core/homeassistant/components/roomba/sensor.py

41 lines
1.3 KiB
Python

"""Sensor for checking the battery level of Roomba."""
from homeassistant.components.sensor import SensorDeviceClass, SensorEntity
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import PERCENTAGE, EntityCategory
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .const import BLID, DOMAIN, ROOMBA_SESSION
from .irobot_base import IRobotEntity
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the iRobot Roomba vacuum cleaner."""
domain_data = hass.data[DOMAIN][config_entry.entry_id]
roomba = domain_data[ROOMBA_SESSION]
blid = domain_data[BLID]
roomba_vac = RoombaBattery(roomba, blid)
async_add_entities([roomba_vac], True)
class RoombaBattery(IRobotEntity, SensorEntity):
"""Class to hold Roomba Sensor basic info."""
_attr_entity_category = EntityCategory.DIAGNOSTIC
_attr_device_class = SensorDeviceClass.BATTERY
_attr_native_unit_of_measurement = PERCENTAGE
@property
def unique_id(self):
"""Return the ID of this sensor."""
return f"battery_{self._blid}"
@property
def native_value(self):
"""Return the state of the sensor."""
return self._battery_level