mirror of
https://github.com/home-assistant/core
synced 2024-08-28 03:36:46 +02:00
137 lines
4.4 KiB
Python
137 lines
4.4 KiB
Python
"""Config flow for Picnic integration."""
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from __future__ import annotations
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from collections.abc import Mapping
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import logging
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from typing import Any
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from python_picnic_api import PicnicAPI
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from python_picnic_api.session import PicnicAuthError
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import requests
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import voluptuous as vol
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from homeassistant import config_entries, core, exceptions
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from homeassistant.config_entries import SOURCE_REAUTH
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from homeassistant.const import (
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CONF_ACCESS_TOKEN,
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CONF_COUNTRY_CODE,
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CONF_PASSWORD,
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CONF_USERNAME,
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)
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from homeassistant.data_entry_flow import FlowResult
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from .const import COUNTRY_CODES, DOMAIN
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_LOGGER = logging.getLogger(__name__)
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STEP_USER_DATA_SCHEMA = vol.Schema(
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{
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vol.Required(CONF_USERNAME): str,
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vol.Required(CONF_PASSWORD): str,
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vol.Required(CONF_COUNTRY_CODE, default=COUNTRY_CODES[0]): vol.In(
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COUNTRY_CODES
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),
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}
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)
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class PicnicHub:
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"""Hub class to test user authentication."""
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@staticmethod
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def authenticate(username, password, country_code) -> tuple[str, dict]:
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"""Test if we can authenticate with the Picnic API."""
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picnic = PicnicAPI(username, password, country_code)
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return picnic.session.auth_token, picnic.get_user()
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async def validate_input(hass: core.HomeAssistant, data):
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"""Validate the user input allows us to connect.
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Data has the keys from STEP_USER_DATA_SCHEMA with values provided by the user.
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"""
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hub = PicnicHub()
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try:
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auth_token, user_data = await hass.async_add_executor_job(
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hub.authenticate,
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data[CONF_USERNAME],
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data[CONF_PASSWORD],
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data[CONF_COUNTRY_CODE],
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)
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except requests.exceptions.ConnectionError as error:
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raise CannotConnect from error
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except PicnicAuthError as error:
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raise InvalidAuth from error
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# Return the validation result
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address = (
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f'{user_data["address"]["street"]} {user_data["address"]["house_number"]}'
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+ f'{user_data["address"]["house_number_ext"]}'
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)
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return auth_token, {
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"title": address,
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"unique_id": user_data["user_id"],
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}
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class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for Picnic."""
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VERSION = 1
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async def async_step_reauth(self, entry_data: Mapping[str, Any]) -> FlowResult:
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"""Perform the re-auth step upon an API authentication error."""
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return await self.async_step_user()
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async def async_step_user(self, user_input=None):
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"""Handle the authentication step, this is the generic step for both `step_user` and `step_reauth`."""
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if user_input is None:
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return self.async_show_form(
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step_id="user", data_schema=STEP_USER_DATA_SCHEMA
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)
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errors = {}
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try:
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auth_token, info = await validate_input(self.hass, user_input)
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except CannotConnect:
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errors["base"] = "cannot_connect"
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except InvalidAuth:
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errors["base"] = "invalid_auth"
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unexpected exception")
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errors["base"] = "unknown"
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else:
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data = {
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CONF_ACCESS_TOKEN: auth_token,
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CONF_COUNTRY_CODE: user_input[CONF_COUNTRY_CODE],
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}
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existing_entry = await self.async_set_unique_id(info["unique_id"])
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# Abort if we're adding a new config and the unique id is already in use, else create the entry
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if self.source != SOURCE_REAUTH:
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self._abort_if_unique_id_configured()
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return self.async_create_entry(title="Picnic", data=data)
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# In case of re-auth, only continue if an exiting account exists with the same unique id
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if existing_entry:
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self.hass.config_entries.async_update_entry(existing_entry, data=data)
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await self.hass.config_entries.async_reload(existing_entry.entry_id)
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return self.async_abort(reason="reauth_successful")
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# Set the error because the account is different
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errors["base"] = "different_account"
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return self.async_show_form(
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step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
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)
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class CannotConnect(exceptions.HomeAssistantError):
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"""Error to indicate we cannot connect."""
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class InvalidAuth(exceptions.HomeAssistantError):
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"""Error to indicate there is invalid auth."""
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