mirror of https://github.com/home-assistant/core
76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
"""Support for Jellyfin sensors."""
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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 typing import Any
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from homeassistant.components.sensor import SensorEntity, SensorEntityDescription
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from homeassistant.core import HomeAssistant
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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 . import JellyfinConfigEntry, JellyfinDataUpdateCoordinator
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from .entity import JellyfinServerEntity
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@dataclass(frozen=True, kw_only=True)
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class JellyfinSensorEntityDescription(SensorEntityDescription):
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"""Describes Jellyfin sensor entity."""
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value_fn: Callable[[dict[str, dict[str, Any]]], StateType]
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def _count_now_playing(data: dict[str, dict[str, Any]]) -> int:
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"""Count the number of now playing."""
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session_ids = [
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sid for (sid, session) in data.items() if "NowPlayingItem" in session
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]
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return len(session_ids)
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SENSOR_TYPES: tuple[JellyfinSensorEntityDescription, ...] = (
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JellyfinSensorEntityDescription(
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key="watching",
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translation_key="watching",
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value_fn=_count_now_playing,
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native_unit_of_measurement="clients",
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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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entry: JellyfinConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up Jellyfin sensor based on a config entry."""
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coordinator = entry.runtime_data
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async_add_entities(
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JellyfinServerSensor(coordinator, description) for description in SENSOR_TYPES
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)
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class JellyfinServerSensor(JellyfinServerEntity, SensorEntity):
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"""Defines a Jellyfin sensor entity."""
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entity_description: JellyfinSensorEntityDescription
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def __init__(
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self,
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coordinator: JellyfinDataUpdateCoordinator,
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description: JellyfinSensorEntityDescription,
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) -> None:
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"""Initialize Jellyfin sensor."""
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super().__init__(coordinator)
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self.entity_description = description
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self._attr_unique_id = f"{coordinator.server_id}-{description.key}"
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@property
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def native_value(self) -> StateType:
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"""Return the state of the sensor."""
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return self.entity_description.value_fn(self.coordinator.data)
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