79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
"""The zamg component."""
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from __future__ import annotations
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import Platform
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers import entity_registry as er
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from .const import CONF_STATION_ID, DOMAIN, LOGGER
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from .coordinator import ZamgDataUpdateCoordinator
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PLATFORMS = (Platform.SENSOR, Platform.WEATHER)
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async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
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"""Set up Zamg from config entry."""
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await _async_migrate_entries(hass, entry)
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coordinator = ZamgDataUpdateCoordinator(hass, entry=entry)
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station_id = entry.data[CONF_STATION_ID]
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coordinator.zamg.set_default_station(station_id)
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await coordinator.async_config_entry_first_refresh()
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hass.data.setdefault(DOMAIN, {})[entry.entry_id] = coordinator
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# Set up all platforms for this device/entry.
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await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
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return True
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async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
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"""Unload ZAMG config entry."""
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if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
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hass.data[DOMAIN].pop(entry.entry_id)
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return unload_ok
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async def _async_migrate_entries(
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hass: HomeAssistant, config_entry: ConfigEntry
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) -> bool:
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"""Migrate old entry."""
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entity_registry = er.async_get(hass)
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@callback
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def update_unique_id(entry: er.RegistryEntry) -> dict[str, str] | None:
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"""Convert the unique_id from 'name_stationid' to 'station_id'.
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Example: 'WIEN/HOHE WARTE_11035' --> '11035'.
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"""
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if (
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entry.domain == Platform.WEATHER
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and entry.unique_id != config_entry.data[CONF_STATION_ID]
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):
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new_unique_id = config_entry.data[CONF_STATION_ID]
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LOGGER.debug(
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"Migrating entity '%s' unique_id from '%s' to '%s'",
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entry.entity_id,
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entry.unique_id,
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new_unique_id,
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)
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if existing_entity_id := entity_registry.async_get_entity_id(
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entry.domain, entry.platform, new_unique_id
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):
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LOGGER.debug(
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"Cannot migrate to unique_id '%s', already exists for '%s'",
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new_unique_id,
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existing_entity_id,
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)
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return None
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return {
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"new_unique_id": new_unique_id,
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}
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return None
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await er.async_migrate_entries(hass, config_entry.entry_id, update_unique_id)
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return True
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