core/homeassistant/components/meteo_france/config_flow.py

117 lines
3.7 KiB
Python

"""Config flow to configure the Meteo-France integration."""
from __future__ import annotations
import logging
from typing import Any
from meteofrance_api.client import MeteoFranceClient
from meteofrance_api.model import Place
import voluptuous as vol
from homeassistant.config_entries import SOURCE_IMPORT, ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_LATITUDE, CONF_LONGITUDE
from homeassistant.core import callback
from .const import CONF_CITY, DOMAIN
_LOGGER = logging.getLogger(__name__)
class MeteoFranceFlowHandler(ConfigFlow, domain=DOMAIN):
"""Handle a Meteo-France config flow."""
VERSION = 1
def __init__(self) -> None:
"""Init MeteoFranceFlowHandler."""
self.places: list[Place] = []
@callback
def _show_setup_form(
self,
user_input: dict[str, Any] | None = None,
errors: dict[str, str] | None = None,
) -> ConfigFlowResult:
"""Show the setup form to the user."""
if user_input is None:
user_input = {}
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
{vol.Required(CONF_CITY, default=user_input.get(CONF_CITY, "")): str}
),
errors=errors or {},
)
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle a flow initiated by the user."""
errors: dict[str, str] = {}
if user_input is None:
return self._show_setup_form(user_input, errors)
city = user_input[CONF_CITY] # Might be a city name or a postal code
latitude = user_input.get(CONF_LATITUDE)
longitude = user_input.get(CONF_LONGITUDE)
if not latitude:
client = MeteoFranceClient()
self.places = await self.hass.async_add_executor_job(
client.search_places, city
)
_LOGGER.debug("Places search result: %s", self.places)
if not self.places:
errors[CONF_CITY] = "empty"
return self._show_setup_form(user_input, errors)
return await self.async_step_cities()
# Check if already configured
await self.async_set_unique_id(f"{latitude}, {longitude}")
self._abort_if_unique_id_configured()
return self.async_create_entry(
title=city,
data={CONF_LATITUDE: latitude, CONF_LONGITUDE: longitude},
)
async def async_step_cities(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Step where the user choose the city from the API search results."""
if not user_input:
if len(self.places) > 1 and self.source != SOURCE_IMPORT:
places_for_form: dict[str, str] = {}
for place in self.places:
places_for_form[_build_place_key(place)] = f"{place}"
return self.async_show_form(
step_id="cities",
data_schema=vol.Schema(
{
vol.Required(CONF_CITY): vol.All(
vol.Coerce(str), vol.In(places_for_form)
)
}
),
)
user_input = {CONF_CITY: _build_place_key(self.places[0])}
city_infos = user_input[CONF_CITY].split(";")
return await self.async_step_user(
{
CONF_CITY: city_infos[0],
CONF_LATITUDE: city_infos[1],
CONF_LONGITUDE: city_infos[2],
}
)
def _build_place_key(place: Place) -> str:
return f"{place};{place.latitude};{place.longitude}"