import argparse
import asyncio
import logging
import multiprocessing
import sys
from pathlib import Path

from stream.proxy_server import ProxyServer

def parse_args():
    """Parse command line arguments"""
    parser = argparse.ArgumentParser(description='HTTPS Proxy Server with SSL Inspection')
    
    parser.add_argument('--host', default='127.0.0.1', help='Host to bind the proxy server')
    parser.add_argument('--port', type=int, default=3120, help='Port to bind the proxy server')
    parser.add_argument('--domains', nargs='+', default=['*.google.com'],
                        help='List of domain patterns to intercept (regex)')
    parser.add_argument('--proxy', help='Upstream proxy URL (e.g., http://user:pass@host:port)')
    
    return parser.parse_args()


async def main():
    """Main entry point"""
    args = parse_args()

    # Set up logging
    logging.basicConfig(
        level=logging.INFO,
        format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
        handlers=[
            logging.StreamHandler()
        ]
    )
    
    logger = logging.getLogger('main')

    # Create certs directory
    cert_dir = Path('certs')
    cert_dir.mkdir(exist_ok=True)
    
    # Print startup information
    logger.info(f"Starting proxy server on {args.host}:{args.port}")
    logger.info(f"Intercepting domains: {args.domains}")
    if args.proxy:
        logger.info(f"Using upstream proxy: {args.proxy}")
    
    # Create and start the proxy server
    proxy_server = ProxyServer(
        host=args.host,
        port=args.port,
        intercept_domains=args.domains,
        upstream_proxy=args.proxy,
        queue=None,
    )

    try:
        await proxy_server.start()
    except KeyboardInterrupt:
        logger.info("Shutting down proxy server")
    except Exception as e:
        logger.error(f"Error starting proxy server: {e}")
        sys.exit(1)


async def builtin(queue: multiprocessing.Queue = None, port=None, proxy=None):
    # Set up logging
    logging.basicConfig(
        level=logging.INFO,
        format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
        handlers=[
            logging.StreamHandler()
        ]
    )

    logger = logging.getLogger('main')

    # Create certs directory
    cert_dir = Path('certs')
    cert_dir.mkdir(exist_ok=True)

    if port is None:
        port = 3120

    # Create and start the proxy server
    proxy_server = ProxyServer(
        host="127.0.0.1",
        port=port,
        intercept_domains=['*.google.com'],
        upstream_proxy=proxy,
        queue=queue,
    )

    try:
        await proxy_server.start()
    except KeyboardInterrupt:
        logger.info("Shutting down proxy server")
    except Exception as e:
        logger.error(f"Error starting proxy server: {e}")
        sys.exit(1)

if __name__ == '__main__':
    asyncio.run(main())