jellyfin/MediaBrowser.Api/ScheduledTasks/ScheduledTasksWebSocketListener.cs
2019-02-27 22:09:22 +01:00

79 lines
2.5 KiB
C#

using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Controller.Net;
using MediaBrowser.Model.Events;
using MediaBrowser.Model.Tasks;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Api.ScheduledTasks
{
/// <summary>
/// Class ScheduledTasksWebSocketListener
/// </summary>
public class ScheduledTasksWebSocketListener : BasePeriodicWebSocketListener<IEnumerable<TaskInfo>, WebSocketListenerState>
{
/// <summary>
/// Gets or sets the task manager.
/// </summary>
/// <value>The task manager.</value>
private ITaskManager TaskManager { get; set; }
/// <summary>
/// Gets the name.
/// </summary>
/// <value>The name.</value>
protected override string Name => "ScheduledTasksInfo";
/// <summary>
/// Initializes a new instance of the <see cref="ScheduledTasksWebSocketListener" /> class.
/// </summary>
public ScheduledTasksWebSocketListener(ILogger logger, ITaskManager taskManager)
: base(logger)
{
TaskManager = taskManager;
TaskManager.TaskExecuting += TaskManager_TaskExecuting;
TaskManager.TaskCompleted += TaskManager_TaskCompleted;
}
void TaskManager_TaskCompleted(object sender, TaskCompletionEventArgs e)
{
SendData(true);
e.Task.TaskProgress -= Argument_TaskProgress;
}
void TaskManager_TaskExecuting(object sender, GenericEventArgs<IScheduledTaskWorker> e)
{
SendData(true);
e.Argument.TaskProgress += Argument_TaskProgress;
}
void Argument_TaskProgress(object sender, GenericEventArgs<double> e)
{
SendData(false);
}
/// <summary>
/// Gets the data to send.
/// </summary>
/// <returns>Task{IEnumerable{TaskInfo}}.</returns>
protected override Task<IEnumerable<TaskInfo>> GetDataToSend()
{
return Task.FromResult(TaskManager.ScheduledTasks
.OrderBy(i => i.Name)
.Select(ScheduledTaskHelpers.GetTaskInfo)
.Where(i => !i.IsHidden));
}
protected override void Dispose(bool dispose)
{
TaskManager.TaskExecuting -= TaskManager_TaskExecuting;
TaskManager.TaskCompleted -= TaskManager_TaskCompleted;
base.Dispose(dispose);
}
}
}