import java.util.Scanner;
import java.io.*;
import java.util.Random;

public class RPS
{ // Start of Class


   static String getPlayerName()
   { // Start of getPlayerName method
      Scanner inPut = new Scanner(System.in);
      System.out.print("Enter your first name: ");
      String playerName = inPut.nextLine();
      while (playerName.length() == 0)
      { // Start of If
         System.out.println("No name entered.");
         System.out.print("Please enter your name: ");
         playerName = inPut.nextLine();
         } // End of If
         return playerName ;
      } // End of getPlayerName method

   static void welcomeMessage(String playerName)
   {
      System.out.println("Hello "+playerName+". Welcome to the Rock, Paper, Scissors game.");
      }

   static String playerChoiceM()
   {
      Scanner inPut = new Scanner(System.in);
      System.out.print("Enter Rock, Paper, Scissors, or Done: ");
      String playerChoice = inPut.nextLine();
      while (!playerChoice.equalsIgnoreCase("Rock") && !playerChoice.equalsIgnoreCase("Scissors") && !playerChoice.equalsIgnoreCase("Paper") && !playerChoice.equalsIgnoreCase("Done"))
      {
         System.out.print("Enter Rock, Paper, Scissors, or Done: ");
         playerChoice=inPut.nextLine();
         }
      System.out.println("You selected "+playerChoice);
      return playerChoice;
      }

   static String computerChoiceM()
   {
      Random rand = new Random();
      String[] computerChoiceArray ={"Rock","Paper","Scissors"};
      int randomIndex = rand.nextInt(3);
      String computerChoice = computerChoiceArray[randomIndex];
      System.out.println("The computer chose "+computerChoice);
      return computerChoice;
      }

   static int[] determineWinner(String playerChoice , String computerChoice)
   {
      int[] scores;
      scores = new int[3];
      if (playerChoice.equalsIgnoreCase("Rock") && computerChoice.equalsIgnoreCase("Paper"))
      { scores[1] +=1;
         System.out.println("You lose!"); }
      else if (playerChoice.equalsIgnoreCase("Rock") && computerChoice.equalsIgnoreCase("Scissors"))
      { scores[0] +=1;
         System.out.println("You win!");}
      else if (playerChoice.equalsIgnoreCase("Rock") && computerChoice.equalsIgnoreCase("Rock"))
      {scores[2] +=1;
         System.out.println("You tie!"); }
      else if (playerChoice.equalsIgnoreCase("Paper") && computerChoice.equalsIgnoreCase("Rock"))
      {scores[0] +=1;
         System.out.println("You win!");}
      else if (playerChoice.equalsIgnoreCase("Paper") && computerChoice.equalsIgnoreCase("Paper"))
      {scores[2] +=1;
         System.out.println("You tie!");}
      else if (playerChoice.equalsIgnoreCase("Paper") && computerChoice.equalsIgnoreCase("Scissors"))
      {scores[1] +=1;
         System.out.println("You lose!");}
      else if (playerChoice.equalsIgnoreCase("Scissors") && computerChoice.equalsIgnoreCase("Scissors"))
      {scores[2] +=1;
         System.out.println("You tie!");}
      else if (playerChoice.equalsIgnoreCase("Scissors") && computerChoice.equalsIgnoreCase("Paper"))
      {scores[0] +=1;
         System.out.println("You win!");}
      else if (playerChoice.equalsIgnoreCase("Scissors") && computerChoice.equalsIgnoreCase("Rock"))
      {scores[1] +=1;
         System.out.println("You lose!");}
      return scores;
      }

   static void winnerBoard(int playerWins , int computerWins , int gameCounter , int ties)
   {
      System.out.println();
      System.out.println("Thank you for playing! Here are the results:");
      System.out.println("You won "+playerWins+" time(s)!");
      System.out.println("Computer won "+computerWins+" time(s)!");
      System.out.println("It was a tie "+ties+" time(s)!");
      System.out.println("You played "+gameCounter+" game(s)!");
      }

   public static void main(String[] args)
   {
      Scanner inPut = new Scanner(System.in);
      String playerName = getPlayerName();
      welcomeMessage(playerName);
      System.out.println();
      String anotherGame = "yes";
      int[] scores={0,0,0};
      int playerWins =0, computerWins=0 , ties=0 , gameCounter=1;
      while (anotherGame.equalsIgnoreCase("Yes"))
      {
      String playerChoice=playerChoiceM();
      if (playerChoice.equalsIgnoreCase("Done"))
      {
         winnerBoard(playerWins,computerWins,ties,gameCounter);
         System.exit(0);
         }
      String computerChoice=computerChoiceM();
      scores = determineWinner(playerChoice , computerChoice);
      playerWins += scores[0];
      computerWins += scores[1];
      ties += scores[2];

      System.out.println();
      System.out.print("Would you like to play another game? yes or no: ");
      anotherGame = inPut.nextLine();
      System.out.println();
      if (anotherGame.equalsIgnoreCase("yes"))
      {
         ++gameCounter;
         }
      else if (!anotherGame.equalsIgnoreCase("yes") || !anotherGame.equalsIgnoreCase("no"))
      {
         while (!anotherGame.equalsIgnoreCase("no") && !anotherGame.equalsIgnoreCase("yes"))
         {
            System.out.print("Would you like to play another game? yes or no: ");
            anotherGame = inPut.nextLine();
            if (anotherGame.equalsIgnoreCase("yes"))
            {
               ++gameCounter;
               }
            }
         }
         }
      winnerBoard(playerWins,computerWins,gameCounter,ties);

      }


   } // End of Class