core/homeassistant/components/ambient_station/entity.py

72 lines
2.3 KiB
Python

"""Base entity Ambient Weather Station Service."""
from __future__ import annotations
from aioambient.util import get_public_device_id
from homeassistant.core import callback
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity import Entity, EntityDescription
from . import AmbientStation
from .const import ATTR_LAST_DATA, DOMAIN, TYPE_SOLARRADIATION, TYPE_SOLARRADIATION_LX
class AmbientWeatherEntity(Entity):
"""Define a base Ambient PWS entity."""
_attr_has_entity_name = True
_attr_should_poll = False
def __init__(
self,
ambient: AmbientStation,
mac_address: str,
station_name: str,
description: EntityDescription,
) -> None:
"""Initialize the entity."""
self._ambient = ambient
public_device_id = get_public_device_id(mac_address)
self._attr_device_info = DeviceInfo(
configuration_url=(
f"https://ambientweather.net/dashboard/{public_device_id}"
),
identifiers={(DOMAIN, mac_address)},
manufacturer="Ambient Weather",
name=station_name.capitalize(),
)
self._attr_unique_id = f"{mac_address}_{description.key}"
self._mac_address = mac_address
self.entity_description = description
@callback
def _async_update(self) -> None:
"""Update the state."""
last_data = self._ambient.stations[self._mac_address][ATTR_LAST_DATA]
key = self.entity_description.key
available_key = TYPE_SOLARRADIATION if key == TYPE_SOLARRADIATION_LX else key
self._attr_available = last_data.get(available_key) is not None
self.update_from_latest_data()
self.async_write_ha_state()
async def async_added_to_hass(self) -> None:
"""Register callbacks."""
self.async_on_remove(
async_dispatcher_connect(
self.hass,
f"ambient_station_data_update_{self._mac_address}",
self._async_update,
)
)
self.update_from_latest_data()
@callback
def update_from_latest_data(self) -> None:
"""Update the entity from the latest data."""
raise NotImplementedError