package dev.kske.chess.ui;

import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;

import dev.kske.chess.game.Game;

/**
 * Project: <strong>Chess</strong><br>
 * File: <strong>MenuBar.java</strong><br>
 * Created: <strong>16.07.2019</strong><br>
 * Author: <strong>Kai S. K. Engelbart</strong>
 */
public class MenuBar extends JMenuBar {

	private static final long serialVersionUID = -7221583703531248228L;

	private final MainWindow	mainWindow;
	private final BoardPane		boardPane;

	public MenuBar(MainWindow mainWindow) {
		this.mainWindow	= mainWindow;
		boardPane		= mainWindow.getBoardPane();

		initGameMenu();
	}

	private void initGameMenu() {
		JMenu gameMenu = new JMenu("Game");

		JMenuItem	naturalMenuItem	= new JMenuItem("Game against natural opponent");
		JMenuItem	aiMenuItem		= new JMenuItem("Game against artificial opponent");
		JMenuItem	aiVsAiMenuItem	= new JMenuItem("Watch AI vs. AI");

		naturalMenuItem.addActionListener((evt) -> startGame(Game.createNatural(boardPane)));

		aiMenuItem.addActionListener((evt) -> {
			AIConfigDialog dialog = new AIConfigDialog();
			dialog.setVisible(true);
			if (dialog.isStartGame())
				startGame(Game.createNaturalVsAI(boardPane, dialog.getMaxDepth(), dialog.getAlphaBetaThreshold()));
		});

		aiVsAiMenuItem.addActionListener((evt) -> startGame(Game.createAIVsAI(boardPane, 4, 3, -10, -10)));

		gameMenu.add(naturalMenuItem);
		gameMenu.add(aiMenuItem);
		gameMenu.add(aiVsAiMenuItem);

		add(gameMenu);

		// Start a game
		naturalMenuItem.doClick();
	}

	private void startGame(Game game) {
		mainWindow.setGame(game);

		// Update board and board component
		game.reset();
		game.start();
	}
}