homeassistant-config/custom_components/hochwasserportal/__init__.py

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"""The Länderübergreifendes Hochwasser Portal integration."""
from __future__ import annotations
from lhpapi import HochwasserPortalAPI, LHPError
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from .const import (
CONF_ADD_UNAVAILABLE,
CONF_PEGEL_IDENTIFIER,
DOMAIN,
LOGGER,
PLATFORMS,
)
from .coordinator import HochwasserPortalCoordinator
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up a config entry."""
pegel_identifier: str = entry.data[CONF_PEGEL_IDENTIFIER]
# Initialize the API and coordinator.
try:
api = await hass.async_add_executor_job(HochwasserPortalAPI, pegel_identifier)
coordinator = HochwasserPortalCoordinator(hass, api)
except LHPError as err:
LOGGER.exception("Setup of %s failed: %s", pegel_identifier, err)
return False
# No need to refresh via the following line because api runs
# update during init automatically
# await coordinator.async_config_entry_first_refresh()
hass.data.setdefault(DOMAIN, {})[entry.entry_id] = coordinator
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def async_migrate_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
"""Migrate old entry."""
LOGGER.debug(
"Migrating %s from version %s.%s",
config_entry.title,
config_entry.version,
config_entry.minor_version,
)
if config_entry.version > 1:
# This means the user has downgraded from a future version
return False
if config_entry.version == 1:
new = {**config_entry.data}
if config_entry.minor_version < 2:
new[CONF_ADD_UNAVAILABLE] = True # Behaviour as in 1.1
config_entry.minor_version = 2
hass.config_entries.async_update_entry(config_entry, data=new)
LOGGER.debug(
"Migration of %s to version %s.%s successful",
config_entry.title,
config_entry.version,
config_entry.minor_version,
)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
hass.data[DOMAIN].pop(entry.entry_id)
return unload_ok