Merge branch 'master' of

https://gitarero.ecam.fr/louise.berteloot/OOP_2A5_Project.git

.settings/org.eclipse.core.resources.prefs

@@ -1,4 +1,5 @@
 eclipse.preferences.version=1
 encoding//src/Main.java=UTF-8
+encoding//src/backend/AutoPlayer.java=UTF-8
 encoding//src/backend/Board.java=UTF-8
 encoding/<project>=windows-1252

src/Main.java

@@ -4,7 +4,7 @@ import backend.Piece;
 import backend.PieceType;
 import windowInterface.MyInterface;
 
-
+
 public class Main {
 
 
@@ -30,7 +30,6 @@ public class Main {
 	}
 
  }
-		
-	
+			
 
 

src/backend/AutoPlayer.java

@@ -1,17 +1,64 @@
 package backend;
 
+import java.util.ArrayList;
+import java.util.Random;
+
 public class AutoPlayer {
-	
-	
-	/**
-	 * returns the best Move to try on provided board for active player
-	 * @param board
-	 * @return
-	 */
-	public Move computeBestMove(Board board) {
-		
-		return null;
-	}
-	
-	
-}
+
+    public Move computeBestMove(Board board) {
+        boolean isWhite = board.isTurnWhite();
+        ArrayList<Move> allMoves = new ArrayList<>();
+        ArrayList<Piece> pieces = board.getPieces();
+
+        for (int i = 0; i < pieces.size(); i++) {
+            Piece piece = pieces.get(i);
+
+            if (piece.isWhite() == isWhite) {
+                ArrayList<int[]> moves = board.getValidMoves(piece);
+
+                for (int j = 0; j < moves.size(); j++) {
+                    int[] moveCoords = moves.get(j);
+                    int toX = moveCoords[0];
+                    int toY = moveCoords[1];
+                    Piece captured = board.getPieceAt(toX, toY);
+
+                    Move move = new Move(piece, piece.getX(), piece.getY(), toX, toY, captured);
+                    allMoves.add(move);
+                }
+            }
+        }
+
+        if (allMoves.isEmpty()) {
+            return null; // no legal moves → maybe stalemate or checkmate
+        }
+
+        // === Basic Evaluation: Prefer capturing higher-value pieces ===
+        Move bestMove = allMoves.get(0);
+        int bestScore = evaluateCapture(bestMove.getCaptured());
+
+        for (int i = 1; i < allMoves.size(); i++) {
+            Move move = allMoves.get(i);
+            int score = evaluateCapture(move.getCaptured());
+
+            if (score > bestScore) {
+                bestMove = move;
+                bestScore = score;
+            }
+        }
+
+        return bestMove;
+    }
+
+    // Simple evaluation: return value of captured piece, or 0 if no capture
+    private int evaluateCapture(Piece captured) {
+        if (captured == null) return 0;
+
+        PieceType type = captured.getType();
+
+        if (type == PieceType.Pawn) return 1;
+        if (type == PieceType.Knight || type == PieceType.Bishop) return 3;
+        if (type == PieceType.Rook) return 5;
+        if (type == PieceType.Queen) return 9;
+        return 0; // king shouldn't be captured anyway
+    }
+}

src/backend/Board.java

@@ -282,7 +282,41 @@ public class Board {
 	}
 	
 	public void playMove(Move move) {
-		//TODO
+		if (move == null) return;
+
+	    Piece piece = move.getPiece();
+	    int toX = move.getToX();
+	    int toY = move.getToY();
+
+	    // Remove captured piece if any
+	    Piece captured = move.getCaptured();
+	    if (captured != null) {
+	        pieces.remove(captured);
+	    }
+
+	    // Move the piece
+	    piece.setX(toX);
+	    piece.setY(toY);
+
+	    // Switch turn
+	    isWhiteTurn = !isWhiteTurn;
+	    turnNumber++;
+
+	    // Clear selection and highlights (if needed in GUI)
+	    selectedX = -1;
+	    selectedY = -1;
+	    highlightedSquares.clear();
+
+	    // Check status after move
+	    for (int i = 0; i < 2; i++) {
+	        boolean white = (i == 0);
+	        if (isKingInCheck(white)) {
+	            System.out.println((white ? "White" : "Black") + " is in check!");
+	            if (isCheckmate(white)) {
+	                System.out.println((white ? "White" : "Black") + " is in checkmate!");
+	            }
+	        }
+	    }
 
 	}
 	

src/backend/Game.java

@@ -23,7 +23,9 @@ public class Game extends Thread {
 		aiPlayer = new AutoPlayer();
 	}
 
-	 
+	public Board getBoard() {
+	    return board;
+	}
     
 	public int getWidth() {
 		return board.getWidth();

src/backend/Move.java

@@ -1,9 +1,43 @@
 package backend;
 
-
 public class Move {
-    
+    private Piece piece;
+    private int fromX;
+    private int fromY;
+    private int toX;
+    private int toY;
+    private Piece captured; // can be null
+
+    public Move(Piece piece, int fromX, int fromY, int toX, int toY, Piece captured) {
+        this.piece = piece;
+        this.fromX = fromX;
+        this.fromY = fromY;
+        this.toX = toX;
+        this.toY = toY;
+        this.captured = captured;
     }
-    
-   
-  
+
+    public Piece getPiece() {
+        return piece;
+    }
+
+    public int getFromX() {
+        return fromX;
+    }
+
+    public int getFromY() {
+        return fromY;
+    }
+
+    public int getToX() {
+        return toX;
+    }
+
+    public int getToY() {
+        return toY;
+    }
+
+    public Piece getCaptured() {
+        return captured;
+    }
+}

src/windowInterface/MyInterface.java

@@ -46,6 +46,11 @@ public class MyInterface extends JFrame {
 	/**
 	 * Create the frame.
 	 */
+	
+	public void setGame(Game g) {
+	    this.game = g;
+	}
+	
 	public MyInterface() {
 		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 		setBounds(10, 10, 650, 650);