Add climate platform to Big Ass Fans (#72117)

.coveragerc

@@ -94,6 +94,7 @@ omit =
     homeassistant/components/azure_devops/sensor.py
     homeassistant/components/azure_service_bus/*
     homeassistant/components/baf/__init__.py
+    homeassistant/components/baf/climate.py
     homeassistant/components/baf/entity.py
     homeassistant/components/baf/fan.py
     homeassistant/components/baf/sensor.py

homeassistant/components/baf/__init__.py

@@ -14,7 +14,12 @@ from homeassistant.exceptions import ConfigEntryNotReady
 from .const import DOMAIN, QUERY_INTERVAL, RUN_TIMEOUT
 from .models import BAFData
 
-PLATFORMS: list[Platform] = [Platform.FAN, Platform.SENSOR, Platform.SWITCH]
+PLATFORMS: list[Platform] = [
+    Platform.CLIMATE,
+    Platform.FAN,
+    Platform.SENSOR,
+    Platform.SWITCH,
+]
 
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:

homeassistant/components/baf/climate.py

@@ -0,0 +1,60 @@
+"""Support for Big Ass Fans auto comfort."""
+from __future__ import annotations
+
+from typing import Any
+
+from homeassistant import config_entries
+from homeassistant.components.climate import (
+    ClimateEntity,
+    ClimateEntityFeature,
+    HVACAction,
+    HVACMode,
+)
+from homeassistant.const import ATTR_TEMPERATURE, TEMP_CELSIUS
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .const import DOMAIN
+from .entity import BAFEntity
+from .models import BAFData
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    entry: config_entries.ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    """Set up BAF fan auto comfort."""
+    data: BAFData = hass.data[DOMAIN][entry.entry_id]
+    if data.device.has_fan:
+        async_add_entities(
+            [BAFAutoComfort(data.device, f"{data.device.name} Auto Comfort")]
+        )
+
+
+class BAFAutoComfort(BAFEntity, ClimateEntity):
+    """BAF climate auto comfort."""
+
+    _attr_supported_features = ClimateEntityFeature.TARGET_TEMPERATURE
+    _attr_temperature_unit = TEMP_CELSIUS
+    _attr_hvac_modes = [HVACMode.OFF, HVACMode.FAN_ONLY]
+
+    @callback
+    def _async_update_attrs(self) -> None:
+        """Update attrs from device."""
+        device = self._device
+        auto_on = device.auto_comfort_enable
+        self._attr_hvac_mode = HVACMode.FAN_ONLY if auto_on else HVACMode.OFF
+        self._attr_hvac_action = HVACAction.FAN if device.speed else HVACAction.OFF
+        self._attr_target_temperature = device.comfort_ideal_temperature
+        self._attr_current_temperature = device.temperature
+
+    async def async_set_hvac_mode(self, hvac_mode: HVACMode) -> None:
+        """Set the HVAC mode."""
+        self._device.auto_comfort_enable = hvac_mode == HVACMode.FAN_ONLY
+
+    async def async_set_temperature(self, **kwargs: Any) -> None:
+        """Set the target temperature."""
+        if not self._device.auto_comfort_enable:
+            self._device.auto_comfort_enable = True
+        self._device.comfort_ideal_temperature = kwargs[ATTR_TEMPERATURE]