Files
core/homeassistant/components/togrill/config_flow.py

137 lines
4.5 KiB
Python

"""Config flow for the ToGrill integration."""
from __future__ import annotations
from typing import Any
from bleak.exc import BleakError
from togrill_bluetooth import SUPPORTED_DEVICES
from togrill_bluetooth.client import Client
from togrill_bluetooth.packets import PacketA0Notify
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 homeassistant.core import HomeAssistant
from homeassistant.data_entry_flow import AbortFlow
from .const import CONF_PROBE_COUNT, DOMAIN
from .coordinator import LOGGER
_TIMEOUT = 10
async def read_config_data(
hass: HomeAssistant, info: BluetoothServiceInfoBleak
) -> dict[str, Any]:
"""Read config from device."""
try:
client = await Client.connect(info.device)
except BleakError as exc:
LOGGER.debug("Failed to connect", exc_info=True)
raise AbortFlow("failed_to_read_config") from exc
try:
packet_a0 = await client.read(PacketA0Notify)
except BleakError as exc:
LOGGER.debug("Failed to read data", exc_info=True)
raise AbortFlow("failed_to_read_config") from exc
finally:
await client.disconnect()
return {
CONF_MODEL: info.name,
CONF_ADDRESS: info.address,
CONF_PROBE_COUNT: packet_a0.probe_count,
}
class ToGrillBluetoothConfigFlow(ConfigFlow, domain=DOMAIN):
"""Handle a config flow for ToGrillBluetooth."""
VERSION = 1
def __init__(self) -> None:
"""Initialize the config flow."""
self._discovery_info: BluetoothServiceInfoBleak | None = None
self._discovery_infos: dict[str, BluetoothServiceInfoBleak] = {}
async def _async_create_entry_internal(
self, info: BluetoothServiceInfoBleak
) -> ConfigFlowResult:
config_data = await read_config_data(self.hass, info)
return self.async_create_entry(
title=config_data[CONF_MODEL],
data=config_data,
)
async def async_step_bluetooth(
self, discovery_info: BluetoothServiceInfoBleak
) -> ConfigFlowResult:
"""Handle the bluetooth discovery step."""
await self.async_set_unique_id(discovery_info.address)
self._abort_if_unique_id_configured()
if discovery_info.name not in SUPPORTED_DEVICES:
return self.async_abort(reason="not_supported")
self._discovery_info = discovery_info
return await self.async_step_bluetooth_confirm()
async def async_step_bluetooth_confirm(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Confirm discovery."""
assert self._discovery_info is not None
discovery_info = self._discovery_info
if user_input is not None:
return await self._async_create_entry_internal(discovery_info)
self._set_confirm_only()
placeholders = {"name": discovery_info.name}
self.context["title_placeholders"] = placeholders
return self.async_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_id(address, raise_on_progress=False)
self._abort_if_unique_id_configured()
return await self._async_create_entry_internal(
self._discovery_infos[address]
)
current_addresses = self._async_current_ids(include_ignore=False)
for discovery_info in async_discovered_service_info(self.hass, True):
address = discovery_info.address
if (
address in current_addresses
or address in self._discovery_infos
or discovery_info.name not in SUPPORTED_DEVICES
):
continue
self._discovery_infos[address] = discovery_info
if not self._discovery_infos:
return self.async_abort(reason="no_devices_found")
addresses = {info.address: info.name for info in self._discovery_infos.values()}
return self.async_show_form(
step_id="user",
data_schema=vol.Schema({vol.Required(CONF_ADDRESS): vol.In(addresses)}),
)