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core/homeassistant/components/transmission/sensor.py

250 lines
9.1 KiB
Python

"""Support for monitoring the Transmission BitTorrent client API."""
from __future__ import annotations
from collections.abc import Callable
from contextlib import suppress
from dataclasses import dataclass
from typing import Any
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.const import STATE_IDLE, UnitOfDataRate, UnitOfInformation
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
from homeassistant.helpers.typing import StateType
from .const import (
FILTER_MODES,
STATE_ATTR_TORRENT_INFO,
STATE_DOWNLOADING,
STATE_SEEDING,
STATE_UP_DOWN,
SUPPORTED_ORDER_MODES,
)
from .coordinator import TransmissionConfigEntry, TransmissionDataUpdateCoordinator
from .entity import TransmissionEntity
from .helpers import filter_torrents
PARALLEL_UPDATES = 0
@dataclass(frozen=True, kw_only=True)
class TransmissionSensorEntityDescription(SensorEntityDescription):
"""Entity description class for Transmission sensors."""
val_func: Callable[[TransmissionDataUpdateCoordinator], StateType]
extra_state_attr_func: Callable[[Any], dict[str, str]] | None = None
def _compute_ratio(uploaded: int | None, downloaded: int | None) -> float | None:
"""Compute upload/download ratio.
Returns None when data is unavailable or downloaded == 0.
"""
if uploaded is None or downloaded is None:
return None
if downloaded == 0:
return None
return uploaded / downloaded
SENSOR_TYPES: tuple[TransmissionSensorEntityDescription, ...] = (
TransmissionSensorEntityDescription(
key="download",
translation_key="download_speed",
device_class=SensorDeviceClass.DATA_RATE,
native_unit_of_measurement=UnitOfDataRate.BYTES_PER_SECOND,
suggested_display_precision=2,
suggested_unit_of_measurement=UnitOfDataRate.MEGABYTES_PER_SECOND,
val_func=lambda coordinator: float(coordinator.data.download_speed),
),
TransmissionSensorEntityDescription(
key="upload",
translation_key="upload_speed",
device_class=SensorDeviceClass.DATA_RATE,
native_unit_of_measurement=UnitOfDataRate.BYTES_PER_SECOND,
suggested_display_precision=2,
suggested_unit_of_measurement=UnitOfDataRate.MEGABYTES_PER_SECOND,
val_func=lambda coordinator: float(coordinator.data.upload_speed),
),
TransmissionSensorEntityDescription(
key="status",
translation_key="transmission_status",
device_class=SensorDeviceClass.ENUM,
options=[STATE_IDLE, STATE_UP_DOWN, STATE_SEEDING, STATE_DOWNLOADING],
val_func=lambda coordinator: get_state(
coordinator.data.upload_speed, coordinator.data.download_speed
),
),
TransmissionSensorEntityDescription(
key="active_torrents",
translation_key="active_torrents",
val_func=lambda coordinator: coordinator.data.active_torrent_count,
extra_state_attr_func=lambda coordinator: _torrents_info_attr(
coordinator=coordinator, key="active"
),
),
TransmissionSensorEntityDescription(
key="paused_torrents",
translation_key="paused_torrents",
val_func=lambda coordinator: coordinator.data.paused_torrent_count,
extra_state_attr_func=lambda coordinator: _torrents_info_attr(
coordinator=coordinator, key="paused"
),
),
TransmissionSensorEntityDescription(
key="total_torrents",
translation_key="total_torrents",
val_func=lambda coordinator: coordinator.data.torrent_count,
extra_state_attr_func=lambda coordinator: _torrents_info_attr(
coordinator=coordinator, key="total"
),
),
TransmissionSensorEntityDescription(
key="completed_torrents",
translation_key="completed_torrents",
val_func=lambda coordinator: len(
filter_torrents(coordinator.torrents, FILTER_MODES["completed"])
),
extra_state_attr_func=lambda coordinator: _torrents_info_attr(
coordinator=coordinator, key="completed"
),
),
TransmissionSensorEntityDescription(
key="started_torrents",
translation_key="started_torrents",
val_func=lambda coordinator: len(
filter_torrents(coordinator.torrents, FILTER_MODES["started"])
),
extra_state_attr_func=lambda coordinator: _torrents_info_attr(
coordinator=coordinator, key="started"
),
),
TransmissionSensorEntityDescription(
key="session_download",
translation_key="session_download",
device_class=SensorDeviceClass.DATA_SIZE,
native_unit_of_measurement=UnitOfInformation.BYTES,
suggested_unit_of_measurement=UnitOfInformation.GIBIBYTES,
state_class=SensorStateClass.TOTAL_INCREASING,
suggested_display_precision=3,
val_func=lambda coordinator: coordinator.data.current_stats.downloaded_bytes,
),
TransmissionSensorEntityDescription(
key="session_upload",
translation_key="session_upload",
device_class=SensorDeviceClass.DATA_SIZE,
native_unit_of_measurement=UnitOfInformation.BYTES,
suggested_unit_of_measurement=UnitOfInformation.GIBIBYTES,
state_class=SensorStateClass.TOTAL_INCREASING,
suggested_display_precision=3,
val_func=lambda coordinator: coordinator.data.current_stats.uploaded_bytes,
),
TransmissionSensorEntityDescription(
key="total_download",
translation_key="total_download",
device_class=SensorDeviceClass.DATA_SIZE,
native_unit_of_measurement=UnitOfInformation.BYTES,
suggested_unit_of_measurement=UnitOfInformation.GIBIBYTES,
state_class=SensorStateClass.TOTAL_INCREASING,
suggested_display_precision=3,
val_func=lambda coordinator: coordinator.data.cumulative_stats.downloaded_bytes,
),
TransmissionSensorEntityDescription(
key="total_upload",
translation_key="total_upload",
device_class=SensorDeviceClass.DATA_SIZE,
native_unit_of_measurement=UnitOfInformation.BYTES,
suggested_unit_of_measurement=UnitOfInformation.GIBIBYTES,
state_class=SensorStateClass.TOTAL_INCREASING,
suggested_display_precision=3,
val_func=lambda coordinator: coordinator.data.cumulative_stats.uploaded_bytes,
),
TransmissionSensorEntityDescription(
key="session_ratio",
translation_key="session_ratio",
state_class=SensorStateClass.MEASUREMENT,
suggested_display_precision=3,
val_func=lambda coordinator: _compute_ratio(
coordinator.data.current_stats.uploaded_bytes,
coordinator.data.current_stats.downloaded_bytes,
),
),
TransmissionSensorEntityDescription(
key="total_ratio",
translation_key="total_ratio",
state_class=SensorStateClass.MEASUREMENT,
suggested_display_precision=3,
val_func=lambda coordinator: _compute_ratio(
coordinator.data.cumulative_stats.uploaded_bytes,
coordinator.data.cumulative_stats.downloaded_bytes,
),
),
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: TransmissionConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up the Transmission sensors."""
coordinator = config_entry.runtime_data
async_add_entities(
TransmissionSensor(coordinator, description) for description in SENSOR_TYPES
)
class TransmissionSensor(TransmissionEntity, SensorEntity):
"""A base class for all Transmission sensors."""
entity_description: TransmissionSensorEntityDescription
@property
def native_value(self) -> StateType:
"""Return the value of the sensor."""
return self.entity_description.val_func(self.coordinator)
@property
def extra_state_attributes(self) -> dict[str, Any] | None:
"""Return the state attributes, if any."""
if attr_func := self.entity_description.extra_state_attr_func:
return attr_func(self.coordinator)
return None
def get_state(upload: int, download: int) -> str:
"""Get current download/upload state."""
if upload > 0 and download > 0:
return STATE_UP_DOWN
if upload > 0 and download == 0:
return STATE_SEEDING
if upload == 0 and download > 0:
return STATE_DOWNLOADING
return STATE_IDLE
def _torrents_info_attr(
coordinator: TransmissionDataUpdateCoordinator, key: str
) -> dict[str, Any]:
infos = {}
torrents = filter_torrents(coordinator.torrents, FILTER_MODES.get(key))
torrents = SUPPORTED_ORDER_MODES[coordinator.order](torrents)
for torrent in torrents[: coordinator.limit]:
info = infos[torrent.name] = {
"added_date": torrent.added_date,
"percent_done": f"{torrent.percent_done * 100:.2f}",
"status": torrent.status,
"id": torrent.id,
"ratio": torrent.ratio,
}
with suppress(ValueError):
info["eta"] = str(torrent.eta)
return {STATE_ATTR_TORRENT_INFO: infos}