190 lines
7.4 KiB
Python
190 lines
7.4 KiB
Python
"""Config flow for WiZ Platform."""
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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 pywizlight import wizlight
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from pywizlight.discovery import DiscoveredBulb
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from pywizlight.exceptions import WizLightConnectionError, WizLightTimeOutError
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import voluptuous as vol
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from homeassistant import config_entries
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from homeassistant.components import dhcp
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from homeassistant.const import CONF_HOST
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from homeassistant.data_entry_flow import AbortFlow, FlowResult
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from homeassistant.util.network import is_ip_address
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from .const import DEFAULT_NAME, DISCOVER_SCAN_TIMEOUT, DOMAIN, WIZ_CONNECT_EXCEPTIONS
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from .discovery import async_discover_devices
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from .utils import _short_mac, name_from_bulb_type_and_mac
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_LOGGER = logging.getLogger(__name__)
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CONF_DEVICE = "device"
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class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for WiZ."""
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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_device: DiscoveredBulb | None = None
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self._discovered_devices: dict[str, DiscoveredBulb] = {}
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self._name: str | None = None
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async def async_step_dhcp(self, discovery_info: dhcp.DhcpServiceInfo) -> FlowResult:
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"""Handle discovery via dhcp."""
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self._discovered_device = DiscoveredBulb(
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discovery_info.ip, discovery_info.macaddress
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)
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return await self._async_handle_discovery()
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async def async_step_integration_discovery(
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self, discovery_info: dict[str, str]
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) -> FlowResult:
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"""Handle integration discovery."""
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self._discovered_device = DiscoveredBulb(
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discovery_info["ip_address"], discovery_info["mac_address"]
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)
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return await self._async_handle_discovery()
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async def _async_handle_discovery(self) -> FlowResult:
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"""Handle any discovery."""
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device = self._discovered_device
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assert device is not None
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_LOGGER.debug("Discovered device: %s", device)
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ip_address = device.ip_address
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mac = device.mac_address
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await self.async_set_unique_id(mac)
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self._abort_if_unique_id_configured(updates={CONF_HOST: ip_address})
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await self._async_connect_discovered_or_abort()
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return await self.async_step_discovery_confirm()
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async def _async_connect_discovered_or_abort(self) -> None:
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"""Connect to the device and verify its responding."""
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device = self._discovered_device
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assert device is not None
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bulb = wizlight(device.ip_address)
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try:
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bulbtype = await bulb.get_bulbtype()
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except WIZ_CONNECT_EXCEPTIONS as ex:
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_LOGGER.debug(
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"Failed to connect to %s during discovery: %s",
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device.ip_address,
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ex,
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exc_info=True,
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)
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raise AbortFlow("cannot_connect") from ex
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self._name = name_from_bulb_type_and_mac(bulbtype, device.mac_address)
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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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) -> FlowResult:
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"""Confirm discovery."""
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assert self._discovered_device is not None
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assert self._name is not None
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ip_address = self._discovered_device.ip_address
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if user_input is not None:
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# Make sure the device is still there and
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# update the name if the firmware has auto
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# updated since discovery
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await self._async_connect_discovered_or_abort()
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return self.async_create_entry(
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title=self._name,
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data={CONF_HOST: ip_address},
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)
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self._set_confirm_only()
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placeholders = {"name": self._name, "host": ip_address}
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self.context["title_placeholders"] = placeholders
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return self.async_show_form(
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step_id="discovery_confirm",
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description_placeholders=placeholders,
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)
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async def async_step_pick_device(
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self, user_input: dict[str, Any] | None = None
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) -> FlowResult:
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"""Handle the step to pick discovered device."""
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if user_input is not None:
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device = self._discovered_devices[user_input[CONF_DEVICE]]
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await self.async_set_unique_id(device.mac_address, raise_on_progress=False)
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bulb = wizlight(device.ip_address)
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try:
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bulbtype = await bulb.get_bulbtype()
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except WIZ_CONNECT_EXCEPTIONS:
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return self.async_abort(reason="cannot_connect")
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else:
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return self.async_create_entry(
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title=name_from_bulb_type_and_mac(bulbtype, device.mac_address),
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data={CONF_HOST: device.ip_address},
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)
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current_unique_ids = self._async_current_ids()
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current_hosts = {
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entry.data[CONF_HOST]
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for entry in self._async_current_entries(include_ignore=False)
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}
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discovered_devices = await async_discover_devices(
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self.hass, DISCOVER_SCAN_TIMEOUT
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)
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self._discovered_devices = {
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device.mac_address: device for device in discovered_devices
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}
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devices_name = {
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mac: f"{DEFAULT_NAME} {_short_mac(mac)} ({device.ip_address})"
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for mac, device in self._discovered_devices.items()
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if mac not in current_unique_ids and device.ip_address not in current_hosts
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}
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# Check if there is at least one device
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if not devices_name:
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return self.async_abort(reason="no_devices_found")
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return self.async_show_form(
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step_id="pick_device",
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data_schema=vol.Schema({vol.Required(CONF_DEVICE): vol.In(devices_name)}),
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)
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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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) -> FlowResult:
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"""Handle a flow initialized by the user."""
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errors = {}
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if user_input is not None:
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if not (host := user_input[CONF_HOST]):
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return await self.async_step_pick_device()
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if not is_ip_address(user_input[CONF_HOST]):
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errors["base"] = "no_ip"
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else:
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bulb = wizlight(host)
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try:
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bulbtype = await bulb.get_bulbtype()
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mac = await bulb.getMac()
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except WizLightTimeOutError:
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errors["base"] = "bulb_time_out"
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except ConnectionRefusedError:
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errors["base"] = "cannot_connect"
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except WizLightConnectionError:
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errors["base"] = "no_wiz_light"
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unexpected exception")
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errors["base"] = "unknown"
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else:
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await self.async_set_unique_id(mac, raise_on_progress=False)
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self._abort_if_unique_id_configured(
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updates={CONF_HOST: user_input[CONF_HOST]}
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)
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name = name_from_bulb_type_and_mac(bulbtype, mac)
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return self.async_create_entry(
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title=name,
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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=vol.Schema({vol.Optional(CONF_HOST, default=""): str}),
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errors=errors,
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)
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