mirror of https://github.com/home-assistant/core
119 lines
3.7 KiB
Python
119 lines
3.7 KiB
Python
"""Support for Axis lights."""
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from dataclasses import dataclass
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from typing import Any
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from axis.models.event import Event, EventTopic
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS,
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ColorMode,
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LightEntity,
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LightEntityDescription,
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)
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from . import AxisConfigEntry
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from .entity import TOPIC_TO_EVENT_TYPE, AxisEventDescription, AxisEventEntity
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from .hub import AxisHub
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@callback
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def light_name_fn(hub: AxisHub, event: Event) -> str:
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"""Provide Axis light entity name."""
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event_type = TOPIC_TO_EVENT_TYPE[event.topic_base]
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light_id = f"led{event.id}"
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light_type = hub.api.vapix.light_control[light_id].light_type
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return f"{light_type} {event_type} {event.id}"
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@dataclass(frozen=True, kw_only=True)
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class AxisLightDescription(AxisEventDescription, LightEntityDescription):
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"""Axis light entity description."""
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ENTITY_DESCRIPTIONS = (
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AxisLightDescription(
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key="Light state control",
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event_topic=EventTopic.LIGHT_STATUS,
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name_fn=light_name_fn,
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supported_fn=lambda hub, event: len(hub.api.vapix.light_control) > 0,
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: AxisConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up the Axis light platform."""
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config_entry.runtime_data.entity_loader.register_platform(
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async_add_entities, AxisLight, ENTITY_DESCRIPTIONS
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)
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class AxisLight(AxisEventEntity, LightEntity):
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"""Representation of an Axis light."""
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entity_description: AxisLightDescription
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_attr_should_poll = True
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_attr_color_mode = ColorMode.BRIGHTNESS
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_attr_supported_color_modes = {ColorMode.BRIGHTNESS}
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def __init__(
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self, hub: AxisHub, description: AxisLightDescription, event: Event
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) -> None:
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"""Initialize the Axis light."""
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super().__init__(hub, description, event)
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self._attr_is_on = event.is_tripped
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self._light_id = f"led{event.id}"
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self.current_intensity = 0
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self.max_intensity = 0
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async def async_added_to_hass(self) -> None:
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"""Subscribe lights events."""
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await super().async_added_to_hass()
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self.current_intensity = (
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await self.hub.api.vapix.light_control.get_current_intensity(self._light_id)
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)
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self.max_intensity = (
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await self.hub.api.vapix.light_control.get_valid_intensity(self._light_id)
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).high
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@callback
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def async_event_callback(self, event: Event) -> None:
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"""Update light state."""
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self._attr_is_on = event.is_tripped
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self.async_write_ha_state()
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@property
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def brightness(self) -> int:
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"""Return the brightness of this light between 0..255."""
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return int((self.current_intensity / self.max_intensity) * 255)
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async def async_turn_on(self, **kwargs: Any) -> None:
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"""Turn on light."""
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if not self.is_on:
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await self.hub.api.vapix.light_control.activate_light(self._light_id)
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if ATTR_BRIGHTNESS in kwargs:
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intensity = int((kwargs[ATTR_BRIGHTNESS] / 255) * self.max_intensity)
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await self.hub.api.vapix.light_control.set_manual_intensity(
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self._light_id, intensity
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)
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async def async_turn_off(self, **kwargs: Any) -> None:
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"""Turn off light."""
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if self.is_on:
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await self.hub.api.vapix.light_control.deactivate_light(self._light_id)
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async def async_update(self) -> None:
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"""Update brightness."""
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self.current_intensity = (
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await self.hub.api.vapix.light_control.get_current_intensity(self._light_id)
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)
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