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core/homeassistant/components/greenwave/light.py
T
2026-04-30 21:14:48 +02:00

122 lines
4.0 KiB
Python

"""Support for Greenwave Reality (TCP Connected) lights."""
from datetime import timedelta
import logging
import os
from typing import Any
import greenwavereality as greenwave
import voluptuous as vol
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
PLATFORM_SCHEMA as LIGHT_PLATFORM_SCHEMA,
ColorMode,
LightEntity,
)
from homeassistant.const import CONF_HOST
from homeassistant.core import HomeAssistant
from homeassistant.helpers import config_validation as cv
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
from homeassistant.util import Throttle
_LOGGER = logging.getLogger(__name__)
CONF_VERSION = "version"
PLATFORM_SCHEMA = LIGHT_PLATFORM_SCHEMA.extend(
{vol.Required(CONF_HOST): cv.string, vol.Required(CONF_VERSION): cv.positive_int}
)
MIN_TIME_BETWEEN_UPDATES = timedelta(minutes=1)
def setup_platform(
hass: HomeAssistant,
config: ConfigType,
add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the Greenwave Reality Platform."""
host = config.get(CONF_HOST)
tokenfilename = hass.config.path(".greenwave")
if config.get(CONF_VERSION) == 3:
if os.path.exists(tokenfilename):
with open(tokenfilename, encoding="utf8") as tokenfile:
token = tokenfile.read()
else:
try:
token = greenwave.grab_token(host, "hass", "homeassistant")
except PermissionError:
_LOGGER.error("The Gateway Is Not In Sync Mode")
raise
with open(tokenfilename, "w+", encoding="utf8") as tokenfile:
tokenfile.write(token)
else:
token = None
bulbs = greenwave.grab_bulbs(host, token)
add_entities(
GreenwaveLight(device, host, token, GatewayData(host, token))
for device in bulbs.values()
)
class GreenwaveLight(LightEntity):
"""Representation of an Greenwave Reality Light."""
_attr_color_mode = ColorMode.BRIGHTNESS
_attr_supported_color_modes = {ColorMode.BRIGHTNESS}
def __init__(self, light, host, token, gatewaydata):
"""Initialize a Greenwave Reality Light."""
self._did = int(light["did"])
self._attr_name = light["name"]
self._attr_is_on = bool(int(light["state"]))
self._attr_brightness = greenwave.hass_brightness(light)
self._host = host
self._attr_available = greenwave.check_online(light)
self._token = token
self._gatewaydata = gatewaydata
def turn_on(self, **kwargs: Any) -> None:
"""Instruct the light to turn on."""
temp_brightness = int((kwargs.get(ATTR_BRIGHTNESS, 255) / 255) * 100)
greenwave.set_brightness(self._host, self._did, temp_brightness, self._token)
greenwave.turn_on(self._host, self._did, self._token)
def turn_off(self, **kwargs: Any) -> None:
"""Instruct the light to turn off."""
greenwave.turn_off(self._host, self._did, self._token)
def update(self) -> None:
"""Fetch new state data for this light."""
self._gatewaydata.update()
bulbs = self._gatewaydata.greenwave
self._attr_is_on = bool(int(bulbs[self._did]["state"]))
self._attr_brightness = greenwave.hass_brightness(bulbs[self._did])
self._attr_available = greenwave.check_online(bulbs[self._did])
self._attr_name = bulbs[self._did]["name"]
class GatewayData:
"""Handle Gateway data and limit updates."""
def __init__(self, host, token):
"""Initialize the data object."""
self._host = host
self._token = token
self._greenwave = greenwave.grab_bulbs(host, token)
@property
def greenwave(self):
"""Return Gateway API object."""
return self._greenwave
@Throttle(MIN_TIME_BETWEEN_UPDATES)
def update(self):
"""Get the latest data from the gateway."""
self._greenwave = greenwave.grab_bulbs(self._host, self._token)
return self._greenwave