core/homeassistant/components/rympro/sensor.py

94 lines
3.0 KiB
Python

"""Sensor for RymPro meters."""
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 UnitOfVolume
from homeassistant.core import HomeAssistant
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from .const import DOMAIN
from .coordinator import RymProDataUpdateCoordinator
@dataclass(kw_only=True, frozen=True)
class RymProSensorEntityDescription(SensorEntityDescription):
"""Class describing RymPro sensor entities."""
value_key: str
SENSOR_DESCRIPTIONS: tuple[RymProSensorEntityDescription, ...] = (
RymProSensorEntityDescription(
key="total_consumption",
translation_key="total_consumption",
state_class=SensorStateClass.TOTAL_INCREASING,
suggested_display_precision=3,
value_key="read",
),
RymProSensorEntityDescription(
key="monthly_forecast",
translation_key="monthly_forecast",
suggested_display_precision=3,
value_key="consumption_forecast",
),
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up sensors for device."""
coordinator: RymProDataUpdateCoordinator = hass.data[DOMAIN][config_entry.entry_id]
async_add_entities(
RymProSensor(coordinator, meter_id, description, config_entry.entry_id)
for meter_id, meter in coordinator.data.items()
for description in SENSOR_DESCRIPTIONS
)
class RymProSensor(CoordinatorEntity[RymProDataUpdateCoordinator], SensorEntity):
"""Sensor for RymPro meters."""
_attr_has_entity_name = True
_attr_device_class = SensorDeviceClass.WATER
_attr_native_unit_of_measurement = UnitOfVolume.CUBIC_METERS
entity_description: RymProSensorEntityDescription
def __init__(
self,
coordinator: RymProDataUpdateCoordinator,
meter_id: int,
description: RymProSensorEntityDescription,
entry_id: str,
) -> None:
"""Initialize sensor."""
super().__init__(coordinator)
self._meter_id = meter_id
unique_id = f"{entry_id}_{meter_id}"
self._attr_unique_id = f"{unique_id}_{description.key}"
self._attr_extra_state_attributes = {"meter_id": str(meter_id)}
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, unique_id)},
manufacturer="Read Your Meter Pro",
name=f"Meter {meter_id}",
)
self.entity_description = description
@property
def native_value(self) -> float | None:
"""Return the state of the sensor."""
return self.coordinator.data[self._meter_id][self.entity_description.value_key]