mirror of https://github.com/home-assistant/core
139 lines
4.2 KiB
Python
139 lines
4.2 KiB
Python
"""Config flow for Lektrico Charging Station."""
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from __future__ import annotations
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from typing import Any
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from lektricowifi import Device, DeviceConnectionError
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import voluptuous as vol
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from homeassistant.components.zeroconf import ZeroconfServiceInfo
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from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
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from homeassistant.const import (
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ATTR_HW_VERSION,
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ATTR_SERIAL_NUMBER,
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CONF_HOST,
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CONF_TYPE,
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)
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from homeassistant.core import callback
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from homeassistant.helpers.httpx_client import get_async_client
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from .const import DOMAIN
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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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class LektricoFlowHandler(ConfigFlow, domain=DOMAIN):
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"""Handle a Lektrico config flow."""
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VERSION = 1
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_host: str
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_name: str
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_serial_number: str
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_board_revision: str
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_device_type: str
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async def async_step_user(
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self, user_input: dict[str, str] | None = None
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) -> ConfigFlowResult:
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"""Handle a flow initiated by the user."""
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errors = None
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if user_input is not None:
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self._host = user_input[CONF_HOST]
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# obtain serial number
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try:
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await self._get_lektrico_device_settings_and_treat_unique_id()
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return self._async_create_entry()
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except DeviceConnectionError:
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errors = {CONF_HOST: "cannot_connect"}
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return self._async_show_setup_form(user_input=user_input, errors=errors)
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@callback
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def _async_show_setup_form(
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self,
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user_input: dict[str, Any] | None = None,
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errors: dict[str, str] | None = None,
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) -> ConfigFlowResult:
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"""Show the setup form to the user."""
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if user_input is None:
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user_input = {}
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schema = self.add_suggested_values_to_schema(STEP_USER_DATA_SCHEMA, user_input)
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return self.async_show_form(
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step_id="user",
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data_schema=schema,
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errors=errors or {},
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)
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@callback
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def _async_create_entry(self) -> ConfigFlowResult:
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return self.async_create_entry(
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title=self._name,
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data={
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CONF_HOST: self._host,
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ATTR_SERIAL_NUMBER: self._serial_number,
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CONF_TYPE: self._device_type,
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ATTR_HW_VERSION: self._board_revision,
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},
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)
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async def async_step_zeroconf(
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self, discovery_info: ZeroconfServiceInfo
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) -> ConfigFlowResult:
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"""Handle zeroconf discovery."""
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self._host = discovery_info.host # 192.168.100.11
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# read settings from the device
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try:
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await self._get_lektrico_device_settings_and_treat_unique_id()
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except DeviceConnectionError:
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return self.async_abort(reason="cannot_connect")
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self.context["title_placeholders"] = {
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"serial_number": self._serial_number,
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"name": self._name,
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}
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return await self.async_step_confirm()
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async def _get_lektrico_device_settings_and_treat_unique_id(self) -> None:
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"""Get device's serial number from a Lektrico device."""
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device = Device(
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_host=self._host,
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asyncClient=get_async_client(self.hass),
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)
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settings = await device.device_config()
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self._serial_number = str(settings["serial_number"])
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self._device_type = settings["type"]
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self._board_revision = settings["board_revision"]
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self._name = f"{settings["type"]}_{self._serial_number}"
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# Check if already configured
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# Set unique id
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await self.async_set_unique_id(self._serial_number, raise_on_progress=True)
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# Abort if already configured, but update the last-known host
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self._abort_if_unique_id_configured(
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updates={CONF_HOST: self._host}, reload_on_update=True
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)
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async def async_step_confirm(
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self, user_input: dict[str, str] | None = None
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) -> ConfigFlowResult:
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"""Allow the user to confirm adding the device."""
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if user_input is not None:
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return self._async_create_entry()
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self._set_confirm_only()
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return self.async_show_form(step_id="confirm")
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