import java.util.*;
import java.lang.StringBuilder;

/**
 * A monkey, whos job is to make words. (3 or more letters long)
 * @author Jack Peter Fletcher
 */
public class Monkey
{
    private String ALPHABET;
    private Random rnd;
    private StringBuilder wordBuilder;

    /**
     * Constructor for objects of class Monkey
     */
    public Monkey()
    {
        ALPHABET = new String("qwertyuiopasdfghjklzxcvbnm ");
        rnd = new Random();
    }

    public String terminalTester()
    {
        return "banana";
        //used to test 'terminal' dictionary function.
    }

    /**
     * Method to generate words, a word finishes when a space is drawn.
     */
    public String generateWord()
    {
        wordBuilder = new StringBuilder();
        char returnChar;
        String generatedWord = "";
        do{
            returnChar = letterSelector();
            if(returnChar != ' '){
                wordBuilder.append(returnChar);
                if(wordBuilder.length() > 27){
                    //No words longer than 27 chars, not exactly true to monkey theory, but gets results faster
                    //as very long words are more likely with 'space' only having a 1 in 27 chance of being called.
                    generatedWord = wordBuilder.toString();
                    break;
                }
            }else{
                generatedWord = wordBuilder.toString();
            }
        }while(returnChar != ' ');
        return generatedWord;
    }

    /**
     * method to get a random charecter. A-Z and space.
     */
    private char letterSelector(){
        char randomChar;
        randomChar = ALPHABET.charAt(rnd.nextInt(27));
        return randomChar;
    }
}