mirror of
https://github.com/home-assistant/core
synced 2024-08-28 03:36:46 +02:00
92 lines
2.6 KiB
Python
92 lines
2.6 KiB
Python
"""Config flow for HLK-SW16."""
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import asyncio
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from hlk_sw16 import create_hlk_sw16_connection
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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_HOST, CONF_PORT
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from homeassistant.core import HomeAssistant
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from .const import (
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CONNECTION_TIMEOUT,
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DEFAULT_KEEP_ALIVE_INTERVAL,
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DEFAULT_PORT,
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DEFAULT_RECONNECT_INTERVAL,
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DOMAIN,
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)
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from .errors import CannotConnect
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DATA_SCHEMA = vol.Schema(
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{
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vol.Required(CONF_HOST): str,
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vol.Optional(CONF_PORT, default=DEFAULT_PORT): vol.Coerce(int),
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}
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)
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async def connect_client(hass, user_input):
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"""Connect the HLK-SW16 client."""
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client_aw = create_hlk_sw16_connection(
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host=user_input[CONF_HOST],
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port=user_input[CONF_PORT],
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loop=hass.loop,
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timeout=CONNECTION_TIMEOUT,
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reconnect_interval=DEFAULT_RECONNECT_INTERVAL,
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keep_alive_interval=DEFAULT_KEEP_ALIVE_INTERVAL,
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)
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async with asyncio.timeout(CONNECTION_TIMEOUT):
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return await client_aw
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async def validate_input(hass: HomeAssistant, user_input):
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"""Validate the user input allows us to connect."""
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try:
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client = await connect_client(hass, user_input)
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except asyncio.TimeoutError as err:
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raise CannotConnect from err
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try:
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def disconnect_callback():
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if client.in_transaction:
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client.active_transaction.set_exception(CannotConnect)
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client.disconnect_callback = disconnect_callback
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await client.status()
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except CannotConnect:
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client.disconnect_callback = None
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client.stop()
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raise
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client.disconnect_callback = None
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client.stop()
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class SW16FlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a HLK-SW16 config flow."""
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VERSION = 1
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async def async_step_import(self, user_input):
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"""Handle import."""
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return await self.async_step_user(user_input)
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async def async_step_user(self, user_input=None):
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"""Handle the initial step."""
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errors = {}
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if user_input is not None:
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self._async_abort_entries_match(
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{CONF_HOST: user_input[CONF_HOST], CONF_PORT: user_input[CONF_PORT]}
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)
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try:
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await validate_input(self.hass, user_input)
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address = f"{user_input[CONF_HOST]}:{user_input[CONF_PORT]}"
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return self.async_create_entry(title=address, data=user_input)
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except CannotConnect:
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errors["base"] = "cannot_connect"
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return self.async_show_form(
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step_id="user", data_schema=DATA_SCHEMA, errors=errors
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)
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