core/homeassistant/components/arve/entity.py

54 lines
1.5 KiB
Python

"""Arve base entity."""
from __future__ import annotations
from asyncarve import ArveDeviceInfo
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity import EntityDescription
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from .const import DOMAIN
from .coordinator import ArveCoordinator
class ArveDeviceEntity(CoordinatorEntity[ArveCoordinator]):
"""Defines a base Arve device entity."""
_attr_has_entity_name = True
def __init__(
self,
coordinator: ArveCoordinator,
description: EntityDescription,
serial_number: str,
) -> None:
"""Initialize the Arve device entity."""
super().__init__(coordinator)
self.device_serial_number = serial_number
self.entity_description = description
self._attr_unique_id = f"{serial_number}_{description.key}"
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, serial_number)},
manufacturer="Calanda Air AG",
model="Arve Sens Pro",
serial_number=serial_number,
name=self.device.info.name,
)
@property
def available(self) -> bool:
"""Check if device is available."""
return super()._attr_available and (
self.device_serial_number in self.coordinator.data
)
@property
def device(self) -> ArveDeviceInfo:
"""Returns device instance."""
return self.coordinator.data[self.device_serial_number]