import os
import sys
from dotenv import load_dotenv

# Load .env file before creating app
load_dotenv()

from app import create_app, get_socketio

app = create_app()
socketio = get_socketio()

if __name__ == '__main__':
    port = int(os.environ.get('PORT', 5000))
    env = os.environ.get('FLASK_ENV', 'development')
    debug = env == 'development'

    # Prevent running development server in production
    if env == 'production':
        print("ERROR: Do not run the development server in production!", file=sys.stderr)
        print("Use a production WSGI server like gunicorn instead:", file=sys.stderr)
        print("  gunicorn -w 1 --threads 100 run:app", file=sys.stderr)
        sys.exit(1)

    # Use SocketIO to run the app (supports WebSocket) - only in development
    # use_reloader with stat polling for WSL compatibility
    socketio.run(
        app,
        host='0.0.0.0',
        port=port,
        debug=debug,
        allow_unsafe_werkzeug=True,
        use_reloader=True,
        reloader_type='stat'  # Use polling instead of inotify (for WSL)
    )