import logging

from aiohttp import ClientSession
from connectors import Connector
from models import BookingFilter, Club, User

LOGGER = logging.getLogger(__name__)


class BookingService:
    def __init__(self, club: Club, connector: Connector):
        LOGGER.info("Initializing booking service at for club", club.name)
        self.club = club
        self.connector = connector
        self.session: ClientSession | None = None

    async def __aenter__(self):
        self.session = ClientSession()
        return self

    async def __aexit__(self, exc_type, exc_val, exc_tb):
        await self.session.close()

    async def book(self, user: User, booking_filter: BookingFilter) -> int | None:
        """
        Book a court matching the booking filters for a user.
        The steps to perform a booking are to go to the landing page, to log in, wait
        and for the time when booking is open and then actually book the court

        :param user: the user that wants to book a court
        :param booking_filter: the booking criteria
        :return: the court number if the booking is successful, None otherwise
        """
        if self.connector is None:
            LOGGER.error("No connection to Gestion Sports is available")
            return None

        if user is None or booking_filter is None:
            LOGGER.error("Not enough information available to book a court")
            return None

        self.connector.book(user, booking_filter)