auto player random ok

src/backend/AutoPlayer.java

@@ -1,17 +1,39 @@
 package backend;
-
+import java.util.ArrayList;
 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;
+		ArrayList<Move> authorizedMoves = new ArrayList<>();
+		Board copy = new Board(board);//create a copy of the board in order not to impact the real board
+		ArrayList<Piece> alivePieces = copy.getPieces();
+		for (int i=0; i < alivePieces.size(); i++) {//for each piece of the copied board we are going to clic on them to check their highlighted case
+		    Piece piece = alivePieces.get(i);
+			if (piece.isWhite() == copy.isTurnWhite()) {
+		        copy.userTouch(piece.getX(), piece.getY());
+		        for (int x = 0; x < copy.getWidth(); x++) {
+		            for (int y = 0; y < copy.getHeight(); y++) {
+		                if (copy.isHighlighted(x, y)) {//if it's highlight, it is because it is a possible move so we add it to the list of possible move
+		                    authorizedMoves.add(new Move(piece.getX(), piece.getY(), x, y));
+		                }
+		            }
+		        }
+		        copy.userTouch(piece.getX(), piece.getY());//reset the usertouch to avoid moving pieces in the copied board
+		    }
+		}
+		if (authorizedMoves.isEmpty()) {
+			System.out.print("no move possible");
+	        return null;//possibility of being checked, must work on it later
+		}
+		int randomNum = (int)(Math.random() * authorizedMoves.size());
+	    return authorizedMoves.get(randomNum);
 	}
-	
-	
 }
+	    
+
+	
+

src/backend/Board.java

@@ -1252,12 +1252,55 @@ public class Board {
 	}
 	
 	public Board(Board board) {
-		this.pieces = board.getPieces();
+	    this.kingWMoved = board.kingWMoved;
+	    this.kingBMoved = board.kingBMoved;
+	    this.rookLWMoved = board.rookLWMoved;
+	    this.rookRWMoved = board.rookRWMoved;
+	    this.rookLBMoved = board.rookLBMoved;
+	    this.rookRBMoved = board.rookRBMoved;
+	    this.castling = board.castling;
+	    this.castlingDone = board.castlingDone;
+	    this.colNum = board.colNum;
+	    this.lineNum = board.lineNum;
+		this.pieces = new ArrayList<>();
+	    this.x = board.x;
+	    this.y = board.y;
+	    this.turnNumber = board.turnNumber;
+	    this.enPassant = board.enPassant;
+	    this.lastTurnPawnTwo = board.lastTurnPawnTwo;
+		
+	    ArrayList<Piece> Pieces = board.getPieces();
+		for (int i=0; i < Pieces.size(); i++) {
+		    Piece piece = Pieces.get(i);
+		    this.pieces.add(new Piece(piece));
+		}
 	}
-	
 	public void playMove(Move move) {
-		//TODO
-
+	    Piece pieceToMove = null;
+		for (int i=0; i < this.pieces.size(); i++) {
+		    Piece piece = this.pieces.get(i);
+	        if (piece.getX() == move.getFromX() && piece.getY() == move.getFromY()) {
+	            pieceToMove = piece;
+	        }
+	    }
+	    if (pieceToMove == null) {
+	    	return;
+	    }
+	    Piece pieceTargeted = null;
+		for (int i=0; i < this.pieces.size(); i++) {
+		    Piece piece = this.pieces.get(i);
+	        if (piece.getX() == move.getToX() && piece.getY() == move.getToY()) {
+	            pieceTargeted = piece;
+	        }
+	    }
+	    if (pieceTargeted != null) {
+	        this.pieces.remove(pieceTargeted);
+	    }
+	    pieceToMove.setX(move.getToX());
+	    pieceToMove.setY(move.getToY());
+	    this.turnNumber = this.turnNumber + 1;
+	    this.x = -1;
+	    this.y = -1;
 	}
 
 }

src/backend/Piece.java

@@ -64,4 +64,5 @@ public class Piece {
 		return color;
 	}
 	
+	
 }