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from logging import getLogger

from defence360agent.api import inactivity
from defence360agent.contracts.config import SimpleRpc
from defence360agent.contracts.plugins import MessageSink
from defence360agent.utils import clip, fail_agent_service, recurring_check

logger = getLogger(__name__)


class IdleTimeOutCheck(MessageSink):
    async def create_sink(self, loop):
        self._loop = loop
        if SimpleRpc.SOCKET_ACTIVATION:
            inactivity.track.reset_timer()
            self._task = loop.create_task(
                recurring_check(
                    period=clip(
                        SimpleRpc.INACTIVITY_TIMEOUT // 5, low=1, high=60
                    ),
                )(
                    self._check_timeout,
                )()
            )
        else:
            self._task = None

    async def shutdown(self):
        if self._task:
            self._task.cancel()
            # CancelledError is handled by @recurring_check():
            await self._task

    async def _check_timeout(self):
        logger.info("Periodical check %s ", inactivity.track)
        if inactivity.track.is_timeout():
            logger.warning("Shutting down due to inactivity.")
            fail_agent_service()