92 lines
3.1 KiB
Python
92 lines
3.1 KiB
Python
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"""OpenTherm Gateway config flow."""
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import asyncio
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from serial import SerialException
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import pyotgw
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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_DEVICE, CONF_ID, CONF_NAME
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import homeassistant.helpers.config_validation as cv
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from . import DOMAIN
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class OpenThermGwConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
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"""OpenTherm Gateway Config Flow."""
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VERSION = 1
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CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
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async def async_step_init(self, info=None):
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"""Handle config flow initiation."""
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if info:
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name = info[CONF_NAME]
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device = info[CONF_DEVICE]
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gw_id = cv.slugify(info.get(CONF_ID, name))
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entries = [e.data for e in self.hass.config_entries.async_entries(DOMAIN)]
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if gw_id in [e[CONF_ID] for e in entries]:
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return self._show_form({"base": "id_exists"})
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if device in [e[CONF_DEVICE] for e in entries]:
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return self._show_form({"base": "already_configured"})
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async def test_connection():
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"""Try to connect to the OpenTherm Gateway."""
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otgw = pyotgw.pyotgw()
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status = await otgw.connect(self.hass.loop, device)
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await otgw.disconnect()
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return status.get(pyotgw.OTGW_ABOUT)
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try:
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res = await asyncio.wait_for(test_connection(), timeout=10)
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except asyncio.TimeoutError:
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return self._show_form({"base": "timeout"})
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except SerialException:
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return self._show_form({"base": "serial_error"})
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if res:
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return self._create_entry(gw_id, name, device)
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return self._show_form()
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async def async_step_user(self, info=None):
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"""Handle manual initiation of the config flow."""
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return await self.async_step_init(info)
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async def async_step_import(self, import_config):
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"""
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Import an OpenTherm Gateway device as a config entry.
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This flow is triggered by `async_setup` for configured devices.
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"""
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formatted_config = {
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CONF_NAME: import_config.get(CONF_NAME, import_config[CONF_ID]),
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CONF_DEVICE: import_config[CONF_DEVICE],
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CONF_ID: import_config[CONF_ID],
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}
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return await self.async_step_init(info=formatted_config)
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def _show_form(self, errors=None):
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"""Show the config flow form with possible errors."""
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return self.async_show_form(
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step_id="init",
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data_schema=vol.Schema(
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{
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vol.Required(CONF_NAME): str,
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vol.Required(CONF_DEVICE): str,
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vol.Optional(CONF_ID): str,
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}
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),
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errors=errors or {},
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)
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def _create_entry(self, gw_id, name, device):
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"""Create entry for the OpenTherm Gateway device."""
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return self.async_create_entry(
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title=name, data={CONF_ID: gw_id, CONF_DEVICE: device, CONF_NAME: name}
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)
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