132 lines
4.6 KiB
Python
132 lines
4.6 KiB
Python
"""Config flow for Velux integration."""
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from typing import Any
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from pyvlx import PyVLX, PyVLXException
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import voluptuous as vol
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from homeassistant.config_entries import ConfigEntryState, ConfigFlow, ConfigFlowResult
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from homeassistant.const import CONF_HOST, CONF_MAC, CONF_NAME, CONF_PASSWORD
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from homeassistant.helpers import config_validation as cv
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from homeassistant.helpers.device_registry import format_mac
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from homeassistant.helpers.service_info.dhcp import DhcpServiceInfo
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from .const import DOMAIN, LOGGER
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USER_SCHEMA = vol.Schema(
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{
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vol.Required(CONF_HOST): cv.string,
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vol.Required(CONF_PASSWORD): cv.string,
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}
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)
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async def _check_connection(host: str, password: str) -> dict[str, Any]:
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"""Check if we can connect to the Velux bridge."""
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pyvlx = PyVLX(host=host, password=password)
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try:
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await pyvlx.connect()
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await pyvlx.disconnect()
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except (PyVLXException, ConnectionError) as err:
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LOGGER.debug("Cannot connect: %s", err)
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return {"base": "cannot_connect"}
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except Exception as err: # noqa: BLE001
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LOGGER.exception("Unexpected exception: %s", err)
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return {"base": "unknown"}
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return {}
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class VeluxConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for velux."""
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VERSION = 1
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def __init__(self) -> None:
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"""Initialize the config flow."""
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self.discovery_data: dict[str, Any] = {}
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async def async_step_user(
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self, user_input: dict[str, str] | None = None
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) -> ConfigFlowResult:
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"""Handle the initial step."""
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errors: dict[str, str] = {}
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if user_input is not None:
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self._async_abort_entries_match({CONF_HOST: user_input[CONF_HOST]})
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errors = await _check_connection(
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user_input[CONF_HOST], user_input[CONF_PASSWORD]
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)
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if not errors:
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return self.async_create_entry(
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title=user_input[CONF_HOST],
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data=user_input,
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)
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return self.async_show_form(
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step_id="user",
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data_schema=USER_SCHEMA,
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errors=errors,
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)
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async def async_step_dhcp(
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self, discovery_info: DhcpServiceInfo
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) -> ConfigFlowResult:
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"""Handle discovery by DHCP."""
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# The hostname ends with the last 4 digits of the device MAC address.
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self.discovery_data[CONF_HOST] = discovery_info.ip
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self.discovery_data[CONF_MAC] = format_mac(discovery_info.macaddress)
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self.discovery_data[CONF_NAME] = discovery_info.hostname.upper().replace(
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"LAN_", ""
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)
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await self.async_set_unique_id(self.discovery_data[CONF_NAME])
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self._abort_if_unique_id_configured(
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updates={CONF_HOST: self.discovery_data[CONF_HOST]}
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)
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# Abort if config_entry already exists without unigue_id configured.
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for entry in self.hass.config_entries.async_entries(DOMAIN):
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if (
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entry.data[CONF_HOST] == self.discovery_data[CONF_HOST]
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and entry.unique_id is None
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and entry.state is ConfigEntryState.LOADED
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):
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self.hass.config_entries.async_update_entry(
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entry=entry,
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unique_id=self.discovery_data[CONF_NAME],
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data={**entry.data, **self.discovery_data},
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)
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return self.async_abort(reason="already_configured")
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self._async_abort_entries_match({CONF_HOST: self.discovery_data[CONF_HOST]})
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return await self.async_step_discovery_confirm()
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async def async_step_discovery_confirm(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Prepare configuration for a discovered Velux device."""
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errors: dict[str, str] = {}
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if user_input is not None:
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errors = await _check_connection(
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self.discovery_data[CONF_HOST], user_input[CONF_PASSWORD]
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)
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if not errors:
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return self.async_create_entry(
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title=self.discovery_data[CONF_NAME],
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data={**self.discovery_data, **user_input},
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)
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return self.async_show_form(
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step_id="discovery_confirm",
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data_schema=vol.Schema(
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{
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vol.Required(CONF_PASSWORD): cv.string,
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}
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),
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errors=errors,
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description_placeholders={
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"name": self.discovery_data[CONF_NAME],
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"host": self.discovery_data[CONF_HOST],
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},
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)
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