Files
home-assistant-envertech/custom_components/pv_microinverter/sensor.py
Adrian Rumpold 5180992e98
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Project skeleton
2025-04-07 11:09:27 +02:00

124 lines
3.8 KiB
Python

"""Sensor platform for PV Microinverter integration."""
from __future__ import annotations
import logging
from typing import Any, Final
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorStateClass,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import UnitOfEnergy, UnitOfPower
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .const import ATTR_LAST_UPDATED, DOMAIN, SENSOR_TYPES
from .coordinator import PVMicroinverterDataUpdateCoordinator
from .entity import PVMicroinverterEntity
_LOGGER = logging.getLogger(__name__)
# Map to convert API units to HA units
UNIT_MAP: Final = {
"W": UnitOfPower.WATT,
"kWh": UnitOfEnergy.KILO_WATT_HOUR,
}
async def async_setup_entry(
hass: HomeAssistant,
entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up PV Microinverter sensors based on a config entry."""
coordinator: PVMicroinverterDataUpdateCoordinator = hass.data[DOMAIN][
entry.entry_id
]
system_id = entry.data["system_id"]
entities = []
# Create a sensor entity for each sensor type
for sensor_key, sensor_info in SENSOR_TYPES.items():
entities.append(
PVMicroinverterSensor(
coordinator=coordinator,
system_id=system_id,
sensor_type=sensor_key,
sensor_info=sensor_info,
)
)
async_add_entities(entities, True)
class PVMicroinverterSensor(PVMicroinverterEntity, SensorEntity):
"""Representation of a PV Microinverter sensor."""
def __init__(
self,
coordinator: PVMicroinverterDataUpdateCoordinator,
system_id: str,
sensor_type: str,
sensor_info: dict[str, Any],
) -> None:
"""Initialize the sensor.
Args:
coordinator: The data update coordinator
system_id: The system identifier
sensor_type: The sensor type
sensor_info: The sensor information
"""
super().__init__(coordinator, system_id, sensor_type)
self._attr_name = sensor_info["name"]
self._attr_icon = sensor_info["icon"]
# Convert API units to HA units
unit = sensor_info["unit"]
self._attr_native_unit_of_measurement = UNIT_MAP.get(unit, unit)
# Set device class if available
device_class = sensor_info.get("device_class")
if device_class:
if device_class == "power":
self._attr_device_class = SensorDeviceClass.POWER
elif device_class == "energy":
self._attr_device_class = SensorDeviceClass.ENERGY
# Set state class if available
state_class = sensor_info.get("state_class")
if state_class:
if state_class == "measurement":
self._attr_state_class = SensorStateClass.MEASUREMENT
elif state_class == "total_increasing":
self._attr_state_class = SensorStateClass.TOTAL_INCREASING
@property
def native_value(self) -> float:
"""Return the state of the sensor."""
data = self.coordinator.data
if not data:
return None
if self._sensor_type == "current_power":
return data.current_power
elif self._sensor_type == "today_energy":
return data.today_energy
elif self._sensor_type == "lifetime_energy":
return data.lifetime_energy
return None
@property
def extra_state_attributes(self) -> dict[str, Any]:
"""Return the state attributes of the sensor."""
return {
ATTR_LAST_UPDATED: self.coordinator.data.last_updated
if self.coordinator.data
else None,
}