"""CLI script to start the FastAPI server."""
import sys
from pathlib import Path
import argparse
import uvicorn

# Add project root to path
project_root = Path(__file__).parent.parent
sys.path.insert(0, str(project_root))

from mlpipeline.logging.logger import get_logger

logger = get_logger(__name__)


def main():
    """Start the FastAPI server."""
    parser = argparse.ArgumentParser(description="Start AutoML API server")
    parser.add_argument(
        "--host",
        type=str,
        default="0.0.0.0",
        help="Host to bind (default: 0.0.0.0)"
    )
    parser.add_argument(
        "--port",
        type=int,
        default=8000,
        help="Port to bind (default: 8000)"
    )
    parser.add_argument(
        "--reload",
        action="store_true",
        help="Enable auto-reload for development"
    )
    args = parser.parse_args()

    try:
        logger.info(f"🚀 Starting FastAPI server at {args.host}:{args.port}")
        logger.info(f"📚 API docs: http://{args.host if args.host != '0.0.0.0' else 'localhost'}:{args.port}/docs")
        
        uvicorn.run(
            "app.main:app",
            host=args.host,
            port=args.port,
            reload=args.reload
        )
        return 0
    except Exception as e:
        logger.error(f"❌ Server failed to start: {e}")
        return 1


if __name__ == "__main__":
    exit(main())