core/homeassistant/components/tradfri/switch.py

72 lines
2.4 KiB
Python

"""Support for IKEA Tradfri switches."""
from __future__ import annotations
from collections.abc import Callable
from typing import Any, cast
from pytradfri.command import Command
from homeassistant.components.switch import SwitchEntity
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .base_class import TradfriBaseDevice
from .const import CONF_GATEWAY_ID, DEVICES, DOMAIN, KEY_API
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Load Tradfri switches based on a config entry."""
gateway_id = config_entry.data[CONF_GATEWAY_ID]
tradfri_data = hass.data[DOMAIN][config_entry.entry_id]
api = tradfri_data[KEY_API]
devices = tradfri_data[DEVICES]
async_add_entities(
TradfriSwitch(dev, api, gateway_id) for dev in devices if dev.has_socket_control
)
class TradfriSwitch(TradfriBaseDevice, SwitchEntity):
"""The platform class required by Home Assistant."""
def __init__(
self,
device: Command,
api: Callable[[Command | list[Command]], Any],
gateway_id: str,
) -> None:
"""Initialize a switch."""
super().__init__(device, api, gateway_id)
self._attr_unique_id = f"{gateway_id}-{device.id}"
def _refresh(self, device: Command, write_ha: bool = True) -> None:
"""Refresh the switch data."""
# Caching of switch control and switch object
self._device_control = device.socket_control
self._device_data = device.socket_control.sockets[0]
super()._refresh(device, write_ha=write_ha)
@property
def is_on(self) -> bool:
"""Return true if switch is on."""
if not self._device_data:
return False
return cast(bool, self._device_data.state)
async def async_turn_off(self, **kwargs: Any) -> None:
"""Instruct the switch to turn off."""
if not self._device_control:
return None
await self._api(self._device_control.set_state(False))
async def async_turn_on(self, **kwargs: Any) -> None:
"""Instruct the switch to turn on."""
if not self._device_control:
return None
await self._api(self._device_control.set_state(True))