config_flow.py

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"""Config flow for the EufyLife integration."""
 
from __future__ import annotations
 
from typing import Any
 
from eufylife_ble_client import MODEL_TO_NAME
import voluptuous as vol
 
from homeassistant.components.bluetooth import (
    BluetoothServiceInfoBleak,
    async_discovered_service_info,
)
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_ADDRESS, CONF_MODEL
 
from .const import DOMAIN
 
 
class EufyLifeConfigFlow(ConfigFlow, domain=DOMAIN):
    """Handle a config flow for EufyLife."""
 
    VERSION = 1
 
    def __init__(self) -> None:
        """Initialize the config flow."""
        self._discovery_info_discovery_info: BluetoothServiceInfoBleak | None = None
        self._discovered_devices: dict[str, str] = {}
 
    async def async_step_bluetooth(
        self, discovery_info: BluetoothServiceInfoBleak
    ) -> ConfigFlowResult:
        """Handle the bluetooth discovery step."""
        await self.async_set_unique_idasync_set_unique_id(discovery_info.address)
        self._abort_if_unique_id_configured_abort_if_unique_id_configured()
 
        if discovery_info.name not in MODEL_TO_NAME:
            return self.async_abortasync_abortasync_abort(reason="not_supported")
 
        self._discovery_info_discovery_info = discovery_info
        return await self.async_step_bluetooth_confirmasync_step_bluetooth_confirm()
 
    async def async_step_bluetooth_confirm(
        self, user_input: dict[str, Any] | None = None
    ) -> ConfigFlowResult:
        """Confirm discovery."""
        assert self._discovery_info_discovery_info is not None
        discovery_info = self._discovery_info_discovery_info
 
        model_name = MODEL_TO_NAME.get(discovery_info.name)
        assert model_name is not None
 
        if user_input is not None:
            return self.async_create_entryasync_create_entryasync_create_entry(
                title=model_name, data={CONF_MODEL: discovery_info.name}
            )
 
        self._set_confirm_only_set_confirm_only()
        placeholders = {"name": model_name}
        self.context["title_placeholders"] = placeholders
        return self.async_show_formasync_show_formasync_show_form(
            step_id="bluetooth_confirm", description_placeholders=placeholders
        )
 
    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_idasync_set_unique_id(address, raise_on_progress=False)
            self._abort_if_unique_id_configured_abort_if_unique_id_configured()
 
            model = self._discovered_devices[address]
            return self.async_create_entryasync_create_entryasync_create_entry(
                title=MODEL_TO_NAME[model],
                data={CONF_MODEL: model},
            )
 
        current_addresses = self._async_current_ids_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
                or discovery_info.name not in MODEL_TO_NAME
            ):
                continue
            self._discovered_devices[address] = discovery_info.name
 
        if not self._discovered_devices:
            return self.async_abortasync_abortasync_abort(reason="no_devices_found")
 
        return self.async_show_formasync_show_formasync_show_form(
            step_id="user",
            data_schema=vol.Schema(
                {vol.Required(CONF_ADDRESS): vol.In(self._discovered_devices)}
            ),
        )