core/homeassistant/components/zamg/config_flow.py

129 lines
4.8 KiB
Python

"""Config Flow for zamg the Austrian "Zentralanstalt für Meteorologie und Geodynamik" integration."""
from __future__ import annotations
from typing import Any
import voluptuous as vol
from zamg import ZamgData
from zamg.exceptions import ZamgApiError, ZamgNoDataError, ZamgStationNotFoundError
from homeassistant import config_entries
from homeassistant.const import CONF_LATITUDE, CONF_LONGITUDE
from homeassistant.data_entry_flow import FlowResult
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.issue_registry import IssueSeverity, async_create_issue
from .const import CONF_STATION_ID, DOMAIN, LOGGER
class ZamgConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Config flow for zamg integration."""
VERSION = 1
_client: ZamgData | None = None
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle a flow initiated by the user."""
if self._client is None:
self._client = ZamgData()
self._client.session = async_get_clientsession(self.hass)
if user_input is None:
try:
stations = await self._client.zamg_stations()
closest_station_id = await self._client.closest_station(
self.hass.config.latitude,
self.hass.config.longitude,
)
except (ZamgApiError, ZamgNoDataError) as err:
LOGGER.error("Config_flow: Received error from ZAMG: %s", err)
return self.async_abort(reason="cannot_connect")
LOGGER.debug("config_flow: closest station = %s", closest_station_id)
user_input = {}
schema = vol.Schema(
{
vol.Required(CONF_STATION_ID, default=closest_station_id): vol.In(
{
station: f"{stations[station][2]} ({station})"
for station in stations
}
)
}
)
return self.async_show_form(step_id="user", data_schema=schema)
station_id = user_input[CONF_STATION_ID]
# Check if already configured
await self.async_set_unique_id(station_id)
self._abort_if_unique_id_configured()
try:
self._client.set_default_station(station_id)
await self._client.update()
except (ZamgApiError, ZamgNoDataError) as err:
LOGGER.error("Config_flow: Received error from ZAMG: %s", err)
return self.async_abort(reason="cannot_connect")
return self.async_create_entry(
title=self._client.get_station_name,
data={CONF_STATION_ID: station_id},
)
async def async_step_import(self, config: dict[str, Any]) -> FlowResult:
"""Handle ZAMG configuration import."""
station_id = config.get(CONF_STATION_ID)
# create issue every time after restart
# parameter is_persistent seems not working
async_create_issue(
self.hass,
DOMAIN,
"deprecated_yaml",
breaks_in_ha_version="2023.1.0",
is_fixable=False,
severity=IssueSeverity.WARNING,
translation_key="deprecated_yaml",
)
if self._client is None:
self._client = ZamgData()
self._client.session = async_get_clientsession(self.hass)
try:
if station_id not in await self._client.zamg_stations():
LOGGER.warning(
(
"Configured station_id %s could not be found at zamg, trying to"
" add nearest weather station instead"
),
station_id,
)
latitude = config.get(CONF_LATITUDE) or self.hass.config.latitude
longitude = config.get(CONF_LONGITUDE) or self.hass.config.longitude
station_id = await self._client.closest_station(latitude, longitude)
# Check if already configured
await self.async_set_unique_id(station_id)
self._abort_if_unique_id_configured()
LOGGER.debug(
"importing zamg station from configuration.yaml: station_id = %s",
station_id,
)
except (ZamgApiError) as err:
LOGGER.error("Config_flow import: Received error from ZAMG: %s", err)
return self.async_abort(reason="cannot_connect")
except (ZamgStationNotFoundError) as err:
LOGGER.error("Config_flow import: Received error from ZAMG: %s", err)
return self.async_abort(reason="station_not_found")
return await self.async_step_user(
user_input={
CONF_STATION_ID: station_id,
}
)