From 745bf05fd3d50a2ae6e65c8f97fce1538162beee Mon Sep 17 00:00:00 2001
From: Justin <Justin@DESKTOP-A03MHUQ.speedport.ip>
Date: Sun, 22 Jun 2025 01:30:21 +0200
Subject: [PATCH] New method setPositionToMoveIndex for undo move feature in
 ChessEngine

---
 .../informatik/chess/model/ChessEngine.java           | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/schach/src/main/java/de/hs_mannheim/informatik/chess/model/ChessEngine.java b/schach/src/main/java/de/hs_mannheim/informatik/chess/model/ChessEngine.java
index 90be5aa..efdcdfd 100644
--- a/schach/src/main/java/de/hs_mannheim/informatik/chess/model/ChessEngine.java
+++ b/schach/src/main/java/de/hs_mannheim/informatik/chess/model/ChessEngine.java
@@ -11,6 +11,8 @@ public class ChessEngine {
 	private Board board;
 	private List<Move> moves = new ArrayList<>();
 	
+	private int currentMoveIndex = 0;
+	
     public ChessEngine() {
         board = new Board();
     }
@@ -91,6 +93,15 @@ public class ChessEngine {
         }
     }
     
+    public void setPositionToMoveIndex(int idx) {
+        // Neues Board erzeugen
+        board = new Board();
+        for (int i = 0; i < idx; i++) {
+            board.doMove(moves.get(i));
+        }
+        currentMoveIndex = idx;
+    }
+    
     private PieceDTO convertPieceToDTO(Piece piece) {
         if (piece == null || piece.equals(Piece.NONE)) return null;
         String color = piece.name().startsWith("WHITE") ? "WHITE" : "BLACK";