core/homeassistant/components/keba/sensor.py

135 lines
4.5 KiB
Python

"""Support for KEBA charging station sensors."""
from __future__ import annotations
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.const import UnitOfElectricCurrent, UnitOfEnergy, UnitOfPower
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
from . import DOMAIN, KebaHandler
async def async_setup_platform(
hass: HomeAssistant,
config: ConfigType,
async_add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the KEBA charging station platform."""
if discovery_info is None:
return
keba = hass.data[DOMAIN]
sensors = [
KebaSensor(
keba,
"max_current",
SensorEntityDescription(
key="Curr user",
name="Max Current",
native_unit_of_measurement=UnitOfElectricCurrent.AMPERE,
device_class=SensorDeviceClass.CURRENT,
),
),
KebaSensor(
keba,
"energy_target",
SensorEntityDescription(
key="Setenergy",
name="Energy Target",
native_unit_of_measurement=UnitOfEnergy.KILO_WATT_HOUR,
device_class=SensorDeviceClass.ENERGY,
),
),
KebaSensor(
keba,
"charging_power",
SensorEntityDescription(
key="P",
name="Charging Power",
native_unit_of_measurement=UnitOfPower.KILO_WATT,
device_class=SensorDeviceClass.POWER,
state_class=SensorStateClass.MEASUREMENT,
),
),
KebaSensor(
keba,
"session_energy",
SensorEntityDescription(
key="E pres", # codespell:ignore pres
name="Session Energy",
native_unit_of_measurement=UnitOfEnergy.KILO_WATT_HOUR,
device_class=SensorDeviceClass.ENERGY,
),
),
KebaSensor(
keba,
"total_energy",
SensorEntityDescription(
key="E total",
name="Total Energy",
native_unit_of_measurement=UnitOfEnergy.KILO_WATT_HOUR,
device_class=SensorDeviceClass.ENERGY,
state_class=SensorStateClass.TOTAL_INCREASING,
),
),
]
async_add_entities(sensors)
class KebaSensor(SensorEntity):
"""The entity class for KEBA charging stations sensors."""
_attr_should_poll = False
def __init__(
self,
keba: KebaHandler,
entity_type: str,
description: SensorEntityDescription,
) -> None:
"""Initialize the KEBA Sensor."""
self._keba = keba
self.entity_description = description
self._attr_name = f"{keba.device_name} {description.name}"
self._attr_unique_id = f"{keba.device_id}_{entity_type}"
self._attributes: dict[str, str] = {}
@property
def extra_state_attributes(self) -> dict[str, str]:
"""Return the state attributes of the binary sensor."""
return self._attributes
async def async_update(self) -> None:
"""Get latest cached states from the device."""
self._attr_native_value = self._keba.get_value(self.entity_description.key)
if self.entity_description.key == "P":
self._attributes["power_factor"] = self._keba.get_value("PF")
self._attributes["voltage_u1"] = str(self._keba.get_value("U1"))
self._attributes["voltage_u2"] = str(self._keba.get_value("U2"))
self._attributes["voltage_u3"] = str(self._keba.get_value("U3"))
self._attributes["current_i1"] = str(self._keba.get_value("I1"))
self._attributes["current_i2"] = str(self._keba.get_value("I2"))
self._attributes["current_i3"] = str(self._keba.get_value("I3"))
elif self.entity_description.key == "Curr user":
self._attributes["max_current_hardware"] = self._keba.get_value("Curr HW")
def update_callback(self) -> None:
"""Schedule a state update."""
self.async_schedule_update_ha_state(True)
async def async_added_to_hass(self) -> None:
"""Add update callback after being added to hass."""
self._keba.add_update_listener(self.update_callback)