mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
114 lines
3.9 KiB
Python
114 lines
3.9 KiB
Python
"""Support for LiteJet lights."""
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from __future__ import annotations
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import logging
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from typing import Any
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from pylitejet import LiteJet
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS,
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ATTR_TRANSITION,
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ColorMode,
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LightEntity,
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LightEntityFeature,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from .const import CONF_DEFAULT_TRANSITION, DOMAIN
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_LOGGER = logging.getLogger(__name__)
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ATTR_NUMBER = "number"
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up entry."""
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system: LiteJet = hass.data[DOMAIN]
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def get_entities(system: LiteJet) -> list[LiteJetLight]:
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entities = []
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for index in system.loads():
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name = system.get_load_name(index)
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entities.append(LiteJetLight(config_entry, system, index, name))
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return entities
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async_add_entities(await hass.async_add_executor_job(get_entities, system), True)
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class LiteJetLight(LightEntity):
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"""Representation of a single LiteJet light."""
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_attr_color_mode = ColorMode.BRIGHTNESS
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_attr_should_poll = False
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_attr_supported_color_modes = {ColorMode.BRIGHTNESS}
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_attr_supported_features = LightEntityFeature.TRANSITION
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def __init__(
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self, config_entry: ConfigEntry, litejet: LiteJet, index: int, name: str
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) -> None:
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"""Initialize a LiteJet light."""
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self._config_entry = config_entry
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self._lj = litejet
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self._index = index
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self._attr_brightness = 0
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self._attr_is_on = False
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self._attr_name = name
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self._attr_unique_id = f"{config_entry.entry_id}_{index}"
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self._attr_extra_state_attributes = {ATTR_NUMBER: self._index}
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async def async_added_to_hass(self) -> None:
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"""Run when this Entity has been added to HA."""
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self._lj.on_load_activated(self._index, self._on_load_changed)
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self._lj.on_load_deactivated(self._index, self._on_load_changed)
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async def async_will_remove_from_hass(self) -> None:
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"""Entity being removed from hass."""
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self._lj.unsubscribe(self._on_load_changed)
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def _on_load_changed(self) -> None:
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"""Handle state changes."""
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_LOGGER.debug("Updating due to notification for %s", self.name)
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self.schedule_update_ha_state(True)
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def turn_on(self, **kwargs: Any) -> None:
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"""Turn on the light."""
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# If neither attribute is specified then the simple activate load
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# LiteJet API will use the per-light default brightness and
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# transition values programmed in the LiteJet system.
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if ATTR_BRIGHTNESS not in kwargs and ATTR_TRANSITION not in kwargs:
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self._lj.activate_load(self._index)
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return
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# If either attribute is specified then Home Assistant must
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# control both values.
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default_transition = self._config_entry.options.get(CONF_DEFAULT_TRANSITION, 0)
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transition = kwargs.get(ATTR_TRANSITION, default_transition)
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brightness = int(kwargs.get(ATTR_BRIGHTNESS, 255) / 255 * 99)
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self._lj.activate_load_at(self._index, brightness, int(transition))
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def turn_off(self, **kwargs: Any) -> None:
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"""Turn off the light."""
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if ATTR_TRANSITION in kwargs:
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self._lj.activate_load_at(self._index, 0, kwargs[ATTR_TRANSITION])
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return
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# If transition attribute is not specified then the simple
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# deactivate load LiteJet API will use the per-light default
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# transition value programmed in the LiteJet system.
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self._lj.deactivate_load(self._index)
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def update(self) -> None:
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"""Retrieve the light's brightness from the LiteJet system."""
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self._attr_brightness = int(self._lj.get_load_level(self._index) / 99 * 255)
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self._attr_is_on = self.brightness != 0
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