def get_last_tid(self):
        try:
            spec = {'tid': {'$gt': 0}}
            sort = [('tid', -1)]
            row = self.db.docs.find_one(spec, sort=sort)
        except Exception as e:
            raise DatabaseException(e)
        if row:
            return row['tid']
        return 0
async def async_get_pickup_events() -> list[PickupEvent]:
        """Get the next pickup."""
        try:
            return await client.async_get_pickup_events(
                start_date=date.today(), end_date=date.today() + timedelta(weeks=4)
            )
        except RecollectError as err:
            raise UpdateFailed(
                f"Error while requesting data from ReCollect: {err}"
            ) from err