core/homeassistant/components/hue/v2/light.py

253 lines
9.1 KiB
Python

"""Support for Hue lights."""
from __future__ import annotations
from typing import Any
from aiohue import HueBridgeV2
from aiohue.v2.controllers.events import EventType
from aiohue.v2.controllers.lights import LightsController
from aiohue.v2.models.feature import EffectStatus, TimedEffectStatus
from aiohue.v2.models.light import Light
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
ATTR_COLOR_TEMP,
ATTR_EFFECT,
ATTR_FLASH,
ATTR_TRANSITION,
ATTR_XY_COLOR,
COLOR_MODE_BRIGHTNESS,
COLOR_MODE_COLOR_TEMP,
COLOR_MODE_ONOFF,
COLOR_MODE_XY,
FLASH_SHORT,
SUPPORT_EFFECT,
SUPPORT_FLASH,
SUPPORT_TRANSITION,
LightEntity,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from ..bridge import HueBridge
from ..const import DOMAIN
from .entity import HueBaseEntity
from .helpers import (
normalize_hue_brightness,
normalize_hue_colortemp,
normalize_hue_transition,
)
EFFECT_NONE = "None"
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up Hue Light from Config Entry."""
bridge: HueBridge = hass.data[DOMAIN][config_entry.entry_id]
api: HueBridgeV2 = bridge.api
controller: LightsController = api.lights
@callback
def async_add_light(event_type: EventType, resource: Light) -> None:
"""Add Hue Light."""
light = HueLight(bridge, controller, resource)
async_add_entities([light])
# add all current items in controller
for light in controller:
async_add_light(EventType.RESOURCE_ADDED, resource=light)
# register listener for new lights
config_entry.async_on_unload(
controller.subscribe(async_add_light, event_filter=EventType.RESOURCE_ADDED)
)
class HueLight(HueBaseEntity, LightEntity):
"""Representation of a Hue light."""
def __init__(
self, bridge: HueBridge, controller: LightsController, resource: Light
) -> None:
"""Initialize the light."""
super().__init__(bridge, controller, resource)
if self.resource.alert and self.resource.alert.action_values:
self._attr_supported_features |= SUPPORT_FLASH
self.resource = resource
self.controller = controller
self._supported_color_modes = set()
if self.resource.supports_color:
self._supported_color_modes.add(COLOR_MODE_XY)
if self.resource.supports_color_temperature:
self._supported_color_modes.add(COLOR_MODE_COLOR_TEMP)
if self.resource.supports_dimming:
if len(self._supported_color_modes) == 0:
# only add color mode brightness if no color variants
self._supported_color_modes.add(COLOR_MODE_BRIGHTNESS)
# support transition if brightness control
self._attr_supported_features |= SUPPORT_TRANSITION
# get list of supported effects (combine effects and timed_effects)
self._attr_effect_list = []
if effects := resource.effects:
self._attr_effect_list = [
x.value for x in effects.status_values if x != EffectStatus.NO_EFFECT
]
if timed_effects := resource.timed_effects:
self._attr_effect_list += [
x.value
for x in timed_effects.status_values
if x != TimedEffectStatus.NO_EFFECT
]
if len(self._attr_effect_list) > 0:
self._attr_effect_list.insert(0, EFFECT_NONE)
self._attr_supported_features |= SUPPORT_EFFECT
@property
def brightness(self) -> int | None:
"""Return the brightness of this light between 0..255."""
if dimming := self.resource.dimming:
# Hue uses a range of [0, 100] to control brightness.
return round((dimming.brightness / 100) * 255)
return None
@property
def is_on(self) -> bool:
"""Return true if device is on (brightness above 0)."""
return self.resource.on.on
@property
def color_mode(self) -> str | None:
"""Return the color mode of the light."""
if color_temp := self.resource.color_temperature:
# Hue lights return `mired_valid` to indicate CT is active
if color_temp.mirek_valid and color_temp.mirek is not None:
return COLOR_MODE_COLOR_TEMP
if self.resource.supports_color:
return COLOR_MODE_XY
if self.resource.supports_dimming:
return COLOR_MODE_BRIGHTNESS
# fallback to on_off
return COLOR_MODE_ONOFF
@property
def xy_color(self) -> tuple[float, float] | None:
"""Return the xy color."""
if color := self.resource.color:
return (color.xy.x, color.xy.y)
return None
@property
def color_temp(self) -> int:
"""Return the color temperature."""
if color_temp := self.resource.color_temperature:
return color_temp.mirek
return 0
@property
def min_mireds(self) -> int:
"""Return the coldest color_temp that this light supports."""
if color_temp := self.resource.color_temperature:
return color_temp.mirek_schema.mirek_minimum
return 0
@property
def max_mireds(self) -> int:
"""Return the warmest color_temp that this light supports."""
if color_temp := self.resource.color_temperature:
return color_temp.mirek_schema.mirek_maximum
return 0
@property
def supported_color_modes(self) -> set | None:
"""Flag supported features."""
return self._supported_color_modes
@property
def extra_state_attributes(self) -> dict[str, str] | None:
"""Return the optional state attributes."""
return {
"mode": self.resource.mode.value,
"dynamics": self.resource.dynamics.status.value,
}
@property
def effect(self) -> str | None:
"""Return the current effect."""
if effects := self.resource.effects:
if effects.status != EffectStatus.NO_EFFECT:
return effects.status.value
if timed_effects := self.resource.timed_effects:
if timed_effects.status != TimedEffectStatus.NO_EFFECT:
return timed_effects.status.value
return EFFECT_NONE
async def async_turn_on(self, **kwargs: Any) -> None:
"""Turn the device on."""
transition = normalize_hue_transition(kwargs.get(ATTR_TRANSITION))
xy_color = kwargs.get(ATTR_XY_COLOR)
color_temp = normalize_hue_colortemp(kwargs.get(ATTR_COLOR_TEMP))
brightness = normalize_hue_brightness(kwargs.get(ATTR_BRIGHTNESS))
flash = kwargs.get(ATTR_FLASH)
effect = effect_str = kwargs.get(ATTR_EFFECT)
if effect_str == EFFECT_NONE:
effect = EffectStatus.NO_EFFECT
elif effect_str is not None:
# work out if we got a regular effect or timed effect
effect = EffectStatus(effect_str)
if effect == EffectStatus.UNKNOWN:
effect = TimedEffectStatus(effect_str)
if transition is None:
# a transition is required for timed effect, default to 10 minutes
transition = 600000
if flash is not None:
await self.async_set_flash(flash)
# flash can not be sent with other commands at the same time or result will be flaky
# Hue's default behavior is that a light returns to its previous state for short
# flash (identify) and the light is kept turned on for long flash (breathe effect)
# Why is this flash alert/effect hidden in the turn_on/off commands ?
return
await self.bridge.async_request_call(
self.controller.set_state,
id=self.resource.id,
on=True,
brightness=brightness,
color_xy=xy_color,
color_temp=color_temp,
transition_time=transition,
effect=effect,
)
async def async_turn_off(self, **kwargs: Any) -> None:
"""Turn the light off."""
transition = normalize_hue_transition(kwargs.get(ATTR_TRANSITION))
flash = kwargs.get(ATTR_FLASH)
if flash is not None:
await self.async_set_flash(flash)
# flash can not be sent with other commands at the same time or result will be flaky
# Hue's default behavior is that a light returns to its previous state for short
# flash (identify) and the light is kept turned on for long flash (breathe effect)
return
await self.bridge.async_request_call(
self.controller.set_state,
id=self.resource.id,
on=False,
transition_time=transition,
)
async def async_set_flash(self, flash: str) -> None:
"""Send flash command to light."""
await self.bridge.async_request_call(
self.controller.set_flash,
id=self.resource.id,
short=flash == FLASH_SHORT,
)