//Plays odds and evens with the computer.

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

public class OddsEvens extends JFrame
{
    JLabel userScoreL, compScoreL,
           sumL, userChoiceL,
			  compChoiceL, oddevenL;
    JTextField userChoiceTF, compChoiceTF,
		           sumTF, userScoreTF,
					  compScoreTF;
	 JTextArea oddevenTF;
    JButton _0B, _1B, _2B, _3B, _4B, exitB;
    ButHandler _0Handler, _1Handler,_2Handler;
	 ButHandler _3Handler;
	 ButHandler _4Handler;
    ExitButtonHandler exitHandler;

    private static final int WIDTH = 400;
    private static final int HEIGHT = 300;

    public OddsEvens()
    {
		        // Create four labels
	      userScoreL = new JLabel("your Score: ",
 	                            SwingConstants.LEFT);
	      compScoreL = new JLabel("my Score: ",
				                     SwingConstants.LEFT);
	      sumL = new JLabel(" Sum ",SwingConstants.LEFT);
	      oddevenL = new JLabel(" odd/even ",
 				                       	SwingConstants.LEFT);
			userChoiceL = new JLabel("your choice: ",
 				                       	SwingConstants.LEFT);
			compChoiceL = new JLabel(" my choice: ",
 				                       	SwingConstants.LEFT);

		          //Create four textfields
	      userScoreTF = new JTextField(4);
	      compScoreTF= new JTextField(4);
	      userChoiceTF = new JTextField(4);
	      compChoiceTF = new JTextField(4);
			sumTF = new JTextField(4);
			oddevenTF = new JTextArea(4,20);


			//Creat the button handlers
			_0B = new JButton("0");
			_0Handler = new ButHandler(0);
			_0B.addActionListener(_0Handler);
			
			_1B = new JButton("1");
			_1Handler = new ButHandler(1);
			_1B.addActionListener(_1Handler);
			
			_2B = new JButton("2");
			_2Handler = new ButHandler(2);
			_2B.addActionListener(_2Handler);
			
			_3B = new JButton("3");
			_3Handler = new ButHandler(3);
			_3B.addActionListener(_3Handler);
			
			_4B = new JButton("4");
			_4Handler = new ButHandler(4);
			_4B.addActionListener(_4Handler);
			

		          //Create Exit Button
	      exitB = new JButton("Exit");
	      exitHandler = new ExitButtonHandler();
	      exitB.addActionListener(exitHandler);

		          //Set the title of the window
	      setTitle("Odds and Evens (you're even)");

		          //Get the container
	      Container pane = getContentPane();

		          //Set the layout
        pane.setLayout(new GridLayout(3,6));
		  
		  pane.add(userScoreL);
		  pane.add(userScoreTF);
		  pane.add(compScoreL);
		  pane.add(compScoreTF);
		  pane.add(sumL);
		  pane.add(oddevenL);
		  
		  pane.add(userChoiceL);
		  pane.add(userChoiceTF);
		  pane.add(compChoiceL);
		  pane.add(compChoiceTF);
		  pane.add(sumTF);
		  pane.add(oddevenTF);
		  //pane.add(new JLabel(""));
		  
		  pane.add(_0B);
		  pane.add(_1B);
		  pane.add(_2B);
		  pane.add(_3B);
		  pane.add(_4B);
		  pane.add(exitB);


		        //set the size of the window and display it
	      setSize(WIDTH,HEIGHT);
	      setVisible(true);
			  setDefaultCloseOperation(EXIT_ON_CLOSE);
			  
			//Set Beginning values;
			userScoreTF.setText("0");
			compScoreTF.setText("0");
    }
	 
	 private class ButHandler implements ActionListener
	 {
	 		int value;
			
			
			
	 		public ButHandler(int x)
			{
				value = x;
			}
			
			public void actionPerformed(ActionEvent e)
			{
				int rand, sum;
				
				userChoiceTF.setText("" + value);
				
				//Get a random number for the compChoiceTF
				rand = (int) Math.floor(Math.random()*5);
				//if (rand == 5) rand = 4;
				
				compChoiceTF.setText("" + rand);
				
				sum = value + rand;
				sumTF.setText("" + sum);
				
				if (sum % 2 == 0)
				{
					oddevenTF.setText("even\nJoshua");
					int uscor = Integer.parseInt(userScoreTF.getText());
					userScoreTF.setText("" + (uscor + 1));
				}
				else 
				{
					oddevenTF.setText("odd");
					int cscor = Integer.parseInt(compScoreTF.getText());
					compScoreTF.setText("" + (cscor + 1));

				}
				
			}
	}

    private class ExitButtonHandler implements ActionListener
    {
	      public void actionPerformed(ActionEvent e)
	      {
		        System.exit(0);
	      }
    }

    public static void main( String args[] )
    {
	        OddsEvens oddevenObject = new OddsEvens();
    }
}