core/homeassistant/components/acmeda/sensor.py

48 lines
1.4 KiB
Python

"""Support for Acmeda Roller Blind Batteries."""
from homeassistant.components.sensor import SensorEntity
from homeassistant.const import DEVICE_CLASS_BATTERY, PERCENTAGE
from homeassistant.core import callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from .base import AcmedaBase
from .const import ACMEDA_HUB_UPDATE, DOMAIN
from .helpers import async_add_acmeda_entities
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up the Acmeda Rollers from a config entry."""
hub = hass.data[DOMAIN][config_entry.entry_id]
current = set()
@callback
def async_add_acmeda_sensors():
async_add_acmeda_entities(
hass, AcmedaBattery, config_entry, current, async_add_entities
)
hub.cleanup_callbacks.append(
async_dispatcher_connect(
hass,
ACMEDA_HUB_UPDATE.format(config_entry.entry_id),
async_add_acmeda_sensors,
)
)
class AcmedaBattery(AcmedaBase, SensorEntity):
"""Representation of a Acmeda cover device."""
device_class = DEVICE_CLASS_BATTERY
unit_of_measurement = PERCENTAGE
@property
def name(self):
"""Return the name of roller."""
return f"{super().name} Battery"
@property
def state(self):
"""Return the state of the device."""
return self.roller.battery