Add IntelliFire lights (#79816)

.coveragerc

@@ -583,6 +583,7 @@ omit =
     homeassistant/components/intellifire/coordinator.py
     homeassistant/components/intellifire/entity.py
     homeassistant/components/intellifire/fan.py
+    homeassistant/components/intellifire/light.py
     homeassistant/components/intellifire/number.py
     homeassistant/components/intellifire/sensor.py
     homeassistant/components/intellifire/switch.py

homeassistant/components/intellifire/__init__.py

@@ -24,6 +24,7 @@ PLATFORMS = [
     Platform.BINARY_SENSOR,
     Platform.CLIMATE,
     Platform.FAN,
+    Platform.LIGHT,
     Platform.NUMBER,
     Platform.SENSOR,
     Platform.SWITCH,

homeassistant/components/intellifire/light.py

@@ -0,0 +1,97 @@
+"""The IntelliFire Light."""
+from __future__ import annotations
+
+from collections.abc import Awaitable, Callable
+from dataclasses import dataclass
+from typing import Any
+
+from intellifire4py import IntellifireControlAsync, IntellifirePollData
+
+from homeassistant.components.light import (
+    ATTR_BRIGHTNESS,
+    ColorMode,
+    LightEntity,
+    LightEntityDescription,
+)
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .const import DOMAIN
+from .coordinator import IntellifireDataUpdateCoordinator
+from .entity import IntellifireEntity
+
+
+@dataclass
+class IntellifireLightRequiredKeysMixin:
+    """Required keys for fan entity."""
+
+    set_fn: Callable[[IntellifireControlAsync, int], Awaitable]
+    value_fn: Callable[[IntellifirePollData], bool]
+
+
+@dataclass
+class IntellifireLightEntityDescription(
+    LightEntityDescription, IntellifireLightRequiredKeysMixin
+):
+    """Describes a light entity."""
+
+
+INTELLIFIRE_LIGHTS: tuple[IntellifireLightEntityDescription, ...] = (
+    IntellifireLightEntityDescription(
+        key="lights",
+        name="Lights",
+        has_entity_name=True,
+        set_fn=lambda control_api, level: control_api.set_lights(level=level),
+        value_fn=lambda data: data.light_level,
+    ),
+)
+
+
+class IntellifireLight(IntellifireEntity, LightEntity):
+    """This is a Light entity for the fireplace."""
+
+    entity_description: IntellifireLightEntityDescription
+    _attr_color_mode = ColorMode.BRIGHTNESS
+    _attr_supported_color_modes = {ColorMode.BRIGHTNESS}
+
+    @property
+    def brightness(self):
+        """Return the current brightness 0-255."""
+        return 85 * self.entity_description.value_fn(self.coordinator.read_api.data)
+
+    @property
+    def is_on(self):
+        """Return true if light is on."""
+        return self.entity_description.value_fn(self.coordinator.read_api.data) >= 1
+
+    async def async_turn_on(self, **kwargs: Any) -> None:
+        """Instruct the light to turn on."""
+        if ATTR_BRIGHTNESS in kwargs:
+            light_level = int(kwargs[ATTR_BRIGHTNESS] / 85)
+        else:
+            light_level = 2
+
+        await self.entity_description.set_fn(self.coordinator.control_api, light_level)
+        await self.coordinator.async_request_refresh()
+
+    async def async_turn_off(self, **kwargs: Any) -> None:
+        """Instruct the light to turn off."""
+        await self.entity_description.set_fn(self.coordinator.control_api, 0)
+        await self.coordinator.async_request_refresh()
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    entry: ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    """Set up the fans."""
+    coordinator: IntellifireDataUpdateCoordinator = hass.data[DOMAIN][entry.entry_id]
+
+    if coordinator.data.has_light:
+        async_add_entities(
+            IntellifireLight(coordinator=coordinator, description=description)
+            for description in INTELLIFIRE_LIGHTS
+        )
+        return