106 lines
3.3 KiB
Python
106 lines
3.3 KiB
Python
"""Support for Samsung Printers with SyncThru web interface."""
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from __future__ import annotations
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from collections.abc import Callable
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from dataclasses import dataclass
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from pysyncthru import SyncThru, SyncthruState
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from homeassistant.components.binary_sensor import (
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BinarySensorDeviceClass,
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BinarySensorEntity,
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BinarySensorEntityDescription,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import CONF_NAME
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.device_registry import DeviceInfo
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from . import SyncthruCoordinator, device_identifiers
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from .const import DOMAIN
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SYNCTHRU_STATE_PROBLEM = {
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SyncthruState.INVALID: True,
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SyncthruState.OFFLINE: None,
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SyncthruState.NORMAL: False,
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SyncthruState.UNKNOWN: True,
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SyncthruState.WARNING: True,
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SyncthruState.TESTING: False,
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SyncthruState.ERROR: True,
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}
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@dataclass(frozen=True, kw_only=True)
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class SyncThruBinarySensorDescription(BinarySensorEntityDescription):
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"""Describes Syncthru binary sensor entities."""
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value_fn: Callable[[SyncThru], bool | None]
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BINARY_SENSORS: tuple[SyncThruBinarySensorDescription, ...] = (
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SyncThruBinarySensorDescription(
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key="online",
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device_class=BinarySensorDeviceClass.CONNECTIVITY,
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value_fn=lambda printer: printer.is_online(),
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),
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SyncThruBinarySensorDescription(
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key="problem",
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device_class=BinarySensorDeviceClass.PROBLEM,
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value_fn=lambda printer: SYNCTHRU_STATE_PROBLEM[printer.device_status()],
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up from config entry."""
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coordinator: SyncthruCoordinator = hass.data[DOMAIN][config_entry.entry_id]
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name: str = config_entry.data[CONF_NAME]
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async_add_entities(
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SyncThruBinarySensor(coordinator, name, description)
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for description in BINARY_SENSORS
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)
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class SyncThruBinarySensor(CoordinatorEntity[SyncthruCoordinator], BinarySensorEntity):
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"""Implementation of an abstract Samsung Printer binary sensor platform."""
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entity_description: SyncThruBinarySensorDescription
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def __init__(
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self,
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coordinator: SyncthruCoordinator,
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name: str,
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entity_description: SyncThruBinarySensorDescription,
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) -> None:
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"""Initialize the sensor."""
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super().__init__(coordinator)
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self.entity_description = entity_description
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serial_number = coordinator.data.serial_number()
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assert serial_number is not None
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self._attr_unique_id = f"{serial_number}_{entity_description.key}"
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self._attr_name = name
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@property
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def device_info(self) -> DeviceInfo | None:
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"""Return device information."""
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if (identifiers := device_identifiers(self.coordinator.data)) is None:
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return None
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return DeviceInfo(
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identifiers=identifiers,
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)
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@property
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def is_on(self) -> bool | None:
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"""Return true if the binary sensor is on."""
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return self.entity_description.value_fn(self.coordinator.data)
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