Das Game kann jetzt die einzelnen Spiele starten

Einzelne Games als Button angezeigt(Man kann sie noch nicht starten)

schach/src/main/java/de/hs_mannheim/informatik/chess/main/Main.java

@@ -1,4 +1,6 @@
 package de.hs_mannheim.informatik.chess.main;
+import java.io.IOException;
+
 import de.hs_mannheim.informatik.chess.controller.Controller;
 import de.hs_mannheim.informatik.chess.model.ChessEngine;
 import de.hs_mannheim.informatik.chess.view.GameGui;

schach/src/main/java/de/hs_mannheim/informatik/chess/model/ChessEngine.java

@@ -1,4 +1,8 @@
 package de.hs_mannheim.informatik.chess.model;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.logging.ConsoleHandler;
@@ -10,7 +14,10 @@ import java.util.logging.SimpleFormatter;
 import com.github.bhlangonijr.chesslib.Board;
 import com.github.bhlangonijr.chesslib.Piece;
 import com.github.bhlangonijr.chesslib.Square;
+import com.github.bhlangonijr.chesslib.game.Game;
+import com.github.bhlangonijr.chesslib.game.GameResult;
 import com.github.bhlangonijr.chesslib.move.Move;
+import com.github.bhlangonijr.chesslib.pgn.PgnHolder;
 
 public class ChessEngine {
 	private Board board;
@@ -187,4 +194,71 @@ public class ChessEngine {
         logger.info("ChessEngine wurde initialisiert.");
     }
     
+    public List<Game> loadGamesFromPgn(String path) throws IOException {
+
+        PgnHolder pgnHolder = new PgnHolder(path);
+        try {
+			pgnHolder.loadPgn();
+		} catch (Exception e) {
+			e.printStackTrace();
+		} 
+        List<Game> games = pgnHolder.getGames();
+        return games;
+    }
+    
+    public void saveAsPgn(Game game, String path, String dateiname) {
+        String event = game.getRound().getEvent().getName();
+        String site = game.getRound().getEvent().getSite();
+        String round = "" + game.getRound().getNumber();
+        String date = game.getRound().getEvent().getStartDate();
+        String wName = game.getWhitePlayer().getName();
+        String bName = game.getBlackPlayer().getName();
+        String result = game.getResult().getDescription();
+
+        StringBuilder header = new StringBuilder();
+        header.append("[Event \"" + event + "\"]\n");
+        header.append("[Site \"" + site + "\"]\n");
+        header.append("[Date \"" + date + "\"]\n");
+        header.append("[Round \"" + round + "\"]\n");
+        header.append("[White \"" + wName + "\"]\n");
+        header.append("[Black \"" + bName + "\"]\n");
+        header.append("[Result \"" + result + "\"]\n");
+        header.append("\n");
+
+        StringBuilder sb = new StringBuilder();
+        String[] sanArray = game.getHalfMoves().toSanArray();
+
+        for (int i = 0; i < sanArray.length; i++) {
+            if (i % 2 == 0) {
+                sb.append((i / 2 + 1)).append(". ");
+            }
+            sb.append(sanArray[i]).append(" ");
+        }
+
+        sb.append(result); // Endergebnis muss auch am Ende stehen!
+
+        String file = header.toString() + sb.toString();
+
+        try {
+            Files.writeString(Path.of(path, dateiname), file, StandardCharsets.UTF_8);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+    
+    public void loadMoves(List<Move> moveList) {
+        board = new Board();  // Neues leeres Brett
+        moves.clear();
+        currentMoveIndex = 0;
+
+        for (Move move : moveList) {
+            board.doMove(move);
+            moves.add(move);
+            currentMoveIndex++;
+        }
+
+        // Kein setPositionToMoveIndex() hier aufrufen!
+    }
+
+
 }

schach/src/main/java/de/hs_mannheim/informatik/chess/view/MainGui.java

@@ -1,22 +1,29 @@
 package de.hs_mannheim.informatik.chess.view;
 
-import java.awt.*;
+import com.github.bhlangonijr.chesslib.game.Game;
+import com.github.bhlangonijr.chesslib.move.Move;
+import de.hs_mannheim.informatik.chess.controller.Controller;
+import de.hs_mannheim.informatik.chess.model.ChessEngine;
+
 import javax.swing.*;
+import java.awt.*;
+import java.io.IOException;
+import java.util.List;
 
 public class MainGui {
 
     private JFrame frame;
     private Runnable onStartGame;
+    private ChessEngine engine = new ChessEngine();
     
     public MainGui(Runnable onStartGame) {
-    	this.onStartGame = onStartGame;
-    	
+        this.onStartGame = onStartGame;
+        
         frame = new JFrame("Chess - Hauptmenü");
         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
         frame.setSize(1600, 1000);
         frame.setLocationRelativeTo(null);
 
-        //Haupt-Panel mit GridBagLayout
         JPanel mainPanel = new JPanel(new GridBagLayout());
         mainPanel.setBackground(new Color(0xe0e1dd));
 
@@ -25,20 +32,17 @@ public class MainGui {
         gbc.fill = GridBagConstraints.HORIZONTAL;
         gbc.insets = new Insets(15, 0, 15, 0);
 
-        //Title
         JLabel title = new JLabel("ChessDE", SwingConstants.CENTER);
         title.setFont(new Font("Serif", Font.BOLD, 150));
         title.setForeground(new Color(0x1b263b));
         gbc.gridy = 0;
-        gbc.ipady = 50; 
+        gbc.ipady = 50;
         mainPanel.add(title, gbc);
 
-        //Abstand nach unten
         gbc.gridy = 1;
         gbc.ipady = 15;
         mainPanel.add(Box.createRigidArea(new Dimension(0, 20)), gbc);
 
-        //Buttons
         JButton btnMode1 = new JButton("Normal Mode");
         JButton btnMode2 = new JButton("Mode 2 (coming soon)");
         JButton btnMode3 = new JButton("Mode 3 (coming soon)");
@@ -59,24 +63,74 @@ public class MainGui {
 
         gbc.gridy = 4;
         mainPanel.add(btnMode3, gbc);
-        
-        gbc.gridy = 5; 
+
+        gbc.gridy = 5;
         mainPanel.add(btnCreative, gbc);
-        
-        gbc.gridy = 6; 
+
+        gbc.gridy = 6;
         mainPanel.add(btnLoadGame, gbc);
 
         frame.add(mainPanel);
         frame.setVisible(true);
 
-        //Button ActionListener für "Normal Modus"
         btnMode1.addActionListener(e -> {
-            frame.dispose(); // Hauptmenü schließen
-            onStartGame.run(); // **Ruft den Callback auf**
+            frame.dispose();
+            onStartGame.run();
+        });
+
+        btnLoadGame.addActionListener(e -> {
+            JFileChooser chooser = new JFileChooser();
+            int result = chooser.showOpenDialog(frame);
+            if (result == JFileChooser.APPROVE_OPTION) {
+                String path = chooser.getSelectedFile().getAbsolutePath();
+                try {
+                    List<Game> games = engine.loadGamesFromPgn(path);
+                    zeigeGeladeneSpiele(games);
+                } catch (IOException ex) {
+                    ex.printStackTrace();
+                    JOptionPane.showMessageDialog(frame, "Fehler beim Laden der PGN-Datei:\n" + ex.getMessage());
+                }
+            }
         });
     }
 
-    // Helper für Button Styling
+    private void zeigeGeladeneSpiele(List<Game> games) {
+        JFrame gameListFrame = new JFrame("Geladene Partien");
+        gameListFrame.setSize(600, 800);
+        gameListFrame.setLocationRelativeTo(null);
+
+        JPanel panel = new JPanel();
+        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
+        JScrollPane scrollPane = new JScrollPane(panel);
+
+        int index = 1;
+        for (Game game : games) {
+            String white = game.getWhitePlayer().getName();
+            String black = game.getBlackPlayer().getName();
+            String title = "Spiel " + index++ + ": " + white + " vs. " + black;
+
+            JButton gameButton = new JButton(title);
+            gameButton.setAlignmentX(Component.CENTER_ALIGNMENT);
+            gameButton.addActionListener(e -> {
+                gameListFrame.dispose();
+
+                GameGui gui = new GameGui();
+                ChessEngine engine = new ChessEngine();
+
+                engine.loadMoves(game.getHalfMoves());
+                engine.setPositionToMoveIndex(engine.getMoveListSize()); // zeige Endstellung
+
+                new Controller(gui, engine);
+            });
+
+            panel.add(Box.createRigidArea(new Dimension(0, 10)));
+            panel.add(gameButton);
+        }
+
+        gameListFrame.add(scrollPane);
+        gameListFrame.setVisible(true);
+    }
+
     private void styleButton(JButton btn) {
         btn.setFont(new Font("Serif", Font.BOLD, 30));
         btn.setBackground(new Color(0x778da9));