config_flow.py

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"""Config flow to configure the Tile integration."""
 
from __future__ import annotations
 
from collections.abc import Mapping
from typing import Any
 
from pytile import async_login
from pytile.errors import InvalidAuthError, TileError
import voluptuous as vol
 
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
from homeassistant.helpers import aiohttp_client
 
from .const import DOMAIN, LOGGER
 
STEP_REAUTH_SCHEMA = vol.Schema(
    {
        vol.Required(CONF_PASSWORD): str,
    }
)
 
STEP_USER_SCHEMA = vol.Schema(
    {
        vol.Required(CONF_USERNAME): str,
        vol.Required(CONF_PASSWORD): str,
    }
)
 
 
class TileFlowHandler(ConfigFlow, domain=DOMAIN):
    """Handle a Tile config flow."""
 
    VERSION = 1
 
    def __init__(self) -> None:
        """Initialize the config flow."""
        self._password_password: str | None = None
        self._username_username: str | None = None
 
    async def _async_verify(self, step_id: str, schema: vol.Schema) -> ConfigFlowResult:
        """Attempt to authenticate the provided credentials."""
        assert self._username_username
        assert self._password_password
 
        errors = {}
        session = aiohttp_client.async_get_clientsession(self.hass)
 
        try:
            await async_login(self._username_username, self._password_password, session=session)
        except InvalidAuthError:
            errors["base"] = "invalid_auth"
        except TileError as err:
            LOGGER.error("Unknown Tile error: %s", err)
            errors["base"] = "unknown"
 
        if errors:
            return self.async_show_formasync_show_formasync_show_form(
                step_id=step_id, data_schema=schema, errors=errors
            )
 
        data = {CONF_USERNAME: self._username_username, CONF_PASSWORD: self._password_password}
 
        if existing_entry := await self.async_set_unique_idasync_set_unique_id(self._username_username):
            self.hass.config_entries.async_update_entry(existing_entry, data=data)
            self.hass.async_create_task(
                self.hass.config_entries.async_reload(existing_entry.entry_id)
            )
            return self.async_abortasync_abortasync_abort(reason="reauth_successful")
 
        return self.async_create_entryasync_create_entryasync_create_entry(title=self._username_username, data=data)
 
    async def async_step_import(self, import_data: dict[str, Any]) -> ConfigFlowResult:
        """Import a config entry from configuration.yaml."""
        return await self.async_step_userasync_step_userasync_step_user(import_data)
 
    async def async_step_reauth(
        self, entry_data: Mapping[str, Any]
    ) -> ConfigFlowResult:
        """Handle configuration by re-auth."""
        self._username_username = entry_data[CONF_USERNAME]
        return await self.async_step_reauth_confirmasync_step_reauth_confirm()
 
    async def async_step_reauth_confirm(
        self, user_input: dict[str, str] | None = None
    ) -> ConfigFlowResult:
        """Handle re-auth completion."""
        if not user_input:
            return self.async_show_formasync_show_formasync_show_form(
                step_id="reauth_confirm", data_schema=STEP_REAUTH_SCHEMA
            )
 
        self._password_password = user_input[CONF_PASSWORD]
 
        return await self._async_verify_async_verify("reauth_confirm", STEP_REAUTH_SCHEMA)
 
    async def async_step_user(
        self, user_input: dict[str, Any] | None = None
    ) -> ConfigFlowResult:
        """Handle the start of the config flow."""
        if not user_input:
            return self.async_show_formasync_show_formasync_show_form(step_id="user", data_schema=STEP_USER_SCHEMA)
 
        await self.async_set_unique_idasync_set_unique_id(user_input[CONF_USERNAME])
        self._abort_if_unique_id_configured_abort_if_unique_id_configured()
 
        self._username_username = user_input[CONF_USERNAME]
        self._password_password = user_input[CONF_PASSWORD]
 
        return await self._async_verify_async_verify("user", STEP_USER_SCHEMA)