83 lines
2.8 KiB
Python
83 lines
2.8 KiB
Python
"""Config flow for the MELCloud platform."""
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from __future__ import annotations
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import asyncio
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from http import HTTPStatus
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from aiohttp import ClientError, ClientResponseError
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from async_timeout import timeout
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import pymelcloud
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import voluptuous as vol
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from homeassistant import config_entries
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from homeassistant.const import CONF_PASSWORD, CONF_TOKEN, CONF_USERNAME
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from .const import DOMAIN
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class FlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a config flow."""
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VERSION = 1
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async def _create_entry(self, username: str, token: str):
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"""Register new entry."""
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await self.async_set_unique_id(username)
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self._abort_if_unique_id_configured({CONF_TOKEN: token})
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return self.async_create_entry(
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title=username, data={CONF_USERNAME: username, CONF_TOKEN: token}
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)
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async def _create_client(
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self,
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username: str,
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*,
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password: str | None = None,
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token: str | None = None,
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):
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"""Create client."""
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if password is None and token is None:
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raise ValueError(
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"Invalid internal state. Called without either password or token"
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)
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try:
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async with timeout(10):
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if (acquired_token := token) is None:
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acquired_token = await pymelcloud.login(
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username,
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password,
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async_get_clientsession(self.hass),
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)
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await pymelcloud.get_devices(
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acquired_token,
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async_get_clientsession(self.hass),
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)
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except ClientResponseError as err:
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if err.status in (HTTPStatus.UNAUTHORIZED, HTTPStatus.FORBIDDEN):
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return self.async_abort(reason="invalid_auth")
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return self.async_abort(reason="cannot_connect")
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except (asyncio.TimeoutError, ClientError):
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return self.async_abort(reason="cannot_connect")
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return await self._create_entry(username, acquired_token)
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async def async_step_user(self, user_input=None):
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"""User initiated config flow."""
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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",
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data_schema=vol.Schema(
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{vol.Required(CONF_USERNAME): str, vol.Required(CONF_PASSWORD): str}
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),
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)
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username = user_input[CONF_USERNAME]
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return await self._create_client(username, password=user_input[CONF_PASSWORD])
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async def async_step_import(self, user_input):
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"""Import a config entry."""
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return await self._create_client(
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user_input[CONF_USERNAME], token=user_input[CONF_TOKEN]
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)
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