core/homeassistant/components/renson/config_flow.py

71 lines
2.0 KiB
Python

"""Config flow for Renson integration."""
from __future__ import annotations
import logging
from typing import Any
from renson_endura_delta import renson
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.const import CONF_HOST
from homeassistant.core import HomeAssistant
from homeassistant.data_entry_flow import FlowResult
from homeassistant.exceptions import HomeAssistantError
from .const import DOMAIN
_LOGGER = logging.getLogger(__name__)
STEP_USER_DATA_SCHEMA = vol.Schema(
{
vol.Required(CONF_HOST): str,
}
)
class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Renson."""
VERSION = 1
async def validate_input(
self, hass: HomeAssistant, data: dict[str, Any]
) -> dict[str, Any]:
"""Validate the user input allows us to connect."""
api = renson.RensonVentilation(data[CONF_HOST])
if not await self.hass.async_add_executor_job(api.connect):
raise CannotConnect
return {"title": "Renson"}
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle the initial step."""
if user_input is None:
return self.async_show_form(
step_id="user", data_schema=STEP_USER_DATA_SCHEMA
)
errors = {}
try:
info = await self.validate_input(self.hass, user_input)
except CannotConnect:
errors["base"] = "cannot_connect"
except Exception: # pylint: disable=broad-except
_LOGGER.exception("Unexpected exception")
errors["base"] = "unknown"
else:
return self.async_create_entry(title=info["title"], data=user_input)
return self.async_show_form(
step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
)
class CannotConnect(HomeAssistantError):
"""Error to indicate we cannot connect."""