import java.io.BufferedReader;
import java.io.IOException;
/**
 * Creates a profile for the player of the game and keeps track
 * of their scores, as well as carries out interactive duties
 * between the user and the keyboard
 * 
 * @author Andrew Szatkowski 
 * @version 1.0
 */
public class User
{
    /**
     * Constructs an instance of the user class
     * initializing all instance fields to zero
     */
    public User()
    {
        name = "Unkown";
        num_of_pegs = 0;
        num_of_colors = 0;
        num_of_wins = 0;
        num_of_losses = 0;
    }
    
    /**
     * Prompts the user to input their name
     * 
     * @param       the buffered reader
     */
    public void setName(BufferedReader in) throws IOException
    {
        System.out.println("Enter your name: ");
        name = in.readLine();
    }
    
    /**
     * Prompts the user to enter the number of pegs
     * they would like to use
     * 
     * @param       the least amount of pegs possible
     *              the most amount of pegs possible
     *              the buffered reader
     * @throws      NumberRangeException
     *              NumberFormatException
     */
    public void setPegs(int lowBound, int highBound, BufferedReader in) throws IOException
    {
        done = false;
        /**
         * Checks for valid input
         */
        while(!done)
        {
            System.out.println("How many pegs would you like to use? (1 to 8)");
            num = in.readLine();
            try
            {
                num_of_pegs = Integer.parseInt(num);
                if ((num_of_pegs >= lowBound) && (num_of_pegs <= highBound))
                {
                    done = true;
                }
                else
                {
                    throw new NumberRangeException("The number you entered is not in range");
                }
            }
            catch(NumberRangeException exception)
            {
                System.out.println("The number you entered is not in range");
            }
            catch(NumberFormatException except)
            {
                System.out.println("Not a valid integer input");
            }
        }
    }
    
    /**
     * Prompts the user to enter the number of colors
     * they would like to use
     * 
     * @param       the least amount of colors possible
     *              the most amount of colors possible
     *              the buffered reader
     * @throws      NumberRangeException
     *              NumberFormatException
     */
    public void setColors(int lowBound, int highBound, BufferedReader in) throws IOException
    {
        done = false;
        /**
         * checks for valid input
         */
        while(!done)
        {
            System.out.println("How many colors would you like to use? (1 to 6)");
            num = in.readLine();
            try
            {
                num_of_colors = Integer.parseInt(num);
                if ((num_of_colors >= lowBound) && (num_of_colors <= highBound))
                {
                    done = true;
                }
                else
                {
                    throw new NumberRangeException("The number you entered is not in range");
                }
            }
            catch(NumberRangeException exception)
            {
                System.out.println("The number you entered is not in range");
            }
            catch(NumberFormatException except)
            {
                System.out.println("Not a valid integer input");
            }
        }
    }
    
    /**
     * Prompts the user to enter a guess
     * 
     * @param       the buffered reader
     * @throws      NumberOfInputException
     */
    public void setGuess(BufferedReader in) throws IOException
    {
        done = false;
        /**
         * checks for valid input
         */
        while(!done)
        {
            System.out.println("Enter a guess ");
            guess = in.readLine();
            try
            {
                if(guess.length() == num_of_pegs)
                {
                    done = true;
                }
                else
                {
                    throw new NumberOfInputException("Wrong number of inputs");
                }
            }
            catch(NumberOfInputException exception)
            {
                System.out.println("Invalid number of pegs guessed");
            }
        }              
    }
    
    /**
     * Parses the input guess into integers and then places them
     * in the parsedGuess array
     */
    public void parseGuess()
    {
        parsedGuess = new int [num_of_pegs];
        for(int i = 0; i < num_of_pegs; i++)
        {
            parsedGuess[i] = Integer.parseInt(guess.substring(i, i+1));
        }
  
    }
    
    /**
     * returns the number of pegs being used
     * 
     * @return      the number of pegs
     */
    public int getPegs()
    {
        return num_of_pegs;
    }
    
    /**
     * returns the number of colors being used
     * 
     * @return      the number of colors
     */
    public int getColors()
    {
        return num_of_colors;
    }
    
    /**
     * returns the string input of the user's guess
     * 
     * @return      the user's guess
     */
    public String getGuess()
    {
        return guess;
    }
    
    /**
     * returns the array of the user's guess
     * 
     * @return      the user's guess
     */
    public int [] getParsedGuess()
    {
        return parsedGuess;
    }
    
    /**
     * adds another win to the user's tally
     */
    public void posResult()
    {
        num_of_wins += 1;
    }
    
    /**
     * adds another loss the user's tally
     */
    public void negResult()
    {
        num_of_losses += 1;
    }
    
    /**
     * prints the user's statistics
     */
    public void printRecord()
    {
        System.out.println(name);
        System.out.println("Wins: " + num_of_wins);
        System.out.println("Losses: " + num_of_losses);
    }
    
    // instance fields
    private String name;
    private String guess;
    private String num;
    private int [] parsedGuess;
    private int num_of_pegs;
    private int num_of_colors;
    private int num_of_wins;
    private int num_of_losses;
    private boolean done;
}