ported from perforce

RobotAndDonkey.Game/Intents/Turn.cs

@@ -0,0 +1,27 @@
+using RobotAndDonkey.Game.Board;
+using RobotAndDonkey.Game.Execution.Results;
+using RobotAndDonkey.Game.GameState;
+using RobotAndDonkey.Game.Pois;
+
+namespace RobotAndDonkey.Game.Intents;
+
+public class Turn(Cell cell, int delta) : Intent
+{
+    public override void Run(Guid requestId, CoreLoop coreLoop, List<Intent> newIntents, List<Result> results)
+    {
+        var avatar = (Avatar)cell.Poi!;
+        var newDirection = ((int)avatar.Direction + Delta) % 6;
+        if (newDirection < 0)
+            newDirection += 6;
+        avatar.Direction = (EDirection)newDirection;
+        results.Add(new PoiResult(requestId, new(coreLoop.Board), avatar, cell.Hex));
+
+        base.Run(requestId, coreLoop, newIntents, results);
+    }
+
+    public override bool IsValid(CoreLoop coreLoop) => base.IsValid(coreLoop) && cell.Poi is Avatar;
+
+    public int Delta { get; set; } = delta;
+
+    public override string ToString() => $"Turn by {Delta}, " + base.ToString();
+}