core/homeassistant/components/cambridge_audio/config_flow.py

94 lines
3.1 KiB
Python

"""Config flow for Cambridge Audio."""
import asyncio
from typing import Any
from aiostreammagic import StreamMagicClient
import voluptuous as vol
from homeassistant.components import zeroconf
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST, CONF_NAME
from .const import CONNECT_TIMEOUT, DOMAIN, STREAM_MAGIC_EXCEPTIONS
class CambridgeAudioConfigFlow(ConfigFlow, domain=DOMAIN):
"""Cambridge Audio configuration flow."""
VERSION = 1
def __init__(self) -> None:
"""Initialize the config flow."""
self.data: dict[str, Any] = {}
async def async_step_zeroconf(
self, discovery_info: zeroconf.ZeroconfServiceInfo
) -> ConfigFlowResult:
"""Handle zeroconf discovery."""
self.data[CONF_HOST] = host = discovery_info.host
await self.async_set_unique_id(discovery_info.properties["serial"])
self._abort_if_unique_id_configured(updates={CONF_HOST: host})
client = StreamMagicClient(host)
try:
async with asyncio.timeout(CONNECT_TIMEOUT):
await client.connect()
except STREAM_MAGIC_EXCEPTIONS:
return self.async_abort(reason="cannot_connect")
self.data[CONF_NAME] = client.info.name
self.context["title_placeholders"] = {
"name": self.data[CONF_NAME],
}
await client.disconnect()
return await self.async_step_discovery_confirm()
async def async_step_discovery_confirm(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Confirm discovery."""
if user_input is not None:
return self.async_create_entry(
title=self.data[CONF_NAME],
data={CONF_HOST: self.data[CONF_HOST]},
)
self._set_confirm_only()
return self.async_show_form(
step_id="discovery_confirm",
description_placeholders={
"name": self.data[CONF_NAME],
},
)
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:
client = StreamMagicClient(user_input[CONF_HOST])
try:
async with asyncio.timeout(CONNECT_TIMEOUT):
await client.connect()
except STREAM_MAGIC_EXCEPTIONS:
errors["base"] = "cannot_connect"
else:
await self.async_set_unique_id(
client.info.unit_id, raise_on_progress=False
)
self._abort_if_unique_id_configured()
return self.async_create_entry(
title=client.info.name,
data={CONF_HOST: user_input[CONF_HOST]},
)
finally:
await client.disconnect()
return self.async_show_form(
step_id="user",
data_schema=vol.Schema({vol.Required(CONF_HOST): str}),
errors=errors,
)