core/homeassistant/components/paperless_ngx/sensor.py

270 lines
8.8 KiB
Python

"""Sensor platform for Paperless-ngx."""
from __future__ import annotations
from collections.abc import Callable
from dataclasses import dataclass
from typing import Generic
from pypaperless.models import Statistic, Status
from pypaperless.models.common import StatusType
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.const import EntityCategory, UnitOfInformation
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
from homeassistant.helpers.typing import StateType
from homeassistant.util.unit_conversion import InformationConverter
from .coordinator import (
PaperlessConfigEntry,
PaperlessStatisticCoordinator,
PaperlessStatusCoordinator,
TData,
)
from .entity import PaperlessEntity, TCoordinator
PARALLEL_UPDATES = 0
@dataclass(frozen=True, kw_only=True)
class PaperlessEntityDescription(SensorEntityDescription, Generic[TData]):
"""Describes Paperless-ngx sensor entity."""
value_fn: Callable[[TData], StateType]
SENSOR_STATISTICS: tuple[PaperlessEntityDescription, ...] = (
PaperlessEntityDescription[Statistic](
key="documents_total",
translation_key="documents_total",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda data: data.documents_total,
),
PaperlessEntityDescription[Statistic](
key="documents_inbox",
translation_key="documents_inbox",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda data: data.documents_inbox,
),
PaperlessEntityDescription[Statistic](
key="characters_count",
translation_key="characters_count",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda data: data.character_count,
),
PaperlessEntityDescription[Statistic](
key="tag_count",
translation_key="tag_count",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda data: data.tag_count,
),
PaperlessEntityDescription[Statistic](
key="correspondent_count",
translation_key="correspondent_count",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda data: data.correspondent_count,
),
PaperlessEntityDescription[Statistic](
key="document_type_count",
translation_key="document_type_count",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda data: data.document_type_count,
),
)
SENSOR_STATUS: tuple[PaperlessEntityDescription, ...] = (
PaperlessEntityDescription[Status](
key="storage_total",
translation_key="storage_total",
state_class=SensorStateClass.MEASUREMENT,
device_class=SensorDeviceClass.DATA_SIZE,
native_unit_of_measurement=UnitOfInformation.GIGABYTES,
entity_category=EntityCategory.DIAGNOSTIC,
value_fn=(
lambda data: round(
InformationConverter().convert(
data.storage.total,
UnitOfInformation.BYTES,
UnitOfInformation.GIGABYTES,
),
2,
)
if data.storage is not None and data.storage.total is not None
else None
),
),
PaperlessEntityDescription[Status](
key="storage_available",
translation_key="storage_available",
state_class=SensorStateClass.MEASUREMENT,
device_class=SensorDeviceClass.DATA_SIZE,
native_unit_of_measurement=UnitOfInformation.GIGABYTES,
entity_category=EntityCategory.DIAGNOSTIC,
value_fn=(
lambda data: round(
InformationConverter().convert(
data.storage.available,
UnitOfInformation.BYTES,
UnitOfInformation.GIGABYTES,
),
2,
)
if data.storage is not None and data.storage.available is not None
else None
),
),
PaperlessEntityDescription[Status](
key="database_status",
translation_key="database_status",
device_class=SensorDeviceClass.ENUM,
entity_category=EntityCategory.DIAGNOSTIC,
options=[
item.value.lower() for item in StatusType if item != StatusType.UNKNOWN
],
value_fn=(
lambda data: data.database.status.value.lower()
if (
data.database is not None
and data.database.status is not None
and data.database.status != StatusType.UNKNOWN
)
else None
),
),
PaperlessEntityDescription[Status](
key="index_status",
translation_key="index_status",
device_class=SensorDeviceClass.ENUM,
entity_category=EntityCategory.DIAGNOSTIC,
options=[
item.value.lower() for item in StatusType if item != StatusType.UNKNOWN
],
value_fn=(
lambda data: data.tasks.index_status.value.lower()
if (
data.tasks is not None
and data.tasks.index_status is not None
and data.tasks.index_status != StatusType.UNKNOWN
)
else None
),
),
PaperlessEntityDescription[Status](
key="classifier_status",
translation_key="classifier_status",
device_class=SensorDeviceClass.ENUM,
entity_category=EntityCategory.DIAGNOSTIC,
options=[
item.value.lower() for item in StatusType if item != StatusType.UNKNOWN
],
value_fn=(
lambda data: data.tasks.classifier_status.value.lower()
if (
data.tasks is not None
and data.tasks.classifier_status is not None
and data.tasks.classifier_status != StatusType.UNKNOWN
)
else None
),
),
PaperlessEntityDescription[Status](
key="celery_status",
translation_key="celery_status",
device_class=SensorDeviceClass.ENUM,
entity_category=EntityCategory.DIAGNOSTIC,
options=[
item.value.lower() for item in StatusType if item != StatusType.UNKNOWN
],
value_fn=(
lambda data: data.tasks.celery_status.value.lower()
if (
data.tasks is not None
and data.tasks.celery_status is not None
and data.tasks.celery_status != StatusType.UNKNOWN
)
else None
),
),
PaperlessEntityDescription[Status](
key="redis_status",
translation_key="redis_status",
device_class=SensorDeviceClass.ENUM,
entity_category=EntityCategory.DIAGNOSTIC,
options=[
item.value.lower() for item in StatusType if item != StatusType.UNKNOWN
],
value_fn=(
lambda data: data.tasks.redis_status.value.lower()
if (
data.tasks is not None
and data.tasks.redis_status is not None
and data.tasks.redis_status != StatusType.UNKNOWN
)
else None
),
),
PaperlessEntityDescription[Status](
key="sanity_check_status",
translation_key="sanity_check_status",
device_class=SensorDeviceClass.ENUM,
entity_category=EntityCategory.DIAGNOSTIC,
options=[
item.value.lower() for item in StatusType if item != StatusType.UNKNOWN
],
value_fn=(
lambda data: data.tasks.sanity_check_status.value.lower()
if (
data.tasks is not None
and data.tasks.sanity_check_status is not None
and data.tasks.sanity_check_status != StatusType.UNKNOWN
)
else None
),
),
)
async def async_setup_entry(
hass: HomeAssistant,
entry: PaperlessConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up Paperless-ngx sensors."""
entities: list[PaperlessSensor] = []
entities += [
PaperlessSensor[PaperlessStatisticCoordinator](
coordinator=entry.runtime_data.statistics,
description=description,
)
for description in SENSOR_STATISTICS
]
entities += [
PaperlessSensor[PaperlessStatusCoordinator](
coordinator=entry.runtime_data.status,
description=description,
)
for description in SENSOR_STATUS
]
async_add_entities(entities)
class PaperlessSensor(PaperlessEntity[TCoordinator], SensorEntity):
"""Defines a Paperless-ngx sensor entity."""
entity_description: PaperlessEntityDescription
@property
def native_value(self) -> StateType:
"""Return the current value of the sensor."""
return self.entity_description.value_fn(self.coordinator.data)