core/homeassistant/components/russound_rio/config_flow.py

112 lines
4.0 KiB
Python

"""Config flow to configure russound_rio component."""
from __future__ import annotations
import asyncio
import logging
from typing import Any
from aiorussound import Controller, Russound
import voluptuous as vol
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST, CONF_PORT
from homeassistant.helpers import config_validation as cv
from .const import (
CONNECT_TIMEOUT,
DOMAIN,
RUSSOUND_RIO_EXCEPTIONS,
NoPrimaryControllerException,
)
DATA_SCHEMA = vol.Schema(
{
vol.Required(CONF_HOST): cv.string,
vol.Optional(CONF_PORT, default=9621): cv.port,
}
)
_LOGGER = logging.getLogger(__name__)
def find_primary_controller_metadata(
controllers: dict[int, Controller],
) -> tuple[str, str]:
"""Find the mac address of the primary Russound controller."""
if 1 in controllers:
c = controllers[1]
return c.mac_address, c.controller_type
raise NoPrimaryControllerException
class FlowHandler(ConfigFlow, domain=DOMAIN):
"""Russound RIO configuration flow."""
VERSION = 1
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle a flow initialized by the user."""
errors: dict[str, str] = {}
if user_input is not None:
host = user_input[CONF_HOST]
port = user_input[CONF_PORT]
controllers = None
russ = Russound(self.hass.loop, host, port)
try:
async with asyncio.timeout(CONNECT_TIMEOUT):
await russ.connect()
controllers = await russ.enumerate_controllers()
metadata = find_primary_controller_metadata(controllers)
await russ.close()
except RUSSOUND_RIO_EXCEPTIONS:
_LOGGER.exception("Could not connect to Russound RIO")
errors["base"] = "cannot_connect"
except NoPrimaryControllerException:
_LOGGER.exception(
"Russound RIO device doesn't have a primary controller",
)
errors["base"] = "no_primary_controller"
else:
await self.async_set_unique_id(metadata[0])
self._abort_if_unique_id_configured()
data = {CONF_HOST: host, CONF_PORT: port}
return self.async_create_entry(title=metadata[1], data=data)
return self.async_show_form(
step_id="user", data_schema=DATA_SCHEMA, errors=errors
)
async def async_step_import(self, import_data: dict[str, Any]) -> ConfigFlowResult:
"""Attempt to import the existing configuration."""
self._async_abort_entries_match({CONF_HOST: import_data[CONF_HOST]})
host = import_data[CONF_HOST]
port = import_data.get(CONF_PORT, 9621)
# Connection logic is repeated here since this method will be removed in future releases
russ = Russound(self.hass.loop, host, port)
try:
async with asyncio.timeout(CONNECT_TIMEOUT):
await russ.connect()
controllers = await russ.enumerate_controllers()
metadata = find_primary_controller_metadata(controllers)
await russ.close()
except RUSSOUND_RIO_EXCEPTIONS:
_LOGGER.exception("Could not connect to Russound RIO")
return self.async_abort(
reason="cannot_connect", description_placeholders={}
)
except NoPrimaryControllerException:
_LOGGER.exception("Russound RIO device doesn't have a primary controller")
return self.async_abort(
reason="no_primary_controller", description_placeholders={}
)
else:
await self.async_set_unique_id(metadata[0])
self._abort_if_unique_id_configured()
data = {CONF_HOST: host, CONF_PORT: port}
return self.async_create_entry(title=metadata[1], data=data)