core/homeassistant/components/pure_energie/config_flow.py

109 lines
3.6 KiB
Python

"""Config flow for Pure Energie integration."""
from __future__ import annotations
from typing import Any
from gridnet import Device, GridNet, GridNetConnectionError
import voluptuous as vol
from homeassistant.components import zeroconf
from homeassistant.config_entries import ConfigFlow
from homeassistant.const import CONF_HOST, CONF_NAME
from homeassistant.data_entry_flow import FlowResult
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.selector import TextSelector
from .const import DOMAIN
class PureEnergieFlowHandler(ConfigFlow, domain=DOMAIN):
"""Config flow for Pure Energie integration."""
VERSION = 1
discovered_host: str
discovered_device: Device
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle a flow initialized by the user."""
errors = {}
if user_input is not None:
try:
device = await self._async_get_device(user_input[CONF_HOST])
except GridNetConnectionError:
errors["base"] = "cannot_connect"
else:
await self.async_set_unique_id(device.n2g_id, raise_on_progress=False)
self._abort_if_unique_id_configured(
updates={CONF_HOST: user_input[CONF_HOST]}
)
return self.async_create_entry(
title="Pure Energie Meter",
data={
CONF_HOST: user_input[CONF_HOST],
},
)
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
{
vol.Required(CONF_HOST): TextSelector(),
}
),
errors=errors or {},
)
async def async_step_zeroconf(
self, discovery_info: zeroconf.ZeroconfServiceInfo
) -> FlowResult:
"""Handle zeroconf discovery."""
self.discovered_host = discovery_info.host
try:
self.discovered_device = await self._async_get_device(discovery_info.host)
except GridNetConnectionError:
return self.async_abort(reason="cannot_connect")
await self.async_set_unique_id(self.discovered_device.n2g_id)
self._abort_if_unique_id_configured(updates={CONF_HOST: discovery_info.host})
self.context.update(
{
"title_placeholders": {
CONF_NAME: "Pure Energie Meter",
CONF_HOST: self.discovered_host,
"model": self.discovered_device.model,
},
}
)
return await self.async_step_zeroconf_confirm()
async def async_step_zeroconf_confirm(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle a flow initiated by zeroconf."""
if user_input is not None:
return self.async_create_entry(
title="Pure Energie Meter",
data={
CONF_HOST: self.discovered_host,
},
)
return self.async_show_form(
step_id="zeroconf_confirm",
description_placeholders={
CONF_NAME: "Pure Energie Meter",
"model": self.discovered_device.model,
},
)
async def _async_get_device(self, host: str) -> Device:
"""Get device information from Pure Energie device."""
session = async_get_clientsession(self.hass)
gridnet = GridNet(host, session=session)
return await gridnet.device()