From cfce1dba088dca44f5cf1ef3372738422a43d1c7 Mon Sep 17 00:00:00 2001
From: crobibero <cody@robibe.ro>
Date: Mon, 3 Aug 2020 13:09:32 -0600
Subject: move WebSocket listeners to Jellyfin.Api

---
 .../ScheduledTasksWebSocketListener.cs             | 80 ++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 Jellyfin.Api/WebSocketListeners/ScheduledTasksWebSocketListener.cs

(limited to 'Jellyfin.Api/WebSocketListeners/ScheduledTasksWebSocketListener.cs')

diff --git a/Jellyfin.Api/WebSocketListeners/ScheduledTasksWebSocketListener.cs b/Jellyfin.Api/WebSocketListeners/ScheduledTasksWebSocketListener.cs
new file mode 100644
index 000000000..12f815ff7
--- /dev/null
+++ b/Jellyfin.Api/WebSocketListeners/ScheduledTasksWebSocketListener.cs
@@ -0,0 +1,80 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using MediaBrowser.Controller.Net;
+using MediaBrowser.Model.Events;
+using MediaBrowser.Model.Tasks;
+using Microsoft.Extensions.Logging;
+
+namespace Jellyfin.Api.WebSocketListeners
+{
+    /// <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 readonly ITaskManager _taskManager;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScheduledTasksWebSocketListener"/> class.
+        /// </summary>
+        /// <param name="logger">Instance of the <see cref="ILogger{ScheduledTasksWebSocketListener}"/> interface.</param>
+        /// <param name="taskManager">Instance of the <see cref="ITaskManager"/> interface.</param>
+        public ScheduledTasksWebSocketListener(ILogger<ScheduledTasksWebSocketListener> logger, ITaskManager taskManager)
+            : base(logger)
+        {
+            _taskManager = taskManager;
+
+            _taskManager.TaskExecuting += OnTaskExecuting;
+            _taskManager.TaskCompleted += OnTaskCompleted;
+        }
+
+        /// <summary>
+        /// Gets the name.
+        /// </summary>
+        /// <value>The name.</value>
+        protected override string Name => "ScheduledTasksInfo";
+
+        /// <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));
+        }
+
+        /// <inheritdoc />
+        protected override void Dispose(bool dispose)
+        {
+            _taskManager.TaskExecuting -= OnTaskExecuting;
+            _taskManager.TaskCompleted -= OnTaskCompleted;
+
+            base.Dispose(dispose);
+        }
+
+        private void OnTaskCompleted(object sender, TaskCompletionEventArgs e)
+        {
+            SendData(true);
+            e.Task.TaskProgress -= OnTaskProgress;
+        }
+
+        private void OnTaskExecuting(object sender, GenericEventArgs<IScheduledTaskWorker> e)
+        {
+            SendData(true);
+            e.Argument.TaskProgress += OnTaskProgress;
+        }
+
+        private void OnTaskProgress(object sender, GenericEventArgs<double> e)
+        {
+            SendData(false);
+        }
+    }
+}
-- 
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