core/homeassistant/components/control4/light.py

235 lines
7.6 KiB
Python

"""Platform for Control4 Lights."""
import asyncio
from datetime import timedelta
import logging
from pyControl4.error_handling import C4Exception
from pyControl4.light import C4Light
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
ATTR_TRANSITION,
SUPPORT_BRIGHTNESS,
SUPPORT_TRANSITION,
LightEntity,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_SCAN_INTERVAL
from homeassistant.core import HomeAssistant
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from . import Control4Entity, get_items_of_category
from .const import CONF_DIRECTOR, CONTROL4_ENTITY_TYPE, DOMAIN
from .director_utils import director_update_data
_LOGGER = logging.getLogger(__name__)
CONTROL4_CATEGORY = "lights"
CONTROL4_NON_DIMMER_VAR = "LIGHT_STATE"
CONTROL4_DIMMER_VAR = "LIGHT_LEVEL"
async def async_setup_entry(
hass: HomeAssistant, entry: ConfigEntry, async_add_entities
):
"""Set up Control4 lights from a config entry."""
entry_data = hass.data[DOMAIN][entry.entry_id]
scan_interval = entry_data[CONF_SCAN_INTERVAL]
_LOGGER.debug(
"Scan interval = %s",
scan_interval,
)
async def async_update_data_non_dimmer():
"""Fetch data from Control4 director for non-dimmer lights."""
try:
return await director_update_data(hass, entry, CONTROL4_NON_DIMMER_VAR)
except C4Exception as err:
raise UpdateFailed(f"Error communicating with API: {err}") from err
async def async_update_data_dimmer():
"""Fetch data from Control4 director for dimmer lights."""
try:
return await director_update_data(hass, entry, CONTROL4_DIMMER_VAR)
except C4Exception as err:
raise UpdateFailed(f"Error communicating with API: {err}") from err
non_dimmer_coordinator = DataUpdateCoordinator(
hass,
_LOGGER,
name="light",
update_method=async_update_data_non_dimmer,
update_interval=timedelta(seconds=scan_interval),
)
dimmer_coordinator = DataUpdateCoordinator(
hass,
_LOGGER,
name="light",
update_method=async_update_data_dimmer,
update_interval=timedelta(seconds=scan_interval),
)
# Fetch initial data so we have data when entities subscribe
await non_dimmer_coordinator.async_refresh()
await dimmer_coordinator.async_refresh()
items_of_category = await get_items_of_category(hass, entry, CONTROL4_CATEGORY)
entity_list = []
for item in items_of_category:
try:
if item["type"] == CONTROL4_ENTITY_TYPE:
item_name = item["name"]
item_id = item["id"]
item_parent_id = item["parentId"]
item_manufacturer = None
item_device_name = None
item_model = None
for parent_item in items_of_category:
if parent_item["id"] == item_parent_id:
item_manufacturer = parent_item["manufacturer"]
item_device_name = parent_item["name"]
item_model = parent_item["model"]
else:
continue
except KeyError:
_LOGGER.exception(
"Unknown device properties received from Control4: %s",
item,
)
continue
if item_id in dimmer_coordinator.data:
item_is_dimmer = True
item_coordinator = dimmer_coordinator
elif item_id in non_dimmer_coordinator.data:
item_is_dimmer = False
item_coordinator = non_dimmer_coordinator
else:
director = entry_data[CONF_DIRECTOR]
item_variables = await director.getItemVariables(item_id)
_LOGGER.warning(
"Couldn't get light state data for %s, skipping setup. Available variables from Control4: %s",
item_name,
item_variables,
)
continue
entity_list.append(
Control4Light(
entry_data,
entry,
item_coordinator,
item_name,
item_id,
item_device_name,
item_manufacturer,
item_model,
item_parent_id,
item_is_dimmer,
)
)
async_add_entities(entity_list, True)
class Control4Light(Control4Entity, LightEntity):
"""Control4 light entity."""
def __init__(
self,
entry_data: dict,
entry: ConfigEntry,
coordinator: DataUpdateCoordinator,
name: str,
idx: int,
device_name: str,
device_manufacturer: str,
device_model: str,
device_id: int,
is_dimmer: bool,
):
"""Initialize Control4 light entity."""
super().__init__(
entry_data,
entry,
coordinator,
name,
idx,
device_name,
device_manufacturer,
device_model,
device_id,
)
self._is_dimmer = is_dimmer
def create_api_object(self):
"""Create a pyControl4 device object.
This exists so the director token used is always the latest one, without needing to re-init the entire entity.
"""
return C4Light(self.entry_data[CONF_DIRECTOR], self._idx)
@property
def is_on(self):
"""Return whether this light is on or off."""
return self.coordinator.data[self._idx]["value"] > 0
@property
def brightness(self):
"""Return the brightness of this light between 0..255."""
if self._is_dimmer:
return round(self.coordinator.data[self._idx]["value"] * 2.55)
return None
@property
def supported_features(self) -> int:
"""Flag supported features."""
if self._is_dimmer:
return SUPPORT_BRIGHTNESS | SUPPORT_TRANSITION
return 0
async def async_turn_on(self, **kwargs) -> None:
"""Turn the entity on."""
c4_light = self.create_api_object()
if self._is_dimmer:
if ATTR_TRANSITION in kwargs:
transition_length = kwargs[ATTR_TRANSITION] * 1000
else:
transition_length = 0
if ATTR_BRIGHTNESS in kwargs:
brightness = (kwargs[ATTR_BRIGHTNESS] / 255) * 100
else:
brightness = 100
await c4_light.rampToLevel(brightness, transition_length)
else:
transition_length = 0
await c4_light.setLevel(100)
if transition_length == 0:
transition_length = 1000
delay_time = (transition_length / 1000) + 0.7
_LOGGER.debug("Delaying light update by %s seconds", delay_time)
await asyncio.sleep(delay_time)
await self.coordinator.async_request_refresh()
async def async_turn_off(self, **kwargs) -> None:
"""Turn the entity off."""
c4_light = self.create_api_object()
if self._is_dimmer:
if ATTR_TRANSITION in kwargs:
transition_length = kwargs[ATTR_TRANSITION] * 1000
else:
transition_length = 0
await c4_light.rampToLevel(0, transition_length)
else:
transition_length = 0
await c4_light.setLevel(0)
if transition_length == 0:
transition_length = 1500
delay_time = (transition_length / 1000) + 0.7
_LOGGER.debug("Delaying light update by %s seconds", delay_time)
await asyncio.sleep(delay_time)
await self.coordinator.async_request_refresh()