core/homeassistant/components/zha/light.py

224 lines
7.5 KiB
Python

"""Lights on Zigbee Home Automation networks."""
from __future__ import annotations
from collections.abc import Mapping
import functools
import logging
from typing import Any
from zha.application.platforms.light.const import (
ColorMode as ZhaColorMode,
LightEntityFeature as ZhaLightEntityFeature,
)
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
ATTR_COLOR_MODE,
ATTR_COLOR_TEMP_KELVIN,
ATTR_EFFECT,
ATTR_FLASH,
ATTR_TRANSITION,
ATTR_XY_COLOR,
ColorMode,
LightEntity,
LightEntityFeature,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import STATE_ON, Platform
from homeassistant.core import HomeAssistant, State, callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.util import color as color_util
from .entity import ZHAEntity
from .helpers import (
SIGNAL_ADD_ENTITIES,
EntityData,
async_add_entities as zha_async_add_entities,
convert_zha_error_to_ha_error,
get_zha_data,
)
ZHA_TO_HA_COLOR_MODE = {
ZhaColorMode.UNKNOWN: ColorMode.UNKNOWN,
ZhaColorMode.ONOFF: ColorMode.ONOFF,
ZhaColorMode.BRIGHTNESS: ColorMode.BRIGHTNESS,
ZhaColorMode.COLOR_TEMP: ColorMode.COLOR_TEMP,
ZhaColorMode.XY: ColorMode.XY,
}
HA_TO_ZHA_COLOR_MODE = {v: k for k, v in ZHA_TO_HA_COLOR_MODE.items()}
OFF_BRIGHTNESS = "off_brightness"
OFF_WITH_TRANSITION = "off_with_transition"
_LOGGER = logging.getLogger(__name__)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the Zigbee Home Automation light from config entry."""
zha_data = get_zha_data(hass)
entities_to_create = zha_data.platforms[Platform.LIGHT]
unsub = async_dispatcher_connect(
hass,
SIGNAL_ADD_ENTITIES,
functools.partial(
zha_async_add_entities, async_add_entities, Light, entities_to_create
),
)
config_entry.async_on_unload(unsub)
class Light(LightEntity, ZHAEntity):
"""Representation of a ZHA or ZLL light."""
def __init__(self, entity_data: EntityData) -> None:
"""Initialize the ZHA light."""
super().__init__(entity_data)
color_modes: set[ColorMode] = set()
has_brightness = False
for color_mode in self.entity_data.entity.supported_color_modes:
if color_mode == ZhaColorMode.BRIGHTNESS:
has_brightness = True
if color_mode not in (ZhaColorMode.BRIGHTNESS, ZhaColorMode.ONOFF):
color_modes.add(ZHA_TO_HA_COLOR_MODE[color_mode])
if color_modes:
self._attr_supported_color_modes = color_modes
elif has_brightness:
color_modes.add(ColorMode.BRIGHTNESS)
self._attr_supported_color_modes = color_modes
else:
color_modes.add(ColorMode.ONOFF)
self._attr_supported_color_modes = color_modes
features = LightEntityFeature(0)
zha_features: ZhaLightEntityFeature = self.entity_data.entity.supported_features
if ZhaLightEntityFeature.EFFECT in zha_features:
features |= LightEntityFeature.EFFECT
if ZhaLightEntityFeature.FLASH in zha_features:
features |= LightEntityFeature.FLASH
if ZhaLightEntityFeature.TRANSITION in zha_features:
features |= LightEntityFeature.TRANSITION
self._attr_supported_features = features
@property
def extra_state_attributes(self) -> Mapping[str, Any] | None:
"""Return entity specific state attributes."""
state = self.entity_data.entity.state
return {
"off_with_transition": state.get("off_with_transition"),
"off_brightness": state.get("off_brightness"),
}
@property
def is_on(self) -> bool:
"""Return true if entity is on."""
return self.entity_data.entity.is_on
@property
def brightness(self) -> int:
"""Return the brightness of this light."""
return self.entity_data.entity.brightness
@property
def max_color_temp_kelvin(self) -> int:
"""Return the coldest color_temp_kelvin that this light supports."""
return color_util.color_temperature_mired_to_kelvin(
self.entity_data.entity.min_mireds
)
@property
def min_color_temp_kelvin(self) -> int:
"""Return the warmest color_temp_kelvin that this light supports."""
return color_util.color_temperature_mired_to_kelvin(
self.entity_data.entity.max_mireds
)
@property
def xy_color(self) -> tuple[float, float] | None:
"""Return the xy color value [float, float]."""
return self.entity_data.entity.xy_color
@property
def color_temp_kelvin(self) -> int | None:
"""Return the color temperature value in Kelvin."""
return (
color_util.color_temperature_mired_to_kelvin(mireds)
if (mireds := self.entity_data.entity.color_temp)
else None
)
@property
def color_mode(self) -> ColorMode | None:
"""Return the color mode."""
if self.entity_data.entity.color_mode is None:
return None
return ZHA_TO_HA_COLOR_MODE[self.entity_data.entity.color_mode]
@property
def effect_list(self) -> list[str] | None:
"""Return the list of supported effects."""
return self.entity_data.entity.effect_list
@property
def effect(self) -> str | None:
"""Return the current effect."""
return self.entity_data.entity.effect
@convert_zha_error_to_ha_error
async def async_turn_on(self, **kwargs: Any) -> None:
"""Turn the entity on."""
color_temp = (
color_util.color_temperature_kelvin_to_mired(color_temp_k)
if (color_temp_k := kwargs.get(ATTR_COLOR_TEMP_KELVIN))
else None
)
await self.entity_data.entity.async_turn_on(
transition=kwargs.get(ATTR_TRANSITION),
brightness=kwargs.get(ATTR_BRIGHTNESS),
effect=kwargs.get(ATTR_EFFECT),
flash=kwargs.get(ATTR_FLASH),
color_temp=color_temp,
xy_color=kwargs.get(ATTR_XY_COLOR),
)
self.async_write_ha_state()
@convert_zha_error_to_ha_error
async def async_turn_off(self, **kwargs: Any) -> None:
"""Turn the entity off."""
await self.entity_data.entity.async_turn_off(
transition=kwargs.get(ATTR_TRANSITION)
)
self.async_write_ha_state()
@callback
def restore_external_state_attributes(self, state: State) -> None:
"""Restore entity state."""
color_temp = (
color_util.color_temperature_kelvin_to_mired(color_temp_k)
if (color_temp_k := state.attributes.get(ATTR_COLOR_TEMP_KELVIN))
else None
)
self.entity_data.entity.restore_external_state_attributes(
state=(state.state == STATE_ON),
off_with_transition=state.attributes.get(OFF_WITH_TRANSITION),
off_brightness=state.attributes.get(OFF_BRIGHTNESS),
brightness=state.attributes.get(ATTR_BRIGHTNESS),
color_temp=color_temp,
xy_color=state.attributes.get(ATTR_XY_COLOR),
color_mode=(
HA_TO_ZHA_COLOR_MODE[ColorMode(state.attributes[ATTR_COLOR_MODE])]
if state.attributes.get(ATTR_COLOR_MODE) is not None
else None
),
effect=state.attributes.get(ATTR_EFFECT),
)