core/homeassistant/components/justnimbus/entity.py

37 lines
1003 B
Python

"""Base Entity for JustNimbus sensors."""
from __future__ import annotations
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from .const import DOMAIN
from .coordinator import JustNimbusCoordinator
class JustNimbusEntity(
CoordinatorEntity[JustNimbusCoordinator],
):
"""Defines a base JustNimbus entity."""
_attr_has_entity_name = True
def __init__(
self,
*,
device_id: str,
coordinator: JustNimbusCoordinator,
) -> None:
"""Initialize the JustNimbus entity."""
super().__init__(coordinator=coordinator)
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, device_id)},
name="JustNimbus Sensor",
manufacturer="JustNimbus",
)
@property
def available(self) -> bool:
"""Return device availability."""
return super().available and self.coordinator.data is not None