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Commit 27516de

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niraclerNoRi2909joostlek
authored
Add DALI Center integration (home-assistant#151479)
Co-authored-by: Norbert Rittel <norbert@rittel.de> Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>
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‎CODEOWNERS‎

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"""The DALI Center integration."""
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from __future__ import annotations
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import logging
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from PySrDaliGateway import DaliGateway
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from PySrDaliGateway.exceptions import DaliGatewayError
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from homeassistant.const import (
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CONF_HOST,
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CONF_NAME,
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CONF_PASSWORD,
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CONF_PORT,
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CONF_USERNAME,
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Platform,
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)
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import ConfigEntryNotReady
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from homeassistant.helpers import device_registry as dr
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from homeassistant.helpers.dispatcher import async_dispatcher_send
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from .const import CONF_SERIAL_NUMBER, DOMAIN, MANUFACTURER
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from .types import DaliCenterConfigEntry, DaliCenterData
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_PLATFORMS: list[Platform] = [Platform.LIGHT]
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_entry(hass: HomeAssistant, entry: DaliCenterConfigEntry) -> bool:
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"""Set up DALI Center from a config entry."""
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gateway = DaliGateway(
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entry.data[CONF_SERIAL_NUMBER],
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entry.data[CONF_HOST],
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entry.data[CONF_PORT],
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entry.data[CONF_USERNAME],
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entry.data[CONF_PASSWORD],
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name=entry.data[CONF_NAME],
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)
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gw_sn = gateway.gw_sn
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try:
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await gateway.connect()
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except DaliGatewayError as exc:
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raise ConfigEntryNotReady(
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"You can try to delete the gateway and add it again"
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) from exc
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def on_online_status(dev_id: str, available: bool) -> None:
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signal = f"{DOMAIN}_update_available_{dev_id}"
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hass.add_job(async_dispatcher_send, hass, signal, available)
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gateway.on_online_status = on_online_status
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try:
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devices = await gateway.discover_devices()
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except DaliGatewayError as exc:
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raise ConfigEntryNotReady(
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"Unable to discover devices from the gateway"
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) from exc
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_LOGGER.debug("Discovered %d devices on gateway %s", len(devices), gw_sn)
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dev_reg = dr.async_get(hass)
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dev_reg.async_get_or_create(
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config_entry_id=entry.entry_id,
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identifiers={(DOMAIN, gw_sn)},
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manufacturer=MANUFACTURER,
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name=gateway.name,
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model="SR-GW-EDA",
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serial_number=gw_sn,
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)
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entry.runtime_data = DaliCenterData(
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gateway=gateway,
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devices=devices,
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)
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await hass.config_entries.async_forward_entry_setups(entry, _PLATFORMS)
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return True
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async def async_unload_entry(hass: HomeAssistant, entry: DaliCenterConfigEntry) -> bool:
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"""Unload a config entry."""
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if unload_ok := await hass.config_entries.async_unload_platforms(entry, _PLATFORMS):
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await entry.runtime_data.gateway.disconnect()
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return unload_ok
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"""Config flow for the DALI Center integration."""
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from __future__ import annotations
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import logging
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from typing import Any
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from PySrDaliGateway import DaliGateway
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from PySrDaliGateway.discovery import DaliGatewayDiscovery
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from PySrDaliGateway.exceptions import DaliGatewayError
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import voluptuous as vol
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from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
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from homeassistant.const import (
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CONF_HOST,
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CONF_NAME,
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CONF_PASSWORD,
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CONF_PORT,
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CONF_USERNAME,
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)
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from homeassistant.helpers.selector import (
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SelectOptionDict,
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SelectSelector,
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SelectSelectorConfig,
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)
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from .const import CONF_SERIAL_NUMBER, DOMAIN
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_LOGGER = logging.getLogger(__name__)
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class DaliCenterConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for DALI Center."""
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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._discovered_gateways: dict[str, DaliGateway] = {}
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async def async_step_user(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Handle the initial step."""
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if user_input is not None:
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return await self.async_step_select_gateway()
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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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async def async_step_select_gateway(
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self, discovery_info: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Handle gateway discovery."""
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errors: dict[str, str] = {}
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if discovery_info and "selected_gateway" in discovery_info:
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selected_sn = discovery_info["selected_gateway"]
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selected_gateway = self._discovered_gateways[selected_sn]
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await self.async_set_unique_id(selected_gateway.gw_sn)
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self._abort_if_unique_id_configured()
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try:
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await selected_gateway.connect()
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except DaliGatewayError as err:
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_LOGGER.debug(
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"Failed to connect to gateway %s during config flow",
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selected_gateway.gw_sn,
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exc_info=err,
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)
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errors["base"] = "cannot_connect"
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else:
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await selected_gateway.disconnect()
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return self.async_create_entry(
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title=selected_gateway.name,
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data={
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CONF_SERIAL_NUMBER: selected_gateway.gw_sn,
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CONF_HOST: selected_gateway.gw_ip,
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CONF_PORT: selected_gateway.port,
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CONF_NAME: selected_gateway.name,
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CONF_USERNAME: selected_gateway.username,
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CONF_PASSWORD: selected_gateway.passwd,
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},
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)
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if not self._discovered_gateways:
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_LOGGER.debug("Starting gateway discovery")
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discovery = DaliGatewayDiscovery()
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try:
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discovered = await discovery.discover_gateways()
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except DaliGatewayError as err:
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_LOGGER.debug("Gateway discovery failed", exc_info=err)
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errors["base"] = "discovery_failed"
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else:
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configured_gateways = {
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entry.data[CONF_SERIAL_NUMBER]
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for entry in self.hass.config_entries.async_entries(DOMAIN)
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}
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self._discovered_gateways = {
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gw.gw_sn: gw
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for gw in discovered
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if gw.gw_sn not in configured_gateways
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}
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if not self._discovered_gateways:
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return self.async_show_form(
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step_id="select_gateway",
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errors=errors if errors else {"base": "no_devices_found"},
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data_schema=vol.Schema({}),
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)
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gateway_options = [
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SelectOptionDict(
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value=sn,
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label=f"{gateway.name} [SN {sn}, IP {gateway.gw_ip}]",
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)
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for sn, gateway in self._discovered_gateways.items()
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]
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return self.async_show_form(
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step_id="select_gateway",
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data_schema=vol.Schema(
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{
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vol.Optional("selected_gateway"): SelectSelector(
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SelectSelectorConfig(options=gateway_options, sort=True)
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),
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}
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),
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errors=errors,
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)
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"""Constants for the DALI Center integration."""
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DOMAIN = "sunricher_dali_center"
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MANUFACTURER = "Sunricher"
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CONF_SERIAL_NUMBER = "serial_number"

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