core/homeassistant/components/sabnzbd/sensor.py

74 lines
2.3 KiB
Python

"""Support for monitoring an SABnzbd NZB client."""
from __future__ import annotations
from homeassistant.components.sensor import SensorEntity
from homeassistant.core import HomeAssistant
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
from . import (
DATA_SABNZBD,
SENSOR_TYPES,
SIGNAL_SABNZBD_UPDATED,
SabnzbdSensorEntityDescription,
)
async def async_setup_platform(
hass: HomeAssistant,
config: ConfigType,
async_add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the SABnzbd sensors."""
if discovery_info is None:
return
sab_api_data = hass.data[DATA_SABNZBD]
sensors = sab_api_data.sensors
client_name = sab_api_data.name
async_add_entities(
[
SabnzbdSensor(sab_api_data, client_name, description)
for description in SENSOR_TYPES
if description.key in sensors
]
)
class SabnzbdSensor(SensorEntity):
"""Representation of an SABnzbd sensor."""
entity_description: SabnzbdSensorEntityDescription
_attr_should_poll = False
def __init__(
self, sabnzbd_api_data, client_name, description: SabnzbdSensorEntityDescription
):
"""Initialize the sensor."""
self.entity_description = description
self._sabnzbd_api = sabnzbd_api_data
self._attr_name = f"{client_name} {description.name}"
async def async_added_to_hass(self):
"""Call when entity about to be added to hass."""
self.async_on_remove(
async_dispatcher_connect(
self.hass, SIGNAL_SABNZBD_UPDATED, self.update_state
)
)
def update_state(self, args):
"""Get the latest data and updates the states."""
self._attr_native_value = self._sabnzbd_api.get_queue_field(
self.entity_description.field_name
)
if self.entity_description.key == "speed":
self._attr_native_value = round(float(self._attr_native_value) / 1024, 1)
elif "size" in self.entity_description.key:
self._attr_native_value = round(float(self._attr_native_value), 2)
self.schedule_update_ha_state()