/*
 *  JFLAP - Formal Languages and Automata Package
 * 
 * 
 *  Susan H. Rodger
 *  Computer Science Department
 *  Duke University
 *  August 27, 2009

 *  Copyright (c) 2002-2009
 *  All rights reserved.

 *  JFLAP is open source software. Please see the LICENSE for terms.
 *
 */




package gui;

import gui.action.SimulateAction;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

import javax.swing.*;

import automata.Automaton;
import automata.AutomatonSimulator;
import automata.Configuration;
import automata.turing.TMSimulator;
import automata.turing.TuringMachine;

/**
 * Input GUI BOX
 * Not a great looking GUI, but it gets the job done. NOTE: It is no longer used in JFLAP
 * @author Kyung Min (Jason) Lee
 *
 */
public class InputBox extends JFrame{

	private String myInputString;
	
	private final Component myComponent;
	
	private String myTitle;
	
	private AutomatonSimulator mySimulator;
	
	private SimulateAction myAction;
	
	private boolean myIsTuringMachine;
	
	private Automaton myAutomaton;
	
	public InputBox(SimulateAction simulateAction, Component component, String string) {
		myAction=simulateAction;
		myComponent=component;
		myTitle=string;
		
		JPanel panel = new JPanel(new GridLayout(3, 2));
		JTextField[] fields = new JTextField[1];
		for (int i = 0; i < 1; i++) {
			panel.add(new JLabel(myTitle + " "));
			panel.add(fields[i] = new JTextField());
		}
		JButton jb=new JButton("Open Input File");
		panel.add(jb);
		int result = JOptionPane.showOptionDialog(component, panel, myTitle,
				JOptionPane.OK_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE,
				null, null, null);
		if (result != JOptionPane.YES_OPTION && result != JOptionPane.OK_OPTION)
			return;
		String[] input = new String[1];
		for (int i = 0; i < 1; i++)
			input[i] = fields[i].getText();
		
		System.out.println(input[0]);
/*		
		JButton j=new JButton("Click to Open Input File");
		j.setSize(150,50);
		j.addActionListener(new ActionListener(){

			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				JFileChooser ourChooser=new JFileChooser (System.getProperties().getProperty("user.dir"));
				int retval=ourChooser.showOpenDialog(null);
				File f=null;
				if (retval==JFileChooser.APPROVE_OPTION)
				{
					f=ourChooser.getSelectedFile();
					try {
						Scanner sc=new Scanner(f);
						myInputString=sc.nextLine();
						exit();
					} catch (FileNotFoundException e1) {
						// TODO Auto-generate catch block
						JOptionPane.showConfirmDialog(myComponent, "Error", "Error in the file!", JOptionPane.ERROR_MESSAGE);
						e1.printStackTrace();
					}
					
				}
				
			}
			
		});
		JButton jb=new JButton();
		jb.setText("or Type Input Manually");
		jb.setSize(150,50);
		jb.setEnabled(false);
		jb.setBorderPainted(false);
		JPanel top=new JPanel();
		top.setSize(300,50);
		top.add(j, BorderLayout.WEST);
		top.add(jb, BorderLayout.EAST);
	
		
		JPanel bottom=new JPanel();
		final JTextField jt=new JTextField(20);
		jt.addActionListener(new ActionListener(){

			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				myInputString=jt.getText();
				exit();
			}
			
		});
		bottom.add(jt);
		JButton jbb=new JButton("OK");
		jbb.addActionListener(new ActionListener(){

			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				myInputString=jt.getText();
				exit();
			}
			
		});
		bottom.add(jbb);
		this.setTitle(myTitle);
		this.setSize(400,100);
		this.setVisible(true);
		this.setLocation(300, 300);
		this.add(top, BorderLayout.NORTH);
		this.add(bottom, BorderLayout.CENTER);
		
		*/
	}

	public String getInputString()
	{

		return myInputString;
	}
	
	public void exit()
	{
		System.out.println(myInputString);
		if (myIsTuringMachine) {
		//	configs = ((TMSimulator) simulator).getInitialConfigurations(s);
		} else {
			Configuration[] configs = mySimulator.getInitialConfigurations(myInputString);
			myAction.handleInteraction(myAutomaton, mySimulator, configs, myInputString);
		}
		this.dispose();
	}
	

	public void addSimulator(Automaton atm, AutomatonSimulator simulator, boolean isTuring) {
		// TODO Auto-generated method stub
		myAutomaton=atm;
		mySimulator=simulator;
		myIsTuringMachine=isTuring;
	}
	
	public static void main(String[] args)
	{
		InputBox ib=new InputBox(null, null, "input");
		
	}
}