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core/homeassistant/components/lunatone/light.py
2025-10-02 12:55:17 +01:00

104 lines
3.4 KiB
Python

"""Platform for Lunatone light integration."""
from __future__ import annotations
import asyncio
from typing import Any
from homeassistant.components.light import ColorMode, LightEntity
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from .const import DOMAIN
from .coordinator import LunatoneConfigEntry, LunatoneDevicesDataUpdateCoordinator
PARALLEL_UPDATES = 0
STATUS_UPDATE_DELAY = 0.04
async def async_setup_entry(
hass: HomeAssistant,
config_entry: LunatoneConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up the Lunatone Light platform."""
coordinator_info = config_entry.runtime_data.coordinator_info
coordinator_devices = config_entry.runtime_data.coordinator_devices
async_add_entities(
[
LunatoneLight(
coordinator_devices, device_id, coordinator_info.data.device.serial
)
for device_id in coordinator_devices.data
]
)
class LunatoneLight(
CoordinatorEntity[LunatoneDevicesDataUpdateCoordinator], LightEntity
):
"""Representation of a Lunatone light."""
_attr_color_mode = ColorMode.ONOFF
_attr_supported_color_modes = {ColorMode.ONOFF}
_attr_has_entity_name = True
_attr_name = None
_attr_should_poll = False
def __init__(
self,
coordinator: LunatoneDevicesDataUpdateCoordinator,
device_id: int,
interface_serial_number: int,
) -> None:
"""Initialize a LunatoneLight."""
super().__init__(coordinator=coordinator)
self._device_id = device_id
self._interface_serial_number = interface_serial_number
self._device = self.coordinator.data.get(self._device_id)
self._attr_unique_id = f"{interface_serial_number}-device{device_id}"
@property
def device_info(self) -> DeviceInfo:
"""Return the device info."""
assert self.unique_id
name = self._device.name if self._device is not None else None
return DeviceInfo(
identifiers={(DOMAIN, self.unique_id)},
name=name,
via_device=(DOMAIN, str(self._interface_serial_number)),
)
@property
def available(self) -> bool:
"""Return True if entity is available."""
return super().available and self._device is not None
@property
def is_on(self) -> bool:
"""Return True if light is on."""
return self._device is not None and self._device.is_on
@callback
def _handle_coordinator_update(self) -> None:
"""Handle updated data from the coordinator."""
self._device = self.coordinator.data.get(self._device_id)
self.async_write_ha_state()
async def async_turn_on(self, **kwargs: Any) -> None:
"""Instruct the light to turn on."""
assert self._device
await self._device.switch_on()
await asyncio.sleep(STATUS_UPDATE_DELAY)
await self.coordinator.async_refresh()
async def async_turn_off(self, **kwargs: Any) -> None:
"""Instruct the light to turn off."""
assert self._device
await self._device.switch_off()
await asyncio.sleep(STATUS_UPDATE_DELAY)
await self.coordinator.async_refresh()