core/homeassistant/components/iaqualink/sensor.py

60 lines
1.7 KiB
Python

"""Support for Aqualink temperature sensors."""
from __future__ import annotations
from iaqualink.device import AqualinkSensor
from homeassistant.components.sensor import (
DOMAIN as SENSOR_DOMAIN,
SensorDeviceClass,
SensorEntity,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import UnitOfTemperature
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .const import DOMAIN as AQUALINK_DOMAIN
from .entity import AqualinkEntity
PARALLEL_UPDATES = 0
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up discovered sensors."""
async_add_entities(
(HassAqualinkSensor(dev) for dev in hass.data[AQUALINK_DOMAIN][SENSOR_DOMAIN]),
True,
)
class HassAqualinkSensor(AqualinkEntity, SensorEntity):
"""Representation of a sensor."""
def __init__(self, dev: AqualinkSensor) -> None:
"""Initialize AquaLink sensor."""
super().__init__(dev)
self._attr_name = dev.label
if not dev.name.endswith("_temp"):
return
self._attr_device_class = SensorDeviceClass.TEMPERATURE
if dev.system.temp_unit == "F":
self._attr_native_unit_of_measurement = UnitOfTemperature.FAHRENHEIT
return
self._attr_native_unit_of_measurement = UnitOfTemperature.CELSIUS
@property
def native_value(self) -> int | float | None:
"""Return the state of the sensor."""
if self.dev.state == "":
return None
try:
return int(self.dev.state)
except ValueError:
return float(self.dev.state)