repo creation with initial code after cloning public repo

2026-02-19 07:36:25 -05:00
commit 460884fea3
2860 changed files with 650825 additions and 0 deletions
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+using System;
+using System.Linq;
+using System.Threading;
+using MediaBrowser.Model.Tasks;
+using Microsoft.Extensions.Logging;
+
+namespace Emby.Server.Implementations.ScheduledTasks.Triggers;
+
+/// <summary>
+/// Represents a task trigger that runs repeatedly on an interval.
+/// </summary>
+public sealed class IntervalTrigger : ITaskTrigger, IDisposable
+{
+    private readonly TimeSpan _interval;
+    private DateTime _lastStartDate;
+    private Timer? _timer;
+    private bool _disposed;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="IntervalTrigger"/> class.
+    /// </summary>
+    /// <param name="interval">The interval.</param>
+    /// <param name="taskOptions">The options of this task.</param>
+    public IntervalTrigger(TimeSpan interval, TaskOptions taskOptions)
+    {
+        _interval = interval;
+        TaskOptions = taskOptions;
+    }
+
+    /// <inheritdoc />
+    public event EventHandler<EventArgs>? Triggered;
+
+    /// <inheritdoc />
+    public TaskOptions TaskOptions { get; }
+
+    /// <inheritdoc />
+    public void Start(TaskResult? lastResult, ILogger logger, string taskName, bool isApplicationStartup)
+    {
+        DisposeTimer();
+
+        DateTime now = DateTime.UtcNow;
+        DateTime triggerDate;
+
+        if (lastResult is null)
+        {
+            // Task has never been completed before
+            triggerDate = now.AddHours(1);
+        }
+        else
+        {
+            triggerDate = new[] { lastResult.EndTimeUtc, _lastStartDate, now.AddMinutes(1) }.Max().Add(_interval);
+        }
+
+        var dueTime = triggerDate - now;
+        var maxDueTime = TimeSpan.FromDays(7);
+
+        if (dueTime > maxDueTime)
+        {
+            dueTime = maxDueTime;
+        }
+
+        _timer = new Timer(_ => OnTriggered(), null, dueTime, TimeSpan.FromMilliseconds(-1));
+    }
+
+    /// <inheritdoc />
+    public void Stop()
+    {
+        DisposeTimer();
+    }
+
+    /// <summary>
+    /// Disposes the timer.
+    /// </summary>
+    private void DisposeTimer()
+    {
+        _timer?.Dispose();
+        _timer = null;
+    }
+
+    /// <summary>
+    /// Called when [triggered].
+    /// </summary>
+    private void OnTriggered()
+    {
+        DisposeTimer();
+
+        if (Triggered is not null)
+        {
+            _lastStartDate = DateTime.UtcNow;
+            Triggered(this, EventArgs.Empty);
+        }
+    }
+
+    /// <inheritdoc />
+    public void Dispose()
+    {
+        if (_disposed)
+        {
+            return;
+        }
+
+        DisposeTimer();
+
+        _disposed = true;
+    }
+}