#!/usr/bin/env python3
"""
xiayan-mcp Web后端主应用
"""
import os
import sys
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.staticfiles import StaticFiles
from fastapi.responses import FileResponse
from dotenv import load_dotenv
# 加载环境变量
load_dotenv()
# 添加项目根目录和src目录到Python路径，以便导入xiayan-mcp模块
web_backend_dir = os.path.dirname(os.path.abspath(__file__))
project_root = os.path.dirname(web_backend_dir)
src_path = os.path.join(project_root, 'src')
# 先添加src目录到Python路径，然后添加项目根目录
sys.path.insert(0, src_path)
sys.path.insert(0, project_root)
# 创建FastAPI应用
app = FastAPI(
title="xiayan-mcp Web API",
description="xiayan-mcp的Web可视化界面API",
version="1.0.0"
)
# 配置CORS中间件
app.add_middleware(
CORSMiddleware,
allow_origins=["*"],
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
# 注册API路由
from api.article import router as article_router
from api.theme import router as theme_router
from api.media import router as media_router
from api.credential import router as credential_router
app.include_router(article_router, prefix="/api/articles", tags=["文章管理"])
app.include_router(theme_router, prefix="/api/themes", tags=["主题管理"])
app.include_router(media_router, prefix="/api/media", tags=["媒体管理"])
app.include_router(credential_router, prefix="/api/credentials", tags=["凭证管理"])
# API根路径
@app.get("/api")
async def api_root():
return {
"message": "xiayan-mcp Web API 启动成功",
"version": "1.0.0",
"docs": "/docs",
"redoc": "/redoc",
"openapi": "/openapi.json"
}
# 静态文件服务
if os.path.exists("static"):
app.mount("/static", StaticFiles(directory="static"), name="static")
# 前端应用路由，处理所有非API和非文档路由
@app.get("/{path:path}", include_in_schema=False)
async def serve_frontend(path: str):
# 如果是API路径或文档路径，让FastAPI处理
if path in ["docs", "redoc", "openapi.json", "favicon.ico"] or path.startswith("api"):
return None
# 其他路径返回前端应用
index_path = os.path.join("static", "index.html")
if os.path.exists(index_path):
return FileResponse(index_path)
return {"message": "xiayan-mcp Web API"}
# 所有以/api/开头的未匹配路径返回API信息
@app.get("/api/{path:path}", include_in_schema=False)
async def api_path_not_found(path: str):
return {
"message": f"API路径未找到: /api/{path}",
"version": "1.0.0",
"docs": "/docs",
"redoc": "/redoc"
}
# 添加422错误处理器，捕获并记录详细信息
from fastapi import Request
from fastapi.responses import JSONResponse
from fastapi.exceptions import RequestValidationError
@app.exception_handler(RequestValidationError)
async def validation_exception_handler(request: Request, exc: RequestValidationError):
"""处理422验证错误，记录详细信息"""
print(f"=== 422验证错误详情 ===")
print(f"请求URL: {request.url}")
print(f"请求方法: {request.method}")
print(f"请求头: {dict(request.headers)}")
# 尝试获取请求体
try:
body = await request.body()
print(f"请求体: {body.decode() if body else '空'}")
except Exception as e:
print(f"无法获取请求体: {e}")
print(f"验证错误: {exc}")
print(f"验证错误详情: {exc.errors()}")
return JSONResponse(
status_code=422,
content={"detail": exc.errors()}
)
# 首页路由
@app.get("/")
async def read_root():
index_path = os.path.join("static", "index.html")
if os.path.exists(index_path):
return FileResponse(index_path)
return {"message": "xiayan-mcp Web API"}
if __name__ == "__main__":
import uvicorn
uvicorn.run(
"main:app",
host="0.0.0.0",
port=8000,
reload=True
)
