core/homeassistant/components/nordpool/config_flow.py

116 lines
3.3 KiB
Python

"""Adds config flow for Nord Pool integration."""
from __future__ import annotations
from typing import Any
from pynordpool import (
Currency,
NordPoolClient,
NordPoolEmptyResponseError,
NordPoolError,
)
from pynordpool.const import AREAS
import voluptuous as vol
from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
from homeassistant.const import CONF_CURRENCY
from homeassistant.core import HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.selector import (
SelectOptionDict,
SelectSelector,
SelectSelectorConfig,
SelectSelectorMode,
)
from homeassistant.util import dt as dt_util
from .const import CONF_AREAS, DEFAULT_NAME, DOMAIN
SELECT_AREAS = [
SelectOptionDict(value=area, label=name) for area, name in AREAS.items()
]
SELECT_CURRENCY = [currency.value for currency in Currency]
DATA_SCHEMA = vol.Schema(
{
vol.Required(CONF_AREAS, default=[]): SelectSelector(
SelectSelectorConfig(
options=SELECT_AREAS,
multiple=True,
mode=SelectSelectorMode.DROPDOWN,
sort=True,
)
),
vol.Required(CONF_CURRENCY, default="SEK"): SelectSelector(
SelectSelectorConfig(
options=SELECT_CURRENCY,
multiple=False,
mode=SelectSelectorMode.DROPDOWN,
sort=True,
)
),
}
)
async def test_api(hass: HomeAssistant, user_input: dict[str, Any]) -> dict[str, str]:
"""Test fetch data from Nord Pool."""
client = NordPoolClient(async_get_clientsession(hass))
try:
await client.async_get_delivery_period(
dt_util.now(),
Currency(user_input[CONF_CURRENCY]),
user_input[CONF_AREAS],
)
except NordPoolEmptyResponseError:
return {"base": "no_data"}
except NordPoolError:
return {"base": "cannot_connect"}
return {}
class NordpoolConfigFlow(ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Nord Pool integration."""
VERSION = 1
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle the initial step."""
errors: dict[str, str] = {}
if user_input:
errors = await test_api(self.hass, user_input)
if not errors:
return self.async_create_entry(
title=DEFAULT_NAME,
data=user_input,
)
return self.async_show_form(
step_id="user",
data_schema=DATA_SCHEMA,
errors=errors,
)
async def async_step_reconfigure(
self, user_input: dict[str, Any] | None = None
) -> ConfigFlowResult:
"""Handle the reconfiguration step."""
errors: dict[str, str] = {}
if user_input:
errors = await test_api(self.hass, user_input)
reconfigure_entry = self._get_reconfigure_entry()
if not errors:
return self.async_update_reload_and_abort(
reconfigure_entry, data_updates=user_input
)
return self.async_show_form(
step_id="reconfigure",
data_schema=DATA_SCHEMA,
errors=errors,
)