256 lines
8.1 KiB
Python
256 lines
8.1 KiB
Python
"""Config flow for La Marzocco integration."""
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from collections.abc import Mapping
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import logging
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from typing import Any
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from lmcloud import LMCloud as LaMarzoccoClient
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from lmcloud.exceptions import AuthFail, RequestNotSuccessful
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import voluptuous as vol
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from homeassistant.components.bluetooth import BluetoothServiceInfo
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from homeassistant.config_entries import (
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ConfigEntry,
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ConfigFlow,
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ConfigFlowResult,
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OptionsFlow,
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OptionsFlowWithConfigEntry,
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)
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from homeassistant.const import (
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CONF_HOST,
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CONF_MAC,
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CONF_NAME,
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CONF_PASSWORD,
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CONF_USERNAME,
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)
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from homeassistant.core import callback
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from homeassistant.helpers import config_validation as cv
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from homeassistant.helpers.selector import (
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SelectOptionDict,
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SelectSelector,
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SelectSelectorConfig,
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SelectSelectorMode,
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)
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from .const import CONF_MACHINE, CONF_USE_BLUETOOTH, DOMAIN
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_LOGGER = logging.getLogger(__name__)
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class LmConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for La Marzocco."""
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def __init__(self) -> None:
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"""Initialize the config flow."""
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self.reauth_entry: ConfigEntry | None = None
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self._config: dict[str, Any] = {}
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self._machines: list[tuple[str, str]] = []
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self._discovered: dict[str, str] = {}
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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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errors = {}
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if user_input:
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data: dict[str, Any] = {}
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if self.reauth_entry:
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data = dict(self.reauth_entry.data)
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data = {
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**data,
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**user_input,
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**self._discovered,
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}
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lm = LaMarzoccoClient()
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try:
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self._machines = await lm.get_all_machines(data)
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except AuthFail:
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_LOGGER.debug("Server rejected login credentials")
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errors["base"] = "invalid_auth"
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except RequestNotSuccessful as exc:
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_LOGGER.error("Error connecting to server: %s", exc)
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errors["base"] = "cannot_connect"
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else:
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if not self._machines:
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errors["base"] = "no_machines"
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if not errors:
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if self.reauth_entry:
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self.hass.config_entries.async_update_entry(
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self.reauth_entry, data=data
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)
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await self.hass.config_entries.async_reload(
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self.reauth_entry.entry_id
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)
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return self.async_abort(reason="reauth_successful")
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if self._discovered:
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serials = [machine[0] for machine in self._machines]
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if self._discovered[CONF_MACHINE] not in serials:
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errors["base"] = "machine_not_found"
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else:
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self._config = data
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return self.async_show_form(
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step_id="machine_selection",
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data_schema=vol.Schema(
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{vol.Optional(CONF_HOST): cv.string}
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),
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)
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if not errors:
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self._config = data
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return await self.async_step_machine_selection()
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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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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_machine_selection(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Let user select machine to connect to."""
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errors: dict[str, str] = {}
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if user_input:
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if not self._discovered:
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serial_number = user_input[CONF_MACHINE]
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await self.async_set_unique_id(serial_number)
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self._abort_if_unique_id_configured()
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else:
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serial_number = self._discovered[CONF_MACHINE]
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# validate local connection if host is provided
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if user_input.get(CONF_HOST):
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lm = LaMarzoccoClient()
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if not await lm.check_local_connection(
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credentials=self._config,
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host=user_input[CONF_HOST],
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serial=serial_number,
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):
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errors[CONF_HOST] = "cannot_connect"
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if not errors:
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return self.async_create_entry(
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title=serial_number,
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data=self._config | user_input,
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)
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machine_options = [
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SelectOptionDict(
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value=serial_number,
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label=f"{model_name} ({serial_number})",
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)
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for serial_number, model_name in self._machines
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]
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machine_selection_schema = vol.Schema(
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{
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vol.Required(
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CONF_MACHINE, default=machine_options[0]["value"]
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): SelectSelector(
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SelectSelectorConfig(
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options=machine_options,
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mode=SelectSelectorMode.DROPDOWN,
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)
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),
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vol.Optional(CONF_HOST): cv.string,
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}
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)
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return self.async_show_form(
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step_id="machine_selection",
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data_schema=machine_selection_schema,
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errors=errors,
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)
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async def async_step_bluetooth(
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self, discovery_info: BluetoothServiceInfo
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) -> ConfigFlowResult:
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"""Handle a flow initialized by discovery over Bluetooth."""
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address = discovery_info.address
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name = discovery_info.name
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_LOGGER.debug(
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"Discovered La Marzocco machine %s through Bluetooth at address %s",
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name,
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address,
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)
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self._discovered[CONF_NAME] = name
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self._discovered[CONF_MAC] = address
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serial = name.split("_")[1]
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self._discovered[CONF_MACHINE] = serial
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await self.async_set_unique_id(serial)
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self._abort_if_unique_id_configured()
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return await self.async_step_user()
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async def async_step_reauth(
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self, entry_data: Mapping[str, Any]
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) -> ConfigFlowResult:
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"""Perform reauth upon an API authentication error."""
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self.reauth_entry = self.hass.config_entries.async_get_entry(
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self.context["entry_id"]
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)
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return await self.async_step_reauth_confirm()
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async def async_step_reauth_confirm(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Dialog that informs the user that reauth is required."""
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if not user_input:
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return self.async_show_form(
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step_id="reauth_confirm",
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data_schema=vol.Schema(
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{
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vol.Required(CONF_PASSWORD): str,
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}
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),
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)
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return await self.async_step_user(user_input)
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@staticmethod
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@callback
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def async_get_options_flow(
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config_entry: ConfigEntry,
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) -> OptionsFlow:
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"""Create the options flow."""
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return LmOptionsFlowHandler(config_entry)
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class LmOptionsFlowHandler(OptionsFlowWithConfigEntry):
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"""Handles options flow for the component."""
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async def async_step_init(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Manage the options for the custom component."""
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if user_input:
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return self.async_create_entry(title="", data=user_input)
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options_schema = vol.Schema(
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{
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vol.Optional(
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CONF_USE_BLUETOOTH,
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default=self.options.get(CONF_USE_BLUETOOTH, True),
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): cv.boolean,
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}
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)
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return self.async_show_form(
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step_id="init",
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data_schema=options_schema,
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)
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