//********************************************************************
//  RockPaperScissors.java       Author: Brett Bogler
//  Creates a game of Rock, Paper, Scissors
//********************************************************************

import java.util.Scanner;

public class RockPaperScissors
{
   //-----------------------------------------------------------------
   //  Plays the Rock-Paper-Scissors game with the user.
   //-----------------------------------------------------------------
   public static void main (String[] args)
   {
      final int OPTIONS = 3;
      final int Rock = 1, Paper = 2, Scissors = 3;
      final int COMPUTER = 1, PLAYER = 2, TIE = 3;

      int computer, winner = 0;
      int wins = 0, losses = 0, ties = 0;
      String again = "y";
	  	Scanner scan = new Scanner(System.in);

      do
      {
         computer = (int)(Math.random() * OPTIONS) + 1;
			
			System.out.println();
         System.out.println("=========================================");
			System.out.println("==========Paper, Rock, Scissors==========");
			System.out.println("=========================================");
			System.out.println();
         System.out.print ("Enter your choice: \t1 = Rock\n\t\t\t2 = Paper\n\t\t\t" +
                              "3 = Scissors: ");
         int player = scan.nextInt();

   		System.out.print ("You chose ");
			
			switch (player)
			{
				case Rock:
					System.out.println ("Rock.");
					break;
					
				case Paper:
					System.out.println ("Paper.");
					break;
					
				case Scissors:
					System.out.println ("Scissors.");
					break;
			} 
			     
			System.out.print ("Computer chose ");
			
			

         // Determine the winner
         switch (computer)
         {
            case Rock:
               System.out.println ("Rock.");
               if (player == Scissors)
						winner = COMPUTER;
               else
                  if (player == Paper)
							winner = PLAYER;
                  else
                     winner = TIE;
               break;

            case Paper:
               System.out.println ("Paper.");
               if (player == Rock)
                  winner = COMPUTER;
               else
                  if (player == Scissors)
                     winner = PLAYER;
							
                  else
                     winner = TIE;
							
               break;

            case Scissors:
               System.out.println ("Scissors.");
               if (player == Paper)
                  winner = COMPUTER;
               else
                  if (player == Rock)
                     winner = PLAYER;
                  else
                     winner = TIE;
         }

         // Print results and increment appropriate counter
         if (winner == COMPUTER)
         {
				System.out.println();
            System.out.println ("Computer wins!");
            losses++;
         }
         else
            if (winner == PLAYER)
            {
					System.out.println();
               System.out.println ("You win!");
               wins++;
            }
            else
            {
					System.out.println();
               System.out.println ("Tie!");
               ties++;
            }
				
        	System.out.println();
        	System.out.print ("Play again (y/n)?: ");
        	again = scan.nextLine();
        	again = scan.nextLine();

			System.out.println("Agian = [" + again +"]");
      }
     	while (again.equalsIgnoreCase ("y"));

      // Print final results
      System.out.println();
      System.out.println ("You won " + wins + " times.");
      System.out.println ("You lost " + losses + " times.");
      System.out.println ("We tied " + ties + " times.");
   }
}