90 lines
3.0 KiB
Python
90 lines
3.0 KiB
Python
"""Support for the Brother service."""
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from __future__ import annotations
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from typing import Any, cast
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from homeassistant.components.sensor import SensorEntity, SensorEntityDescription
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity import DeviceInfo
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import StateType
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from . import BrotherDataUpdateCoordinator
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from .const import (
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ATTR_COUNTER,
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ATTR_MANUFACTURER,
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ATTR_REMAINING_PAGES,
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ATTR_UPTIME,
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ATTRS_MAP,
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DATA_CONFIG_ENTRY,
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DOMAIN,
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SENSOR_TYPES,
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)
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async def async_setup_entry(
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hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
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) -> None:
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"""Add Brother entities from a config_entry."""
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coordinator = hass.data[DOMAIN][DATA_CONFIG_ENTRY][entry.entry_id]
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sensors = []
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device_info: DeviceInfo = {
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"identifiers": {(DOMAIN, coordinator.data.serial)},
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"name": coordinator.data.model,
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"manufacturer": ATTR_MANUFACTURER,
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"model": coordinator.data.model,
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"sw_version": getattr(coordinator.data, "firmware", None),
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}
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for description in SENSOR_TYPES:
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if description.key in coordinator.data:
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sensors.append(BrotherPrinterSensor(coordinator, description, device_info))
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async_add_entities(sensors, False)
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class BrotherPrinterSensor(CoordinatorEntity, SensorEntity):
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"""Define an Brother Printer sensor."""
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def __init__(
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self,
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coordinator: BrotherDataUpdateCoordinator,
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description: SensorEntityDescription,
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device_info: DeviceInfo,
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) -> None:
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"""Initialize."""
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super().__init__(coordinator)
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self._attrs: dict[str, Any] = {}
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self._attr_device_info = device_info
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self._attr_name = f"{coordinator.data.model} {description.name}"
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self._attr_unique_id = f"{coordinator.data.serial.lower()}_{description.key}"
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self.entity_description = description
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@property
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def native_value(self) -> StateType:
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"""Return the state."""
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if self.entity_description.key == ATTR_UPTIME:
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return cast(
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StateType,
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getattr(self.coordinator.data, self.entity_description.key).isoformat(),
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)
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return cast(
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StateType, getattr(self.coordinator.data, self.entity_description.key)
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)
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@property
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def extra_state_attributes(self) -> dict[str, Any]:
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"""Return the state attributes."""
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remaining_pages, drum_counter = ATTRS_MAP.get(
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self.entity_description.key, (None, None)
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)
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if remaining_pages and drum_counter:
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self._attrs[ATTR_REMAINING_PAGES] = getattr(
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self.coordinator.data, remaining_pages
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)
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self._attrs[ATTR_COUNTER] = getattr(self.coordinator.data, drum_counter)
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return self._attrs
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