96 lines
2.6 KiB
Python
96 lines
2.6 KiB
Python
"""Base class for IKEA TRADFRI."""
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from __future__ import annotations
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from abc import abstractmethod
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from collections.abc import Callable
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from functools import wraps
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import logging
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from typing import Any, cast
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from pytradfri.command import Command
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from pytradfri.device import Device
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from pytradfri.error import PytradfriError
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from homeassistant.core import callback
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from homeassistant.helpers.entity import DeviceInfo
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from .const import DOMAIN
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from .coordinator import TradfriDeviceDataUpdateCoordinator
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_LOGGER = logging.getLogger(__name__)
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def handle_error(
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func: Callable[[Command | list[Command]], Any]
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) -> Callable[[str], Any]:
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"""Handle tradfri api call error."""
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@wraps(func)
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async def wrapper(command: Command | list[Command]) -> None:
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"""Decorate api call."""
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try:
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await func(command)
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except PytradfriError as err:
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_LOGGER.error("Unable to execute command %s: %s", command, err)
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return wrapper
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class TradfriBaseEntity(CoordinatorEntity):
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"""Base Tradfri device."""
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coordinator: TradfriDeviceDataUpdateCoordinator
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def __init__(
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self,
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device_coordinator: TradfriDeviceDataUpdateCoordinator,
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gateway_id: str,
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api: Callable[[Command | list[Command]], Any],
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) -> None:
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"""Initialize a device."""
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super().__init__(device_coordinator)
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self._gateway_id = gateway_id
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self._device: Device = device_coordinator.data
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self._device_id = self._device.id
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self._api = handle_error(api)
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self._attr_name = self._device.name
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self._attr_unique_id = f"{self._gateway_id}-{self._device.id}"
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@abstractmethod
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@callback
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def _refresh(self) -> None:
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"""Refresh device data."""
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@callback
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def _handle_coordinator_update(self) -> None:
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"""
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Handle updated data from the coordinator.
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Tests fails without this method.
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"""
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self._refresh()
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super()._handle_coordinator_update()
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@property
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def device_info(self) -> DeviceInfo:
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"""Return the device info."""
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info = self._device.device_info
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return DeviceInfo(
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identifiers={(DOMAIN, self._device.id)},
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manufacturer=info.manufacturer,
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model=info.model_number,
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name=self._attr_name,
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sw_version=info.firmware_version,
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via_device=(DOMAIN, self._gateway_id),
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)
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@property
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def available(self) -> bool:
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"""Return if entity is available."""
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return cast(bool, self._device.reachable) and super().available
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