core/homeassistant/components/ring/entity.py

98 lines
3.1 KiB
Python

"""Base class for Ring entity."""
from collections.abc import Callable
from typing import Any, Concatenate, Generic, ParamSpec, cast
from ring_doorbell import (
AuthenticationError,
RingDevices,
RingError,
RingGeneric,
RingTimeout,
)
from typing_extensions import TypeVar
from homeassistant.core import callback
from homeassistant.exceptions import HomeAssistantError
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from .const import ATTRIBUTION, DOMAIN
from .coordinator import RingDataCoordinator, RingNotificationsCoordinator
RingDeviceT = TypeVar("RingDeviceT", bound=RingGeneric, default=RingGeneric)
_RingCoordinatorT = TypeVar(
"_RingCoordinatorT",
bound=(RingDataCoordinator | RingNotificationsCoordinator),
)
_RingBaseEntityT = TypeVar("_RingBaseEntityT", bound="RingBaseEntity[Any, Any]")
_R = TypeVar("_R")
_P = ParamSpec("_P")
def exception_wrap(
func: Callable[Concatenate[_RingBaseEntityT, _P], _R],
) -> Callable[Concatenate[_RingBaseEntityT, _P], _R]:
"""Define a wrapper to catch exceptions and raise HomeAssistant errors."""
def _wrap(self: _RingBaseEntityT, *args: _P.args, **kwargs: _P.kwargs) -> _R:
try:
return func(self, *args, **kwargs)
except AuthenticationError as err:
self.hass.loop.call_soon_threadsafe(
self.coordinator.config_entry.async_start_reauth, self.hass
)
raise HomeAssistantError(err) from err
except RingTimeout as err:
raise HomeAssistantError(
f"Timeout communicating with API {func}: {err}"
) from err
except RingError as err:
raise HomeAssistantError(
f"Error communicating with API{func}: {err}"
) from err
return _wrap
class RingBaseEntity(
CoordinatorEntity[_RingCoordinatorT], Generic[_RingCoordinatorT, RingDeviceT]
):
"""Base implementation for Ring device."""
_attr_attribution = ATTRIBUTION
_attr_should_poll = False
_attr_has_entity_name = True
def __init__(
self,
device: RingDeviceT,
coordinator: _RingCoordinatorT,
) -> None:
"""Initialize a sensor for Ring device."""
super().__init__(coordinator, context=device.id)
self._device = device
self._attr_extra_state_attributes = {}
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, device.device_id)}, # device_id is the mac
manufacturer="Ring",
model=device.model,
name=device.name,
)
class RingEntity(RingBaseEntity[RingDataCoordinator, RingDeviceT]):
"""Implementation for Ring devices."""
def _get_coordinator_data(self) -> RingDevices:
return self.coordinator.data
@callback
def _handle_coordinator_update(self) -> None:
self._device = cast(
RingDeviceT,
self._get_coordinator_data().get_device(self._device.device_api_id),
)
super()._handle_coordinator_update()