core/homeassistant/components/metoffice/__init__.py

87 lines
2.5 KiB
Python

"""The Met Office integration."""
import asyncio
import logging
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_API_KEY, CONF_LATITUDE, CONF_LONGITUDE, CONF_NAME
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryNotReady
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
from .const import (
DEFAULT_SCAN_INTERVAL,
DOMAIN,
METOFFICE_COORDINATOR,
METOFFICE_DATA,
METOFFICE_NAME,
)
from .data import MetOfficeData
_LOGGER = logging.getLogger(__name__)
PLATFORMS = ["sensor", "weather"]
async def async_setup(hass: HomeAssistant, config: dict):
"""Set up the Met Office weather component."""
return True
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
"""Set up a Met Office entry."""
latitude = entry.data[CONF_LATITUDE]
longitude = entry.data[CONF_LONGITUDE]
api_key = entry.data[CONF_API_KEY]
site_name = entry.data[CONF_NAME]
metoffice_data = MetOfficeData(hass, api_key, latitude, longitude)
await metoffice_data.async_update_site()
if metoffice_data.site_name is None:
raise ConfigEntryNotReady()
metoffice_coordinator = DataUpdateCoordinator(
hass,
_LOGGER,
name=f"MetOffice Coordinator for {site_name}",
update_method=metoffice_data.async_update,
update_interval=DEFAULT_SCAN_INTERVAL,
)
metoffice_hass_data = hass.data.setdefault(DOMAIN, {})
metoffice_hass_data[entry.entry_id] = {
METOFFICE_DATA: metoffice_data,
METOFFICE_COORDINATOR: metoffice_coordinator,
METOFFICE_NAME: site_name,
}
# Fetch initial data so we have data when entities subscribe
await metoffice_coordinator.async_refresh()
if metoffice_data.now is None:
raise ConfigEntryNotReady()
for component in PLATFORMS:
hass.async_create_task(
hass.config_entries.async_forward_entry_setup(entry, component)
)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry):
"""Unload a config entry."""
unload_ok = all(
await asyncio.gather(
*[
hass.config_entries.async_forward_entry_unload(entry, component)
for component in PLATFORMS
]
)
)
if unload_ok:
hass.data[DOMAIN].pop(entry.entry_id)
if not hass.data[DOMAIN]:
hass.data.pop(DOMAIN)
return unload_ok