ported from perforce

RobotAndDonkey.Game/Cards/Patches/Repeat.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using RobotAndDonkey.Game.Board;
+using RobotAndDonkey.Game.Data;
+using RobotAndDonkey.Game.Execution.Results;
+using RobotAndDonkey.Game.GameState;
+using RobotAndDonkey.Game.Intents;
+using RobotAndDonkey.Game.Modifiers;
+using RobotAndDonkey.Game.Pois;
+using RobotAndDonkey.Game.Utils;
+
+namespace RobotAndDonkey.Game.Cards.Patches;
+
+public record Repeat() : PatchCard(ECard.Repeat, Balancing.Instance.RepeatCost, 0, ERarity.Legendary)
+{
+    protected override void CreateIntents(Cell avatarCell, Avatar avatar, CoreLoop coreLoop, Guid requestId, List<Intent> intents, List<Result> results)
+    {
+        var tape = coreLoop.GetTapeCards();
+        var index = tape.IndexOf(this);
+        if (index < 0)
+        {
+            results.Add(new InvalidInstructionResult(requestId, EInvalidReason.NotFound, this, avatarCell));
+            return;
+        }
+
+        var targetIndex = CardExtensions.NextIndexConsideringCorruption(index, coreLoop);
+        if (targetIndex < 0 || targetIndex >= tape.Count)
+        {
+            results.Add(new InvalidInstructionResult(requestId, EInvalidReason.OutOfBounds, this, avatarCell));
+            return;
+        }
+
+        var targetCard = tape[targetIndex];
+        if (!m_RepeatedCards.Add(targetCard))
+        {
+            results.Add(new InvalidInstructionResult(requestId, EInvalidReason.AlreadyExecuted, this, avatarCell));
+            return;
+        }
+
+        targetCard.CreateIntents(avatarCell, coreLoop, requestId, intents, results);
+        m_RepeatedCards.Remove(targetCard);
+    }
+
+    public override string ToolTip => "Behaves exactly like the next instruction.";
+
+    private readonly HashSet<Card> m_RepeatedCards = [];
+}