config_flow.py

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"""Config Flow for Refoss integration."""
 
from __future__ import annotations
 
from homeassistant.core import HomeAssistant
from homeassistant.helpers import config_entry_flow
 
from .const import DISCOVERY_TIMEOUT, DOMAIN
from .util import refoss_discovery_server
 
 
async def _async_has_devices(hass: HomeAssistant) -> bool:
    """Return if there are devices that can be discovered."""
 
    refoss_discovery = await refoss_discovery_server(hass)
    devices = await refoss_discovery.broadcast_msg(wait_for=DISCOVERY_TIMEOUT)
    return len(devices) > 0
 
 
config_entry_flow.register_discovery_flow(DOMAIN, "Refoss", _async_has_devices)