/**
 * The Row class will keep the guess and the answer and the outcome for each try
 * 
 * @author John Paxton
 * @version 1.0
 */

public class Row
{
    /**
     * The Row constructor initialzes the Guess and Answer objects
     * @author John Paxton
     * @version 1.0
     * @param numberPegs is an int of the number of pegs 
     */
    Row (int numberPegs)
    {
        guess = new int [ numberPegs ];
        answer = null;
        black = 0;
        white = 0;
    }
    
    /**
     * recordGuess will take an array of numbers and put them in the guess array
     * 
     * @author John Paxton
     * @version 1.0
     * @param colorsGuessed this int[] is the guess that the person made
     */
    public void recordGuess ( int [] colorsGuessed )
    {
        for (int i = 0; i < guess.length; i++)
        {
            guess[i] = colorsGuessed[i];
        }
    }
    
    /**
     * This method will set the answer from another Answer
     * 
     * @author John Paxton
     * @version 1.0
     * @param answer this Answer is the actual answer that is being copied over
     *               to the answer that with this object
     * @precondition the answer is not set
     * @postcondition answer is now set to the real answer
     */
    public void setAnswer ( Answer answer )
    {
        this.answer = answer;
    }
    
    /**
     * This method will score the guess with answer
     * 
     * @author John Paxton
     * @version 1.0
     * @precondition the black and white variables are not set
     * @postcondition the black and white variables are set
     */
    public void scoreGuess()
    {
        black = 0;
        white = 0;
        
        answer.reset();
        
        for (int i = 0; i < guess.length; i++)
        {
            if (guess[i] == answer.getPeg(i))
            {
                black++;
                answer.setPegUsed(i); 
            }
        }
        
        for (int i = 0; i < guess.length; i++)
        {
            if (guess[i] != answer.getPeg(i))   // logic error was here
            {
                for (int j = 0; j < guess.length; j++)
                {
                    if ((guess[i] == answer.getPeg(j))
                        && (!answer.getPegUsed(j)))
                    {
                        white++;
                        answer.setPegUsed(j);
                        break;
                    }
                }
            }
        }   
    }
    
    /**
     * This print method will print out the number guess and the number of black
     * and whites
     * 
     * @author John Paxton
     * @version 1.0
     * 
     */
    public void print ()
    {
        for (int i = 0; i < guess.length; i++)
        {
            System.out.print (guess[i] + " ");
        }
        System.out.println("Black: " + black + " White: " + white);
    }
    
    /**
     * This method will get the number of blacks
     * 
     * @author Reid Roper and Nick Lamb
     * @version 1.0
     * @return black this int is the number of set blacks
     */
    public int getBlack()
    {
        return black;
    }
    
    private int [] guess;
    private int black;
    private int white;
    Answer answer;
    
}