core/homeassistant/components/sunsynk/config_flow.py

"""Config flow for the Sunsynk integration."""

from typing import Any, override

from sunsynk.client import SunsynkClient
from sunsynk.exceptions import SunsynkAuthenticationError, SunsynkConnectionError
import voluptuous as vol

from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.selector import (
    TextSelector,
    TextSelectorConfig,
    TextSelectorType,
)

from .const import DOMAIN

STEP_USER_DATA_SCHEMA = vol.Schema(
    {
        vol.Required(CONF_USERNAME): TextSelector(
            TextSelectorConfig(type=TextSelectorType.EMAIL, autocomplete="username")
        ),
        vol.Required(CONF_PASSWORD): TextSelector(
            TextSelectorConfig(
                type=TextSelectorType.PASSWORD, autocomplete="current-password"
            )
        ),
    }
)


class SunsynkConfigFlow(ConfigFlow, domain=DOMAIN):
    """Handle a config flow for Sunsynk."""

    VERSION = 1

    @override
    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 = SunsynkClient(
                user_input[CONF_USERNAME],
                user_input[CONF_PASSWORD],
                session=async_get_clientsession(self.hass),
            )
            try:
                user = await client.get_user()
            except SunsynkAuthenticationError:
                errors["base"] = "invalid_auth"
            except SunsynkConnectionError:
                errors["base"] = "cannot_connect"
            else:
                await self.async_set_unique_id(str(user.id))
                self._abort_if_unique_id_configured()
                return self.async_create_entry(
                    title=user_input[CONF_USERNAME], data=user_input
                )

        return self.async_show_form(
            step_id="user",
            data_schema=self.add_suggested_values_to_schema(
                STEP_USER_DATA_SCHEMA, user_input
            ),
            errors=errors,
        )