config_flow.py

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"""Config Flow for OSO Energy."""
 
from collections.abc import Mapping
import logging
from typing import Any
 
from apyosoenergyapi import OSOEnergy
import voluptuous as vol
 
from homeassistant.config_entries import SOURCE_REAUTH, ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_API_KEY
from homeassistant.helpers import aiohttp_client
 
from .const import DOMAIN
 
_LOGGER = logging.getLogger(__name__)
_SCHEMA_STEP_USER = vol.Schema({vol.Required(CONF_API_KEY): str})
 
 
class OSOEnergyFlowHandler(ConfigFlow, domain=DOMAIN):
    """Handle a OSO Energy config flow."""
 
    VERSION = 1
 
    async def async_step_user(self, user_input=None) -> ConfigFlowResult:
        """Handle a flow initialized by the user."""
        errors = {}
 
        if user_input is not None:
            # Verify Subscription key
            if user_email := await self.get_user_emailget_user_email(user_input[CONF_API_KEY]):
                await self.async_set_unique_idasync_set_unique_id(user_email)
 
                if self.sourcesourcesourcesource == SOURCE_REAUTH:
                    return self.async_update_reload_and_abortasync_update_reload_and_abort(
                        self._get_reauth_entry_get_reauth_entry(), title=user_email, data=user_input
                    )
 
                self._abort_if_unique_id_configured_abort_if_unique_id_configured()
                return self.async_create_entryasync_create_entryasync_create_entry(title=user_email, data=user_input)
 
            errors["base"] = "invalid_auth"
 
        return self.async_show_formasync_show_formasync_show_form(
            step_id="user",
            data_schema=_SCHEMA_STEP_USER,
            errors=errors,
        )
 
    async def get_user_email(self, subscription_key: str) -> str | None:
        """Return the user email for the provided subscription key."""
        try:
            websession = aiohttp_client.async_get_clientsession(self.hass)
            client = OSOEnergy(subscription_key, websession)
            return await client.get_user_email()
        except Exception:
            _LOGGER.exception("Unknown error occurred")
        return None
 
    async def async_step_reauth(
        self, entry_data: Mapping[str, Any]
    ) -> ConfigFlowResult:
        """Re Authenticate a user."""
        return self.async_show_formasync_show_formasync_show_form(
            step_id="user",
            data_schema=self.add_suggested_values_to_schemaadd_suggested_values_to_schema(
                _SCHEMA_STEP_USER, self._get_reauth_entry_get_reauth_entry().data
            ),
        )