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| import asyncio | |
| import platform | |
| from fastapi import FastAPI, HTTPException | |
| from fastapi.middleware.cors import CORSMiddleware | |
| from fastapi.responses import JSONResponse | |
| from app.core.config import settings | |
| from app.api.api_v1.api import api_router | |
| from app.db.database import init_db | |
| import logging | |
| import sys | |
| # Configure Windows-specific event loop policy | |
| if platform.system() == 'Windows': | |
| asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy()) | |
| # Configure detailed logging | |
| logging.basicConfig( | |
| level=logging.DEBUG, | |
| format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', | |
| stream=sys.stdout | |
| ) | |
| logger = logging.getLogger(__name__) | |
| app = FastAPI( | |
| title=settings.PROJECT_NAME, | |
| openapi_url=f"{settings.API_V1_STR}/openapi.json" | |
| ) | |
| # Configure CORS | |
| app.add_middleware( | |
| CORSMiddleware, | |
| allow_origins=["*"], | |
| allow_credentials=True, | |
| allow_methods=["*"], | |
| allow_headers=["*"] | |
| ) | |
| # Include API router | |
| app.include_router(api_router, prefix=settings.API_V1_STR) | |
| async def http_exception_handler(request, exc): | |
| return JSONResponse( | |
| status_code=exc.status_code, | |
| content={"detail": exc.detail} | |
| ) | |
| async def root(): | |
| return {"message": "POS Backend API", "version": "1.0.0"} | |
| async def startup_event(): | |
| try: | |
| logger.info("Starting application initialization...") | |
| await init_db() | |
| logger.info("Database initialized successfully") | |
| except Exception as e: | |
| logger.error(f"Failed to initialize database: {str(e)}", exc_info=True) | |
| raise | |
| if __name__ == "__main__": | |
| import uvicorn | |
| logger.info("Starting application with Windows-compatible event loop...") | |
| uvicorn.run("main:app", host="0.0.0.0", port=7860, reload=True, log_level="debug") | |