134 lines
4.5 KiB
Python
134 lines
4.5 KiB
Python
"""Config flow for Roku."""
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import logging
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from typing import Any, Dict, Optional
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from urllib.parse import urlparse
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from rokuecp import Roku, RokuError
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import voluptuous as vol
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from homeassistant.components.ssdp import (
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ATTR_SSDP_LOCATION,
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ATTR_UPNP_FRIENDLY_NAME,
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ATTR_UPNP_SERIAL,
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)
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from homeassistant.config_entries import CONN_CLASS_LOCAL_POLL, ConfigFlow
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from homeassistant.const import CONF_HOST, CONF_NAME
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from homeassistant.core import callback
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.typing import HomeAssistantType
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from .const import DOMAIN # pylint: disable=unused-import
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DATA_SCHEMA = vol.Schema({vol.Required(CONF_HOST): str})
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ERROR_CANNOT_CONNECT = "cannot_connect"
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ERROR_UNKNOWN = "unknown"
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_LOGGER = logging.getLogger(__name__)
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async def validate_input(hass: HomeAssistantType, data: Dict) -> Dict:
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"""Validate the user input allows us to connect.
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Data has the keys from DATA_SCHEMA with values provided by the user.
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"""
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session = async_get_clientsession(hass)
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roku = Roku(data[CONF_HOST], session=session)
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device = await roku.update()
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return {
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"title": device.info.name,
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"serial_number": device.info.serial_number,
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}
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class RokuConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a Roku config flow."""
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VERSION = 1
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CONNECTION_CLASS = CONN_CLASS_LOCAL_POLL
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def __init__(self):
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"""Set up the instance."""
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self.discovery_info = {}
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@callback
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def _show_form(self, errors: Optional[Dict] = None) -> Dict[str, Any]:
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"""Show the form to the user."""
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return self.async_show_form(
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step_id="user", data_schema=DATA_SCHEMA, errors=errors or {},
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)
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async def async_step_import(
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self, user_input: Optional[Dict] = None
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) -> Dict[str, Any]:
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"""Handle configuration by yaml file."""
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return await self.async_step_user(user_input)
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async def async_step_user(
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self, user_input: Optional[Dict] = None
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) -> Dict[str, Any]:
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"""Handle a flow initialized by the user."""
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if not user_input:
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return self._show_form()
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errors = {}
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try:
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info = await validate_input(self.hass, user_input)
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except RokuError:
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_LOGGER.debug("Roku Error", exc_info=True)
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errors["base"] = ERROR_CANNOT_CONNECT
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return self._show_form(errors)
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unknown error trying to connect")
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return self.async_abort(reason=ERROR_UNKNOWN)
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await self.async_set_unique_id(info["serial_number"])
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self._abort_if_unique_id_configured(updates={CONF_HOST: user_input[CONF_HOST]})
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return self.async_create_entry(title=info["title"], data=user_input)
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async def async_step_ssdp(
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self, discovery_info: Optional[Dict] = None
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) -> Dict[str, Any]:
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"""Handle a flow initialized by discovery."""
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host = urlparse(discovery_info[ATTR_SSDP_LOCATION]).hostname
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name = discovery_info[ATTR_UPNP_FRIENDLY_NAME]
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serial_number = discovery_info[ATTR_UPNP_SERIAL]
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await self.async_set_unique_id(serial_number)
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self._abort_if_unique_id_configured(updates={CONF_HOST: host})
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# pylint: disable=no-member # https://github.com/PyCQA/pylint/issues/3167
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self.context.update({"title_placeholders": {"name": name}})
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self.discovery_info.update({CONF_HOST: host, CONF_NAME: name})
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try:
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await validate_input(self.hass, self.discovery_info)
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except RokuError:
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_LOGGER.debug("Roku Error", exc_info=True)
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return self.async_abort(reason=ERROR_CANNOT_CONNECT)
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unknown error trying to connect")
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return self.async_abort(reason=ERROR_UNKNOWN)
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return await self.async_step_ssdp_confirm()
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async def async_step_ssdp_confirm(
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self, user_input: Optional[Dict] = None
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) -> Dict[str, Any]:
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"""Handle user-confirmation of discovered device."""
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# pylint: disable=no-member # https://github.com/PyCQA/pylint/issues/3167
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if user_input is None:
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return self.async_show_form(
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step_id="ssdp_confirm",
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description_placeholders={"name": self.discovery_info[CONF_NAME]},
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errors={},
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)
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return self.async_create_entry(
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title=self.discovery_info[CONF_NAME], data=self.discovery_info,
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)
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