config_flow.py

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"""Config flow to configure DSMR Reader."""
 
from __future__ import annotations
 
from collections.abc import Awaitable
from typing import Any
 
from homeassistant.config_entries import ConfigFlowResult
from homeassistant.core import HomeAssistant
from homeassistant.helpers.config_entry_flow import DiscoveryFlowHandler
 
from .const import DOMAIN
 
 
async def _async_has_devices(_: HomeAssistant) -> bool:
    """MQTT is set as dependency, so that should be sufficient."""
    return True
 
 
class DsmrReaderFlowHandler(DiscoveryFlowHandler[Awaitable[bool]], domain=DOMAIN):
    """Handle DSMR Reader config flow. The MQTT step is inherited from the parent class."""
 
    VERSION = 1
 
    def __init__(self) -> None:
        """Set up the config flow."""
        super().__init__(DOMAIN, "DSMR Reader", _async_has_devices)
 
    async def async_step_confirm(
        self, user_input: dict[str, Any] | None = None
    ) -> ConfigFlowResult:
        """Confirm setup."""
        if user_input is None:
            return self.async_show_form(
                step_id="confirm",
            )
 
        return await super().async_step_confirm(user_input)