core/homeassistant/components/kmtronic/config_flow.py

115 lines
3.3 KiB
Python

"""Config flow for kmtronic integration."""
from __future__ import annotations
import logging
import aiohttp
from pykmtronic.auth import Auth
from pykmtronic.hub import KMTronicHubAPI
import voluptuous as vol
from homeassistant import config_entries, core, exceptions
from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME
from homeassistant.core import callback
from homeassistant.helpers import aiohttp_client
from .const import CONF_REVERSE, DOMAIN
_LOGGER = logging.getLogger(__name__)
DATA_SCHEMA = vol.Schema(
{
vol.Required(CONF_HOST): str,
vol.Required(CONF_USERNAME): str,
vol.Required(CONF_PASSWORD): str,
}
)
async def validate_input(hass: core.HomeAssistant, data):
"""Validate the user input allows us to connect."""
session = aiohttp_client.async_get_clientsession(hass)
auth = Auth(
session,
f"http://{data[CONF_HOST]}",
data[CONF_USERNAME],
data[CONF_PASSWORD],
)
hub = KMTronicHubAPI(auth)
try:
await hub.async_get_status()
except aiohttp.client_exceptions.ClientResponseError as err:
raise InvalidAuth from err
except aiohttp.client_exceptions.ClientConnectorError as err:
raise CannotConnect from err
return data
class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle a config flow for kmtronic."""
VERSION = 1
@staticmethod
@callback
def async_get_options_flow(
config_entry: config_entries.ConfigEntry,
) -> KMTronicOptionsFlow:
"""Get the options flow for this handler."""
return KMTronicOptionsFlow(config_entry)
async def async_step_user(self, user_input=None):
"""Handle the initial step."""
errors = {}
if user_input is not None:
try:
info = await validate_input(self.hass, user_input)
return self.async_create_entry(title=info["host"], data=user_input)
except CannotConnect:
errors["base"] = "cannot_connect"
except InvalidAuth:
errors["base"] = "invalid_auth"
except Exception: # pylint: disable=broad-except
_LOGGER.exception("Unexpected exception")
errors["base"] = "unknown"
return self.async_show_form(
step_id="user", data_schema=DATA_SCHEMA, errors=errors
)
class CannotConnect(exceptions.HomeAssistantError):
"""Error to indicate we cannot connect."""
class InvalidAuth(exceptions.HomeAssistantError):
"""Error to indicate there is invalid auth."""
class KMTronicOptionsFlow(config_entries.OptionsFlow):
"""Handle options."""
def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
"""Initialize options flow."""
self.config_entry = config_entry
async def async_step_init(self, user_input=None):
"""Manage the options."""
if user_input is not None:
return self.async_create_entry(title="", data=user_input)
return self.async_show_form(
step_id="init",
data_schema=vol.Schema(
{
vol.Optional(
CONF_REVERSE,
default=self.config_entry.options.get(CONF_REVERSE),
): bool,
}
),
)