core/homeassistant/components/iskra/coordinator.py

58 lines
1.7 KiB
Python

"""Coordinator for Iskra integration."""
from datetime import timedelta
import logging
from pyiskra.devices import Device
from pyiskra.exceptions import (
DeviceConnectionError,
DeviceTimeoutError,
InvalidResponseCode,
NotAuthorised,
)
from homeassistant.core import HomeAssistant
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import DOMAIN
_LOGGER = logging.getLogger(__name__)
class IskraDataUpdateCoordinator(DataUpdateCoordinator[None]):
"""Class to manage fetching Iskra data."""
def __init__(self, hass: HomeAssistant, device: Device) -> None:
"""Initialize."""
self.device = device
update_interval = timedelta(seconds=60)
super().__init__(
hass,
_LOGGER,
name=DOMAIN,
update_interval=update_interval,
)
async def _async_update_data(self) -> None:
"""Fetch data from Iskra device."""
try:
await self.device.update_status()
except DeviceTimeoutError as e:
raise UpdateFailed(
f"Timeout error occurred while updating data for device {self.device.serial}"
) from e
except DeviceConnectionError as e:
raise UpdateFailed(
f"Connection error occurred while updating data for device {self.device.serial}"
) from e
except NotAuthorised as e:
raise UpdateFailed(
f"Not authorised to fetch data from device {self.device.serial}"
) from e
except InvalidResponseCode as e:
raise UpdateFailed(
f"Invalid response code from device {self.device.serial}"
) from e