From a6dab9e366130fa693d68301d27cddadb07eb007 Mon Sep 17 00:00:00 2001
From: Yash Shah <Yash Shah@iwasamistake>
Date: Wed, 7 May 2025 16:13:40 +0200
Subject: [PATCH] undo

---
 src/backend/Board.java | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/backend/Board.java b/src/backend/Board.java
index cf864b0..79e3975 100644
--- a/src/backend/Board.java
+++ b/src/backend/Board.java
@@ -352,7 +352,26 @@ public class Board {
 	}
 
 	public void undoLastMove() {
-	    
+		if (moveHistory.isEmpty()) return;
+
+	    Move lastMove = moveHistory.remove(moveHistory.size() - 1);
+	    Piece movedPiece = lastMove.getPieceMoved();
+
+	    // Move the piece back to its original position
+	    movedPiece.setPosition(lastMove.getFromX(), lastMove.getFromY());
+
+	    // Restore the captured piece if any
+	    if (lastMove.getPieceCaptured() != null) {
+	        pieces.add(lastMove.getPieceCaptured());
+	    }
+
+	    // Switch turn and decrease turn count
+	    turnWhite = !turnWhite;
+	    turnNumber--;
+
+	    // Clear selection and highlights
+	    selected = null;
+	    highlighted.clear();
 	}