controls string on server side

tanks-backend/TanksServer/Interactivity/PlayerInfoConnection.cs

@@ -1,4 +1,5 @@
 using System.Net.WebSockets;
+using System.Text;
 using System.Text.Json;
 using TanksServer.GameLogic;
 
@@ -51,7 +52,7 @@ internal sealed class PlayerInfoConnection(
         var tankInfo = tank != null
             ? new TankInfo(tank.Orientation, tank.ExplosiveBullets, tank.Position.ToPixelPosition(), tank.Moving)
             : null;
-        var info = new PlayerInfo(player.Name, player.Scores, player.Controls, tankInfo);
+        var info = new PlayerInfo(player.Name, player.Scores, ControlsToString(player.Controls), tankInfo);
         var response = JsonSerializer.SerializeToUtf8Bytes(info, _context.PlayerInfo);
 
         if (response.SequenceEqual(_lastMessage))
@@ -60,5 +61,22 @@ internal sealed class PlayerInfoConnection(
         return _lastMessage = response;
     }
 
+    private static string ControlsToString(PlayerControls controls)
+    {
+        var str = new StringBuilder("[ ");
+        if (controls.Forward)
+            str.Append("▲ ");
+        if (controls.Backward)
+            str.Append("▼ ");
+        if (controls.TurnLeft)
+            str.Append("◄ ");
+        if (controls.TurnRight)
+            str.Append("► ");
+        if (controls.Shoot)
+            str.Append("• ");
+        str.Append(']');
+        return str.ToString();
+    }
+
     public void Dispose() => _wantedFrames.Dispose();
 }

tanks-backend/TanksServer/Models/PlayerInfo.cs

@@ -10,6 +10,6 @@ internal sealed record class TankInfo(
 internal sealed record class PlayerInfo(
     string Name,
     Scores Scores,
-    PlayerControls Controls,
+    string Controls,
     TankInfo? Tank
 );