core/homeassistant/components/roku/__init__.py

165 lines
4.7 KiB
Python

"""Support for Roku."""
import asyncio
from datetime import timedelta
import logging
from typing import Any, Dict
from rokuecp import Roku, RokuConnectionError, RokuError
from rokuecp.models import Device
from homeassistant.components.media_player import DOMAIN as MEDIA_PLAYER_DOMAIN
from homeassistant.components.remote import DOMAIN as REMOTE_DOMAIN
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import ATTR_NAME, CONF_HOST
from homeassistant.exceptions import ConfigEntryNotReady
from homeassistant.helpers import config_validation as cv
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.typing import HomeAssistantType
from homeassistant.helpers.update_coordinator import (
CoordinatorEntity,
DataUpdateCoordinator,
UpdateFailed,
)
from homeassistant.util.dt import utcnow
from .const import (
ATTR_IDENTIFIERS,
ATTR_MANUFACTURER,
ATTR_MODEL,
ATTR_SOFTWARE_VERSION,
DOMAIN,
)
CONFIG_SCHEMA = cv.deprecated(DOMAIN)
PLATFORMS = [MEDIA_PLAYER_DOMAIN, REMOTE_DOMAIN]
SCAN_INTERVAL = timedelta(seconds=15)
_LOGGER = logging.getLogger(__name__)
async def async_setup(hass: HomeAssistantType, config: Dict) -> bool:
"""Set up the Roku integration."""
hass.data.setdefault(DOMAIN, {})
return True
async def async_setup_entry(hass: HomeAssistantType, entry: ConfigEntry) -> bool:
"""Set up Roku from a config entry."""
coordinator = RokuDataUpdateCoordinator(hass, host=entry.data[CONF_HOST])
await coordinator.async_refresh()
if not coordinator.last_update_success:
raise ConfigEntryNotReady
hass.data[DOMAIN][entry.entry_id] = coordinator
for component in PLATFORMS:
hass.async_create_task(
hass.config_entries.async_forward_entry_setup(entry, component)
)
return True
async def async_unload_entry(hass: HomeAssistantType, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
unload_ok = all(
await asyncio.gather(
*[
hass.config_entries.async_forward_entry_unload(entry, component)
for component in PLATFORMS
]
)
)
if unload_ok:
hass.data[DOMAIN].pop(entry.entry_id)
return unload_ok
def roku_exception_handler(func):
"""Decorate Roku calls to handle Roku exceptions."""
async def handler(self, *args, **kwargs):
try:
await func(self, *args, **kwargs)
except RokuConnectionError as error:
if self.available:
_LOGGER.error("Error communicating with API: %s", error)
except RokuError as error:
if self.available:
_LOGGER.error("Invalid response from API: %s", error)
return handler
class RokuDataUpdateCoordinator(DataUpdateCoordinator[Device]):
"""Class to manage fetching Roku data."""
def __init__(
self,
hass: HomeAssistantType,
*,
host: str,
):
"""Initialize global Roku data updater."""
self.roku = Roku(host=host, session=async_get_clientsession(hass))
self.full_update_interval = timedelta(minutes=15)
self.last_full_update = None
super().__init__(
hass,
_LOGGER,
name=DOMAIN,
update_interval=SCAN_INTERVAL,
)
async def _async_update_data(self) -> Device:
"""Fetch data from Roku."""
full_update = self.last_full_update is None or utcnow() >= (
self.last_full_update + self.full_update_interval
)
try:
data = await self.roku.update(full_update=full_update)
if full_update:
self.last_full_update = utcnow()
return data
except RokuError as error:
raise UpdateFailed(f"Invalid response from API: {error}") from error
class RokuEntity(CoordinatorEntity):
"""Defines a base Roku entity."""
def __init__(
self, *, device_id: str, name: str, coordinator: RokuDataUpdateCoordinator
) -> None:
"""Initialize the Roku entity."""
super().__init__(coordinator)
self._device_id = device_id
self._name = name
@property
def name(self) -> str:
"""Return the name of the entity."""
return self._name
@property
def device_info(self) -> Dict[str, Any]:
"""Return device information about this Roku device."""
if self._device_id is None:
return None
return {
ATTR_IDENTIFIERS: {(DOMAIN, self._device_id)},
ATTR_NAME: self.name,
ATTR_MANUFACTURER: self.coordinator.data.info.brand,
ATTR_MODEL: self.coordinator.data.info.model_name,
ATTR_SOFTWARE_VERSION: self.coordinator.data.info.version,
}