From 57d2a11fd55b0cfa58ebdeaeca016ca50d3acf4b Mon Sep 17 00:00:00 2001
From: Vinzenz Schroeter <vinzenz.f.s@gmail.com>
Date: Sat, 4 May 2024 13:16:40 +0200
Subject: [PATCH] deduplicate player info message

---
 .../TanksServer/Interactivity/PlayerInfoConnection.cs     | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tanks-backend/TanksServer/Interactivity/PlayerInfoConnection.cs b/tanks-backend/TanksServer/Interactivity/PlayerInfoConnection.cs
index cd4d461..29ac8b6 100644
--- a/tanks-backend/TanksServer/Interactivity/PlayerInfoConnection.cs
+++ b/tanks-backend/TanksServer/Interactivity/PlayerInfoConnection.cs
@@ -48,6 +48,14 @@ internal sealed class PlayerInfoConnection : WebsocketServerConnection
         await Task.Yield();
 
         var response = await GenerateMessageAsync();
+
+        var shouldDropPacket = _lastMessage != null && response.Memory.Span.SequenceEqual(_lastMessage.Memory.Span);
+        if (shouldDropPacket)
+        {
+            response.Dispose();
+            return;
+        }
+
         var wantsNow = Interlocked.Exchange(ref _wantsInfoOnTick, 0) != 0;
 
         if (wantsNow)