core/homeassistant/components/nextdns/config_flow.py

126 lines
4.1 KiB
Python

"""Adds config flow for NextDNS."""
from __future__ import annotations
from collections.abc import Mapping
from typing import Any
from aiohttp.client_exceptions import ClientConnectorError
from nextdns import ApiError, InvalidApiKeyError, NextDns
from tenacity import RetryError
import voluptuous as vol
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_API_KEY, CONF_PROFILE_NAME
from homeassistant.core import HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from .const import CONF_PROFILE_ID, DOMAIN
AUTH_SCHEMA = vol.Schema({vol.Required(CONF_API_KEY): str})
async def async_init_nextdns(hass: HomeAssistant, api_key: str) -> NextDns:
"""Check if credentials are valid."""
websession = async_get_clientsession(hass)
return await NextDns.create(websession, api_key)
class NextDnsFlowHandler(ConfigFlow, domain=DOMAIN):
"""Config flow for NextDNS."""
VERSION = 1
def __init__(self) -> None:
"""Initialize the config flow."""
self.nextdns: NextDns
self.api_key: str
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 is not None:
self.api_key = user_input[CONF_API_KEY]
try:
self.nextdns = await async_init_nextdns(self.hass, self.api_key)
except InvalidApiKeyError:
errors["base"] = "invalid_api_key"
except (ApiError, ClientConnectorError, RetryError, TimeoutError):
errors["base"] = "cannot_connect"
except Exception: # noqa: BLE001
errors["base"] = "unknown"
else:
return await self.async_step_profiles()
return self.async_show_form(
step_id="user",
data_schema=AUTH_SCHEMA,
errors=errors,
)
async def async_step_profiles(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle the profiles step."""
errors: dict[str, str] = {}
if user_input is not None:
profile_name = user_input[CONF_PROFILE_NAME]
profile_id = self.nextdns.get_profile_id(profile_name)
await self.async_set_unique_id(profile_id)
self._abort_if_unique_id_configured()
return self.async_create_entry(
title=profile_name,
data={CONF_PROFILE_ID: profile_id, CONF_API_KEY: self.api_key},
)
return self.async_show_form(
step_id="profiles",
data_schema=vol.Schema(
{
vol.Required(CONF_PROFILE_NAME): vol.In(
[profile.name for profile in self.nextdns.profiles]
)
}
),
errors=errors,
)
async def async_step_reauth(
self, entry_data: Mapping[str, Any]
) -> ConfigFlowResult:
"""Handle configuration by re-auth."""
return await self.async_step_reauth_confirm()
async def async_step_reauth_confirm(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Dialog that informs the user that reauth is required."""
errors: dict[str, str] = {}
if user_input is not None:
try:
await async_init_nextdns(self.hass, user_input[CONF_API_KEY])
except InvalidApiKeyError:
errors["base"] = "invalid_api_key"
except (ApiError, ClientConnectorError, RetryError, TimeoutError):
errors["base"] = "cannot_connect"
except Exception: # noqa: BLE001
errors["base"] = "unknown"
else:
return self.async_update_reload_and_abort(
self._get_reauth_entry(), data_updates=user_input
)
return self.async_show_form(
step_id="reauth_confirm",
data_schema=AUTH_SCHEMA,
errors=errors,
)