Fix lyric TCC set temperature when in Auto mode (#106853)

homeassistant/components/lyric/climate.py

@@ -182,6 +182,12 @@ class LyricClimate(LyricDeviceEntity, ClimateEntity):
         device: LyricDevice,
     ) -> None:
         """Initialize Honeywell Lyric climate entity."""
+        # Define thermostat type (TCC - e.g., Lyric round; LCC - e.g., T5,6)
+        if device.changeableValues.thermostatSetpointStatus:
+            self._attr_thermostat_type = LyricThermostatType.LCC
+        else:
+            self._attr_thermostat_type = LyricThermostatType.TCC
+
         # Use the native temperature unit from the device settings
         if device.units == "Fahrenheit":
             self._attr_temperature_unit = UnitOfTemperature.FAHRENHEIT
@@ -207,12 +213,10 @@ class LyricClimate(LyricDeviceEntity, ClimateEntity):
             self._attr_hvac_modes.append(HVACMode.HEAT_COOL)
 
         # Setup supported features
-        if device.changeableValues.thermostatSetpointStatus:
+        if self._attr_thermostat_type is LyricThermostatType.LCC:
             self._attr_supported_features = SUPPORT_FLAGS_LCC
-            self._attr_thermostat_type = LyricThermostatType.LCC
         else:
             self._attr_supported_features = SUPPORT_FLAGS_TCC
-            self._attr_thermostat_type = LyricThermostatType.TCC
 
         # Setup supported fan modes
         if device_fan_modes := device.settings.attributes.get("fan", {}).get(
@@ -328,20 +332,19 @@ class LyricClimate(LyricDeviceEntity, ClimateEntity):
         target_temp_low = kwargs.get(ATTR_TARGET_TEMP_LOW)
         target_temp_high = kwargs.get(ATTR_TARGET_TEMP_HIGH)
 
-        if device.changeableValues.autoChangeoverActive:
+        if device.changeableValues.mode == LYRIC_HVAC_MODE_HEAT_COOL:
             if target_temp_low is None or target_temp_high is None:
                 raise HomeAssistantError(
                     "Could not find target_temp_low and/or target_temp_high in"
                     " arguments"
                 )
 
-            # If the device supports "Auto" mode, don't pass the mode when setting the
-            # temperature
-            mode = (
-                None
-                if device.changeableValues.mode == LYRIC_HVAC_MODE_HEAT_COOL
-                else HVAC_MODES[device.changeableValues.heatCoolMode]
-            )
+            # If TCC device pass the heatCoolMode value, otherwise
+            # if LCC device can skip the mode altogether
+            if self._attr_thermostat_type is LyricThermostatType.TCC:
+                mode = HVAC_MODES[device.changeableValues.heatCoolMode]
+            else:
+                mode = None
 
             _LOGGER.debug("Set temperature: %s - %s", target_temp_low, target_temp_high)
             try:
@@ -385,12 +388,12 @@ class LyricClimate(LyricDeviceEntity, ClimateEntity):
         await self.coordinator.async_refresh()
 
     async def _async_set_hvac_mode_tcc(self, hvac_mode: HVACMode) -> None:
+        """Set hvac mode for TCC devices (e.g., Lyric round)."""
         if LYRIC_HVAC_MODES[hvac_mode] == LYRIC_HVAC_MODE_HEAT_COOL:
             # If the system is off, turn it to Heat first then to Auto,
-            # otherwise it turns to.
-            # Auto briefly and then reverts to Off (perhaps related to
-            # heatCoolMode). This is the behavior that happens with the
-            # native app as well, so likely a bug in the api itself
+            # otherwise it turns to Auto briefly and then reverts to Off.
+            # This is the behavior that happens with the native app as well,
+            # so likely a bug in the api itself.
             if HVAC_MODES[self.device.changeableValues.mode] == HVACMode.OFF:
                 _LOGGER.debug(
                     "HVAC mode passed to lyric: %s",