core/homeassistant/components/zengge/light.py

140 lines
4.1 KiB
Python

"""Support for Zengge lights."""
from __future__ import annotations
import logging
from typing import Any
import voluptuous as vol
from zengge import zengge
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
ATTR_HS_COLOR,
ATTR_WHITE,
PLATFORM_SCHEMA as LIGHT_PLATFORM_SCHEMA,
ColorMode,
LightEntity,
)
from homeassistant.const import CONF_DEVICES, CONF_NAME
from homeassistant.core import HomeAssistant
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
import homeassistant.util.color as color_util
_LOGGER = logging.getLogger(__name__)
DEVICE_SCHEMA = vol.Schema({vol.Optional(CONF_NAME): cv.string})
PLATFORM_SCHEMA = LIGHT_PLATFORM_SCHEMA.extend(
{vol.Optional(CONF_DEVICES, default={}): {cv.string: DEVICE_SCHEMA}}
)
def setup_platform(
hass: HomeAssistant,
config: ConfigType,
add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the Zengge platform."""
lights = []
for address, device_config in config[CONF_DEVICES].items():
light = ZenggeLight(device_config[CONF_NAME], address)
if light.is_valid:
lights.append(light)
add_entities(lights, True)
class ZenggeLight(LightEntity):
"""Representation of a Zengge light."""
_attr_supported_color_modes = {ColorMode.HS, ColorMode.WHITE}
def __init__(self, name: str, address: str) -> None:
"""Initialize the light."""
self._attr_name = name
self._attr_unique_id = address
self.is_valid = True
self._bulb = zengge(address)
self._white = 0
self._attr_brightness = 0
self._attr_hs_color = (0, 0)
self._attr_is_on = False
if self._bulb.connect() is False:
self.is_valid = False
_LOGGER.error("Failed to connect to bulb %s, %s", address, name)
return
@property
def white_value(self) -> int:
"""Return the white property."""
return self._white
@property
def color_mode(self) -> ColorMode:
"""Return the current color mode."""
if self._white != 0:
return ColorMode.WHITE
return ColorMode.HS
def _set_rgb(self, red: int, green: int, blue: int) -> None:
"""Set the rgb state."""
self._bulb.set_rgb(red, green, blue)
def _set_white(self, white):
"""Set the white state."""
return self._bulb.set_white(white)
def turn_on(self, **kwargs: Any) -> None:
"""Turn the specified light on."""
self._attr_is_on = True
self._bulb.on()
hs_color = kwargs.get(ATTR_HS_COLOR)
white = kwargs.get(ATTR_WHITE)
brightness = kwargs.get(ATTR_BRIGHTNESS)
if white is not None:
# Change the bulb to white
self._attr_brightness = white
self._white = white
self._attr_hs_color = (0, 0)
if hs_color is not None:
# Change the bulb to hs
self._white = 0
self._attr_hs_color = hs_color
if brightness is not None:
self._attr_brightness = brightness
if self._white != 0:
self._set_white(self.brightness)
else:
assert self.hs_color is not None
assert self.brightness is not None
rgb = color_util.color_hsv_to_RGB(
self.hs_color[0], self.hs_color[1], self.brightness / 255 * 100
)
self._set_rgb(*rgb)
def turn_off(self, **kwargs: Any) -> None:
"""Turn the specified light off."""
self._attr_is_on = False
self._bulb.off()
def update(self) -> None:
"""Synchronise internal state with the actual light state."""
rgb = self._bulb.get_colour()
hsv = color_util.color_RGB_to_hsv(*rgb)
self._attr_hs_color = hsv[:2]
self._attr_brightness = int((hsv[2] / 100) * 255)
self._white = self._bulb.get_white()
if self._white:
self._attr_brightness = self._white
self._attr_is_on = self._bulb.get_on()