"""Application entry point.

Run with:
    python run.py

Or for production:
    gunicorn -w 1 -k eventlet "run:create_socketio_app()"
"""
import os
import threading
import time

from app import create_app, socketio
from app.services.board_service import poll_all_boards

app = create_app(os.environ.get("FLASK_ENV", "development"))


def _background_poller():
    """Poll all boards in a loop every BOARD_POLL_INTERVAL seconds."""
    interval = app.config.get("BOARD_POLL_INTERVAL", 10)
    while True:
        try:
            poll_all_boards(app)
        except Exception as exc:
            app.logger.warning("Poller error: %s", exc)
        time.sleep(interval)


def create_socketio_app():
    """WSGI callable for gunicorn / production."""
    return socketio.middleware(app)


if __name__ == "__main__":
    # Start background board poller
    t = threading.Thread(target=_background_poller, daemon=True)
    t.start()

    port = int(os.environ.get("PORT", 5000))
    socketio.run(app, host="0.0.0.0", port=port, debug=app.debug, allow_unsafe_werkzeug=True)