86 lines
2.3 KiB
Python
86 lines
2.3 KiB
Python
"""Config flow for the Vallox integration."""
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from __future__ import annotations
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import logging
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from typing import Any
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from vallox_websocket_api import Vallox, ValloxApiException
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import voluptuous as vol
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from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
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from homeassistant.const import CONF_HOST, CONF_NAME
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import HomeAssistantError
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from homeassistant.util.network import is_ip_address
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from .const import DEFAULT_NAME, 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_HOST): str,
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}
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)
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async def validate_host(hass: HomeAssistant, host: str) -> None:
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"""Validate that the user input allows us to connect."""
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if not is_ip_address(host):
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raise InvalidHost(f"Invalid IP address: {host}")
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client = Vallox(host)
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await client.fetch_metric_data()
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class ValloxConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for the Vallox integration."""
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VERSION = 1
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async def async_step_user(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Handle the initial step."""
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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=STEP_USER_DATA_SCHEMA,
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)
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errors = {}
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host = user_input[CONF_HOST]
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self._async_abort_entries_match({CONF_HOST: host})
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try:
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await validate_host(self.hass, host)
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except InvalidHost:
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errors[CONF_HOST] = "invalid_host"
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except ValloxApiException:
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errors[CONF_HOST] = "cannot_connect"
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unexpected exception")
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errors[CONF_HOST] = "unknown"
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else:
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return self.async_create_entry(
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title=DEFAULT_NAME,
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data={
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**user_input,
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CONF_NAME: DEFAULT_NAME,
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},
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)
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return self.async_show_form(
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step_id="user",
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data_schema=STEP_USER_DATA_SCHEMA,
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errors=errors,
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)
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class InvalidHost(HomeAssistantError):
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"""Error to indicate an invalid host was input."""
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