hass_flickerstrip/custom_components/flickerstrip/config_flow.py

125 lines
4.2 KiB
Python

import ipaddress
import socket
from typing import Any
from urllib.parse import ParseResult, urlparse
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.components import ssdp
from homeassistant.components.device_tracker import (
CONF_CONSIDER_HOME,
DEFAULT_CONSIDER_HOME,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_HOST, CONF_PORT
from homeassistant.core import callback
from homeassistant.data_entry_flow import FlowResult
from .const import (
DOMAIN,
DEFAULT_PORT,
)
class FlickerstripConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Flickerstrip config flow."""
VERSION = 1
def __init__(self) -> None:
"""Initialize Flickerstrip conflig flow."""
self._host: str | None = None
self._port: int | None = None
self._entry: ConfigEntry | None = None
async def async_check_configured_entry(self) -> ConfigEntry | None:
"""Check if entry is configured."""
assert self._host
current_host = await self.hass.async_add_executor_job(
socket.gethostbyname, self._host
)
for entry in self._async_current_entries(include_ignore=False):
entry_host = await self.hass.async_add_executor_job(
socket.gethostbyname, entry.data[CONF_HOST]
)
if entry_host == current_host:
return entry
return None
@callback
def _async_create_entry(self) -> FlowResult:
"""Async create flow handler entry."""
return self.async_create_entry(
title="Flickerstrip",
data={
CONF_HOST: self._host,
CONF_PORT: self._port,
},
options={
CONF_CONSIDER_HOME: DEFAULT_CONSIDER_HOME.total_seconds(),
},
)
async def async_step_ssdp(self, discovery_info: ssdp.SsdpServiceInfo) -> FlowResult :
ssdp_location: ParseResult = urlparse(discovery_info.ssdp_location or "")
self._host = ssdp_location.hostname
self._port = ssdp_location.port
self.context[CONF_HOST] = self._host
self.context[CONF_PORT] = self._port
if not self._host or ipaddress.ip_address(self._host).is_link_local:
return self.async_abort(reason="ignore_ip6_link_local")
if uuid := discovery_info.upnp.get(ssdp.ATTR_UPNP_UDN):
if uuid.startswith("uuid:"):
uuid = uuid[5:]
await self.async_set_unique_id(uuid)
self._abort_if_unique_id_configured({CONF_HOST: self._host})
for progress in self._async_in_progress():
if progress.get("context", {}).get(CONF_HOST) == self._host:
return self.async_abort(reason="already_in_progress")
if entry := await self.async_check_configured_entry():
if uuid and not entry.unique_id:
self.hass.config_entries.async_update_entry(entry, unique_id=uuid)
return self.async_abort(reason="already_configured")
self.context.update(
{
"title_placeholders": {"name": "Flickerstrip"},
"configuration_url": f"http://{self._host}",
}
)
return self._async_create_entry()
def _show_setup_form_init(self, errors: dict[str, str] | None = None) -> FlowResult:
"""Show the setup form to the user."""
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
{
vol.Required(CONF_HOST): str,
vol.Optional(CONF_PORT, default=DEFAULT_PORT): vol.Coerce(int),
}
),
errors=errors or {},
)
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle a flow initiated by the user."""
if user_input is None:
return self._show_setup_form_init()
self._host = user_input[CONF_HOST]
self._port = user_input[CONF_PORT]
if await self.async_check_configured_entry():
return self._show_setup_form_init({"base": "already_configured"})
return self._async_create_entry()