core/homeassistant/components/guardian/sensor.py

150 lines
4.9 KiB
Python

"""Sensors for the Elexa Guardian integration."""
from __future__ import annotations
from dataclasses import dataclass
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import ELECTRIC_POTENTIAL_VOLT, TEMP_FAHRENHEIT, TIME_MINUTES
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity import EntityCategory
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import (
GuardianData,
PairedSensorEntity,
ValveControllerEntity,
ValveControllerEntityDescription,
)
from .const import (
API_SYSTEM_DIAGNOSTICS,
API_SYSTEM_ONBOARD_SENSOR_STATUS,
CONF_UID,
DOMAIN,
SIGNAL_PAIRED_SENSOR_COORDINATOR_ADDED,
)
SENSOR_KIND_BATTERY = "battery"
SENSOR_KIND_TEMPERATURE = "temperature"
SENSOR_KIND_UPTIME = "uptime"
@dataclass
class ValveControllerSensorDescription(
SensorEntityDescription, ValveControllerEntityDescription
):
"""Describe a Guardian valve controller sensor."""
PAIRED_SENSOR_DESCRIPTIONS = (
SensorEntityDescription(
key=SENSOR_KIND_BATTERY,
name="Battery",
device_class=SensorDeviceClass.VOLTAGE,
entity_category=EntityCategory.DIAGNOSTIC,
native_unit_of_measurement=ELECTRIC_POTENTIAL_VOLT,
),
SensorEntityDescription(
key=SENSOR_KIND_TEMPERATURE,
name="Temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=TEMP_FAHRENHEIT,
state_class=SensorStateClass.MEASUREMENT,
),
)
VALVE_CONTROLLER_DESCRIPTIONS = (
ValveControllerSensorDescription(
key=SENSOR_KIND_TEMPERATURE,
name="Temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=TEMP_FAHRENHEIT,
state_class=SensorStateClass.MEASUREMENT,
api_category=API_SYSTEM_ONBOARD_SENSOR_STATUS,
),
ValveControllerSensorDescription(
key=SENSOR_KIND_UPTIME,
name="Uptime",
icon="mdi:timer",
entity_category=EntityCategory.DIAGNOSTIC,
native_unit_of_measurement=TIME_MINUTES,
api_category=API_SYSTEM_DIAGNOSTICS,
),
)
async def async_setup_entry(
hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
) -> None:
"""Set up Guardian switches based on a config entry."""
data: GuardianData = hass.data[DOMAIN][entry.entry_id]
@callback
def add_new_paired_sensor(uid: str) -> None:
"""Add a new paired sensor."""
async_add_entities(
PairedSensorSensor(
entry, data.paired_sensor_manager.coordinators[uid], description
)
for description in PAIRED_SENSOR_DESCRIPTIONS
)
# Handle adding paired sensors after HASS startup:
entry.async_on_unload(
async_dispatcher_connect(
hass,
SIGNAL_PAIRED_SENSOR_COORDINATOR_ADDED.format(entry.data[CONF_UID]),
add_new_paired_sensor,
)
)
# Add all valve controller-specific binary sensors:
sensors: list[PairedSensorSensor | ValveControllerSensor] = [
ValveControllerSensor(entry, data.valve_controller_coordinators, description)
for description in VALVE_CONTROLLER_DESCRIPTIONS
]
# Add all paired sensor-specific binary sensors:
sensors.extend(
[
PairedSensorSensor(entry, coordinator, description)
for coordinator in data.paired_sensor_manager.coordinators.values()
for description in PAIRED_SENSOR_DESCRIPTIONS
]
)
async_add_entities(sensors)
class PairedSensorSensor(PairedSensorEntity, SensorEntity):
"""Define a binary sensor related to a Guardian valve controller."""
entity_description: SensorEntityDescription
@callback
def _async_update_from_latest_data(self) -> None:
"""Update the entity's underlying data."""
if self.entity_description.key == SENSOR_KIND_BATTERY:
self._attr_native_value = self.coordinator.data["battery"]
elif self.entity_description.key == SENSOR_KIND_TEMPERATURE:
self._attr_native_value = self.coordinator.data["temperature"]
class ValveControllerSensor(ValveControllerEntity, SensorEntity):
"""Define a generic Guardian sensor."""
entity_description: ValveControllerSensorDescription
@callback
def _async_update_from_latest_data(self) -> None:
"""Update the entity's underlying data."""
if self.entity_description.key == SENSOR_KIND_TEMPERATURE:
self._attr_native_value = self.coordinator.data["temperature"]
elif self.entity_description.key == SENSOR_KIND_UPTIME:
self._attr_native_value = self.coordinator.data["uptime"]