////////////////////////////////////
// Your name.
// Your lab section.
// Today's date.
////////////////////////////////////

import java.awt.*;
import java.awt.event.*;

public class PigLatin extends java.applet.Applet 
                       implements ActionListener
{
    TextField inputF;
    TextArea  tArea;
    Button    process;
    String    result;

    public void init () 
    {
	result = "";
	inputF  = new TextField(60);
        tArea = new TextArea(3, 60);
	process = new Button("Process");
        process.addActionListener(this);
        add(inputF);
        add(process);
        add(tArea);

    }

    public boolean isVowel(char c)
    {
	if (c == 'a' || c == 'A' || c == 'e' || c == 'E' || c == 'i' ||
	    c == 'I' || c == 'o' || c == 'O' || c == 'u' || c == 'U')
        {
            return true;
        }
        else 
        {
            return false;
        }
    }

    // findFirstVowel returns the index of the first occurrence 
    // of a vowel in a word
    public int findFirstVowel(String word)
    {
	// declare and intiialize counter variable
	int i;
	i = 0;
	
        // loop through the characters in a word
	while (i < word.length())
        {
	    if (isVowel(word.charAt(i)))
		return i;
	    
	    i = i + 1;
	}
	return (-1);
    }

    // Subroutine ConvertToPigLatin (from Prelab)
    public String ConvertToPigLatin(String s)
    {
	String result = "";

	// Case 1: the word begins with a vowel
        // This case has been done for you already
	// Take string s and add "way" to the end of it
	if (findFirstVowel(s) == 0 )
	{
		result = (s + "way");
	}

	// Case 2: the word doesn't begin with a vowel but has one in it
	else if (/* value of findFirstValue(s) for above to be true*/)
	{
	    // # FILL IN - set result to what? 
	    // # Hint: use substrings
	}

	// Case 3: the word doesn't have any vowels
	else
        {
	    // # FILL IN - set result to what?
	}


	return result;
    }

    public void actionPerformed(ActionEvent event)
    {
	int index;
	String s = //Fill in value for initial value of "s"; 

	while ((index = s.indexOf(" ")) != -1)//what does this loop do?
	//what conditions need to be true to continue executing the loop?
	{
            // ** Add your code here! ** // 	    

	}
	// When does this loop stop?  What else has to still be done?
	// ** Add your code for the last word here! ** //	

	tArea.append("\n"); //Goes to the next line
    }
    
}