core/homeassistant/components/watttime/__init__.py

90 lines
2.9 KiB
Python

"""The WattTime integration."""
from __future__ import annotations
from datetime import timedelta
from aiowatttime import Client
from aiowatttime.emissions import RealTimeEmissionsResponseType
from aiowatttime.errors import InvalidCredentialsError, WattTimeError
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_LATITUDE,
CONF_LONGITUDE,
CONF_PASSWORD,
CONF_USERNAME,
Platform,
)
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryAuthFailed
from homeassistant.helpers import aiohttp_client
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import DOMAIN, LOGGER
DEFAULT_UPDATE_INTERVAL = timedelta(minutes=5)
PLATFORMS: list[Platform] = [Platform.SENSOR]
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up WattTime from a config entry."""
session = aiohttp_client.async_get_clientsession(hass)
try:
client = await Client.async_login(
entry.data[CONF_USERNAME], entry.data[CONF_PASSWORD], session=session
)
except InvalidCredentialsError as err:
raise ConfigEntryAuthFailed("Invalid username/password") from err
except WattTimeError as err:
LOGGER.error("Error while authenticating with WattTime: %s", err)
return False
async def async_update_data() -> RealTimeEmissionsResponseType:
"""Get the latest realtime emissions data."""
try:
return await client.emissions.async_get_realtime_emissions(
entry.data[CONF_LATITUDE], entry.data[CONF_LONGITUDE]
)
except InvalidCredentialsError as err:
raise ConfigEntryAuthFailed("Invalid username/password") from err
except WattTimeError as err:
raise UpdateFailed(
f"Error while requesting data from WattTime: {err}"
) from err
coordinator = DataUpdateCoordinator(
hass,
LOGGER,
config_entry=entry,
name=entry.title,
update_interval=DEFAULT_UPDATE_INTERVAL,
update_method=async_update_data,
)
await coordinator.async_config_entry_first_refresh()
hass.data.setdefault(DOMAIN, {})
hass.data[DOMAIN][entry.entry_id] = coordinator
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
entry.async_on_unload(entry.add_update_listener(async_reload_entry))
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
if unload_ok:
hass.data[DOMAIN].pop(entry.entry_id)
return unload_ok
async def async_reload_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> None:
"""Handle an options update."""
await hass.config_entries.async_reload(config_entry.entry_id)