core/homeassistant/components/downloader/config_flow.py

70 lines
2.3 KiB
Python

"""Config flow for Downloader integration."""
from __future__ import annotations
import os
from typing import Any
import voluptuous as vol
from homeassistant import exceptions
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.helpers import config_validation as cv
from .const import _LOGGER, CONF_DOWNLOAD_DIR, DEFAULT_NAME, DOMAIN
class DownloaderConfigFlow(ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Downloader."""
VERSION = 1
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle the initial step."""
errors: dict[str, str] = {}
if user_input is not None:
try:
await self._validate_input(user_input)
except DirectoryDoesNotExist:
errors["base"] = "directory_does_not_exist"
else:
return self.async_create_entry(title=DEFAULT_NAME, data=user_input)
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
{
vol.Required(CONF_DOWNLOAD_DIR): cv.string,
}
),
errors=errors,
)
async def async_step_import(self, user_input: dict[str, Any]) -> ConfigFlowResult:
"""Handle a flow initiated by configuration file."""
try:
await self._validate_input(user_input)
except DirectoryDoesNotExist:
return self.async_abort(reason="directory_does_not_exist")
return self.async_create_entry(title=DEFAULT_NAME, data=user_input)
async def _validate_input(self, user_input: dict[str, Any]) -> None:
"""Validate the user input if the directory exists."""
download_path = user_input[CONF_DOWNLOAD_DIR]
if not os.path.isabs(download_path):
download_path = self.hass.config.path(download_path)
if not await self.hass.async_add_executor_job(os.path.isdir, download_path):
_LOGGER.error(
"Download path %s does not exist. File Downloader not active",
download_path,
)
raise DirectoryDoesNotExist
class DirectoryDoesNotExist(exceptions.HomeAssistantError):
"""Error to indicate the specified download directory does not exist."""