115 lines
3.6 KiB
Python
115 lines
3.6 KiB
Python
"""Config flow for Imeon integration."""
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import logging
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from typing import Any
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from urllib.parse import urlparse
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from imeon_inverter_api.inverter import Inverter
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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_PASSWORD, CONF_USERNAME
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from homeassistant.helpers.service_info.ssdp import (
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ATTR_UPNP_MODEL_NUMBER,
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ATTR_UPNP_SERIAL,
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SsdpServiceInfo,
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)
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from homeassistant.helpers.typing import VolDictType
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from .const import DOMAIN
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_LOGGER = logging.getLogger(__name__)
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class ImeonInverterConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle the initial setup flow for Imeon Inverters."""
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_host: str | None = None
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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 user step for creating a new configuration entry."""
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errors: dict[str, str] = {}
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if user_input is not None:
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# User have to provide the hostname if device is not discovered
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host = self._host or user_input[CONF_HOST]
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async with Inverter(host) as client:
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try:
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# Check connection
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if await client.login(
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user_input[CONF_USERNAME], user_input[CONF_PASSWORD]
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):
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serial = await client.get_serial()
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else:
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errors["base"] = "invalid_auth"
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except TimeoutError:
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errors["base"] = "cannot_connect"
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except ValueError as e:
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if "Host invalid" in str(e):
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errors["base"] = "invalid_host"
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elif "Route invalid" in str(e):
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errors["base"] = "invalid_route"
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else:
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errors["base"] = "unknown"
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_LOGGER.exception(
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"Unexpected error occurred while connecting to the Imeon"
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)
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if not errors:
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# Check if entry already exists
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await self.async_set_unique_id(serial, raise_on_progress=False)
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self._abort_if_unique_id_configured()
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# Create a new configuration entry if login succeeds
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return self.async_create_entry(
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title=f"Imeon {serial}", data={CONF_HOST: host, **user_input}
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)
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host_schema: VolDictType = (
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{vol.Required(CONF_HOST): str} if not self._host else {}
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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=vol.Schema(
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{
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**host_schema,
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vol.Required(CONF_USERNAME): str,
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vol.Required(CONF_PASSWORD): str,
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}
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),
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errors=errors,
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)
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async def async_step_ssdp(
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self, discovery_info: SsdpServiceInfo
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) -> ConfigFlowResult:
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"""Handle a SSDP discovery."""
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host = str(urlparse(discovery_info.ssdp_location).hostname)
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serial = discovery_info.upnp.get(ATTR_UPNP_SERIAL, "")
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if not serial:
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return self.async_abort(reason="cannot_connect")
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await self.async_set_unique_id(serial)
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self._abort_if_unique_id_configured(updates={CONF_HOST: host})
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self._host = host
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self.context["title_placeholders"] = {
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"model": discovery_info.upnp.get(ATTR_UPNP_MODEL_NUMBER, ""),
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"serial": serial,
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}
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return await self.async_step_user()
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