core/homeassistant/components/airgradient/config_flow.py

109 lines
3.9 KiB
Python

"""Config flow for Airgradient."""
from typing import Any
from airgradient import (
AirGradientClient,
AirGradientError,
AirGradientParseError,
ConfigurationControl,
)
from awesomeversion import AwesomeVersion
import voluptuous as vol
from homeassistant.components import zeroconf
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_HOST, CONF_MODEL
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from .const import DOMAIN
MIN_VERSION = AwesomeVersion("3.1.1")
class AirGradientConfigFlow(ConfigFlow, domain=DOMAIN):
"""AirGradient config flow."""
def __init__(self) -> None:
"""Initialize the config flow."""
self.data: dict[str, Any] = {}
self.client: AirGradientClient | None = None
async def set_configuration_source(self) -> None:
"""Set configuration source to local if it hasn't been set yet."""
assert self.client
config = await self.client.get_config()
if config.configuration_control is ConfigurationControl.NOT_INITIALIZED:
await self.client.set_configuration_control(ConfigurationControl.LOCAL)
async def async_step_zeroconf(
self, discovery_info: zeroconf.ZeroconfServiceInfo
) -> ConfigFlowResult:
"""Handle zeroconf discovery."""
self.data[CONF_HOST] = host = discovery_info.host
self.data[CONF_MODEL] = discovery_info.properties["model"]
await self.async_set_unique_id(discovery_info.properties["serialno"])
self._abort_if_unique_id_configured(updates={CONF_HOST: host})
if AwesomeVersion(discovery_info.properties["fw_ver"]) < MIN_VERSION:
return self.async_abort(reason="invalid_version")
session = async_get_clientsession(self.hass)
self.client = AirGradientClient(host, session=session)
await self.client.get_current_measures()
self.context["title_placeholders"] = {
"model": self.data[CONF_MODEL],
}
return await self.async_step_discovery_confirm()
async def async_step_discovery_confirm(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Confirm discovery."""
if user_input is not None:
await self.set_configuration_source()
return self.async_create_entry(
title=self.data[CONF_MODEL],
data={CONF_HOST: self.data[CONF_HOST]},
)
self._set_confirm_only()
return self.async_show_form(
step_id="discovery_confirm",
description_placeholders={
"model": self.data[CONF_MODEL],
},
)
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle a flow initialized by the user."""
errors: dict[str, str] = {}
if user_input:
session = async_get_clientsession(self.hass)
self.client = AirGradientClient(user_input[CONF_HOST], session=session)
try:
current_measures = await self.client.get_current_measures()
except AirGradientParseError:
return self.async_abort(reason="invalid_version")
except AirGradientError:
errors["base"] = "cannot_connect"
else:
await self.async_set_unique_id(
current_measures.serial_number, raise_on_progress=False
)
self._abort_if_unique_id_configured()
await self.set_configuration_source()
return self.async_create_entry(
title=current_measures.model,
data={CONF_HOST: user_input[CONF_HOST]},
)
return self.async_show_form(
step_id="user",
data_schema=vol.Schema({vol.Required(CONF_HOST): str}),
errors=errors,
)