//***************************************
// Program Name: guesshilo.java         *
// Author: Pat Moss                     *
// Date: Oct 22, 2005  Rev: 01          *
//                                      *
// Demonstrate the class guesshilo, etc.*
//***************************************

import java.util.Scanner;

public class guesshilo
{
 private final int VALUEMIN = 1;   // the minumum guess integer
 private final int VALUEMAX = 100; // the maximum guess integer

 private int numbertoguess = 0;    // the number to guess
 private int numberofguesses = 0;  // the number of guesses
 private int userguess = 0;        // the current user guess

 Scanner scan = new Scanner(System.in);

 // Constructor: Initialize the guess values

 public guesshilo() 
 {
  initall();
 }

 // Initialize the private guess variables

 private void initall()
 {
   numbertoguess = 0;    // the number to guess
   numberofguesses = 0;  // the number of guesses
   userguess = 0;        // the current user guess
 }

 // entrance to play the guesshilo game

 public int startguesshilogame()
 {
  initall();

  // choose a random integer in the range 1 to 100 inclusive
  numbertoguess = (int) (Math.random() * VALUEMAX) + VALUEMIN;

  System.out.print ("Enter your next guess number #");
  System.out.print ("" + (numberofguesses + 1));
  System.out.print (" (Enter 0 to quit):");

  userguess = scan.nextInt();

  numberofguesses++;

  while (userguess != 0)
  {
   if (userguess == numbertoguess) 
   {
    System.out.print ("Congratulations! You win in ");
    System.out.print ("" + numberofguesses);
    System.out.println (" guesses.");
    return (numberofguesses);
   }

   if (userguess < numbertoguess)
   {
    System.out.print ("Sorry -- your guess #");
    System.out.print ("" + numberofguesses);
    System.out.println (" is too low.");
   }

   if (userguess > numbertoguess)
   {
    System.out.print ("Sorry -- your guess #");
    System.out.print ("" + numberofguesses);
    System.out.println (" is too high.");
   }

   System.out.print ("Enter your next guess number #");
   System.out.print ("" + (numberofguesses + 1));
   System.out.print (" (Enter 0 to quit):");

   userguess = scan.nextInt();

   numberofguesses++;
  }

   System.out.println ("Quitting due to user request.");
  return (0);
 }

 // numbertoguess accessor

 public int getnumbertoguess()
 {
  return numbertoguess;
 }

 // numbertoguess mutator

 public void setnumbertoguess (int inputnumber)
 {
  if ((inputnumber < VALUEMIN) || (inputnumber > VALUEMAX))
  {
   // error -- so do nothing here
  }
  else
  {
   numbertoguess = inputnumber;
  }
 }

 // return a string representation of the numbertoguess value

 public String toString()
 {
  String msg1 = "";

  msg1 += "The number to guess is: ";
  msg1 += "" + numbertoguess;

  String result = msg1;
  return result;
 }
}