import java.io.*;
import java.lang.reflect.Array;
/**
 * handles the person guessing and saving the current guess array
 * 
 * @author Tyson Joehler and Aric Walker
 * @version 2/1/2005
 */
public class Guess
{
    Guess ( int numberPegs )
    {
        guess = new int [numberPegs];
    }
    
    
    /**
     * Creates the guess, based upon the user input
     */
    public void createGuess()
    {
        // Takes in the user's guess
        BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
        
        String color = null;
        int x = 0;
        
        boolean done = false;
        while(!done)
        {
            //
            System.out.print("Enter your guess: ");
                    
           
            //
            try
            {
                color = console.readLine();
                done = true;
            }
            catch (IOException exception)
            {
                System.out.println("Error- Input problem");
                done = false;
            }
            // clears the screen
            System.out.println('\u000C');
               
    
            
    
            // Takes the input string of numbers and parses them, adds them to the guess array
            for (int i = 0; i < color.length(); i++)
            {
                
                // Make "parsed" the substring of the original input string
                String parsed = color.substring(i, i+1);
              
              
              
              
                // Parse substring into an integer
                try
                {
                    x = Integer.parseInt(parsed);
                    done = true;
                }
                catch (NumberFormatException e)
                {
                    System.out.println("Error- Please input integers");
                    done = false;
                    break;
                }
           

                try
                {
                    Array.setInt(guess, i, x);
                    done = true;
                }
                catch (ArrayIndexOutOfBoundsException exception)
                {
                    System.out.println("Error- Please enter the correct number of characters.");
                    done = false;
                    break;
                }
            }
        }
    }
    
    /** 
     * Gets the guess at the current position
     * 
     * @param position The integer representing the current position
     * @return the value of the guess at the requested position
     */
    public int getGuess(int position)
    {
        return guess [ position ];
    }
    
    
    public int getLength()
    {
        return guess.length;
    }
    
    private int [] guess;
}