core/homeassistant/components/smarttub/entity.py

57 lines
1.6 KiB
Python

"""Base classes for SmartTub entities."""
import smarttub
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.update_coordinator import (
CoordinatorEntity,
DataUpdateCoordinator,
)
from .const import DOMAIN
from .helpers import get_spa_name
class SmartTubEntity(CoordinatorEntity):
"""Base class for SmartTub entities."""
def __init__(
self, coordinator: DataUpdateCoordinator, spa: smarttub.Spa, entity_name
) -> None:
"""Initialize the entity.
Given a spa id and a short name for the entity, we provide basic device
info, name, unique id, etc. for all derived entities.
"""
super().__init__(coordinator)
self.spa = spa
self._attr_unique_id = f"{spa.id}-{entity_name}"
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, spa.id)},
manufacturer=spa.brand,
model=spa.model,
)
spa_name = get_spa_name(self.spa)
self._attr_name = f"{spa_name} {entity_name}"
@property
def spa_status(self) -> smarttub.SpaState:
"""Retrieve the result of Spa.get_status()."""
return self.coordinator.data[self.spa.id].get("status")
class SmartTubSensorBase(SmartTubEntity):
"""Base class for SmartTub sensors."""
def __init__(self, coordinator, spa, sensor_name, state_key):
"""Initialize the entity."""
super().__init__(coordinator, spa, sensor_name)
self._state_key = state_key
@property
def _state(self):
"""Retrieve the underlying state from the spa."""
return getattr(self.spa_status, self._state_key)