core/homeassistant/components/hdmi_cec/switch.py

68 lines
2.2 KiB
Python

"""Support for HDMI CEC devices as switches."""
from __future__ import annotations
import logging
from typing import Any
from pycec.const import POWER_OFF, POWER_ON
from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN, SwitchEntity
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
from .const import ATTR_NEW, DOMAIN
from .entity import CecEntity
_LOGGER = logging.getLogger(__name__)
ENTITY_ID_FORMAT = SWITCH_DOMAIN + ".{}"
def setup_platform(
hass: HomeAssistant,
config: ConfigType,
add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Find and return HDMI devices as switches."""
if discovery_info and ATTR_NEW in discovery_info:
_LOGGER.debug("Setting up HDMI devices %s", discovery_info[ATTR_NEW])
entities = []
for device in discovery_info[ATTR_NEW]:
hdmi_device = hass.data[DOMAIN][device]
entities.append(CecSwitchEntity(hdmi_device, hdmi_device.logical_address))
add_entities(entities, True)
class CecSwitchEntity(CecEntity, SwitchEntity):
"""Representation of a HDMI device as a Switch."""
def __init__(self, device, logical) -> None:
"""Initialize the HDMI device."""
CecEntity.__init__(self, device, logical)
self.entity_id = f"{SWITCH_DOMAIN}.hdmi_{hex(self._logical_address)[2:]}"
def turn_on(self, **kwargs: Any) -> None:
"""Turn device on."""
self._device.turn_on()
self._attr_is_on = True
self.schedule_update_ha_state(force_refresh=False)
def turn_off(self, **kwargs: Any) -> None:
"""Turn device off."""
self._device.turn_off()
self._attr_is_on = False
self.schedule_update_ha_state(force_refresh=False)
def update(self) -> None:
"""Update device status."""
device = self._device
if device.power_status in {POWER_OFF, 3}:
self._attr_is_on = False
elif device.power_status in {POWER_ON, 4}:
self._attr_is_on = True
else:
_LOGGER.warning("Unknown state: %d", device.power_status)