import logging
from datetime import date, datetime, timedelta

from sqlalchemy import exc
from sqlmodel import select

from app.model.models import Card, OneShotAccess
from app.services.database import Session, add_and_refresh

logger = logging.getLogger(__name__)

doorIsOpen = True
# I think this could also be gpio controlled
# See: https://github.com/technyon/nuki_hub#gpio-lock-control-optional


def openDoor():
    global doorIsOpen
    doorIsOpen = True
    logger.info("Still needs gpio out")


def closeDoor():
    global doorIsOpen
    doorIsOpen = False
    logger.info("Still needs gpio out")


def isDoorOpen():
    return doorIsOpen


def decrementOneshot(db: Session, oneshot: OneShotAccess):
    data = oneshot.model_dump()
    if data["uses"] > 0:
        data["uses"] = data["uses"] - 1
        oneshot.sqlmodel_update(oneshot, update=data)
        add_and_refresh(db, oneshot)


def checkAccess(key: str, db: Session):
    try:
        current_weekday = datetime.weekday(date.today())
        current_time = datetime.now()
        card = db.exec(select(Card).where(Card.key == key)).one()
        for auth in card.group.accessauths:
            logger.info(f"checking auth: {auth.name}")
            if auth.type == "timetable":
                for timetable in auth.timetables:
                    logger.info(f"  checking timetable {timetable.id}")
                    logger.info(
                        f"   comparing weekday: CUR:{current_weekday} TT:{timetable.weekday}"
                    )
                    if current_weekday == timetable.weekday:
                        starttime = datetime.combine(date.today(), timetable.starttime)
                        endtime = starttime + timedelta(minutes=timetable.duration)
                        logger.info(
                            f"   comparing time: Start:{starttime} Current:{current_time} End:{endtime}"
                        )
                        if starttime < current_time < endtime:
                            logger.info("Access Valid!")
                            return True
            if auth.type == "oneshot":
                logger.info(f"  oneshot auth found: {auth.oneshot}")
                if current_time < auth.oneshot.ends_at:
                    if auth.oneshot.uses > 0:
                        decrementOneshot(db, auth.oneshot)
                        return True
        logger.info("No more auths found")
        return False
    except exc.NoResultFound:
        raise Exception("No Access with that key found, this might be a db error")