core/homeassistant/components/palazzetti/config_flow.py

92 lines
3.0 KiB
Python

"""Config flow for Palazzetti."""
from typing import Any
from pypalazzetti.client import PalazzettiClient
from pypalazzetti.exceptions import CommunicationError
import voluptuous as vol
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST
from homeassistant.helpers import device_registry as dr
from homeassistant.helpers.service_info.dhcp import DhcpServiceInfo
from .const import DOMAIN, LOGGER
class PalazzettiConfigFlow(ConfigFlow, domain=DOMAIN):
"""Palazzetti config flow."""
_discovered_device: PalazzettiClient
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""User configuration step."""
errors: dict[str, str] = {}
if user_input is not None:
host = user_input[CONF_HOST]
client = PalazzettiClient(hostname=host)
try:
await client.connect()
except CommunicationError:
LOGGER.exception("Communication error")
errors["base"] = "cannot_connect"
else:
formatted_mac = dr.format_mac(client.mac)
# Assign a unique ID to the flow
await self.async_set_unique_id(formatted_mac)
# Abort the flow if a config entry with the same unique ID exists
self._abort_if_unique_id_configured()
return self.async_create_entry(
title=client.name,
data=user_input,
)
return self.async_show_form(
step_id="user",
data_schema=vol.Schema({vol.Required(CONF_HOST): str}),
errors=errors,
)
async def async_step_dhcp(
self, discovery_info: DhcpServiceInfo
) -> ConfigFlowResult:
"""Handle DHCP discovery."""
LOGGER.debug(
"DHCP discovery detected Palazzetti: %s", discovery_info.macaddress
)
await self.async_set_unique_id(dr.format_mac(discovery_info.macaddress))
self._abort_if_unique_id_configured()
self._discovered_device = PalazzettiClient(hostname=discovery_info.ip)
try:
await self._discovered_device.connect()
except CommunicationError:
return self.async_abort(reason="cannot_connect")
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._discovered_device.name,
data={CONF_HOST: self._discovered_device.host},
)
self._set_confirm_only()
return self.async_show_form(
step_id="discovery_confirm",
description_placeholders={
"name": self._discovered_device.name,
"host": self._discovered_device.host,
},
)