Media controller WIP

Hyperbar.Windows.MediaController/BackwardRequest.cs

@@ -0,0 +1,3 @@
+namespace Hyperbar.Windows.Primary;
+
+public record BackwardRequest : INotification;

Hyperbar.Windows.MediaController/FowardRequest.cs

@@ -0,0 +1,3 @@
+namespace Hyperbar.Windows.Primary;
+
+public record FowardRequest : INotification;

Hyperbar.Windows.MediaController/MediaController.cs

@@ -1,9 +1,23 @@
-namespace Hyperbar.Windows.Primary;
+using Windows.Media.Control;
+
+namespace Hyperbar.Windows.Primary;
 
 public class MediaController : 
-    IInitializer
+    INotificationHandler<PlayRequest>, 
+    IDisposable
 {
-    public Task InitializeAsync()
+    public MediaController(GlobalSystemMediaTransportControlsSession session)
+    {
+
+    }
+
+    public void Dispose()
+    {
+        throw new NotImplementedException();
+    }
+
+    public ValueTask Handle(PlayRequest notification, 
+        CancellationToken cancellationToken)
     {
         throw new NotImplementedException();
     }

Hyperbar.Windows.MediaController/MediaControllerInitializer.cs

@@ -0,0 +1,47 @@
+using Windows.Media.Control;
+
+namespace Hyperbar.Windows.Primary;
+
+public class MediaControllerInitializer :
+    IInitializer
+{
+    private readonly List<GlobalSystemMediaTransportControlsSession> sessions = [];
+
+    public async Task InitializeAsync()
+    {
+        GlobalSystemMediaTransportControlsSessionManager mediaTransportControlsSessionManager =
+            await GlobalSystemMediaTransportControlsSessionManager.RequestAsync();
+
+        mediaTransportControlsSessionManager.SessionsChanged += OnSessionsChanged;
+        IReadOnlyList<GlobalSystemMediaTransportControlsSession> sessions = 
+            mediaTransportControlsSessionManager.GetSessions();
+
+        foreach (var session in sessions)
+        {
+            this.sessions.Add(session);
+        }
+    }
+
+    private void OnSessionsChanged(GlobalSystemMediaTransportControlsSessionManager sender, 
+        SessionsChangedEventArgs args)
+    {
+        IReadOnlyList<GlobalSystemMediaTransportControlsSession> sessions =
+            sender.GetSessions();
+
+        foreach (var session in this.sessions.ToList())
+        {
+            if (!sessions.Contains(session))
+            {
+                this.sessions.Remove(session);
+            }
+        }
+
+        foreach (var session in sessions)
+        {
+            if (!this.sessions.Contains(session))
+            {
+                this.sessions.Add(session);
+            }
+        }
+    }
+}

Hyperbar.Windows.MediaController/MediaControllerWidgetProvider.cs

@@ -9,6 +9,7 @@ public class MediaControllerWidgetProvider :
 {
     public void Create(HostBuilderContext comtext, IServiceCollection services) =>
             services.AddWidgetTemplate<MediaControllerWidgetViewModel, MediaControllerWidgetView>()
+                .AddTransient<IInitializer, MediaControllerInitializer>()
                 .AddContentTemplate<MediaControllerViewModel, MediaControllerView>()
                 .AddContentTemplate<MediaControllerViewModel, MediaControllerView>()
                 .AddContentTemplate<MediaControllerViewModel, MediaControllerView>()

Hyperbar.Windows.MediaController/PauseRequest.cs

@@ -0,0 +1,3 @@
+namespace Hyperbar.Windows.Primary;
+
+public record PauseRequest : INotification;

Hyperbar.Windows.MediaController/PlayRequest.cs

@@ -0,0 +1,3 @@
+namespace Hyperbar.Windows.Primary;
+
+public record PlayRequest : INotification;