137 lines
4.8 KiB
Python
137 lines
4.8 KiB
Python
"""Config flow to configure the Elgato Key Light integration."""
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import logging
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from typing import Any, Dict, Optional
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from elgato import Elgato, ElgatoError, Info
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import voluptuous as vol
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from homeassistant.config_entries import CONN_CLASS_LOCAL_POLL, ConfigFlow
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from homeassistant.const import CONF_HOST, CONF_PORT
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.typing import ConfigType
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from .const import CONF_SERIAL_NUMBER, DOMAIN # pylint: disable=unused-import
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_LOGGER = logging.getLogger(__name__)
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class ElgatoFlowHandler(ConfigFlow, domain=DOMAIN):
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"""Handle a Elgato Key Light config flow."""
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VERSION = 1
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CONNECTION_CLASS = CONN_CLASS_LOCAL_POLL
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async def async_step_user(
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self, user_input: Optional[ConfigType] = None
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) -> Dict[str, Any]:
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"""Handle a flow initiated by the user."""
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if user_input is None:
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return self._show_setup_form()
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try:
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info = await self._get_elgato_info(
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user_input[CONF_HOST], user_input[CONF_PORT]
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)
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except ElgatoError:
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return self._show_setup_form({"base": "connection_error"})
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# Check if already configured
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await self.async_set_unique_id(info.serial_number)
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self._abort_if_unique_id_configured()
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return self.async_create_entry(
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title=info.serial_number,
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data={
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CONF_HOST: user_input[CONF_HOST],
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CONF_PORT: user_input[CONF_PORT],
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CONF_SERIAL_NUMBER: info.serial_number,
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},
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)
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async def async_step_zeroconf(
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self, user_input: Optional[ConfigType] = None
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) -> Dict[str, Any]:
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"""Handle zeroconf discovery."""
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if user_input is None:
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return self.async_abort(reason="connection_error")
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# Hostname is format: my-ke.local.
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host = user_input["hostname"].rstrip(".")
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try:
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info = await self._get_elgato_info(host, user_input[CONF_PORT])
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except ElgatoError:
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return self.async_abort(reason="connection_error")
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# Check if already configured
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await self.async_set_unique_id(info.serial_number)
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self._abort_if_unique_id_configured()
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# pylint: disable=no-member # https://github.com/PyCQA/pylint/issues/3167
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self.context.update(
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{
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CONF_HOST: host,
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CONF_PORT: user_input[CONF_PORT],
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CONF_SERIAL_NUMBER: info.serial_number,
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"title_placeholders": {"serial_number": info.serial_number},
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}
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)
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# Prepare configuration flow
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return self._show_confirm_dialog()
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# pylint: disable=no-member # https://github.com/PyCQA/pylint/issues/3167
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async def async_step_zeroconf_confirm(
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self, user_input: ConfigType = None
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) -> Dict[str, Any]:
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"""Handle a flow initiated by zeroconf."""
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if user_input is None:
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return self._show_confirm_dialog()
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try:
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info = await self._get_elgato_info(
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self.context.get(CONF_HOST), self.context.get(CONF_PORT)
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)
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except ElgatoError:
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return self.async_abort(reason="connection_error")
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# Check if already configured
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await self.async_set_unique_id(info.serial_number)
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self._abort_if_unique_id_configured()
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return self.async_create_entry(
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title=self.context.get(CONF_SERIAL_NUMBER),
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data={
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CONF_HOST: self.context.get(CONF_HOST),
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CONF_PORT: self.context.get(CONF_PORT),
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CONF_SERIAL_NUMBER: self.context.get(CONF_SERIAL_NUMBER),
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},
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)
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def _show_setup_form(self, errors: Optional[Dict] = None) -> Dict[str, Any]:
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"""Show the setup form to the user."""
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return self.async_show_form(
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step_id="user",
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data_schema=vol.Schema(
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{
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vol.Required(CONF_HOST): str,
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vol.Optional(CONF_PORT, default=9123): int,
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}
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),
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errors=errors or {},
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)
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def _show_confirm_dialog(self) -> Dict[str, Any]:
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"""Show the confirm dialog to the user."""
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# pylint: disable=no-member # https://github.com/PyCQA/pylint/issues/3167
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serial_number = self.context.get(CONF_SERIAL_NUMBER)
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return self.async_show_form(
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step_id="zeroconf_confirm",
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description_placeholders={"serial_number": serial_number},
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)
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async def _get_elgato_info(self, host: str, port: int) -> Info:
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"""Get device information from an Elgato Key Light device."""
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session = async_get_clientsession(self.hass)
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elgato = Elgato(host, port=port, session=session,)
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return await elgato.info()
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