Use the humidity value in Shelly Wall Display climate entity (#119830)

* Use the humidity value with the climate entity if available

* Update tests

* Use walrus

---------

Co-authored-by: Maciej Bieniek <478555+bieniu@users.noreply.github.com>

homeassistant/components/shelly/climate.py

@@ -468,6 +468,10 @@ class RpcClimate(ShellyRpcEntity, ClimateEntity):
             self._attr_hvac_modes = [HVACMode.OFF, HVACMode.COOL]
         else:
             self._attr_hvac_modes = [HVACMode.OFF, HVACMode.HEAT]
+        self._humidity_key: str | None = None
+        # Check if there is a corresponding humidity key for the thermostat ID
+        if (humidity_key := f"humidity:{id_}") in self.coordinator.device.status:
+            self._humidity_key = humidity_key
 
     @property
     def target_temperature(self) -> float | None:
@@ -479,6 +483,14 @@ class RpcClimate(ShellyRpcEntity, ClimateEntity):
         """Return current temperature."""
         return cast(float, self.status["current_C"])
 
+    @property
+    def current_humidity(self) -> float | None:
+        """Return current humidity."""
+        if self._humidity_key is None:
+            return None
+
+        return cast(float, self.coordinator.device.status[self._humidity_key]["rh"])
+
     @property
     def hvac_mode(self) -> HVACMode:
         """HVAC current mode."""

tests/components/shelly/conftest.py

@@ -254,6 +254,7 @@ MOCK_STATUS_RPC = {
         "current_C": 12.3,
         "output": True,
     },
+    "humidity:0": {"rh": 44.4},
     "sys": {
         "available_updates": {
             "beta": {"version": "some_beta_version"},

tests/components/shelly/test_climate.py

@@ -8,6 +8,7 @@ from aioshelly.exceptions import DeviceConnectionError, InvalidAuthError
 import pytest
 
 from homeassistant.components.climate import (
+    ATTR_CURRENT_HUMIDITY,
     ATTR_CURRENT_TEMPERATURE,
     ATTR_HVAC_ACTION,
     ATTR_HVAC_MODE,
@@ -610,6 +611,7 @@ async def test_rpc_climate_hvac_mode(
     assert state.attributes[ATTR_TEMPERATURE] == 23
     assert state.attributes[ATTR_CURRENT_TEMPERATURE] == 12.3
     assert state.attributes[ATTR_HVAC_ACTION] == HVACAction.HEATING
+    assert state.attributes[ATTR_CURRENT_HUMIDITY] == 44.4
 
     entry = entity_registry.async_get(ENTITY_ID)
     assert entry
@@ -620,6 +622,7 @@ async def test_rpc_climate_hvac_mode(
 
     state = hass.states.get(ENTITY_ID)
     assert state.attributes[ATTR_HVAC_ACTION] == HVACAction.IDLE
+    assert state.attributes[ATTR_CURRENT_HUMIDITY] == 44.4
 
     monkeypatch.setitem(mock_rpc_device.status["thermostat:0"], "enable", False)
     await hass.services.async_call(
@@ -637,6 +640,31 @@ async def test_rpc_climate_hvac_mode(
     assert state.state == HVACMode.OFF
 
 
+async def test_rpc_climate_without_humidity(
+    hass: HomeAssistant,
+    entity_registry: EntityRegistry,
+    mock_rpc_device: Mock,
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    """Test climate entity without the humidity value."""
+    new_status = deepcopy(mock_rpc_device.status)
+    new_status.pop("humidity:0")
+    monkeypatch.setattr(mock_rpc_device, "status", new_status)
+
+    await init_integration(hass, 2, model=MODEL_WALL_DISPLAY)
+
+    state = hass.states.get(ENTITY_ID)
+    assert state.state == HVACMode.HEAT
+    assert state.attributes[ATTR_TEMPERATURE] == 23
+    assert state.attributes[ATTR_CURRENT_TEMPERATURE] == 12.3
+    assert state.attributes[ATTR_HVAC_ACTION] == HVACAction.HEATING
+    assert ATTR_CURRENT_HUMIDITY not in state.attributes
+
+    entry = entity_registry.async_get(ENTITY_ID)
+    assert entry
+    assert entry.unique_id == "123456789ABC-thermostat:0"
+
+
 async def test_rpc_climate_set_temperature(
     hass: HomeAssistant, mock_rpc_device: Mock, monkeypatch: pytest.MonkeyPatch
 ) -> None: