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mirror of https://github.com/home-assistant/core synced 2024-09-03 08:14:07 +02:00
ha-core/homeassistant/components/axis/light.py
2022-04-22 17:51:04 +02:00

111 lines
3.6 KiB
Python

"""Support for Axis lights."""
from axis.event_stream import CLASS_LIGHT
from homeassistant.components.light import ATTR_BRIGHTNESS, ColorMode, LightEntity
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .axis_base import AxisEventBase
from .const import DOMAIN as AXIS_DOMAIN
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up a Axis light."""
device = hass.data[AXIS_DOMAIN][config_entry.unique_id]
if (
device.api.vapix.light_control is None
or len(device.api.vapix.light_control) == 0
):
return
@callback
def async_add_sensor(event_id):
"""Add light from Axis device."""
event = device.api.event[event_id]
if event.CLASS == CLASS_LIGHT and event.TYPE == "Light":
async_add_entities([AxisLight(event, device)])
config_entry.async_on_unload(
async_dispatcher_connect(hass, device.signal_new_event, async_add_sensor)
)
class AxisLight(AxisEventBase, LightEntity):
"""Representation of a light Axis event."""
_attr_should_poll = True
def __init__(self, event, device):
"""Initialize the Axis light."""
super().__init__(event, device)
self.light_id = f"led{self.event.id}"
self.current_intensity = 0
self.max_intensity = 0
light_type = device.api.vapix.light_control[self.light_id].light_type
self._attr_name = f"{device.name} {light_type} {event.TYPE} {event.id}"
self._attr_supported_color_modes = {ColorMode.BRIGHTNESS}
self._attr_color_mode = ColorMode.BRIGHTNESS
async def async_added_to_hass(self) -> None:
"""Subscribe lights events."""
await super().async_added_to_hass()
current_intensity = (
await self.device.api.vapix.light_control.get_current_intensity(
self.light_id
)
)
self.current_intensity = current_intensity["data"]["intensity"]
max_intensity = await self.device.api.vapix.light_control.get_valid_intensity(
self.light_id
)
self.max_intensity = max_intensity["data"]["ranges"][0]["high"]
@property
def is_on(self):
"""Return true if light is on."""
return self.event.is_tripped
@property
def brightness(self):
"""Return the brightness of this light between 0..255."""
return int((self.current_intensity / self.max_intensity) * 255)
async def async_turn_on(self, **kwargs):
"""Turn on light."""
if not self.is_on:
await self.device.api.vapix.light_control.activate_light(self.light_id)
if ATTR_BRIGHTNESS in kwargs:
intensity = int((kwargs[ATTR_BRIGHTNESS] / 255) * self.max_intensity)
await self.device.api.vapix.light_control.set_manual_intensity(
self.light_id, intensity
)
async def async_turn_off(self, **kwargs):
"""Turn off light."""
if self.is_on:
await self.device.api.vapix.light_control.deactivate_light(self.light_id)
async def async_update(self):
"""Update brightness."""
current_intensity = (
await self.device.api.vapix.light_control.get_current_intensity(
self.light_id
)
)
self.current_intensity = current_intensity["data"]["intensity"]