221 lines
8.2 KiB
Python
221 lines
8.2 KiB
Python
"""Config flow for Nanoleaf integration."""
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from __future__ import annotations
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import logging
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import os
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from typing import Any, Final, cast
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from pynanoleaf import InvalidToken, Nanoleaf, NotAuthorizingNewTokens, Unavailable
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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_TOKEN
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from homeassistant.data_entry_flow import FlowResult
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from homeassistant.helpers.typing import DiscoveryInfoType
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from homeassistant.util.json import load_json, save_json
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from .const import DOMAIN
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from .util import pynanoleaf_get_info
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_LOGGER = logging.getLogger(__name__)
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# For discovery integration import
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CONFIG_FILE: Final = ".nanoleaf.conf"
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USER_SCHEMA: Final = 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 ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
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"""Nanoleaf config flow."""
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reauth_entry: config_entries.ConfigEntry | None = None
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VERSION = 1
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def __init__(self) -> None:
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"""Initialize a Nanoleaf flow."""
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self.nanoleaf: Nanoleaf
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# For discovery integration import
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self.discovery_conf: dict
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self.device_id: 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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) -> FlowResult:
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"""Handle Nanoleaf flow initiated by the user."""
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if user_input is None:
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return self.async_show_form(
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step_id="user", data_schema=USER_SCHEMA, last_step=False
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)
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self._async_abort_entries_match({CONF_HOST: user_input[CONF_HOST]})
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self.nanoleaf = Nanoleaf(user_input[CONF_HOST])
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try:
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await self.hass.async_add_executor_job(self.nanoleaf.authorize)
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except Unavailable:
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return self.async_show_form(
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step_id="user",
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data_schema=USER_SCHEMA,
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errors={"base": "cannot_connect"},
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last_step=False,
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)
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except NotAuthorizingNewTokens:
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pass
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unknown error connecting to Nanoleaf")
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return self.async_show_form(
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step_id="user",
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data_schema=USER_SCHEMA,
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last_step=False,
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errors={"base": "unknown"},
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)
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return await self.async_step_link()
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async def async_step_reauth(self, data: dict[str, str]) -> FlowResult:
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"""Handle Nanoleaf reauth flow if token is invalid."""
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self.reauth_entry = cast(
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config_entries.ConfigEntry,
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self.hass.config_entries.async_get_entry(self.context["entry_id"]),
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)
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self.nanoleaf = Nanoleaf(data[CONF_HOST])
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self.context["title_placeholders"] = {"name": self.reauth_entry.title}
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return await self.async_step_link()
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async def async_step_zeroconf(
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self, discovery_info: DiscoveryInfoType
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) -> FlowResult:
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"""Handle Nanoleaf Zeroconf discovery."""
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_LOGGER.debug("Zeroconf discovered: %s", discovery_info)
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return await self._async_discovery_handler(discovery_info)
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async def async_step_homekit(self, discovery_info: DiscoveryInfoType) -> FlowResult:
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"""Handle Nanoleaf Homekit discovery."""
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_LOGGER.debug("Homekit discovered: %s", discovery_info)
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return await self._async_discovery_handler(discovery_info)
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async def _async_discovery_handler(
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self, discovery_info: DiscoveryInfoType
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) -> FlowResult:
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"""Handle Nanoleaf discovery."""
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host = discovery_info["host"]
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# The name is unique and printed on the device and cannot be changed.
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name = discovery_info["name"].replace(f".{discovery_info['type']}", "")
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await self.async_set_unique_id(name)
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self._abort_if_unique_id_configured({CONF_HOST: host})
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self.nanoleaf = Nanoleaf(host)
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# Import from discovery integration
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self.device_id = discovery_info["properties"]["id"]
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self.discovery_conf = cast(
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dict,
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await self.hass.async_add_executor_job(
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load_json, self.hass.config.path(CONFIG_FILE)
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),
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)
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self.nanoleaf.token = self.discovery_conf.get(self.device_id, {}).get(
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"token", # >= 2021.4
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self.discovery_conf.get(host, {}).get("token"), # < 2021.4
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)
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if self.nanoleaf.token is not None:
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_LOGGER.warning(
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"Importing Nanoleaf %s from the discovery integration", name
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)
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return await self.async_setup_finish(discovery_integration_import=True)
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self.context["title_placeholders"] = {"name": name}
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return await self.async_step_link()
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async def async_step_link(
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self, user_input: dict[str, Any] | None = None
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) -> FlowResult:
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"""Handle Nanoleaf link step."""
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if user_input is None:
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return self.async_show_form(step_id="link")
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try:
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await self.hass.async_add_executor_job(self.nanoleaf.authorize)
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except NotAuthorizingNewTokens:
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return self.async_show_form(
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step_id="link", errors={"base": "not_allowing_new_tokens"}
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)
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except Unavailable:
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return self.async_abort(reason="cannot_connect")
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unknown error authorizing Nanoleaf")
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return self.async_show_form(step_id="link", errors={"base": "unknown"})
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if self.reauth_entry is not None:
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self.hass.config_entries.async_update_entry(
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self.reauth_entry,
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data={
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**self.reauth_entry.data,
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CONF_TOKEN: self.nanoleaf.token,
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},
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)
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await self.hass.config_entries.async_reload(self.reauth_entry.entry_id)
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return self.async_abort(reason="reauth_successful")
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return await self.async_setup_finish()
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async def async_step_import(self, config: dict[str, Any]) -> FlowResult:
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"""Handle Nanoleaf configuration import."""
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self._async_abort_entries_match({CONF_HOST: config[CONF_HOST]})
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_LOGGER.debug(
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"Importing Nanoleaf on %s from your configuration.yaml", config[CONF_HOST]
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)
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self.nanoleaf = Nanoleaf(config[CONF_HOST])
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self.nanoleaf.token = config[CONF_TOKEN]
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return await self.async_setup_finish()
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async def async_setup_finish(
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self, discovery_integration_import: bool = False
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) -> FlowResult:
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"""Finish Nanoleaf config flow."""
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try:
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info = await self.hass.async_add_executor_job(
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pynanoleaf_get_info, self.nanoleaf
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)
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except Unavailable:
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return self.async_abort(reason="cannot_connect")
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except InvalidToken:
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return self.async_abort(reason="invalid_token")
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception(
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"Unknown error connecting with Nanoleaf at %s", self.nanoleaf.host
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)
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return self.async_abort(reason="unknown")
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name = info["name"]
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await self.async_set_unique_id(name)
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self._abort_if_unique_id_configured({CONF_HOST: self.nanoleaf.host})
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if discovery_integration_import:
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if self.nanoleaf.host in self.discovery_conf:
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self.discovery_conf.pop(self.nanoleaf.host)
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if self.device_id in self.discovery_conf:
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self.discovery_conf.pop(self.device_id)
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_LOGGER.info(
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"Successfully imported Nanoleaf %s from the discovery integration",
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name,
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)
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if self.discovery_conf:
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await self.hass.async_add_executor_job(
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save_json, self.hass.config.path(CONFIG_FILE), self.discovery_conf
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)
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else:
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await self.hass.async_add_executor_job(
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os.remove, self.hass.config.path(CONFIG_FILE)
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)
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return self.async_create_entry(
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title=name,
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data={
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CONF_HOST: self.nanoleaf.host,
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CONF_TOKEN: self.nanoleaf.token,
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},
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)
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