core/homeassistant/components/twentemilieu/config_flow.py

85 lines
2.6 KiB
Python

"""Config flow to configure the Twente Milieu integration."""
import logging
from twentemilieu import (
TwenteMilieu,
TwenteMilieuAddressError,
TwenteMilieuConnectionError,
)
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.components.twentemilieu.const import (
CONF_HOUSE_LETTER,
CONF_HOUSE_NUMBER,
CONF_POST_CODE,
DOMAIN,
)
from homeassistant.config_entries import ConfigFlow
from homeassistant.const import CONF_ID
from homeassistant.helpers.aiohttp_client import async_get_clientsession
_LOGGER = logging.getLogger(__name__)
@config_entries.HANDLERS.register(DOMAIN)
class TwenteMilieuFlowHandler(ConfigFlow):
"""Handle a Twente Milieu config flow."""
VERSION = 1
CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
async def _show_setup_form(self, errors=None):
"""Show the setup form to the user."""
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
{
vol.Required(CONF_POST_CODE): str,
vol.Required(CONF_HOUSE_NUMBER): str,
vol.Optional(CONF_HOUSE_LETTER): str,
}
),
errors=errors or {},
)
async def async_step_user(self, user_input=None):
"""Handle a flow initiated by the user."""
if user_input is None:
return await self._show_setup_form(user_input)
errors = {}
session = async_get_clientsession(self.hass)
twentemilieu = TwenteMilieu(
post_code=user_input[CONF_POST_CODE],
house_number=user_input[CONF_HOUSE_NUMBER],
house_letter=user_input.get(CONF_HOUSE_LETTER),
session=session,
)
try:
unique_id = await twentemilieu.unique_id()
except TwenteMilieuConnectionError:
errors["base"] = "connection_error"
return await self._show_setup_form(errors)
except TwenteMilieuAddressError:
errors["base"] = "invalid_address"
return await self._show_setup_form(errors)
entries = self._async_current_entries()
for entry in entries:
if entry.data[CONF_ID] == unique_id:
return self.async_abort(reason="address_already_set_up")
return self.async_create_entry(
title=unique_id,
data={
CONF_ID: unique_id,
CONF_POST_CODE: user_input[CONF_POST_CODE],
CONF_HOUSE_NUMBER: user_input[CONF_HOUSE_NUMBER],
CONF_HOUSE_LETTER: user_input.get(CONF_HOUSE_LETTER),
},
)