Remote platform back-compat for custom components without RemoteEntityFeature (#106609)

homeassistant/components/remote/__init__.py

@@ -200,6 +200,19 @@ class RemoteEntity(ToggleEntity, cached_properties=CACHED_PROPERTIES_WITH_ATTR_)
         """Flag supported features."""
         return self._attr_supported_features
 
+    @property
+    def supported_features_compat(self) -> RemoteEntityFeature:
+        """Return the supported features as RemoteEntityFeature.
+
+        Remove this compatibility shim in 2025.1 or later.
+        """
+        features = self.supported_features
+        if type(features) is int:  # noqa: E721
+            new_features = RemoteEntityFeature(features)
+            self._report_deprecated_supported_features_values(new_features)
+            return new_features
+        return features
+
     @cached_property
     def current_activity(self) -> str | None:
         """Active activity."""
@@ -214,7 +227,7 @@ class RemoteEntity(ToggleEntity, cached_properties=CACHED_PROPERTIES_WITH_ATTR_)
     @property
     def state_attributes(self) -> dict[str, Any] | None:
         """Return optional state attributes."""
-        if RemoteEntityFeature.ACTIVITY not in self.supported_features:
+        if RemoteEntityFeature.ACTIVITY not in self.supported_features_compat:
             return None
 
         return {

tests/components/remote/test_init.py

@@ -150,3 +150,23 @@ def test_deprecated_constants(
 ) -> None:
     """Test deprecated constants."""
     import_and_test_deprecated_constant_enum(caplog, remote, enum, "SUPPORT_", "2025.1")
+
+
+def test_deprecated_supported_features_ints(caplog: pytest.LogCaptureFixture) -> None:
+    """Test deprecated supported features ints."""
+
+    class MockRemote(remote.RemoteEntity):
+        @property
+        def supported_features(self) -> int:
+            """Return supported features."""
+            return 1
+
+    entity = MockRemote()
+    assert entity.supported_features_compat is remote.RemoteEntityFeature(1)
+    assert "MockRemote" in caplog.text
+    assert "is using deprecated supported features values" in caplog.text
+    assert "Instead it should use" in caplog.text
+    assert "RemoteEntityFeature.LEARN_COMMAND" in caplog.text
+    caplog.clear()
+    assert entity.supported_features_compat is remote.RemoteEntityFeature(1)
+    assert "is using deprecated supported features values" not in caplog.text