core/homeassistant/components/apcupsd/config_flow.py

71 lines
2.2 KiB
Python

"""Config flow for APCUPSd integration."""
from __future__ import annotations
import asyncio
from typing import Any
import aioapcaccess
import voluptuous as vol
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST, CONF_PORT
from homeassistant.helpers import selector
import homeassistant.helpers.config_validation as cv
from .const import CONNECTION_TIMEOUT, DOMAIN
from .coordinator import APCUPSdData
_PORT_SELECTOR = vol.All(
selector.NumberSelector(
selector.NumberSelectorConfig(
min=1, max=65535, mode=selector.NumberSelectorMode.BOX
),
),
vol.Coerce(int),
)
_SCHEMA = vol.Schema(
{
vol.Required(CONF_HOST, default="localhost"): cv.string,
vol.Required(CONF_PORT, default=3551): _PORT_SELECTOR,
}
)
class ConfigFlowHandler(ConfigFlow, domain=DOMAIN):
"""APCUPSd integration config flow."""
VERSION = 1
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle the initial step."""
if user_input is None:
return self.async_show_form(step_id="user", data_schema=_SCHEMA)
host, port = user_input[CONF_HOST], user_input[CONF_PORT]
# Abort if an entry with same host and port is present.
self._async_abort_entries_match({CONF_HOST: host, CONF_PORT: port})
# Test the connection to the host and get the current status for serial number.
try:
async with asyncio.timeout(CONNECTION_TIMEOUT):
data = APCUPSdData(await aioapcaccess.request_status(host, port))
except (OSError, asyncio.IncompleteReadError, TimeoutError):
errors = {"base": "cannot_connect"}
return self.async_show_form(
step_id="user", data_schema=_SCHEMA, errors=errors
)
# We _try_ to use the serial number of the UPS as the unique id since this field
# is not guaranteed to exist on all APC UPS models.
await self.async_set_unique_id(data.serial_no)
self._abort_if_unique_id_configured()
title = data.name or data.model or data.serial_no or "APC UPS"
return self.async_create_entry(title=title, data=user_input)