core/homeassistant/components/syncthru/config_flow.py

140 lines
4.9 KiB
Python

"""Config flow for Samsung SyncThru."""
import re
from typing import Any
from urllib.parse import urlparse
from pysyncthru import ConnectionMode, SyncThru, SyncThruAPINotSupported
from url_normalize import url_normalize
import voluptuous as vol
from homeassistant.components import ssdp
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_NAME, CONF_URL
from homeassistant.helpers import aiohttp_client
from .const import DEFAULT_MODEL, DEFAULT_NAME_TEMPLATE, DOMAIN
class SyncThruConfigFlow(ConfigFlow, domain=DOMAIN):
"""Samsung SyncThru config flow."""
VERSION = 1
url: str
name: str
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle user initiated flow."""
if user_input is None:
return await self._async_show_form(step_id="user")
return await self._async_check_and_create("user", user_input)
async def async_step_ssdp(
self, discovery_info: ssdp.SsdpServiceInfo
) -> ConfigFlowResult:
"""Handle SSDP initiated flow."""
await self.async_set_unique_id(discovery_info.upnp[ssdp.ATTR_UPNP_UDN])
self._abort_if_unique_id_configured()
self.url = url_normalize(
discovery_info.upnp.get(
ssdp.ATTR_UPNP_PRESENTATION_URL,
f"http://{urlparse(discovery_info.ssdp_location or '').hostname}/",
)
)
for existing_entry in (
x for x in self._async_current_entries() if x.data[CONF_URL] == self.url
):
# Update unique id of entry with the same URL
if not existing_entry.unique_id:
self.hass.config_entries.async_update_entry(
existing_entry, unique_id=discovery_info.upnp[ssdp.ATTR_UPNP_UDN]
)
return self.async_abort(reason="already_configured")
self.name = discovery_info.upnp.get(ssdp.ATTR_UPNP_FRIENDLY_NAME, "")
if self.name:
# Remove trailing " (ip)" if present for consistency with user driven config
self.name = re.sub(r"\s+\([\d.]+\)\s*$", "", self.name)
self.context["title_placeholders"] = {CONF_NAME: self.name}
return await self.async_step_confirm()
async def async_step_confirm(
self, user_input: dict[str, str] | None = None
) -> ConfigFlowResult:
"""Handle discovery confirmation by user."""
if user_input is not None:
return await self._async_check_and_create("confirm", user_input)
return await self._async_show_form(
step_id="confirm",
user_input={CONF_URL: self.url, CONF_NAME: self.name},
)
async def _async_show_form(self, step_id, user_input=None, errors=None):
"""Show our form."""
if user_input is None:
user_input = {}
return self.async_show_form(
step_id=step_id,
data_schema=vol.Schema(
{
vol.Required(CONF_URL, default=user_input.get(CONF_URL, "")): str,
vol.Optional(CONF_NAME, default=user_input.get(CONF_NAME, "")): str,
}
),
errors=errors or {},
)
async def _async_check_and_create(self, step_id, user_input):
"""Validate input, proceed to create."""
user_input[CONF_URL] = url_normalize(
user_input[CONF_URL], default_scheme="http"
)
if "://" not in user_input[CONF_URL]:
return await self._async_show_form(
step_id=step_id, user_input=user_input, errors={CONF_URL: "invalid_url"}
)
# If we don't have a unique id, copy one from existing entry with same URL
if not self.unique_id:
for existing_entry in (
x
for x in self._async_current_entries()
if x.data[CONF_URL] == user_input[CONF_URL] and x.unique_id
):
await self.async_set_unique_id(existing_entry.unique_id)
break
session = aiohttp_client.async_get_clientsession(self.hass)
printer = SyncThru(
user_input[CONF_URL], session, connection_mode=ConnectionMode.API
)
errors = {}
try:
await printer.update()
if not user_input.get(CONF_NAME):
user_input[CONF_NAME] = DEFAULT_NAME_TEMPLATE.format(
printer.model() or DEFAULT_MODEL
)
except SyncThruAPINotSupported:
errors[CONF_URL] = "syncthru_not_supported"
else:
if printer.is_unknown_state():
errors[CONF_URL] = "unknown_state"
if errors:
return await self._async_show_form(
step_id=step_id, user_input=user_input, errors=errors
)
return self.async_create_entry(
title=user_input.get(CONF_NAME),
data=user_input,
)