add syncplay commands in transport controls

Author: insomniachi

FluentFin.Core/Services/JellyfinClient_SyncPlay.cs

@@ -65,6 +65,11 @@ public async Task LeaveSyncPlayGroup()
 
         public async Task SignalReadyForSyncPlay(ReadyRequestDto request)
         {
+            if (SessionInfo.GroupId is null)
+            {
+                return;
+            }
+
             try
             {
                 await _jellyfinApiClient.SyncPlay.Ready.PostAsync(request);
@@ -78,6 +83,11 @@ public async Task SignalReadyForSyncPlay(ReadyRequestDto request)
 
         public async Task SignalPauseForSyncPlay()
         {
+            if (SessionInfo.GroupId is null)
+            {
+                return;
+            }
+
             try
             {
                 await _jellyfinApiClient.SyncPlay.Pause.PostAsync();
@@ -91,6 +101,11 @@ public async Task SignalPauseForSyncPlay()
 
         public async Task SignalUnpauseForSyncPlay()
         {
+            if (SessionInfo.GroupId is null)
+            {
+                return;
+            }
+
             try
             {
                 await _jellyfinApiClient.SyncPlay.Unpause.PostAsync();
@@ -104,6 +119,11 @@ public async Task SignalUnpauseForSyncPlay()
 
         public async Task SignalSeekForSyncPlay(TimeSpan position)
         {
+            if(SessionInfo.GroupId is null)
+            {
+                return;
+            }
+
             try
             {
                 await _jellyfinApiClient.SyncPlay.Seek.PostAsync(new SeekRequestDto

FluentFin/Controls/TransportControls.xaml.cs

@@ -152,16 +152,18 @@ private static string TimeRemaining(TimeSpan currentTime, TimeSpan duration)
 		return (duration - currentTime).ToString("hh\\:mm\\:ss");
 	}
 
-	private void SkipBackwardButton_Click(object sender, RoutedEventArgs e)
+	private async void SkipBackwardButton_Click(object sender, RoutedEventArgs e)
 	{
 		var ts = Player.Position - TimeSpan.FromSeconds(10);
 		Player.SeekTo(ts);
-	}
+        await App.GetService<IJellyfinClient>().SignalSeekForSyncPlay(ts);
+    }
 
-	private void SkipForwardButton_Click(object sender, RoutedEventArgs e)
+	private async void SkipForwardButton_Click(object sender, RoutedEventArgs e)
 	{
 		var ts = Player.Position + TimeSpan.FromSeconds(30);
 		Player.SeekTo(ts);
+		await App.GetService<IJellyfinClient>().SignalSeekForSyncPlay(ts);
 	}
 
 	private void TimeSlider_PointerEntered(object sender, Microsoft.UI.Xaml.Input.PointerRoutedEventArgs e)
@@ -189,9 +191,19 @@ private void Grid_PointerMoved(object sender, Microsoft.UI.Xaml.Input.PointerRou
 		TrickplayTip.IsOpen = false;
     }
 
-    private void PlayPauseButton_Click(object sender, RoutedEventArgs e)
+    private async void PlayPauseButton_Click(object sender, RoutedEventArgs e)
     {
 		Player.TogglePlayPlause();
+
+		var client = App.GetService<IJellyfinClient>();
+		if (Player.State == MediaPlayerState.Playing)
+		{
+			await client.SignalUnpauseForSyncPlay();
+		}
+		else
+		{
+			await client.SignalPauseForSyncPlay();
+		}
     }
 
     private async void CastButton_Click(object sender, RoutedEventArgs e)