"""Config flow for Leaone integration."""

from __future__ import annotations

from typing import Any

from leaone_ble import LeaoneBluetoothDeviceData as DeviceData
import voluptuous as vol

from homeassistant.components.bluetooth import async_discovered_service_info
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_ADDRESS

from .const import DOMAIN


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

    VERSION = 1

    def __init__(self) -> None:
        """Initialize the config flow."""
        self._discovered_devices: dict[str, str] = {}

    async def async_step_user(
        self, user_input: dict[str, Any] | None = None
    ) -> ConfigFlowResult:
        """Handle the user step to pick discovered device."""
        if user_input is not None:
            address = user_input[CONF_ADDRESS]
            await self.async_set_unique_id(address, raise_on_progress=False)
            self._abort_if_unique_id_configured()
            return self.async_create_entry(
                title=self._discovered_devices[address], data={}
            )

        current_addresses = self._async_current_ids()
        for discovery_info in async_discovered_service_info(self.hass, False):
            address = discovery_info.address
            if address in current_addresses or address in self._discovered_devices:
                continue
            device = DeviceData()
            if device.supported(discovery_info):
                self._discovered_devices[address] = (
                    device.title or device.get_device_name() or discovery_info.name
                )

        if not self._discovered_devices:
            return self.async_abort(reason="no_devices_found")

        return self.async_show_form(
            step_id="user",
            data_schema=vol.Schema(
                {vol.Required(CONF_ADDRESS): vol.In(self._discovered_devices)}
            ),
        )