Add support to Lutron lights for color and temperature control (#109019)

* Add support to lutron lights for color and temperature control

* Fix review comments for adding color and temperature to Lutron lights

* Add eclair4151 as codeowner Lutron Caseta Integration

* Fix review comments for add color support for Lutron lights

* Code cleanup suggestions from PR review for adding color support for Lutron Lights

Co-authored-by: J. Nick Koston <nick@koston.org>

* Fix minor syntax errors from review comments for lutron light color support

* Fix review comments and code cleanup for Lutron light color support

---------

Co-authored-by: J. Nick Koston <nick@koston.org>

CODEOWNERS

@@ -768,8 +768,8 @@ build.json @home-assistant/supervisor
 /tests/components/lupusec/ @majuss @suaveolent
 /homeassistant/components/lutron/ @cdheiser @wilburCForce
 /tests/components/lutron/ @cdheiser @wilburCForce
-/homeassistant/components/lutron_caseta/ @swails @bdraco @danaues
-/tests/components/lutron_caseta/ @swails @bdraco @danaues
+/homeassistant/components/lutron_caseta/ @swails @bdraco @danaues @eclair4151
+/tests/components/lutron_caseta/ @swails @bdraco @danaues @eclair4151
 /homeassistant/components/lyric/ @timmo001
 /tests/components/lyric/ @timmo001
 /homeassistant/components/mastodon/ @fabaff

homeassistant/components/lutron_caseta/const.py

@@ -14,6 +14,9 @@ LUTRON_CASETA_BUTTON_EVENT = "lutron_caseta_button_event"
 
 BRIDGE_DEVICE_ID = "1"
 
+DEVICE_TYPE_WHITE_TUNE = "WhiteTune"
+DEVICE_TYPE_SPECTRUM_TUNE = "SpectrumTune"
+
 MANUFACTURER = "Lutron Electronics Co., Inc"
 
 ATTR_SERIAL = "serial"

homeassistant/components/lutron_caseta/light.py

@@ -2,9 +2,18 @@
 from datetime import timedelta
 from typing import Any
 
+from pylutron_caseta.color_value import (
+    ColorMode as LutronColorMode,
+    FullColorValue,
+    WarmCoolColorValue,
+)
+
 from homeassistant.components.light import (
     ATTR_BRIGHTNESS,
+    ATTR_COLOR_TEMP_KELVIN,
+    ATTR_HS_COLOR,
     ATTR_TRANSITION,
+    ATTR_WHITE,
     DOMAIN,
     ColorMode,
     LightEntity,
@@ -15,9 +24,24 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from . import LutronCasetaDeviceUpdatableEntity
-from .const import DOMAIN as CASETA_DOMAIN
+from .const import (
+    DEVICE_TYPE_SPECTRUM_TUNE,
+    DEVICE_TYPE_WHITE_TUNE,
+    DOMAIN as CASETA_DOMAIN,
+)
 from .models import LutronCasetaData
 
+SUPPORTED_COLOR_MODE_DICT = {
+    DEVICE_TYPE_SPECTRUM_TUNE: {
+        ColorMode.HS,
+        ColorMode.COLOR_TEMP,
+        ColorMode.WHITE,
+    },
+    DEVICE_TYPE_WHITE_TUNE: {ColorMode.COLOR_TEMP},
+}
+
+WARM_DEVICE_TYPES = {DEVICE_TYPE_WHITE_TUNE, DEVICE_TYPE_SPECTRUM_TUNE}
+
 
 def to_lutron_level(level):
     """Convert the given Home Assistant light level (0-255) to Lutron (0-100)."""
@@ -48,37 +72,158 @@ async def async_setup_entry(
 
 
 class LutronCasetaLight(LutronCasetaDeviceUpdatableEntity, LightEntity):
-    """Representation of a Lutron Light, including dimmable."""
+    """Representation of a Lutron Light, including dimmable, white tune, and spectrum tune."""
 
-    _attr_color_mode = ColorMode.BRIGHTNESS
-    _attr_supported_color_modes = {ColorMode.BRIGHTNESS}
     _attr_supported_features = LightEntityFeature.TRANSITION
 
+    def __init__(self, light: dict[str, Any], data: LutronCasetaData) -> None:
+        """Initialize the light and set the supported color modes.
+
+        :param light: The lutron light device to initialize.
+        :param data: The integration data
+        """
+        super().__init__(light, data)
+
+        self._attr_min_color_temp_kelvin = self._get_min_color_temp_kelvin(light)
+        self._attr_max_color_temp_kelvin = self._get_max_color_temp_kelvin(light)
+
+        light_type = light["type"]
+        self._attr_supported_color_modes = SUPPORTED_COLOR_MODE_DICT.get(
+            light_type, {ColorMode.BRIGHTNESS}
+        )
+
+        self.supports_warm_cool = light_type in WARM_DEVICE_TYPES
+        self.supports_warm_dim = light_type == DEVICE_TYPE_SPECTRUM_TUNE
+        self.supports_spectrum_tune = light_type == DEVICE_TYPE_SPECTRUM_TUNE
+
+    def _get_min_color_temp_kelvin(self, light: dict[str, Any]) -> int:
+        """Return minimum supported color temperature.
+
+        :param light: The light to get the minimum color temperature for.
+        """
+        white_tune_range = light.get("white_tuning_range")
+        # Default to 1.4k if not found
+        if white_tune_range is None or "Min" not in white_tune_range:
+            return 1400
+
+        return white_tune_range.get("Min")
+
+    def _get_max_color_temp_kelvin(self, light: dict[str, Any]) -> int:
+        """Return maximum supported color temperature.
+
+        :param light: The light to get the maximum color temperature for.
+        """
+        white_tune_range = light.get("white_tuning_range")
+        # Default to 10k if not found
+        if white_tune_range is None or "Max" not in white_tune_range:
+            return 10000
+
+        return white_tune_range.get("Max")
+
     @property
-    def brightness(self):
+    def brightness(self) -> int:
         """Return the brightness of the light."""
         return to_hass_level(self._device["current_state"])
 
-    async def _set_brightness(self, brightness, **kwargs):
+    async def _async_set_brightness(
+        self, brightness: int | None, color_value: LutronColorMode | None, **kwargs: Any
+    ) -> None:
         args = {}
         if ATTR_TRANSITION in kwargs:
             args["fade_time"] = timedelta(seconds=kwargs[ATTR_TRANSITION])
 
+        if brightness is not None:
+            brightness = to_lutron_level(brightness)
         await self._smartbridge.set_value(
-            self.device_id, to_lutron_level(brightness), **args
+            self.device_id, value=brightness, color_value=color_value, **args
+        )
+
+    async def _async_set_warm_dim(self, brightness: int | None, **kwargs: Any):
+        """Set the light to warm dim mode."""
+        set_warm_dim_kwargs: dict[str, Any] = {}
+        if ATTR_TRANSITION in kwargs:
+            set_warm_dim_kwargs["fade_time"] = timedelta(
+                seconds=kwargs[ATTR_TRANSITION]
+            )
+
+        if brightness is not None:
+            brightness = to_lutron_level(brightness)
+
+        await self._smartbridge.set_warm_dim(
+            self.device_id, brightness, **set_warm_dim_kwargs
         )
 
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn the light on."""
-        brightness = kwargs.pop(ATTR_BRIGHTNESS, 255)
+        # first check for "white mode" (WarmDim)
+        if (white_color := kwargs.get(ATTR_WHITE)) is not None:
+            await self._async_set_warm_dim(white_color)
+            return
 
-        await self._set_brightness(brightness, **kwargs)
+        brightness = kwargs.pop(ATTR_BRIGHTNESS, None)
+        color: LutronColorMode | None = None
+        hs_color: tuple[float, float] | None = kwargs.pop(ATTR_HS_COLOR, None)
+        kelvin_color: int | None = kwargs.pop(ATTR_COLOR_TEMP_KELVIN, None)
+
+        if hs_color is not None:
+            color = FullColorValue(hs_color[0], hs_color[1])
+        elif kelvin_color is not None:
+            color = WarmCoolColorValue(kelvin_color)
+
+        # if user is pressing on button nothing is set, so set brightness to 255
+        if color is None and brightness is None:
+            brightness = 255
+
+        await self._async_set_brightness(brightness, color, **kwargs)
 
     async def async_turn_off(self, **kwargs: Any) -> None:
         """Turn the light off."""
-        await self._set_brightness(0, **kwargs)
+        await self._async_set_brightness(0, None, **kwargs)
 
     @property
-    def is_on(self):
+    def color_mode(self) -> ColorMode:
+        """Return the current color mode of the light."""
+
+        currently_warm_dim = self._device.get("warm_dim", False)
+        if self.supports_warm_dim and currently_warm_dim:
+            return ColorMode.WHITE
+
+        current_color = self._device.get("color")
+        if self.supports_warm_cool and isinstance(current_color, WarmCoolColorValue):
+            return ColorMode.COLOR_TEMP
+
+        if self.supports_spectrum_tune and isinstance(current_color, FullColorValue):
+            return ColorMode.HS
+
+        return ColorMode.BRIGHTNESS
+
+    @property
+    def is_on(self) -> bool:
         """Return true if device is on."""
         return self._device["current_state"] > 0
+
+    @property
+    def hs_color(self) -> tuple[float, float] | None:
+        """Return the current color of the light."""
+        current_color: FullColorValue | WarmCoolColorValue | None = self._device.get(
+            "color"
+        )
+
+        # if bulb is set to full spectrum, return the hue and saturation
+        if isinstance(current_color, FullColorValue):
+            return (current_color.hue, current_color.saturation)
+
+        return None
+
+    @property
+    def color_temp_kelvin(self) -> int | None:
+        """Return the CT color value in kelvin."""
+        current_color: FullColorValue | WarmCoolColorValue | None = self._device.get(
+            "color"
+        )
+
+        # if bulb is set to warm cool mode, return the kelvin value
+        if isinstance(current_color, WarmCoolColorValue):
+            return current_color.kelvin
+
+        return None

homeassistant/components/lutron_caseta/manifest.json

@@ -1,7 +1,7 @@
 {
   "domain": "lutron_caseta",
   "name": "Lutron Cas\u00e9ta",
-  "codeowners": ["@swails", "@bdraco", "@danaues"],
+  "codeowners": ["@swails", "@bdraco", "@danaues", "@eclair4151"],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/lutron_caseta",
   "homekit": {