mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
452 lines
18 KiB
Python
452 lines
18 KiB
Python
"""Support for KNX/IP lights."""
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from __future__ import annotations
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from typing import Any, Tuple, cast
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from xknx import XKNX
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from xknx.devices.light import Light as XknxLight, XYYColor
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from xknx.telegram.address import parse_device_group_address
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS,
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ATTR_COLOR_TEMP,
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ATTR_HS_COLOR,
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ATTR_RGB_COLOR,
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ATTR_RGBW_COLOR,
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ATTR_XY_COLOR,
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COLOR_MODE_BRIGHTNESS,
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COLOR_MODE_COLOR_TEMP,
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COLOR_MODE_HS,
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COLOR_MODE_ONOFF,
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COLOR_MODE_RGB,
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COLOR_MODE_RGBW,
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COLOR_MODE_XY,
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LightEntity,
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)
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from homeassistant.const import CONF_NAME
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers import entity_registry as er
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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import homeassistant.util.color as color_util
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from .const import DOMAIN, KNX_ADDRESS, ColorTempModes
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from .knx_entity import KnxEntity
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from .schema import LightSchema
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async def async_setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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async_add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up lights for KNX platform."""
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if not discovery_info or not discovery_info["platform_config"]:
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return
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platform_config = discovery_info["platform_config"]
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xknx: XKNX = hass.data[DOMAIN].xknx
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_async_migrate_unique_id(hass, platform_config)
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async_add_entities(
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KNXLight(xknx, entity_config) for entity_config in platform_config
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)
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@callback
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def _async_migrate_unique_id(
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hass: HomeAssistant, platform_config: list[ConfigType]
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) -> None:
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"""Change unique_ids used in 2021.4 to exchange individual color switch address for brightness address."""
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entity_registry = er.async_get(hass)
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for entity_config in platform_config:
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individual_colors_config = entity_config.get(LightSchema.CONF_INDIVIDUAL_COLORS)
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if individual_colors_config is None:
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continue
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try:
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ga_red_switch = individual_colors_config[LightSchema.CONF_RED][KNX_ADDRESS][
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0
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]
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ga_green_switch = individual_colors_config[LightSchema.CONF_GREEN][
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KNX_ADDRESS
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][0]
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ga_blue_switch = individual_colors_config[LightSchema.CONF_BLUE][
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KNX_ADDRESS
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][0]
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except KeyError:
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continue
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# normalize group address strings
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ga_red_switch = parse_device_group_address(ga_red_switch)
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ga_green_switch = parse_device_group_address(ga_green_switch)
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ga_blue_switch = parse_device_group_address(ga_blue_switch)
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# white config is optional so it has to be checked for `None` extra
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white_config = individual_colors_config.get(LightSchema.CONF_WHITE)
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white_switch = (
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white_config.get(KNX_ADDRESS) if white_config is not None else None
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)
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ga_white_switch = (
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parse_device_group_address(white_switch[0])
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if white_switch is not None
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else None
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)
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old_uid = (
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f"{ga_red_switch}_"
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f"{ga_green_switch}_"
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f"{ga_blue_switch}_"
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f"{ga_white_switch}"
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)
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entity_id = entity_registry.async_get_entity_id("light", DOMAIN, old_uid)
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if entity_id is None:
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continue
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ga_red_brightness = parse_device_group_address(
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individual_colors_config[LightSchema.CONF_RED][
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LightSchema.CONF_BRIGHTNESS_ADDRESS
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][0]
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)
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ga_green_brightness = parse_device_group_address(
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individual_colors_config[LightSchema.CONF_GREEN][
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LightSchema.CONF_BRIGHTNESS_ADDRESS
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][0]
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)
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ga_blue_brightness = parse_device_group_address(
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individual_colors_config[LightSchema.CONF_BLUE][
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LightSchema.CONF_BRIGHTNESS_ADDRESS
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][0]
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)
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new_uid = f"{ga_red_brightness}_{ga_green_brightness}_{ga_blue_brightness}"
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entity_registry.async_update_entity(entity_id, new_unique_id=new_uid)
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def _create_light(xknx: XKNX, config: ConfigType) -> XknxLight:
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"""Return a KNX Light device to be used within XKNX."""
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def individual_color_addresses(color: str, feature: str) -> Any | None:
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"""Load individual color address list from configuration structure."""
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if (
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LightSchema.CONF_INDIVIDUAL_COLORS not in config
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or color not in config[LightSchema.CONF_INDIVIDUAL_COLORS]
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):
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return None
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return config[LightSchema.CONF_INDIVIDUAL_COLORS][color].get(feature)
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group_address_tunable_white = None
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group_address_tunable_white_state = None
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group_address_color_temp = None
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group_address_color_temp_state = None
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if config[LightSchema.CONF_COLOR_TEMP_MODE] == ColorTempModes.ABSOLUTE:
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group_address_color_temp = config.get(LightSchema.CONF_COLOR_TEMP_ADDRESS)
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group_address_color_temp_state = config.get(
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LightSchema.CONF_COLOR_TEMP_STATE_ADDRESS
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)
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elif config[LightSchema.CONF_COLOR_TEMP_MODE] == ColorTempModes.RELATIVE:
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group_address_tunable_white = config.get(LightSchema.CONF_COLOR_TEMP_ADDRESS)
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group_address_tunable_white_state = config.get(
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LightSchema.CONF_COLOR_TEMP_STATE_ADDRESS
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)
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return XknxLight(
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xknx,
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name=config[CONF_NAME],
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group_address_switch=config.get(KNX_ADDRESS),
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group_address_switch_state=config.get(LightSchema.CONF_STATE_ADDRESS),
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group_address_brightness=config.get(LightSchema.CONF_BRIGHTNESS_ADDRESS),
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group_address_brightness_state=config.get(
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LightSchema.CONF_BRIGHTNESS_STATE_ADDRESS
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),
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group_address_color=config.get(LightSchema.CONF_COLOR_ADDRESS),
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group_address_color_state=config.get(LightSchema.CONF_COLOR_STATE_ADDRESS),
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group_address_rgbw=config.get(LightSchema.CONF_RGBW_ADDRESS),
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group_address_rgbw_state=config.get(LightSchema.CONF_RGBW_STATE_ADDRESS),
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group_address_hue=config.get(LightSchema.CONF_HUE_ADDRESS),
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group_address_hue_state=config.get(LightSchema.CONF_HUE_STATE_ADDRESS),
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group_address_saturation=config.get(LightSchema.CONF_SATURATION_ADDRESS),
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group_address_saturation_state=config.get(
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LightSchema.CONF_SATURATION_STATE_ADDRESS
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),
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group_address_xyy_color=config.get(LightSchema.CONF_XYY_ADDRESS),
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group_address_xyy_color_state=config.get(LightSchema.CONF_XYY_STATE_ADDRESS),
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group_address_tunable_white=group_address_tunable_white,
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group_address_tunable_white_state=group_address_tunable_white_state,
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group_address_color_temperature=group_address_color_temp,
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group_address_color_temperature_state=group_address_color_temp_state,
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group_address_switch_red=individual_color_addresses(
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LightSchema.CONF_RED, KNX_ADDRESS
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),
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group_address_switch_red_state=individual_color_addresses(
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LightSchema.CONF_RED, LightSchema.CONF_STATE_ADDRESS
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),
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group_address_brightness_red=individual_color_addresses(
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LightSchema.CONF_RED, LightSchema.CONF_BRIGHTNESS_ADDRESS
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),
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group_address_brightness_red_state=individual_color_addresses(
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LightSchema.CONF_RED, LightSchema.CONF_BRIGHTNESS_STATE_ADDRESS
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),
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group_address_switch_green=individual_color_addresses(
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LightSchema.CONF_GREEN, KNX_ADDRESS
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),
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group_address_switch_green_state=individual_color_addresses(
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LightSchema.CONF_GREEN, LightSchema.CONF_STATE_ADDRESS
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),
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group_address_brightness_green=individual_color_addresses(
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LightSchema.CONF_GREEN, LightSchema.CONF_BRIGHTNESS_ADDRESS
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),
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group_address_brightness_green_state=individual_color_addresses(
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LightSchema.CONF_GREEN, LightSchema.CONF_BRIGHTNESS_STATE_ADDRESS
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),
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group_address_switch_blue=individual_color_addresses(
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LightSchema.CONF_BLUE, KNX_ADDRESS
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),
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group_address_switch_blue_state=individual_color_addresses(
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LightSchema.CONF_BLUE, LightSchema.CONF_STATE_ADDRESS
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),
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group_address_brightness_blue=individual_color_addresses(
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LightSchema.CONF_BLUE, LightSchema.CONF_BRIGHTNESS_ADDRESS
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),
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group_address_brightness_blue_state=individual_color_addresses(
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LightSchema.CONF_BLUE, LightSchema.CONF_BRIGHTNESS_STATE_ADDRESS
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),
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group_address_switch_white=individual_color_addresses(
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LightSchema.CONF_WHITE, KNX_ADDRESS
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),
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group_address_switch_white_state=individual_color_addresses(
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LightSchema.CONF_WHITE, LightSchema.CONF_STATE_ADDRESS
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),
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group_address_brightness_white=individual_color_addresses(
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LightSchema.CONF_WHITE, LightSchema.CONF_BRIGHTNESS_ADDRESS
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),
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group_address_brightness_white_state=individual_color_addresses(
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LightSchema.CONF_WHITE, LightSchema.CONF_BRIGHTNESS_STATE_ADDRESS
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),
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min_kelvin=config[LightSchema.CONF_MIN_KELVIN],
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max_kelvin=config[LightSchema.CONF_MAX_KELVIN],
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)
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class KNXLight(KnxEntity, LightEntity):
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"""Representation of a KNX light."""
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_device: XknxLight
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def __init__(self, xknx: XKNX, config: ConfigType) -> None:
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"""Initialize of KNX light."""
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super().__init__(_create_light(xknx, config))
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self._max_kelvin: int = config[LightSchema.CONF_MAX_KELVIN]
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self._min_kelvin: int = config[LightSchema.CONF_MIN_KELVIN]
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self._attr_max_mireds = color_util.color_temperature_kelvin_to_mired(
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self._min_kelvin
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)
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self._attr_min_mireds = color_util.color_temperature_kelvin_to_mired(
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self._max_kelvin
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)
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self._attr_unique_id = self._device_unique_id()
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def _device_unique_id(self) -> str:
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"""Return unique id for this device."""
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if self._device.switch.group_address is not None:
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return f"{self._device.switch.group_address}"
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return (
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f"{self._device.red.brightness.group_address}_"
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f"{self._device.green.brightness.group_address}_"
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f"{self._device.blue.brightness.group_address}"
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)
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@property
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def is_on(self) -> bool:
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"""Return true if light is on."""
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return bool(self._device.state)
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@property
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def brightness(self) -> int | None:
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"""Return the brightness of this light between 0..255."""
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if self._device.supports_brightness:
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return self._device.current_brightness
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if self._device.current_xyy_color is not None:
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_, brightness = self._device.current_xyy_color
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return brightness
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if (rgb := self.rgb_color) is not None:
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return max(rgb)
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return None
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@property
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def rgb_color(self) -> tuple[int, int, int] | None:
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"""Return the rgb color value [int, int, int]."""
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if (rgbw := self.rgbw_color) is not None:
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# used in brightness calculation when no address is given
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return color_util.color_rgbw_to_rgb(*rgbw)
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if self._device.supports_color:
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rgb, _ = self._device.current_color
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return rgb
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return None
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@property
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def rgbw_color(self) -> tuple[int, int, int, int] | None:
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"""Return the rgbw color value [int, int, int, int]."""
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if self._device.supports_rgbw:
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rgb, white = self._device.current_color
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if rgb is not None and white is not None:
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return (*rgb, white)
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return None
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@property
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def hs_color(self) -> tuple[float, float] | None:
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"""Return the hue and saturation color value [float, float]."""
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# Hue is scaled 0..360 int encoded in 1 byte in KNX (-> only 256 possible values)
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# Saturation is scaled 0..100 int
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return self._device.current_hs_color
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@property
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def xy_color(self) -> tuple[float, float] | None:
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"""Return the xy color value [float, float]."""
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if self._device.current_xyy_color is not None:
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xy_color, _ = self._device.current_xyy_color
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return xy_color
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return None
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@property
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def color_temp(self) -> int | None:
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"""Return the color temperature in mireds."""
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if self._device.supports_color_temperature:
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kelvin = self._device.current_color_temperature
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# Avoid division by zero if actuator reported 0 Kelvin (e.g., uninitialized DALI-Gateway)
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if kelvin is not None and kelvin > 0:
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return color_util.color_temperature_kelvin_to_mired(kelvin)
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if self._device.supports_tunable_white:
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relative_ct = self._device.current_tunable_white
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if relative_ct is not None:
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# as KNX devices typically use Kelvin we use it as base for
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# calculating ct from percent
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return color_util.color_temperature_kelvin_to_mired(
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self._min_kelvin
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+ ((relative_ct / 255) * (self._max_kelvin - self._min_kelvin))
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)
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return None
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@property
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def color_mode(self) -> str | None:
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"""Return the color mode of the light."""
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if self._device.supports_xyy_color:
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return COLOR_MODE_XY
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if self._device.supports_hs_color:
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return COLOR_MODE_HS
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if self._device.supports_rgbw:
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return COLOR_MODE_RGBW
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if self._device.supports_color:
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return COLOR_MODE_RGB
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if (
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self._device.supports_color_temperature
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or self._device.supports_tunable_white
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):
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return COLOR_MODE_COLOR_TEMP
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if self._device.supports_brightness:
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return COLOR_MODE_BRIGHTNESS
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return COLOR_MODE_ONOFF
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@property
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def supported_color_modes(self) -> set | None:
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"""Flag supported color modes."""
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return {self.color_mode}
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async def async_turn_on(self, **kwargs: Any) -> None:
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"""Turn the light on."""
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brightness = kwargs.get(ATTR_BRIGHTNESS)
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mireds = kwargs.get(ATTR_COLOR_TEMP)
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rgb = kwargs.get(ATTR_RGB_COLOR)
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rgbw = kwargs.get(ATTR_RGBW_COLOR)
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hs_color = kwargs.get(ATTR_HS_COLOR)
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xy_color = kwargs.get(ATTR_XY_COLOR)
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if (
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not self.is_on
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and brightness is None
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and mireds is None
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and rgb is None
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and rgbw is None
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and hs_color is None
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and xy_color is None
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):
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await self._device.set_on()
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return
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async def set_color(
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rgb: tuple[int, int, int], white: int | None, brightness: int | None
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) -> None:
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"""Set color of light. Normalize colors for brightness when not writable."""
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if brightness:
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if self._device.brightness.writable:
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await self._device.set_color(rgb, white)
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await self._device.set_brightness(brightness)
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return
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rgb = cast(
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Tuple[int, int, int],
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tuple(color * brightness // 255 for color in rgb),
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)
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white = white * brightness // 255 if white is not None else None
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await self._device.set_color(rgb, white)
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# return after RGB(W) color has changed as it implicitly sets the brightness
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if rgbw is not None:
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await set_color(rgbw[:3], rgbw[3], brightness)
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return
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if rgb is not None:
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await set_color(rgb, None, brightness)
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return
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if mireds is not None:
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kelvin = int(color_util.color_temperature_mired_to_kelvin(mireds))
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kelvin = min(self._max_kelvin, max(self._min_kelvin, kelvin))
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if self._device.supports_color_temperature:
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await self._device.set_color_temperature(kelvin)
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elif self._device.supports_tunable_white:
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relative_ct = int(
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255
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* (kelvin - self._min_kelvin)
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/ (self._max_kelvin - self._min_kelvin)
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)
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await self._device.set_tunable_white(relative_ct)
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if xy_color is not None:
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await self._device.set_xyy_color(
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XYYColor(color=xy_color, brightness=brightness)
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)
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return
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if hs_color is not None:
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# round so only one telegram will be sent if the other matches state
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hue = round(hs_color[0])
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sat = round(hs_color[1])
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await self._device.set_hs_color((hue, sat))
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if brightness is not None:
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# brightness: 1..255; 0 brightness will call async_turn_off()
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if self._device.brightness.writable:
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await self._device.set_brightness(brightness)
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return
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# brightness without color in kwargs; set via color
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if self.color_mode == COLOR_MODE_XY:
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await self._device.set_xyy_color(XYYColor(brightness=brightness))
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return
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# default to white if color not known for RGB(W)
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if self.color_mode == COLOR_MODE_RGBW:
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rgbw = self.rgbw_color
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if not rgbw or not any(rgbw):
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await self._device.set_color((0, 0, 0), brightness)
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return
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await set_color(rgbw[:3], rgbw[3], brightness)
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return
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if self.color_mode == COLOR_MODE_RGB:
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rgb = self.rgb_color
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if not rgb or not any(rgb):
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await self._device.set_color((brightness, brightness, brightness))
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return
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await set_color(rgb, None, brightness)
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return
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async def async_turn_off(self, **kwargs: Any) -> None:
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"""Turn the light off."""
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await self._device.set_off()
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