core/homeassistant/components/goalzero/config_flow.py

116 lines
3.9 KiB
Python

"""Config flow for Goal Zero Yeti integration."""
from __future__ import annotations
import logging
from typing import Any
from goalzero import Yeti, exceptions
import voluptuous as vol
from homeassistant.components import dhcp
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST, CONF_NAME
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.device_registry import format_mac
from .const import DEFAULT_NAME, DOMAIN, MANUFACTURER
_LOGGER = logging.getLogger(__name__)
class GoalZeroFlowHandler(ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Goal Zero Yeti."""
VERSION = 1
_discovered_ip: str
async def async_step_dhcp(
self, discovery_info: dhcp.DhcpServiceInfo
) -> ConfigFlowResult:
"""Handle dhcp discovery."""
await self.async_set_unique_id(format_mac(discovery_info.macaddress))
self._abort_if_unique_id_configured(updates={CONF_HOST: discovery_info.ip})
self._async_abort_entries_match({CONF_HOST: discovery_info.ip})
_, error = await self._async_try_connect(discovery_info.ip)
if error is None:
self._discovered_ip = discovery_info.ip
return await self.async_step_confirm_discovery()
return self.async_abort(reason=error)
async def async_step_confirm_discovery(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Allow the user to confirm adding the device."""
if user_input is not None:
return self.async_create_entry(
title=MANUFACTURER,
data={
CONF_HOST: self._discovered_ip,
CONF_NAME: DEFAULT_NAME,
},
)
self._set_confirm_only()
return self.async_show_form(
step_id="confirm_discovery",
description_placeholders={
CONF_HOST: self._discovered_ip,
CONF_NAME: DEFAULT_NAME,
},
)
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle a flow initiated by the user."""
errors = {}
if user_input is not None:
host = user_input[CONF_HOST]
name = user_input[CONF_NAME]
self._async_abort_entries_match({CONF_HOST: host})
mac_address, error = await self._async_try_connect(host)
if error is None:
await self.async_set_unique_id(format_mac(str(mac_address)))
self._abort_if_unique_id_configured(updates={CONF_HOST: host})
return self.async_create_entry(
title=name,
data={CONF_HOST: host, CONF_NAME: name},
)
errors["base"] = error
user_input = user_input or {}
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
{
vol.Required(
CONF_HOST, default=user_input.get(CONF_HOST) or ""
): str,
vol.Optional(
CONF_NAME, default=user_input.get(CONF_NAME) or DEFAULT_NAME
): str,
}
),
errors=errors,
)
async def _async_try_connect(self, host: str) -> tuple[str | None, str | None]:
"""Try connecting to Goal Zero Yeti."""
try:
api = Yeti(host, async_get_clientsession(self.hass))
await api.sysinfo()
except exceptions.ConnectError:
return None, "cannot_connect"
except exceptions.InvalidHost:
return None, "invalid_host"
except Exception:
_LOGGER.exception("Unexpected exception")
return None, "unknown"
return str(api.sysdata["macAddress"]), None