Merge remote changes with RAG service optimization

- Keep user's RAG service integration for faster extraction
- Add remote's word_ai_service support
- Preserve user's parallel extraction and field header optimizations

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/db/backend-api.ts

@@ -807,6 +807,41 @@ export const backendApi = {
     }
   },
 
+  /**
+   * 填充原始模板并导出
+   *
+   * 直接打开原始模板文件，将数据填入模板的表格/单元格中，然后导出
+   * 适用于比赛场景：保持原始模板格式不变
+   */
+  async fillAndExportTemplate(
+    templatePath: string,
+    filledData: Record<string, any>,
+    format: 'xlsx' | 'docx' = 'xlsx'
+  ): Promise<Blob> {
+    const url = `${BACKEND_BASE_URL}/templates/fill-and-export`;
+
+    try {
+      const response = await fetch(url, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+          template_path: templatePath,
+          filled_data: filledData,
+          format,
+        }),
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        throw new Error(error.detail || '填充模板失败');
+      }
+      return await response.blob();
+    } catch (error) {
+      console.error('填充模板失败:', error);
+      throw error;
+    }
+  },
+
   // ==================== Excel 专用接口 (保留兼容) ====================
 
   /**
@@ -1204,6 +1239,48 @@ export const aiApi = {
     }
   },
 
+  /**
+   * 上传并使用 AI 分析 TXT 文本文件，提取结构化数据
+   */
+  async analyzeTxt(
+    file: File
+  ): Promise<{
+    success: boolean;
+    filename?: string;
+    structured_data?: {
+      table?: {
+        columns?: string[];
+        rows?: string[][];
+      };
+      summary?: string;
+      key_value_pairs?: Array<{ key: string; value: string }>;
+      numeric_data?: Array<{ name: string; value: number; unit?: string }>;
+    };
+    error?: string;
+  }> {
+    const formData = new FormData();
+    formData.append('file', file);
+
+    const url = `${BACKEND_BASE_URL}/ai/analyze/txt`;
+
+    try {
+      const response = await fetch(url, {
+        method: 'POST',
+        body: formData,
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        throw new Error(error.detail || 'TXT AI 分析失败');
+      }
+
+      return await response.json();
+    } catch (error) {
+      console.error('TXT AI 分析失败:', error);
+      throw error;
+    }
+  },
+
   /**
    * 生成统计信息和图表
    */
@@ -1302,4 +1379,84 @@ export const aiApi = {
       throw error;
     }
   },
+
+  // ==================== Word AI 解析 ====================
+
+  /**
+   * 使用 AI 解析 Word 文档，提取结构化数据
+   */
+  async analyzeWordWithAI(
+    file: File,
+    userHint: string = ''
+  ): Promise<{
+    success: boolean;
+    type?: string;
+    headers?: string[];
+    rows?: string[][];
+    key_values?: Record<string, string>;
+    list_items?: string[];
+    summary?: string;
+    error?: string;
+  }> {
+    const formData = new FormData();
+    formData.append('file', file);
+    if (userHint) {
+      formData.append('user_hint', userHint);
+    }
+
+    const url = `${BACKEND_BASE_URL}/ai/analyze/word`;
+
+    try {
+      const response = await fetch(url, {
+        method: 'POST',
+        body: formData,
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        throw new Error(error.detail || 'Word AI 解析失败');
+      }
+
+      return await response.json();
+    } catch (error) {
+      console.error('Word AI 解析失败:', error);
+      throw error;
+    }
+  },
+
+  /**
+   * 使用 AI 解析 Word 文档并填写模板
+   * 一次性完成：AI解析 + 填表
+   */
+  async fillTemplateFromWordAI(
+    file: File,
+    templateFields: TemplateField[],
+    userHint: string = ''
+  ): Promise<FillResult> {
+    const formData = new FormData();
+    formData.append('file', file);
+    formData.append('template_fields', JSON.stringify(templateFields));
+    if (userHint) {
+      formData.append('user_hint', userHint);
+    }
+
+    const url = `${BACKEND_BASE_URL}/ai/analyze/word/fill-template`;
+
+    try {
+      const response = await fetch(url, {
+        method: 'POST',
+        body: formData,
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        throw new Error(error.detail || 'Word AI 填表失败');
+      }
+
+      return await response.json();
+    } catch (error) {
+      console.error('Word AI 填表失败:', error);
+      throw error;
+    }
+  },
 };

frontend/src/pages/TemplateFill.tsx

@@ -245,13 +245,27 @@ const TemplateFill: React.FC = () => {
   };
 
   const handleExport = async () => {
-    if (!templateFile || !filledResult) return;
+    if (!templateFile || !filledResult) {
+      console.error('handleExport 失败: templateFile=', templateFile, 'filledResult=', filledResult);
+      toast.error('数据不完整，无法导出');
+      return;
+    }
+
+    console.log('=== handleExport 调试 ===');
+    console.log('templateFile:', templateFile);
+    console.log('templateId:', templateId);
+    console.log('filledResult:', filledResult);
+    console.log('filledResult.filled_data:', filledResult.filled_data);
+    console.log('=========================');
+
+    const ext = templateFile.name.split('.').pop()?.toLowerCase();
 
     try {
-      const blob = await backendApi.exportFilledTemplate(
-        templateId || 'temp',
+      // 使用新的 fillAndExportTemplate 直接填充原始模板
+      const blob = await backendApi.fillAndExportTemplate(
+        templateId || '',
         filledResult.filled_data || {},
-        'xlsx'
+        ext === 'docx' ? 'docx' : 'xlsx'
       );
       const url = URL.createObjectURL(blob);
       const a = document.createElement('a');
@@ -261,6 +275,7 @@ const TemplateFill: React.FC = () => {
       URL.revokeObjectURL(url);
       toast.success('导出成功');
     } catch (err: any) {
+      console.error('导出失败:', err);
       toast.error('导出失败: ' + (err.message || '未知错误'));
     }
   };