core/homeassistant/components/hunterdouglas_powerview/config_flow.py

138 lines
4.7 KiB
Python

"""Config flow for Hunter Douglas PowerView integration."""
import logging
from aiopvapi.helpers.aiorequest import AioRequest
import async_timeout
import voluptuous as vol
from homeassistant import config_entries, core, exceptions
from homeassistant.const import CONF_HOST, CONF_NAME
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from . import async_get_device_info
from .const import DEVICE_NAME, DEVICE_SERIAL_NUMBER, HUB_EXCEPTIONS
from .const import DOMAIN # pylint:disable=unused-import
_LOGGER = logging.getLogger(__name__)
DATA_SCHEMA = vol.Schema({vol.Required(CONF_HOST): str})
HAP_SUFFIX = "._hap._tcp.local."
async def validate_input(hass: core.HomeAssistant, data):
"""Validate the user input allows us to connect.
Data has the keys from DATA_SCHEMA with values provided by the user.
"""
hub_address = data[CONF_HOST]
websession = async_get_clientsession(hass)
pv_request = AioRequest(hub_address, loop=hass.loop, websession=websession)
try:
async with async_timeout.timeout(10):
device_info = await async_get_device_info(pv_request)
except HUB_EXCEPTIONS as err:
raise CannotConnect from err
if not device_info:
raise CannotConnect
# Return info that you want to store in the config entry.
return {
"title": device_info[DEVICE_NAME],
"unique_id": device_info[DEVICE_SERIAL_NUMBER],
}
class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Hunter Douglas PowerView."""
VERSION = 1
CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
def __init__(self):
"""Initialize the powerview config flow."""
self.powerview_config = {}
async def async_step_user(self, user_input=None):
"""Handle the initial step."""
errors = {}
if user_input is not None:
if self._host_already_configured(user_input[CONF_HOST]):
return self.async_abort(reason="already_configured")
try:
info = await validate_input(self.hass, user_input)
except CannotConnect:
errors["base"] = "cannot_connect"
except Exception: # pylint: disable=broad-except
_LOGGER.exception("Unexpected exception")
errors["base"] = "unknown"
if not errors:
await self.async_set_unique_id(info["unique_id"])
return self.async_create_entry(
title=info["title"], data={CONF_HOST: user_input[CONF_HOST]}
)
return self.async_show_form(
step_id="user", data_schema=DATA_SCHEMA, errors=errors
)
async def async_step_import(self, user_input=None):
"""Handle the initial step."""
return await self.async_step_user(user_input)
async def async_step_homekit(self, homekit_info):
"""Handle HomeKit discovery."""
# If we already have the host configured do
# not open connections to it if we can avoid it.
if self._host_already_configured(homekit_info[CONF_HOST]):
return self.async_abort(reason="already_configured")
try:
info = await validate_input(self.hass, homekit_info)
except CannotConnect:
return self.async_abort(reason="cannot_connect")
except Exception: # pylint: disable=broad-except
return self.async_abort(reason="unknown")
await self.async_set_unique_id(info["unique_id"], raise_on_progress=False)
self._abort_if_unique_id_configured({CONF_HOST: homekit_info["host"]})
name = homekit_info["name"]
if name.endswith(HAP_SUFFIX):
name = name[: -len(HAP_SUFFIX)]
self.powerview_config = {
CONF_HOST: homekit_info["host"],
CONF_NAME: name,
}
return await self.async_step_link()
async def async_step_link(self, user_input=None):
"""Attempt to link with Powerview."""
if user_input is not None:
return self.async_create_entry(
title=self.powerview_config[CONF_NAME],
data={CONF_HOST: self.powerview_config[CONF_HOST]},
)
return self.async_show_form(
step_id="link", description_placeholders=self.powerview_config
)
def _host_already_configured(self, host):
"""See if we already have a hub with the host address configured."""
existing_hosts = {
entry.data[CONF_HOST]
for entry in self._async_current_entries()
if CONF_HOST in entry.data
}
return host in existing_hosts
class CannotConnect(exceptions.HomeAssistantError):
"""Error to indicate we cannot connect."""