config_flow.py

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"""Config flow for Radarr."""
 
from __future__ import annotations
 
from collections.abc import Mapping
from typing import Any
 
from aiohttp import ClientConnectorError
from aiopyarr import exceptions
from aiopyarr.models.host_configuration import PyArrHostConfiguration
from aiopyarr.radarr_client import RadarrClient
import voluptuous as vol
from yarl import URL
 
from homeassistant.config_entries import SOURCE_REAUTH, ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_API_KEY, CONF_URL, CONF_VERIFY_SSL
from homeassistant.core import HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
 
from .const import DEFAULT_NAME, DEFAULT_URL, DOMAIN
 
 
class RadarrConfigFlow(ConfigFlow, domain=DOMAIN):
    """Handle a config flow for Radarr."""
 
    VERSION = 1
 
    async def async_step_reauth(
        self, entry_data: Mapping[str, Any]
    ) -> ConfigFlowResult:
        """Handle configuration by re-auth."""
        return await self.async_step_reauth_confirmasync_step_reauth_confirm()
 
    async def async_step_reauth_confirm(
        self, user_input: dict[str, str] | None = None
    ) -> ConfigFlowResult:
        """Confirm reauth dialog."""
        if user_input is not None:
            return await self.async_step_userasync_step_userasync_step_user()
 
        self._set_confirm_only_set_confirm_only()
        return self.async_show_formasync_show_formasync_show_form(step_id="reauth_confirm")
 
    async def async_step_user(
        self, user_input: dict[str, Any] | None = None
    ) -> ConfigFlowResult:
        """Handle a flow initiated by the user."""
        errors = {}
 
        if user_input is not None:
            # aiopyarr defaults to the service port if one isn't given
            # this is counter to standard practice  where http = 80
            # and https = 443.
            url = URL(user_input[CONF_URL])
            user_input[CONF_URL] = f"{url.scheme}://{url.host}:{url.port}{url.path}"
 
            try:
                if result := await validate_input(self.hass, user_input):
                    user_input[CONF_API_KEY] = result[1]
            except exceptions.ArrAuthenticationException:
                errors = {"base": "invalid_auth"}
            except (ClientConnectorError, exceptions.ArrConnectionException):
                errors = {"base": "cannot_connect"}
            except exceptions.ArrWrongAppException:
                errors = {"base": "wrong_app"}
            except exceptions.ArrZeroConfException:
                errors = {"base": "zeroconf_failed"}
            except exceptions.ArrException:
                errors = {"base": "unknown"}
            if not errors:
                if self.sourcesourcesourcesource == SOURCE_REAUTH:
                    return self.async_update_reload_and_abortasync_update_reload_and_abort(
                        self._get_reauth_entry_get_reauth_entry(), data=user_input
                    )
 
                return self.async_create_entryasync_create_entryasync_create_entry(
                    title=DEFAULT_NAME,
                    data=user_input,
                )
 
        if user_input is None:
            user_input = {}
            if self.sourcesourcesourcesource == SOURCE_REAUTH:
                user_input = dict(self._get_reauth_entry_get_reauth_entry().data)
 
        return self.async_show_formasync_show_formasync_show_form(
            step_id="user",
            data_schema=vol.Schema(
                {
                    vol.Required(
                        CONF_URL, default=user_input.get(CONF_URL, DEFAULT_URL)
                    ): str,
                    vol.Optional(CONF_API_KEY): str,
                    vol.Optional(
                        CONF_VERIFY_SSL,
                        default=user_input.get(CONF_VERIFY_SSL, False),
                    ): bool,
                }
            ),
            errors=errors,
        )
 
 
async def validate_input(
    hass: HomeAssistant, data: dict[str, Any]
) -> tuple[str, str, str] | None:
    """Validate the user input allows us to connect."""
    host_configuration = PyArrHostConfiguration(
        api_token=data.get(CONF_API_KEY, ""),
        verify_ssl=data[CONF_VERIFY_SSL],
        url=data[CONF_URL],
    )
    radarr = RadarrClient(
        host_configuration=host_configuration,
        session=async_get_clientsession(hass),
    )
    if CONF_API_KEY not in data:
        return await radarr.async_try_zeroconf()
    await radarr.async_get_system_status()
    return None