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

import java.io.*;
import java.util.*;

public class AppointmentBookTester {
	
	private static final int FWIDTH = 400;
	private static final int FHEIGHT  = 300;
	
	public static void main(String[] args){

		JFrame frame = new JFrame();
		
		final int WIDTH = 10;
		final int COLUMNS = 30;
		final int ROWS = 10;
		
		final JTextArea text = new JTextArea(ROWS, COLUMNS);
		text.setEditable(false);
		JScrollPane sPane = new JScrollPane(text);
		
		JButton Add = new JButton("Add");
		JButton Print = new JButton("Print");
		
		JLabel day = new JLabel("Day:");
		JLabel desc = new JLabel("Description:");
		JLabel st = new JLabel("Start Time:");
		JLabel et = new JLabel("End Time");
		
		final JTextField dayField = new JTextField(WIDTH);
		dayField.setText("");
		final JTextField descField = new JTextField(WIDTH);
		descField.setText("");
		final JTextField stField = new JTextField(WIDTH);
		stField.setText("");
		final JTextField etField = new JTextField(WIDTH);
		etField.setText("");
		
		JPanel panelleft = new JPanel();
		JPanel panelright = new JPanel();
		
		panelleft.setLayout(new GridLayout(2,1));
		panelleft.add(Add);
		panelleft.add(Print);
		
		panelright.setLayout(new GridLayout(2,4));
		panelright.add(day);
		panelright.add(dayField);
		panelright.add(desc);
		panelright.add(descField);
		panelright.add(st);
		panelright.add(stField);
		panelright.add(et);
		panelright.add(etField);
		
		frame.add(panelright, BorderLayout.NORTH);
		frame.add(panelleft, BorderLayout.CENTER);
		frame.add(sPane, BorderLayout.SOUTH);
		
		ArrayList<Appointment> anArray = new ArrayList<Appointment>();
		final AppointmentBook Book = new AppointmentBook(anArray);
		
		class AddActionListener implements ActionListener{
			public void actionPerformed(ActionEvent event){
				String DaY, DesC;
				double St, Et;
				DaY = dayField.getText();
				DesC = descField.getText();
				St = Double.parseDouble(stField.getText());
				Et = Double.parseDouble(etField.getText());
				Appointment appoint = new Appointment(DaY, DesC, St, Et);
				text.append(Book.add(appoint)+ "\n");
				
			}
		}
		class PrintActionListener implements ActionListener{
			public void actionPerformed(ActionEvent event){
				String DaY = dayField.getText();
				text.append(Book.print(DaY) + "\n");
			}
		}
		
		ActionListener AddActionListener = new AddActionListener();
		Add.addActionListener(AddActionListener);
		
		ActionListener PrintActionListener = new PrintActionListener();
		Print.addActionListener(PrintActionListener);
		
		frame.setSize(FWIDTH, FHEIGHT);
		frame.setTitle("Appointment Book");
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setVisible(true);
		
	}

}