mirror of https://github.com/home-assistant/core
111 lines
3.6 KiB
Python
111 lines
3.6 KiB
Python
"""Coordinator for the nuki component."""
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from __future__ import annotations
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import asyncio
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from collections import defaultdict
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from datetime import timedelta
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import logging
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from pynuki import NukiBridge, NukiLock, NukiOpener
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from pynuki.bridge import InvalidCredentialsException
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from pynuki.device import NukiDevice
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from requests.exceptions import RequestException
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from homeassistant.const import Platform
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers import entity_registry as er
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from .const import DOMAIN, ERROR_STATES
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from .helpers import parse_id
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_LOGGER = logging.getLogger(__name__)
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UPDATE_INTERVAL = timedelta(seconds=30)
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class NukiCoordinator(DataUpdateCoordinator[None]):
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"""Data Update Coordinator for the Nuki integration."""
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def __init__(
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self,
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hass: HomeAssistant,
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bridge: NukiBridge,
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locks: list[NukiLock],
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openers: list[NukiOpener],
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) -> None:
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"""Initialize my coordinator."""
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super().__init__(
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hass,
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_LOGGER,
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# Name of the data. For logging purposes.
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name="nuki devices",
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# Polling interval. Will only be polled if there are subscribers.
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update_interval=UPDATE_INTERVAL,
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)
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self.bridge = bridge
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self.locks = locks
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self.openers = openers
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@property
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def bridge_id(self):
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"""Return the parsed id of the Nuki bridge."""
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return parse_id(self.bridge.info()["ids"]["hardwareId"])
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async def _async_update_data(self) -> None:
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"""Fetch data from Nuki bridge."""
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try:
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# Note: TimeoutError and aiohttp.ClientError are already
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# handled by the data update coordinator.
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async with asyncio.timeout(10):
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events = await self.hass.async_add_executor_job(
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self.update_devices, self.locks + self.openers
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)
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except InvalidCredentialsException as err:
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raise UpdateFailed(f"Invalid credentials for Bridge: {err}") from err
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except RequestException as err:
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raise UpdateFailed(f"Error communicating with Bridge: {err}") from err
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ent_reg = er.async_get(self.hass)
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for event, device_ids in events.items():
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for device_id in device_ids:
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entity_id = ent_reg.async_get_entity_id(
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Platform.LOCK, DOMAIN, device_id
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)
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event_data = {
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"entity_id": entity_id,
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"type": event,
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}
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self.hass.bus.async_fire("nuki_event", event_data)
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def update_devices(self, devices: list[NukiDevice]) -> dict[str, set[str]]:
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"""Update the Nuki devices.
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Returns:
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A dict with the events to be fired. The event type is the key and the device ids are the value
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"""
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events: dict[str, set[str]] = defaultdict(set)
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for device in devices:
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for level in (False, True):
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try:
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if isinstance(device, NukiOpener):
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last_ring_action_state = device.ring_action_state
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device.update(level)
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if not last_ring_action_state and device.ring_action_state:
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events["ring"].add(device.nuki_id)
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else:
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device.update(level)
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except RequestException:
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continue
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if device.state not in ERROR_STATES:
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break
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return events
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