Deprecate SUPPORT_*-constants for Tradfri integration (#69368)

* Refactor constants

* Remove _LOGGER

* Fix sort order

* Refactor constats

* Run isort

* Remove SUPPORTED_ constants from Tradfri integration

* Remove constant

* Remove line

* Use brackets

* Add documentation

* Address review comments

homeassistant/components/tradfri/fan.py

@@ -7,11 +7,7 @@ from typing import Any, cast
 
 from pytradfri.command import Command
 
-from homeassistant.components.fan import (
-    SUPPORT_PRESET_MODE,
-    SUPPORT_SET_SPEED,
-    FanEntity,
-)
+from homeassistant.components.fan import FanEntity, FanEntityFeature
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -58,6 +54,8 @@ async def async_setup_entry(
 class TradfriAirPurifierFan(TradfriBaseEntity, FanEntity):
     """The platform class required by Home Assistant."""
 
+    _attr_supported_features = FanEntityFeature.PRESET_MODE | FanEntityFeature.SET_SPEED
+
     def __init__(
         self,
         device_coordinator: TradfriDeviceDataUpdateCoordinator,
@@ -78,11 +76,6 @@ class TradfriAirPurifierFan(TradfriBaseEntity, FanEntity):
         """Refresh the device."""
         self._device_data = self.coordinator.data.air_purifier_control.air_purifiers[0]
 
-    @property
-    def supported_features(self) -> int:
-        """Flag supported features."""
-        return SUPPORT_PRESET_MODE + SUPPORT_SET_SPEED
-
     @property
     def speed_count(self) -> int:
         """

homeassistant/components/tradfri/light.py

@@ -11,11 +11,11 @@ from homeassistant.components.light import (
     ATTR_COLOR_TEMP,
     ATTR_HS_COLOR,
     ATTR_TRANSITION,
-    SUPPORT_BRIGHTNESS,
-    SUPPORT_COLOR,
-    SUPPORT_COLOR_TEMP,
-    SUPPORT_TRANSITION,
+    COLOR_MODE_BRIGHTNESS,
+    COLOR_MODE_COLOR_TEMP,
+    COLOR_MODE_HS,
     LightEntity,
+    LightEntityFeature,
 )
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
@@ -26,8 +26,6 @@ from .base_class import TradfriBaseEntity
 from .const import CONF_GATEWAY_ID, COORDINATOR, COORDINATOR_LIST, DOMAIN, KEY_API
 from .coordinator import TradfriDeviceDataUpdateCoordinator
 
-SUPPORTED_LIGHT_FEATURES = SUPPORT_TRANSITION
-
 
 async def async_setup_entry(
     hass: HomeAssistant,
@@ -53,6 +51,8 @@ async def async_setup_entry(
 class TradfriLight(TradfriBaseEntity, LightEntity):
     """The platform class required by Home Assistant."""
 
+    _attr_supported_features = LightEntityFeature.TRANSITION
+
     def __init__(
         self,
         device_coordinator: TradfriDeviceDataUpdateCoordinator,
@@ -72,15 +72,19 @@ class TradfriLight(TradfriBaseEntity, LightEntity):
         self._attr_unique_id = f"light-{gateway_id}-{self._device_id}"
         self._hs_color = None
 
-        # Calculate supported features
-        _features = SUPPORTED_LIGHT_FEATURES
-        if self._device.light_control.can_set_dimmer:
-            _features |= SUPPORT_BRIGHTNESS
+        # Calculate supported color modes
+        self._attr_supported_color_modes = set()
         if self._device.light_control.can_set_color:
-            _features |= SUPPORT_COLOR | SUPPORT_COLOR_TEMP
+            self._attr_supported_color_modes.add(COLOR_MODE_HS)
         if self._device.light_control.can_set_temp:
-            _features |= SUPPORT_COLOR_TEMP
-        self._attr_supported_features = _features
+            self._attr_supported_color_modes.add(COLOR_MODE_COLOR_TEMP)
+        if (
+            not self._attr_supported_color_modes
+            and self._device.light_control.can_set_dimmer
+        ):
+            # Must be the only supported mode according to docs for
+            # COLOR_MODE_BRIGHTNESS
+            self._attr_supported_color_modes.add(COLOR_MODE_BRIGHTNESS)
 
         if self._device_control:
             self._attr_min_mireds = self._device_control.min_mireds