"""
FastAPI应用主入口
"""
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from api.routes import config, trades, stats, dashboard
import os
from pathlib import Path

# 加载.env文件
try:
    from dotenv import load_dotenv
    backend_dir = Path(__file__).parent.parent
    project_root = backend_dir.parent
    env_file = backend_dir / '.env'
    if not env_file.exists():
        env_file = project_root / '.env'
    if env_file.exists():
        load_dotenv(env_file)
    else:
        load_dotenv(project_root / '.env', override=False)
except ImportError:
    pass
except Exception:
    pass

app = FastAPI(
    title="Auto Trade System API",
    version="1.0.0",
    description="币安自动交易系统API"
)

# CORS配置（允许React前端访问）
cors_origins = os.getenv('CORS_ORIGINS', 'http://localhost:3000,http://localhost:5173').split(',')
app.add_middleware(
    CORSMiddleware,
    allow_origins=cors_origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# 注册路由
app.include_router(config.router, prefix="/api/config", tags=["配置管理"])
app.include_router(trades.router, prefix="/api/trades", tags=["交易记录"])
app.include_router(stats.router, prefix="/api/stats", tags=["统计分析"])
app.include_router(dashboard.router, prefix="/api/dashboard", tags=["仪表板"])


@app.get("/")
async def root():
    return {
        "message": "Auto Trade System API",
        "version": "1.0.0",
        "docs": "/docs"
    }


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


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