core/homeassistant/components/nanoleaf/__init__.py

67 lines
2.1 KiB
Python

"""The Nanoleaf integration."""
from __future__ import annotations
import asyncio
from dataclasses import dataclass
from aionanoleaf import EffectsEvent, InvalidToken, Nanoleaf, StateEvent, Unavailable
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_HOST, CONF_TOKEN, Platform
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryAuthFailed, ConfigEntryNotReady
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.dispatcher import async_dispatcher_send
from .const import DOMAIN
PLATFORMS = [Platform.BUTTON, Platform.LIGHT]
@dataclass
class NanoleafEntryData:
"""Class for sharing data within the Nanoleaf integration."""
device: Nanoleaf
event_listener: asyncio.Task
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up Nanoleaf from a config entry."""
nanoleaf = Nanoleaf(
async_get_clientsession(hass), entry.data[CONF_HOST], entry.data[CONF_TOKEN]
)
try:
await nanoleaf.get_info()
except Unavailable as err:
raise ConfigEntryNotReady from err
except InvalidToken as err:
raise ConfigEntryAuthFailed from err
async def _callback_update_light_state(event: StateEvent | EffectsEvent) -> None:
"""Receive state and effect event."""
async_dispatcher_send(hass, f"{DOMAIN}_update_light_{nanoleaf.serial_no}")
event_listener = asyncio.create_task(
nanoleaf.listen_events(
state_callback=_callback_update_light_state,
effects_callback=_callback_update_light_state,
)
)
hass.data.setdefault(DOMAIN, {})[entry.entry_id] = NanoleafEntryData(
nanoleaf, event_listener
)
hass.config_entries.async_setup_platforms(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
entry_data: NanoleafEntryData = hass.data[DOMAIN].pop(entry.entry_id)
entry_data.event_listener.cancel()
return True