from contextlib import asynccontextmanager
from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.middleware.cors import CORSMiddleware
import os
import sys

# 添加项目根目录到路径
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from backend.database import init_db
from backend.routers import channels, notify, history

@asynccontextmanager
async def lifespan(app: FastAPI):
    # Startup
    await init_db()
    yield
    # Shutdown

app = FastAPI(
    title="Apprise Notify Center",
    description="多通道通知中心 - 支持 80+ 种通知服务",
    version="1.0.0",
    lifespan=lifespan
)

# CORS
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# 注册路由
app.include_router(channels.router)
app.include_router(notify.router)
app.include_router(history.router)

@app.get("/api/health")
async def health_check():
    return {"status": "ok"}

# 静态文件（前端）- 放在最后
frontend_path = os.path.join(os.path.dirname(__file__), "..", "frontend")
if os.path.exists(frontend_path):
    app.mount("/", StaticFiles(directory=frontend_path, html=True), name="frontend")

if __name__ == "__main__":
    import uvicorn
    uvicorn.run("backend.main:app", host="0.0.0.0", port=8000, reload=True)