core/homeassistant/components/eliqonline/sensor.py

88 lines
2.8 KiB
Python

"""Monitors home energy use for the ELIQ Online service."""
from __future__ import annotations
from datetime import timedelta
import logging
import eliqonline
import voluptuous as vol
from homeassistant.components.sensor import (
PLATFORM_SCHEMA as SENSOR_PLATFORM_SCHEMA,
SensorDeviceClass,
SensorEntity,
SensorStateClass,
)
from homeassistant.const import CONF_ACCESS_TOKEN, CONF_NAME, UnitOfPower
from homeassistant.core import HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
_LOGGER = logging.getLogger(__name__)
CONF_CHANNEL_ID = "channel_id"
DEFAULT_NAME = "ELIQ Online"
SCAN_INTERVAL = timedelta(seconds=60)
PLATFORM_SCHEMA = SENSOR_PLATFORM_SCHEMA.extend(
{
vol.Required(CONF_ACCESS_TOKEN): cv.string,
vol.Required(CONF_CHANNEL_ID): cv.positive_int,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
}
)
async def async_setup_platform(
hass: HomeAssistant,
config: ConfigType,
async_add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the ELIQ Online sensor."""
access_token = config.get(CONF_ACCESS_TOKEN)
name = config.get(CONF_NAME, DEFAULT_NAME)
channel_id = config.get(CONF_CHANNEL_ID)
session = async_get_clientsession(hass)
api = eliqonline.API(session=session, access_token=access_token)
try:
_LOGGER.debug("Probing for access to ELIQ Online API")
await api.get_data_now(channelid=channel_id)
except OSError as error:
_LOGGER.error("Could not access the ELIQ Online API: %s", error)
return
async_add_entities([EliqSensor(api, channel_id, name)], True)
class EliqSensor(SensorEntity):
"""Implementation of an ELIQ Online sensor."""
_attr_device_class = SensorDeviceClass.POWER
_attr_native_unit_of_measurement = UnitOfPower.WATT
_attr_state_class = SensorStateClass.MEASUREMENT
def __init__(self, api, channel_id, name):
"""Initialize the sensor."""
self._attr_name = name
self._api = api
self._channel_id = channel_id
async def async_update(self) -> None:
"""Get the latest data."""
try:
response = await self._api.get_data_now(channelid=self._channel_id)
self._attr_native_value = int(response["power"])
_LOGGER.debug("Updated power from server %d W", self.native_value)
except KeyError:
_LOGGER.warning("Invalid response from ELIQ Online API")
except (OSError, TimeoutError) as error:
_LOGGER.warning("Could not connect to the ELIQ Online API: %s", error)