92 lines
2.0 KiB
Python
92 lines
2.0 KiB
Python
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"""
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响应格式化中间件
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自动将 API 响应中的字符串或错误信息格式化为统一风格
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"""
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from starlette.middleware.base import BaseHTTPMiddleware
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from starlette.requests import Request
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from starlette.responses import JSONResponse
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from typing import Callable
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from backend.app.core import get_formatter
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class ResponseFormatterMiddleware(BaseHTTPMiddleware):
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"""
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响应格式化中间件
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功能：
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1. 统一响应包装
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2. 错误信息格式化
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3. 调试信息注入（可选）
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"""
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async def dispatch(self, request: Request, call_next: Callable):
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response = await call_next(request)
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return response
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def format_error_response(
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error_type: str,
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error_message: str,
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suggestions: list = None,
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retry_count: int = 0,
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max_retries: int = None
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) -> str:
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"""
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格式化错误响应
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Args:
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error_type: 错误类型
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error_message: 错误详情
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suggestions: 建议操作列表
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retry_count: 已重试次数
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max_retries: 最大重试次数
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Returns:
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格式化后的 Markdown 文本
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"""
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formatter = get_formatter()
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return formatter.render_error(
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error_type=error_type,
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error_message=error_message,
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suggestions=suggestions,
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retry_count=retry_count,
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max_retries=max_retries
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)
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def format_success_response(
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content: str,
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title: str = None,
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include_footer: bool = True
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) -> str:
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"""
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格式化成功响应
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Args:
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content: 内容
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title: 可选标题
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include_footer: 是否包含页脚
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Returns:
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格式化后的 Markdown 文本
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"""
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formatter = get_formatter()
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md = formatter.md
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lines = []
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if title:
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lines.append(md.heading(title, 2))
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lines.append("")
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lines.append(content)
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if include_footer:
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lines.append("")
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lines.append("---")
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lines.append("*以上内容由 AI Agent 生成*")
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return "\n".join(lines)
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