core/homeassistant/components/moehlenhoff_alpha2/config_flow.py

60 lines
1.7 KiB
Python

"""Alpha2 config flow."""
import logging
from typing import Any
import aiohttp
from moehlenhoff_alpha2 import Alpha2Base
import voluptuous as vol
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST
from .const import DOMAIN
_LOGGER = logging.getLogger(__name__)
DATA_SCHEMA = vol.Schema({vol.Required(CONF_HOST): str})
async def validate_input(data: dict[str, Any]) -> dict[str, str]:
"""Validate the user input allows us to connect.
Data has the keys from DATA_SCHEMA with values provided by the user.
"""
base = Alpha2Base(data[CONF_HOST])
try:
await base.update_data()
except (aiohttp.client_exceptions.ClientConnectorError, TimeoutError):
return {"error": "cannot_connect"}
except Exception:
_LOGGER.exception("Unexpected exception")
return {"error": "unknown"}
# Return info that you want to store in the config entry.
return {"title": base.name}
class Alpha2BaseConfigFlow(ConfigFlow, domain=DOMAIN):
"""Möhlenhoff Alpha2 config flow."""
VERSION = 1
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle a flow initialized by the user."""
errors = {}
if user_input is not None:
self._async_abort_entries_match({CONF_HOST: user_input[CONF_HOST]})
result = await validate_input(user_input)
if result.get("error"):
errors["base"] = result["error"]
else:
return self.async_create_entry(title=result["title"], data=user_input)
return self.async_show_form(
step_id="user", data_schema=DATA_SCHEMA, errors=errors
)