107 lines
3.6 KiB
C#
107 lines
3.6 KiB
C#
// Copyright (C) 2024 Intro-Skipper Contributors <intro-skipper.org>
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// SPDX-License-Identifier: GNU General Public License v3.0 only.
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using System;
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using System.Collections.Generic;
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using System.Threading;
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using System.Threading.Tasks;
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using IntroSkipper.Data;
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using IntroSkipper.Manager;
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using IntroSkipper.Services;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Tasks;
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using Microsoft.Extensions.Logging;
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namespace IntroSkipper.ScheduledTasks;
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/// <summary>
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/// Analyze all television episodes for introduction sequences.
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/// </summary>
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/// <remarks>
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/// Initializes a new instance of the <see cref="DetectIntrosTask"/> class.
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/// </remarks>
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/// <param name="loggerFactory">Logger factory.</param>
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/// <param name="libraryManager">Library manager.</param>
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/// <param name="logger">Logger.</param>
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/// <param name="mediaSegmentUpdateManager">MediaSegment Update Manager.</param>
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public class DetectIntrosTask(
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ILogger<DetectIntrosTask> logger,
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ILoggerFactory loggerFactory,
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ILibraryManager libraryManager,
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MediaSegmentUpdateManager mediaSegmentUpdateManager) : IScheduledTask
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{
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private readonly ILogger<DetectIntrosTask> _logger = logger;
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private readonly ILoggerFactory _loggerFactory = loggerFactory;
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private readonly ILibraryManager _libraryManager = libraryManager;
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private readonly MediaSegmentUpdateManager _mediaSegmentUpdateManager = mediaSegmentUpdateManager;
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/// <summary>
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/// Gets the task name.
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/// </summary>
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public string Name => "Detect Intros";
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/// <summary>
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/// Gets the task category.
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/// </summary>
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public string Category => "Intro Skipper";
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/// <summary>
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/// Gets the task description.
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/// </summary>
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public string Description => "Analyzes media to determine the timestamp and length of intros.";
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/// <summary>
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/// Gets the task key.
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/// </summary>
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public string Key => "CPBIntroSkipperDetectIntroductions";
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/// <summary>
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/// Analyze all episodes in the queue. Only one instance of this task should be run at a time.
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/// </summary>
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/// <param name="progress">Task progress.</param>
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/// <param name="cancellationToken">Cancellation token.</param>
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/// <returns>Task.</returns>
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public async Task ExecuteAsync(IProgress<double> progress, CancellationToken cancellationToken)
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{
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if (_libraryManager is null)
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{
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throw new InvalidOperationException("Library manager was null");
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}
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// abort automatic analyzer if running
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if (Entrypoint.AutomaticTaskState == TaskState.Running || Entrypoint.AutomaticTaskState == TaskState.Cancelling)
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{
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_logger.LogInformation("Automatic Task is {0} and will be canceled.", Entrypoint.AutomaticTaskState);
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await Entrypoint.CancelAutomaticTaskAsync(cancellationToken).ConfigureAwait(false);
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}
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using (await ScheduledTaskSemaphore.AcquireAsync(cancellationToken).ConfigureAwait(false))
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{
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_logger.LogInformation("Scheduled Task is starting");
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var modes = new List<AnalysisMode> { AnalysisMode.Introduction };
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var baseIntroAnalyzer = new BaseItemAnalyzerTask(
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modes,
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_loggerFactory.CreateLogger<DetectIntrosTask>(),
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_loggerFactory,
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_libraryManager,
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_mediaSegmentUpdateManager);
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await baseIntroAnalyzer.AnalyzeItems(progress, cancellationToken).ConfigureAwait(false);
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}
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}
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/// <summary>
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/// Get task triggers.
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/// </summary>
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/// <returns>Task triggers.</returns>
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public IEnumerable<TaskTriggerInfo> GetDefaultTriggers()
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{
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return [];
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}
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}
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