237 lines
7.8 KiB
Python
237 lines
7.8 KiB
Python
"""Config flow to configure deCONZ component."""
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import asyncio
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import async_timeout
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import voluptuous as vol
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from pydeconz.errors import ResponseError, RequestError
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from pydeconz.utils import async_discovery, async_get_api_key, async_get_bridgeid
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from homeassistant import config_entries
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from homeassistant.const import CONF_API_KEY, CONF_HOST, CONF_PORT
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from homeassistant.core import callback
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from homeassistant.helpers import aiohttp_client
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from .const import CONF_BRIDGEID, DEFAULT_PORT, DOMAIN
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DECONZ_MANUFACTURERURL = "http://www.dresden-elektronik.de"
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CONF_SERIAL = "serial"
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ATTR_UUID = "udn"
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@callback
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def configured_gateways(hass):
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"""Return a set of all configured gateways."""
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return {
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entry.data[CONF_BRIDGEID]: entry
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for entry in hass.config_entries.async_entries(DOMAIN)
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}
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@callback
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def get_master_gateway(hass):
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"""Return the gateway which is marked as master."""
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for gateway in hass.data[DOMAIN].values():
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if gateway.master:
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return gateway
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@config_entries.HANDLERS.register(DOMAIN)
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class DeconzFlowHandler(config_entries.ConfigFlow):
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"""Handle a deCONZ config flow."""
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VERSION = 1
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CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
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_hassio_discovery = None
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def __init__(self):
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"""Initialize the deCONZ config flow."""
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self.bridges = []
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self.deconz_config = {}
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async def async_step_init(self, user_input=None):
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"""Needed in order to not require re-translation of strings."""
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return await self.async_step_user(user_input)
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async def async_step_user(self, user_input=None):
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"""Handle a deCONZ config flow start.
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If only one bridge is found go to link step.
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If more than one bridge is found let user choose bridge to link.
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If no bridge is found allow user to manually input configuration.
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"""
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if user_input is not None:
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for bridge in self.bridges:
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if bridge[CONF_HOST] == user_input[CONF_HOST]:
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self.deconz_config = bridge
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return await self.async_step_link()
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self.deconz_config = user_input
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return await self.async_step_link()
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session = aiohttp_client.async_get_clientsession(self.hass)
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try:
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with async_timeout.timeout(10):
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self.bridges = await async_discovery(session)
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except asyncio.TimeoutError:
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self.bridges = []
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if len(self.bridges) == 1:
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self.deconz_config = self.bridges[0]
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return await self.async_step_link()
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if len(self.bridges) > 1:
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hosts = []
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for bridge in self.bridges:
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hosts.append(bridge[CONF_HOST])
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return self.async_show_form(
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step_id="init",
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data_schema=vol.Schema({vol.Required(CONF_HOST): vol.In(hosts)}),
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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=vol.Schema(
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{
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vol.Required(CONF_HOST): str,
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vol.Required(CONF_PORT, default=DEFAULT_PORT): int,
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}
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),
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)
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async def async_step_link(self, user_input=None):
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"""Attempt to link with the deCONZ bridge."""
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errors = {}
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if user_input is not None:
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session = aiohttp_client.async_get_clientsession(self.hass)
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try:
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with async_timeout.timeout(10):
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api_key = await async_get_api_key(session, **self.deconz_config)
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except (ResponseError, RequestError, asyncio.TimeoutError):
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errors["base"] = "no_key"
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else:
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self.deconz_config[CONF_API_KEY] = api_key
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return await self._create_entry()
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return self.async_show_form(step_id="link", errors=errors)
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async def _create_entry(self):
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"""Create entry for gateway."""
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if CONF_BRIDGEID not in self.deconz_config:
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session = aiohttp_client.async_get_clientsession(self.hass)
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try:
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with async_timeout.timeout(10):
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self.deconz_config[CONF_BRIDGEID] = await async_get_bridgeid(
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session, **self.deconz_config
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)
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except asyncio.TimeoutError:
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return self.async_abort(reason="no_bridges")
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return self.async_create_entry(
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title="deCONZ-" + self.deconz_config[CONF_BRIDGEID], data=self.deconz_config
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)
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async def _update_entry(self, entry, host):
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"""Update existing entry."""
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entry.data[CONF_HOST] = host
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self.hass.config_entries.async_update_entry(entry)
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async def async_step_ssdp(self, discovery_info):
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"""Handle a discovered deCONZ bridge."""
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from homeassistant.components.ssdp import ATTR_MANUFACTURERURL, ATTR_SERIAL
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if discovery_info[ATTR_MANUFACTURERURL] != DECONZ_MANUFACTURERURL:
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return self.async_abort(reason="not_deconz_bridge")
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uuid = discovery_info[ATTR_UUID].replace("uuid:", "")
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gateways = {
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gateway.api.config.uuid: gateway
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for gateway in self.hass.data.get(DOMAIN, {}).values()
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}
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if uuid in gateways:
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entry = gateways[uuid].config_entry
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await self._update_entry(entry, discovery_info[CONF_HOST])
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return self.async_abort(reason="updated_instance")
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bridgeid = discovery_info[ATTR_SERIAL]
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if any(
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bridgeid == flow["context"][CONF_BRIDGEID]
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for flow in self._async_in_progress()
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):
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return self.async_abort(reason="already_in_progress")
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# pylint: disable=unsupported-assignment-operation
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self.context[CONF_BRIDGEID] = bridgeid
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deconz_config = {
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CONF_HOST: discovery_info[CONF_HOST],
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CONF_PORT: discovery_info[CONF_PORT],
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}
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return await self.async_step_import(deconz_config)
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async def async_step_import(self, import_config):
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"""Import a deCONZ bridge as a config entry.
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This flow is triggered by `async_setup` for configured bridges.
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This flow is also triggered by `async_step_discovery`.
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This will execute for any bridge that does not have a
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config entry yet (based on host).
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If an API key is provided, we will create an entry.
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Otherwise we will delegate to `link` step which
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will ask user to link the bridge.
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"""
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self.deconz_config = import_config
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if CONF_API_KEY not in import_config:
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return await self.async_step_link()
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return await self._create_entry()
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async def async_step_hassio(self, user_input=None):
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"""Prepare configuration for a Hass.io deCONZ bridge.
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This flow is triggered by the discovery component.
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"""
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bridgeid = user_input[CONF_SERIAL]
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gateway_entries = configured_gateways(self.hass)
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if bridgeid in gateway_entries:
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entry = gateway_entries[bridgeid]
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await self._update_entry(entry, user_input[CONF_HOST])
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return self.async_abort(reason="updated_instance")
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self._hassio_discovery = user_input
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return await self.async_step_hassio_confirm()
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async def async_step_hassio_confirm(self, user_input=None):
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"""Confirm a Hass.io discovery."""
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if user_input is not None:
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self.deconz_config = {
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CONF_HOST: self._hassio_discovery[CONF_HOST],
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CONF_PORT: self._hassio_discovery[CONF_PORT],
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CONF_BRIDGEID: self._hassio_discovery[CONF_SERIAL],
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CONF_API_KEY: self._hassio_discovery[CONF_API_KEY],
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}
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return await self._create_entry()
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return self.async_show_form(
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step_id="hassio_confirm",
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description_placeholders={"addon": self._hassio_discovery["addon"]},
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)
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