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Reworked methods and added a logger to ChessEngine

PGN
Justin 2025-06-22 02:24:26 +02:00
parent 3bad46f9ea
commit e0d14e0811
1 changed files with 44 additions and 14 deletions
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58
schach/src/main/java/de/hs_mannheim/informatik/chess/model/ChessEngine.java
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@ -1,6 +1,7 @@
package de.hs_mannheim.informatik.chess.model;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;
import com.github.bhlangonijr.chesslib.Board;
import com.github.bhlangonijr.chesslib.Piece;
@ -10,11 +11,13 @@ import com.github.bhlangonijr.chesslib.move.Move;
public class ChessEngine {
private Board board;
private List<Move> moves = new ArrayList<>();
private static final Logger logger = Logger.getLogger(ChessEngine.class.getName());
private int currentMoveIndex = 0;
public ChessEngine() {
board = new Board();
logger.info("Neues ChessEngine-Objekt erstellt.");
}
public boolean move(MoveDTO move) {
@ -26,31 +29,41 @@ public class ChessEngine {
//Replay? Dann abschneiden
if (currentMoveIndex < moves.size()) {
logger.info("Replay-Modus: Züge nach " + currentMoveIndex + " werden entfernt.");
moves = new ArrayList<>(moves.subList(0, currentMoveIndex));
}
moves.add(libMove);
currentMoveIndex++;
logger.info("Zug erfolgreich durchgeführt: " + libMove);
return true;
}
logger.warning("Ungültiger Zug: " + libMove);
return false;
}
public List<MoveDTO> getLegalDestinations(String from) {
logger.info("Hole legale Züge von: " + from);
List<MoveDTO> destinations = new ArrayList<>();
Square fromSq = Square.valueOf(from.toUpperCase());
for (Move move : board.legalMoves()) {
if (move.getFrom().equals(fromSq)) {
int fromRow = 8 - fromSq.getRank().ordinal() - 1;
int fromCol = fromSq.getFile().ordinal();
int toRow = 8 - move.getTo().getRank().ordinal() - 1;
int toCol = move.getTo().getFile().ordinal();;
destinations.add(new MoveDTO(fromRow, fromCol, toRow, toCol));
try {
Square fromSq = Square.valueOf(from.toUpperCase());
for (Move move : board.legalMoves()) {
if (move.getFrom().equals(fromSq)) {
int fromRow = 8 - fromSq.getRank().ordinal() - 1;
int fromCol = fromSq.getFile().ordinal();
int toRow = 8 - move.getTo().getRank().ordinal() - 1;
int toCol = move.getTo().getFile().ordinal();
destinations.add(new MoveDTO(fromRow, fromCol, toRow, toCol));
}
}
logger.info("Es wurden " + destinations.size() + " Ziele gefunden.");
} catch (Exception e) {
logger.severe("Fehler beim Holen der legalen Ziele: " + e.getMessage());
}
return destinations;
}
public List<String> getMoveListStringsGrouped() {
logger.info("Gruppiere Züge für Anzeige.");
List<String> result = new ArrayList<>();
StringBuilder sb = new StringBuilder();
for (int i = 0; i < moves.size(); i++) {
@ -65,11 +78,13 @@ public class ChessEngine {
}
public PieceDTO getPieceAt(String square) {
logger.info("Hole Figur an Feld: " + square);
Piece piece = board.getPiece(Square.valueOf(square.toUpperCase()));
return convertPieceToDTO(piece);
}
public BoardDTO getBoardAsDTO() {
logger.info("Erstelle DTO-Abbild des Boards");
PieceDTO[][] dtoBoard = new PieceDTO[8][8];
for (int rank = 8; rank >= 1; rank--) {
for (int file = 0; file < 8; file++) {
@ -101,6 +116,7 @@ public class ChessEngine {
public void setPositionToMoveIndex(int idx) {
// Neues Board erzeugen
logger.info("Setze Board auf Zug-Index: " + idx);
board = new Board();
for (int i = 0; i < idx; i++) {
board.doMove(moves.get(i));
@ -108,9 +124,15 @@ public class ChessEngine {
currentMoveIndex = idx;
}
public int getCurrentMoveIndex() { return currentMoveIndex; }
public int getCurrentMoveIndex() {
logger.info("Hole aktuellen Zug-Index: " + currentMoveIndex);
return currentMoveIndex;
}
public int getMoveListSize() { return moves.size(); }
public int getMoveListSize() {
logger.info("Hole Anzahl gespielter Züge: " + moves.size());
return moves.size();
}
private PieceDTO convertPieceToDTO(Piece piece) {
if (piece == null || piece.equals(Piece.NONE)) return null;
@ -121,19 +143,27 @@ public class ChessEngine {
}
public boolean isMated() {
return board.isMated();
boolean mated = board.isMated();
logger.info("isMated() = " + mated);
return mated;
}
public boolean isStalemate() {
return board.isStaleMate();
boolean stale = board.isStaleMate();
logger.info("isStalemate() = " + stale);
return stale;
}
public boolean isDraw() {
return board.isDraw();
boolean draw = board.isDraw();
logger.info("isDraw() = " + draw);
return draw;
}
public String getCurrentPlayer() {
return board.getSideToMove().toString(); // "WHITE" oder "BLACK"
String player = board.getSideToMove().toString();
logger.info("Am Zug: " + player);
return player;
}
}