config_flow.py

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"""Config flow for chacon_dio integration."""
 
from __future__ import annotations
 
import logging
from typing import Any
 
from dio_chacon_wifi_api import DIOChaconAPIClient
from dio_chacon_wifi_api.exceptions import DIOChaconAPIError, DIOChaconInvalidAuthError
import voluptuous as vol
 
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
 
from .const import DOMAIN
 
_LOGGER = logging.getLogger(__name__)
 
DATA_SCHEMA = vol.Schema(
    {
        vol.Required(CONF_USERNAME): str,
        vol.Required(CONF_PASSWORD): str,
    }
)
 
 
class ChaconDioConfigFlow(ConfigFlow, domain=DOMAIN):
    """Handle a config flow for chacon_dio."""
 
    async def async_step_user(
        self, user_input: dict[str, Any] | None = None
    ) -> ConfigFlowResult:
        """Handle the initial step."""
 
        errors: dict[str, str] = {}
 
        if user_input is not None:
            client = DIOChaconAPIClient(
                user_input[CONF_USERNAME], user_input[CONF_PASSWORD]
            )
            try:
                _user_id: str = await client.get_user_id()
            except DIOChaconAPIError:
                errors["base"] = "cannot_connect"
            except DIOChaconInvalidAuthError:
                errors["base"] = "invalid_auth"
            except Exception:  # pylint: disable=broad-except
                _LOGGER.exception("Unexpected exception")
                errors["base"] = "unknown"
 
            else:
                await self.async_set_unique_idasync_set_unique_id(_user_id)
                self._abort_if_unique_id_configured_abort_if_unique_id_configured()
 
                return self.async_create_entryasync_create_entryasync_create_entry(
                    title=f"Chacon DiO {user_input[CONF_USERNAME]}",
                    data=user_input,
                )
 
            finally:
                await client.disconnect()
 
        return self.async_show_formasync_show_formasync_show_form(
            step_id="user",
            data_schema=DATA_SCHEMA,
            errors=errors,
        )