import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.JOptionPane;

//Chess piece images from http://world.std.com/~wij/fixation/chess-sets.html

public class chess extends JApplet implements ActionListener, KeyListener
{
	
	private chessCanvas mainChessBoard;
	private JButton cmdNewGame, cmdSetNames;
	private JTextField txtPlayerOne, txtPlayerTwo;
	private JLabel lblPlayerOne, lblPlayerTwo;
	private Container frame;
	private JPanel panBottomHalf, panNameArea, panPlayerOne, panPlayerTwo, panNameButton, panNewGame;
	private Color clrBlue = new Color(75,141,221);
	private MediaTracker mt;
		
	public void init()
	{
		
		mainChessBoard = new chessCanvas();

		mainChessBoard.setSize(new Dimension(500, 500));
		
		cmdNewGame = new JButton("New Game");
		cmdSetNames = new JButton("Set Names");
		
		cmdNewGame.addActionListener(this);
		cmdSetNames.addActionListener(this);
		
		txtPlayerOne = new JTextField("Veerle", 10);
		txtPlayerTwo = new JTextField("Natasja", 10);
		
		txtPlayerOne.addKeyListener(this);
		txtPlayerTwo.addKeyListener(this);
		
		lblPlayerOne = new JLabel("    ", JLabel.RIGHT);
		lblPlayerTwo = new JLabel("    ", JLabel.RIGHT);
		
		try
		{
			
			Image[] imgRed = new Image[6];
			Image[] imgBlue = new Image[6];
			
			mt = new MediaTracker(this);
			
			for (int i = 0; i < 6; i++)
			{
				
				imgRed[i] = dataManager.createImage(this, getParameter("chessR" + i));
				imgBlue[i] = dataManager.createImage(this, getParameter("chessB" + i));
				mt.addImage(imgRed[i], 0);
				mt.addImage(imgBlue[i], 0);
				
			}
			
			try
			{
				mt.waitForID(0);
			}
			catch (InterruptedException e)
			{
			}	
			
			mainChessBoard.setupImages(imgRed, imgBlue);
			
		}
		catch (Exception e)
		{
			
			JOptionPane.showMessageDialog(null, "Unable to load images. There should be a folder called images with all the chess pieces in it. Try downloading this programme again", "Unable to load images", JOptionPane.WARNING_MESSAGE);
			cmdNewGame.setEnabled(false);
			cmdSetNames.setEnabled(false);
			
		}
		
		frame = getContentPane();
		panBottomHalf = new JPanel(new BorderLayout());
		panNameArea = new JPanel(new GridLayout(3,1,2,2));
		panPlayerOne = new JPanel();
		panPlayerTwo = new JPanel();
		panNameButton = new JPanel();
		panNewGame = new JPanel();
		
		frame.add(mainChessBoard, BorderLayout.NORTH);
		frame.add(panBottomHalf, BorderLayout.SOUTH);
			panBottomHalf.add(panNameArea, BorderLayout.WEST);
				panNameArea.add(panPlayerOne);
					panPlayerOne.add(lblPlayerOne);
					panPlayerOne.add(txtPlayerOne);
				panNameArea.add(panPlayerTwo);
					panPlayerTwo.add(lblPlayerTwo);
					panPlayerTwo.add(txtPlayerTwo);
				panNameArea.add(panNameButton);
					panNameButton.add(cmdSetNames);
			panBottomHalf.add(panNewGame, BorderLayout.SOUTH);
				panNewGame.add(cmdNewGame);
			
		frame.setBackground(clrBlue);
		panBottomHalf.setBackground(clrBlue);
		panNameArea.setBackground(clrBlue);
		panPlayerOne.setBackground(clrBlue);
		panPlayerTwo.setBackground(clrBlue);
		panNameButton.setBackground(clrBlue);
		panNewGame.setBackground(clrBlue);
		
		lblPlayerOne.setBackground(new Color(236,17,17)); //red
		lblPlayerTwo.setBackground(new Color(17,27,237)); //blue
		
		cmdNewGame.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
		
	}
	
	public void actionPerformed(ActionEvent e)
	{
		
		if (e.getSource() == cmdSetNames)
		{
			
			if (txtPlayerOne.getText().equals(""))
			{
				txtPlayerOne.setText("Player 1");
			}
			
			if (txtPlayerTwo.getText().equals(""))
			{
				txtPlayerTwo.setText("Player 2");
			}
			
			mainChessBoard.setNames(txtPlayerOne.getText(), txtPlayerTwo.getText());
			
		}
		else if (e.getSource() == cmdNewGame)
		{
			mainChessBoard.newGame();
		}
		
	}
	
	public void keyTyped(KeyEvent e)
	{
		
		String strBuffer = "";
		char c = e.getKeyChar();
		
		if (e.getSource() == txtPlayerOne)
		{
			strBuffer = txtPlayerOne.getText();
		}
		else
		{
			strBuffer = txtPlayerTwo.getText();
		}
		
		if (strBuffer.length() > 10 && !((c == KeyEvent.VK_BACK_SPACE) || (c == KeyEvent.VK_DELETE)))
		{
			e.consume();
		}
		
	}
	
	public void keyPressed(KeyEvent e)
	{
	}
	
	public void keyReleased(KeyEvent e)
	{
	}
	
}