fix:修复项目结构

backend/app/routers/html.py

@@ -0,0 +1,86 @@
+import os
+import secrets
+import logging
+
+from fastapi import APIRouter, HTTPException, status, Depends
+from sqlalchemy.orm import Session
+
+from app.config import settings
+from app.database import get_db
+from app.models import HTMLFile
+from app.schemas import HTMLGenerateRequest, HTMLGenerateResponse
+
+router = APIRouter(prefix="/html", tags=["html"])
+logger = logging.getLogger(__name__)
+
+
+def generate_unique_id() -> str:
+    return secrets.token_urlsafe(16)
+
+
+@router.post("/generate", response_model=HTMLGenerateResponse, status_code=status.HTTP_201_CREATED)
+def generate_html(request: HTMLGenerateRequest, db: Session = Depends(get_db)):
+    try:
+        # 先删除过期记录
+        deleted_count = HTMLFile.delete_expired_records(db)
+        if deleted_count > 0:
+            logger.info(f"Deleted {deleted_count} expired HTML file records")
+        
+        # 生成唯一 ID
+        unique_id = generate_unique_id()
+        
+        # 确保静态文件目录存在
+        static_dir = settings.static_dir.resolve()
+        static_dir.mkdir(parents=True, exist_ok=True)
+        
+        # 生成 HTML 文件路径
+        html_filename = f"{unique_id}.html"
+        html_path = static_dir / html_filename
+        
+        # 写入 HTML 内容
+        with open(html_path, "w", encoding="utf-8") as f:
+            f.write(request.html_content)
+        
+        # 保存到数据库
+        html_file = HTMLFile(
+            unique_id=unique_id,
+            filename=html_filename,
+        )
+        db.add(html_file)
+        db.commit()
+        db.refresh(html_file)
+        
+        # 生成完整链接
+        html_url = f"{settings.frontend_base_url}/static/{html_filename}"
+        
+        return HTMLGenerateResponse(
+            message="HTML 文件生成成功",
+            unique_id=unique_id,
+            url=html_url
+        )
+    except Exception as e:
+        logger.error(f"生成 HTML 文件失败: {str(e)}")
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail=f"生成 HTML 文件失败: {str(e)}"
+        )
+
+
+@router.get("/{unique_id}")
+def get_html_file(unique_id: str, db: Session = Depends(get_db)):
+    html_file = db.query(HTMLFile).filter(HTMLFile.unique_id == unique_id).first()
+    
+    if not html_file:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail="HTML 文件不存在"
+        )
+    
+    # 生成完整链接
+    html_url = f"{settings.frontend_base_url}/static/{html_file.filename}"
+    
+    return {
+        "message": "HTML 文件查询成功",
+        "unique_id": html_file.unique_id,
+        "url": html_url
+    }