core/homeassistant/components/amberelectric/config_flow.py

125 lines
3.9 KiB
Python

"""Config flow for the Amber Electric integration."""
from __future__ import annotations
import amberelectric
from amberelectric.api import amber_api
from amberelectric.model.site import Site
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.const import CONF_API_TOKEN
from homeassistant.data_entry_flow import FlowResult
from .const import CONF_SITE_ID, CONF_SITE_NAME, CONF_SITE_NMI, DOMAIN
API_URL = "https://app.amber.com.au/developers"
class AmberElectricConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle a config flow."""
VERSION = 1
def __init__(self) -> None:
"""Initialize the config flow."""
self._errors: dict[str, str] = {}
self._sites: list[Site] | None = None
self._api_token: str | None = None
def _fetch_sites(self, token: str) -> list[Site] | None:
configuration = amberelectric.Configuration(access_token=token)
api = amber_api.AmberApi.create(configuration)
try:
sites = api.get_sites()
if len(sites) == 0:
self._errors[CONF_API_TOKEN] = "no_site"
return None
return sites
except amberelectric.ApiException as api_exception:
if api_exception.status == 403:
self._errors[CONF_API_TOKEN] = "invalid_api_token"
else:
self._errors[CONF_API_TOKEN] = "unknown_error"
return None
async def async_step_user(
self, user_input: dict[str, str] | None = None
) -> FlowResult:
"""Step when user initializes a integration."""
self._errors = {}
self._sites = None
self._api_token = None
if user_input is not None:
token = user_input[CONF_API_TOKEN]
self._sites = await self.hass.async_add_executor_job(
self._fetch_sites, token
)
if self._sites is not None:
self._api_token = token
return await self.async_step_site()
else:
user_input = {CONF_API_TOKEN: ""}
return self.async_show_form(
step_id="user",
description_placeholders={"api_url": API_URL},
data_schema=vol.Schema(
{
vol.Required(
CONF_API_TOKEN, default=user_input[CONF_API_TOKEN]
): str,
}
),
errors=self._errors,
)
async def async_step_site(
self, user_input: dict[str, str] | None = None
) -> FlowResult:
"""Step to select site."""
self._errors = {}
assert self._sites is not None
assert self._api_token is not None
api_token = self._api_token
if user_input is not None:
site_nmi = user_input[CONF_SITE_NMI]
sites = [site for site in self._sites if site.nmi == site_nmi]
site = sites[0]
site_id = site.id
name = user_input.get(CONF_SITE_NAME, site_id)
return self.async_create_entry(
title=name,
data={
CONF_SITE_ID: site_id,
CONF_API_TOKEN: api_token,
CONF_SITE_NMI: site.nmi,
},
)
user_input = {
CONF_API_TOKEN: api_token,
CONF_SITE_NMI: "",
CONF_SITE_NAME: "",
}
return self.async_show_form(
step_id="site",
data_schema=vol.Schema(
{
vol.Required(
CONF_SITE_NMI, default=user_input[CONF_SITE_NMI]
): vol.In([site.nmi for site in self._sites]),
vol.Optional(
CONF_SITE_NAME, default=user_input[CONF_SITE_NAME]
): str,
}
),
errors=self._errors,
)