Remove color temperature workaround in Hue integration (#68531)

homeassistant/components/hue/v2/light.py

@@ -95,9 +95,6 @@ class HueLight(HueBaseEntity, LightEntity):
                 self._supported_color_modes.add(COLOR_MODE_BRIGHTNESS)
             # support transition if brightness control
             self._attr_supported_features |= SUPPORT_TRANSITION
-        self._last_xy: tuple[float, float] | None = self.xy_color
-        self._last_color_temp: int = self.color_temp
-        self._set_color_mode()
 
     @property
     def brightness(self) -> int | None:
@@ -112,6 +109,20 @@ class HueLight(HueBaseEntity, LightEntity):
         """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."""
@@ -153,11 +164,6 @@ class HueLight(HueBaseEntity, LightEntity):
             "dynamics": self.resource.dynamics.status.value,
         }
 
-    @callback
-    def on_update(self) -> None:
-        """Call on update event."""
-        self._set_color_mode()
-
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn the device on."""
         transition = normalize_hue_transition(kwargs.get(ATTR_TRANSITION))
@@ -212,43 +218,3 @@ class HueLight(HueBaseEntity, LightEntity):
             id=self.resource.id,
             short=flash == FLASH_SHORT,
         )
-
-    @callback
-    def _set_color_mode(self) -> None:
-        """Set current colormode of light."""
-        last_xy = self._last_xy
-        last_color_temp = self._last_color_temp
-        self._last_xy = self.xy_color
-        self._last_color_temp = self.color_temp
-
-        # Certified Hue lights return `mired_valid` to indicate CT is active
-        if color_temp := self.resource.color_temperature:
-            if color_temp.mirek_valid and color_temp.mirek is not None:
-                self._attr_color_mode = COLOR_MODE_COLOR_TEMP
-                return
-
-        # Non-certified lights do not report their current color mode correctly
-        # so we keep track of the color values to determine which is active
-        if last_color_temp != self.color_temp:
-            self._attr_color_mode = COLOR_MODE_COLOR_TEMP
-            return
-        if last_xy != self.xy_color:
-            self._attr_color_mode = COLOR_MODE_XY
-            return
-
-        # if we didn't detect any changes, abort and use previous values
-        if self._attr_color_mode is not None:
-            return
-
-        # color mode not yet determined, work it out here
-        # Note that for lights that do not correctly report `mirek_valid`
-        # we might have an invalid startup state which will be auto corrected
-        if self.resource.supports_color:
-            self._attr_color_mode = COLOR_MODE_XY
-        elif self.resource.supports_color_temperature:
-            self._attr_color_mode = COLOR_MODE_COLOR_TEMP
-        elif self.resource.supports_dimming:
-            self._attr_color_mode = COLOR_MODE_BRIGHTNESS
-        else:
-            # fallback to on_off
-            self._attr_color_mode = COLOR_MODE_ONOFF