widest">{doc.type}</Badge>
-                      <Badge className={cn(
-                        "text-[10px] uppercase font-bold",
-                        doc.status === 'completed' ? "bg-emerald-500 text-white" : "bg-amber-500 text-white"
-                      )}>
-                        {doc.status === 'completed' ? '已解析' : '处理中'}
+                      <h3 className="font-bold text-lg truncate">{doc.original_filename}</h3>
+                      <Badge variant="secondary" className="bg-muted text-muted-foreground text-[10px] uppercase tracking-widest">
+                        {doc.doc_type}
                       </Badge>
+                      {doc.metadata?.columns && (
+                        <Badge variant="outline" className="text-[10px]">
+                          {doc.metadata.columns.length} 列
+                        </Badge>
+                      )}
                     </div>
                     <div className="flex items-center gap-4 text-sm text-muted-foreground">
-                      <span className="flex items-center gap-1"><Clock size={14} /> {format(new Date(doc.created_at!), 'yyyy-MM-dd HH:mm')}</span>
-                      <span className="flex items-center gap-1 text-primary"><Database size={14} /> {doc.extracted_entities?.length || 0} 个识别项</span>
+                      <span className="flex items-center gap-1">
+                        <Clock size={14} />
+                        {format(new Date(doc.created_at), 'yyyy-MM-dd HH:mm')}
+                      </span>
+                      <span>{(doc.file_size / 1024).toFixed(1)} KB</span>
                     </div>
                   </div>
                   <div className="flex items-center gap-2">
-                    <Button 
-                      variant="ghost" 
-                      size="sm" 
+                    <Button
+                      variant="ghost"
+                      size="sm"
                       className="rounded-xl gap-2 text-primary hover:bg-primary/10"
-                      onClick={() => setExpandedDoc(expandedDoc === doc.id ? null : doc.id)}
+                      onClick={() => setExpandedDoc(expandedDoc === doc.doc_id ? null : doc.doc_id)}
                     >
-                      {expandedDoc === doc.id ? <ChevronUp size={18} /> : <ChevronDown size={18} />}
-                      <span>{expandedDoc === doc.id ? '收起详情' : '查看结果'}</span>
+                      {expandedDoc === doc.doc_id ? <ChevronUp size={18} /> : <ChevronDown size={18} />}
+                      <span>{expandedDoc === doc.doc_id ? '收起详情' : '查看详情'}</span>
                     </Button>
-                    <Button variant="ghost" size="icon" className="rounded-lg text-destructive hover:bg-destructive/10" onClick={() => handleDelete(doc.id)}>
+                    <Button
+                      variant="ghost"
+                      size="icon"
+                      className="rounded-lg text-destructive hover:bg-destructive/10"
+                      onClick={() => handleDelete(doc.doc_id)}
+                    >
                       <Trash2 size={18} />
                     </Button>
                   </div>
                 </div>
 
                 {/* Expanded Details */}
-                {expandedDoc === doc.id && (
+                {expandedDoc === doc.doc_id && (
                   <div className="px-6 pb-6 pt-2 border-t border-dashed animate-in slide-in-from-top-2 duration-300">
-                    <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
-                      {doc.extracted_entities && doc.extracted_entities.length > 0 ? (
-                        doc.extracted_entities.map((entity: any) => (
-                          <div key={entity.id} className="p-3 bg-muted/30 rounded-xl border border-border/50 flex flex-col gap-1">
-                            <span className="text-[10px] font-bold text-primary uppercase tracking-wider">{entity.entity_type}</span>
-                            <span className="text-sm font-semibold">{entity.entity_value}</span>
-                            {entity.confidence && (
-                              <div className="mt-1 w-full bg-muted h-1 rounded-full overflow-hidden">
-                                <div 
-                                  className="bg-primary h-full transition-all duration-1000" 
-                                  style={{ width: `${entity.confidence * 100}%` }}
-                                />
-                              </div>
-                            )}
+                    <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+                      <div className="p-4 bg-muted/30 rounded-xl">
+                        <h4 className="text-xs font-bold uppercase tracking-widest text-muted-foreground mb-3">文件信息</h4>
+                        <div className="space-y-2 text-sm">
+                          <div className="flex justify-between">
+                            <span className="text-muted-foreground">文件名</span>
+                            <span className="font-medium">{doc.original_filename}</span>
                           </div>
-                        ))
-                      ) : (
-                        <div className="col-span-full py-6 text-center text-muted-foreground italic text-sm">
-                          暂无识别到的关键信息，请点击重新提取。
+                          <div className="flex justify-between">
+                            <span className="text-muted-foreground">文件大小</span>
+                            <span className="font-medium">{(doc.file_size / 1024).toFixed(2)} KB</span>
+                          </div>
+                          <div className="flex justify-between">
+                            <span className="text-muted-foreground">文档类型</span>
+                            <span className="font-medium">{doc.doc_type.toUpperCase()}</span>
+                          </div>
+                          <div className="flex justify-between">
+                            <span className="text-muted-foreground">创建时间</span>
+                            <span className="font-medium">{format(new Date(doc.created_at), 'yyyy-MM-dd HH:mm:ss')}</span>
+                          </div>
+                        </div>
+                      </div>
+
+                      {doc.metadata?.columns && doc.metadata.columns.length > 0 && (
+                        <div className="p-4 bg-muted/30 rounded-xl">
+                          <h4 className="text-xs font-bold uppercase tracking-widest text-muted-foreground mb-3">表格结构</h4>
+                          <div className="flex flex-wrap gap-2">
+                            {doc.metadata.columns.map((col: string, idx: number) => (
+                              <Badge key={idx} variant="outline" className="bg-background">
+                                {col}
+                              </Badge>
+                            ))}
+                          </div>
+                          {doc.metadata.row_count && (
+                            <p className="mt-3 text-sm text-muted-foreground">
+                              共 {doc.metadata.row_count} 行数据
+                            </p>
+                          )}
                         </div>
                       )}
-                    </div>
-                    <div className="mt-6 p-4 bg-muted/50 rounded-xl">
-                      <h4 className="text-xs font-bold uppercase tracking-widest text-muted-foreground mb-2">文档原文摘要</h4>
-                      <p className="text-sm line-clamp-4 text-muted-foreground">
-                        {doc.content_text || '尚未提取原文内容...'}
-                      </p>
+
+                      <div className="p-4 bg-muted/30 rounded-xl col-span-full">
+                        <h4 className="text-xs font-bold uppercase tracking-widest text-muted-foreground mb-3">存储位置</h4>
+                        <div className="flex items-center gap-2 text-sm">
+                          <Database size={16} className="text-muted-foreground" />
+                          <span className="text-muted-foreground">
+                            {doc.doc_type === 'xlsx' ? 'MySQL 数据库（结构化数据）' : 'MongoDB 数据库（非结构化文档）'}
+                          </span>
+                        </div>
+                      </div>
                     </div>
                   </div>
                 )}
@@ -268,4 +347,4 @@ const Documents: React.FC = () => {
   );
 };
 
-export default Documents;
+export default Documents;

frontend/src/pages/TemplateFill.tsx

@@ -0,0 +1,447 @@
+import React, { useState, useEffect } from 'react';
+import { useDropzone } from 'react-dropzone';
+import {
+  TableProperties,
+  Upload,
+  FileSpreadsheet,
+  FileText,
+  CheckCircle2,
+  Download,
+  Clock,
+  Sparkles,
+  X,
+  FilePlus,
+  RefreshCcw,
+  ChevronDown,
+  ChevronUp,
+  Loader2
+} from 'lucide-react';
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle, CardDescription } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Input } from '@/components/ui/input';
+import { Label } from '@/components/ui/label';
+import { backendApi } from '@/db/backend-api';
+import { format } from 'date-fns';
+import { toast } from 'sonner';
+import { cn } from '@/lib/utils';
+import { Skeleton } from '@/components/ui/skeleton';
+
+type DocumentItem = {
+  doc_id: string;
+  filename: string;
+  original_filename: string;
+  doc_type: string;
+  file_size: number;
+  created_at: string;
+  metadata?: {
+    row_count?: number;
+    column_count?: number;
+    columns?: string[];
+  };
+};
+
+type TemplateField = {
+  cell: string;
+  name: string;
+  field_type: string;
+  required: boolean;
+};
+
+const TemplateFill: React.FC = () => {
+  const [step, setStep] = useState<'upload-template' | 'select-source' | 'preview' | 'filling'>('upload-template');
+  const [templateFile, setTemplateFile] = useState<File | null>(null);
+  const [templateFields, setTemplateFields] = useState<TemplateField[]>([]);
+  const [sourceDocs, setSourceDocs] = useState<DocumentItem[]>([]);
+  const [selectedDocs, setSelectedDocs] = useState<string[]>([]);
+  const [loading, setLoading] = useState(false);
+  const [filling, setFilling] = useState(false);
+  const [filledResult, setFilledResult] = useState<any>(null);
+
+  // Load available source documents
+  useEffect(() => {
+    loadSourceDocuments();
+  }, []);
+
+  const loadSourceDocuments = async () => {
+    setLoading(true);
+    try {
+      const result = await backendApi.getDocuments(undefined, 100);
+      if (result.success) {
+        // Filter to only non-Excel documents that can be used as data sources
+        const docs = (result.documents || []).filter((d: DocumentItem) =>
+          ['docx', 'md', 'txt', 'xlsx'].includes(d.doc_type)
+        );
+        setSourceDocs(docs);
+      }
+    } catch (err: any) {
+      toast.error('加载数据源失败');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const onTemplateDrop = async (acceptedFiles: File[]) => {
+    const file = acceptedFiles[0];
+    if (!file) return;
+
+    const ext = file.name.split('.').pop()?.toLowerCase();
+    if (!['xlsx', 'xls', 'docx'].includes(ext || '')) {
+      toast.error('仅支持 xlsx/xls/docx 格式的模板文件');
+      return;
+    }
+
+    setTemplateFile(file);
+    setLoading(true);
+
+    try {
+      const result = await backendApi.uploadTemplate(file);
+      if (result.success) {
+        setTemplateFields(result.fields || []);
+        setStep('select-source');
+        toast.success('模板上传成功');
+      }
+    } catch (err: any) {
+      toast.error('模板上传失败: ' + (err.message || '未知错误'));
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const { getRootProps: getTemplateProps, getInputProps: getTemplateInputProps, isDragActive: isTemplateDragActive } = useDropzone({
+    onDrop: onTemplateDrop,
+    accept: {
+      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet': ['.xlsx'],
+      'application/vnd.ms-excel': ['.xls'],
+      'application/vnd.openxmlformats-officedocument.wordprocessingml.document': ['.docx']
+    },
+    maxFiles: 1
+  });
+
+  const handleFillTemplate = async () => {
+    if (!templateFile || selectedDocs.length === 0) {
+      toast.error('请选择数据源文档');
+      return;
+    }
+
+    setFilling(true);
+    setStep('filling');
+
+    try {
+      // 调用后端填表接口
+      const result = await backendApi.fillTemplate('temp-template-id', templateFields);
+      setFilledResult(result);
+      setStep('preview');
+      toast.success('表格填写完成');
+    } catch (err: any) {
+      toast.error('填表失败: ' + (err.message || '未知错误'));
+      setStep('select-source');
+    } finally {
+      setFilling(false);
+    }
+  };
+
+  const handleExport = async () => {
+    if (!templateFile || !filledResult) return;
+
+    try {
+      const blob = await backendApi.exportFilledTemplate('temp', filledResult.filled_data || {}, 'xlsx');
+      const url = URL.createObjectURL(blob);
+      const a = document.createElement('a');
+      a.href = url;
+      a.download = `filled_${templateFile.name}`;
+      a.click();
+      URL.revokeObjectURL(url);
+      toast.success('导出成功');
+    } catch (err: any) {
+      toast.error('导出失败: ' + (err.message || '未知错误'));
+    }
+  };
+
+  const resetFlow = () => {
+    setStep('upload-template');
+    setTemplateFile(null);
+    setTemplateFields([]);
+    setSelectedDocs([]);
+    setFilledResult(null);
+  };
+
+  return (
+    <div className="space-y-8 pb-10">
+      <section className="flex flex-col md:flex-row md:items-center justify-between gap-4">
+        <div className="space-y-1">
+          <h1 className="text-3xl font-extrabold tracking-tight">智能填表</h1>
+          <p className="text-muted-foreground">
+            根据您的表格模板，自动聚合多源文档信息进行精准填充
+          </p>
+        </div>
+        {step !== 'upload-template' && (
+          <Button variant="outline" className="rounded-xl gap-2" onClick={resetFlow}>
+            <RefreshCcw size={18} />
+            <span>重新开始</span>
+          </Button>
+        )}
+      </section>
+
+      {/* Progress Steps */}
+      <div className="flex items-center justify-center gap-4">
+        {['上传模板', '选择数据源', '填写预览'].map((label, idx) => {
+          const stepIndex = ['upload-template', 'select-source', 'preview'].indexOf(step);
+          const isActive = idx <= stepIndex;
+          const isCurrent = idx === stepIndex;
+
+          return (
+            <React.Fragment key={idx}>
+              <div className={cn(
+                "flex items-center gap-2 px-4 py-2 rounded-full transition-all",
+                isActive ? "bg-primary text-primary-foreground" : "bg-muted text-muted-foreground"
+              )}>
+                <div className={cn(
+                  "w-6 h-6 rounded-full flex items-center justify-center text-xs font-bold",
+                  isCurrent ? "bg-white/20" : ""
+                )}>
+                  {idx + 1}
+                </div>
+                <span className="text-sm font-medium">{label}</span>
+              </div>
+              {idx < 2 && (
+                <div className={cn(
+                  "w-12 h-0.5",
+                  idx < stepIndex ? "bg-primary" : "bg-muted"
+                )} />
+              )}
+            </React.Fragment>
+          );
+        })}
+      </div>
+
+      {/* Step 1: Upload Template */}
+      {step === 'upload-template' && (
+        <div
+          {...getTemplateProps()}
+          className={cn(
+            "border-2 border-dashed rounded-3xl p-16 transition-all duration-300 flex flex-col items-center justify-center text-center cursor-pointer group",
+            isTemplateDragActive ? "border-primary bg-primary/5" : "border-muted-foreground/20 hover:border-primary/50 hover:bg-primary/5"
+          )}
+        >
+          <input {...getTemplateInputProps()} />
+          <div className="w-20 h-20 rounded-2xl bg-primary/10 text-primary flex items-center justify-center mb-6 group-hover:scale-110 transition-transform">
+            {loading ? <Loader2 className="animate-spin" size={40} /> : <Upload size={40} />}
+          </div>
+          <div className="space-y-2 max-w-md">
+            <p className="text-xl font-bold tracking-tight">
+              {isTemplateDragActive ? '释放以开始上传' : '点击或拖拽上传表格模板'}
+            </p>
+            <p className="text-sm text-muted-foreground">
+              支持 Excel (.xlsx, .xls) 或 Word (.docx) 格式的表格模板
+            </p>
+          </div>
+          <div className="mt-6 flex gap-3">
+            <Badge variant="outline" className="bg-emerald-500/10 text-emerald-600 border-emerald-200">
+              <FileSpreadsheet size={14} className="mr-1" /> Excel 模板
+            </Badge>
+            <Badge variant="outline" className="bg-blue-500/10 text-blue-600 border-blue-200">
+              <FileText size={14} className="mr-1" /> Word 模板
+            </Badge>
+          </div>
+        </div>
+      )}
+
+      {/* Step 2: Select Source Documents */}
+      {step === 'select-source' && (
+        <div className="space-y-6">
+          {/* Template Info */}
+          <Card className="border-none shadow-md">
+            <CardHeader className="pb-4">
+              <CardTitle className="text-lg flex items-center gap-2">
+                <FileSpreadsheet className="text-primary" size={20} />
+                已上传模板
+              </CardTitle>
+            </CardHeader>
+            <CardContent>
+              <div className="flex items-center gap-4">
+                <div className="w-12 h-12 rounded-xl bg-emerald-500/10 text-emerald-500 flex items-center justify-center">
+                  <FileSpreadsheet size={24} />
+                </div>
+                <div className="flex-1">
+                  <p className="font-bold">{templateFile?.name}</p>
+                  <p className="text-sm text-muted-foreground">
+                    {templateFields.length} 个字段待填写
+                  </p>
+                </div>
+                <Button variant="ghost" size="sm" onClick={() => setStep('upload-template')}>
+                  重新选择
+                </Button>
+              </div>
+
+              {/* Template Fields Preview */}
+              <div className="mt-4 p-4 bg-muted/30 rounded-xl">
+                <p className="text-xs font-bold uppercase tracking-widest text-muted-foreground mb-3">待填写字段</p>
+                <div className="flex flex-wrap gap-2">
+                  {templateFields.map((field, idx) => (
+                    <Badge key={idx} variant="outline" className="bg-background">
+                      {field.name}
+                    </Badge>
+                  ))}
+                </div>
+              </div>
+            </CardContent>
+          </Card>
+
+          {/* Source Documents Selection */}
+          <Card className="border-none shadow-md">
+            <CardHeader className="pb-4">
+              <CardTitle className="text-lg flex items-center gap-2">
+                <FileText className="text-primary" size={20} />
+                选择数据源文档
+              </CardTitle>
+              <CardDescription>
+                从已上传的文档中选择作为填表的数据来源，支持 Excel 和非结构化文档
+              </CardDescription>
+            </CardHeader>
+            <CardContent>
+              {loading ? (
+                <div className="space-y-3">
+                  {[1, 2, 3].map(i => <Skeleton key={i} className="h-16 w-full rounded-xl" />)}
+                </div>
+              ) : sourceDocs.length > 0 ? (
+                <div className="space-y-3">
+                  {sourceDocs.map(doc => (
+                    <div
+                      key={doc.doc_id}
+                      className={cn(
+                        "flex items-center gap-4 p-4 rounded-xl border-2 transition-all cursor-pointer",
+                        selectedDocs.includes(doc.doc_id)
+                          ? "border-primary bg-primary/5"
+                          : "border-border hover:bg-muted/30"
+                      )}
+                      onClick={() => {
+                        setSelectedDocs(prev =>
+                          prev.includes(doc.doc_id)
+                            ? prev.filter(id => id !== doc.doc_id)
+                            : [...prev, doc.doc_id]
+                        );
+                      }}
+                    >
+                      <div className={cn(
+                        "w-6 h-6 rounded-md border-2 flex items-center justify-center transition-all",
+                        selectedDocs.includes(doc.doc_id)
+                          ? "border-primary bg-primary text-white"
+                          : "border-muted-foreground/30"
+                      )}>
+                        {selectedDocs.includes(doc.doc_id) && <CheckCircle2 size={14} />}
+                      </div>
+                      <div className={cn(
+                        "w-10 h-10 rounded-lg flex items-center justify-center",
+                        doc.doc_type === 'xlsx' ? "bg-emerald-500/10 text-emerald-500" : "bg-blue-500/10 text-blue-500"
+                      )}>
+                        {doc.doc_type === 'xlsx' ? <FileSpreadsheet size={20} /> : <FileText size={20} />}
+                      </div>
+                      <div className="flex-1 min-w-0">
+                        <p className="font-semibold truncate">{doc.original_filename}</p>
+                        <p className="text-xs text-muted-foreground">
+                          {doc.doc_type.toUpperCase()} • {format(new Date(doc.created_at), 'yyyy-MM-dd')}
+                        </p>
+                      </div>
+                      {doc.metadata?.columns && (
+                        <Badge variant="outline" className="text-xs">
+                          {doc.metadata.columns.length} 列
+                        </Badge>
+                      )}
+                    </div>
+                  ))}
+                </div>
+              ) : (
+                <div className="text-center py-12 text-muted-foreground">
+                  <FileText size={48} className="mx-auto mb-4 opacity-30" />
+                  <p>暂无数据源文档，请先上传文档</p>
+                </div>
+              )}
+            </CardContent>
+          </Card>
+
+          {/* Action Button */}
+          <div className="flex justify-center">
+            <Button
+              size="lg"
+              className="rounded-xl px-8 shadow-lg shadow-primary/20 gap-2"
+              disabled={selectedDocs.length === 0 || filling}
+              onClick={handleFillTemplate}
+            >
+              {filling ? (
+                <>
+                  <Loader2 className="animate-spin" size={20} />
+                  <span>AI 正在分析并填表...</span>
+                </>
+              ) : (
+                <>
+                  <Sparkles size={20} />
+                  <span>开始智能填表</span>
+                </>
+              )}
+            </Button>
+          </div>
+        </div>
+      )}
+
+      {/* Step 3: Preview Results */}
+      {step === 'preview' && filledResult && (
+        <Card className="border-none shadow-md">
+          <CardHeader>
+            <CardTitle className="text-lg flex items-center gap-2">
+              <CheckCircle2 className="text-emerald-500" size={20} />
+              填表完成
+            </CardTitle>
+            <CardDescription>
+              系统已根据 {selectedDocs.length} 份文档自动完成表格填写
+            </CardDescription>
+          </CardHeader>
+          <CardContent className="space-y-6">
+            {/* Filled Data Preview */}
+            <div className="p-6 bg-muted/30 rounded-2xl">
+              <div className="space-y-4">
+                {templateFields.map((field, idx) => (
+                  <div key={idx} className="flex items-center gap-4">
+                    <div className="w-32 text-sm font-medium text-muted-foreground">{field.name}</div>
+                    <div className="flex-1 p-3 bg-background rounded-xl border">
+                      {(filledResult.filled_data || {})[field.name] || '-'}
+                    </div>
+                  </div>
+                ))}
+              </div>
+            </div>
+
+            {/* Action Buttons */}
+            <div className="flex justify-center gap-4">
+              <Button variant="outline" className="rounded-xl gap-2" onClick={resetFlow}>
+                <RefreshCcw size={18} />
+                <span>继续填表</span>
+              </Button>
+              <Button className="rounded-xl gap-2 shadow-lg shadow-primary/20" onClick={handleExport}>
+                <Download size={18} />
+                <span>导出结果</span>
+              </Button>
+            </div>
+          </CardContent>
+        </Card>
+      )}
+
+      {/* Filling State */}
+      {step === 'filling' && (
+        <Card className="border-none shadow-md">
+          <CardContent className="py-16 flex flex-col items-center justify-center">
+            <div className="w-16 h-16 rounded-full bg-primary/10 flex items-center justify-center mb-6">
+              <Loader2 className="animate-spin text-primary" size={32} />
+            </div>
+            <h3 className="text-xl font-bold mb-2">AI 正在智能分析并填表</h3>
+            <p className="text-muted-foreground text-center max-w-md">
+              系统正在从 {selectedDocs.length} 份文档中检索相关信息，生成字段描述，并使用 RAG 增强填写准确性...
+            </p>
+          </CardContent>
+        </Card>
+      )}
+    </div>
+  );
+};
+
+export default TemplateFill;