using System;

public class Program

{

    public static void Main()

    {

        Random rng = new Random();

        bool PlayAgain = true;

        bool inLobby = true;

        string  player;

        string Bot = "";

        while (inLobby)

        {

            Console.WriteLine("Press S to play the game");

            string ans = Console.ReadLine();

            if (ans == "S")

                inLobby = false;

        }

        while (PlayAgain)

        {

        Console.WriteLine("ROCK, PAPER or SCISSORS");

        player = Console.ReadLine();

        player = player.ToUpper();

        Console.WriteLine("You: " +  player);

        if (player != "ROCK" && player != "PAPER" && player != "SCISSORS")

        {

            Console.WriteLine("Please try again");

            continue;

        }

            else

            {

                    int index = rng.Next(1, 3);

        switch (index)

        {

            case 1:

                Bot = "ROCK";

                Console.WriteLine("Bot: ROCK");

                break;

            case 2:

                Bot = "PAPER";

                Console.WriteLine("Bot: PAPER");

                break;

            case 3:

                Bot = "SCISSORS";

                Console.WriteLine("Bot: SCISSORS");

                break;

                }

                switch(player)

                {

                    case "ROCK":

                        if (Bot == "ROCK"){

                            Console.WriteLine("It is a draw");//Rock = 1

                        }

                        else if (Bot == "PAPER"){

                            Console.WriteLine("You lose");//Paper = 2

                        }

                        else {

                            Console.WriteLine("You win");//Scissors = 3

                        }

                        break ;

                        }

                    switch (player)

                        {

                        case "PAPER":

                        if (Bot == "ROCK"){

                            Console.WriteLine("You win");//Rock = 1

                        }

                        else if (Bot == "PAPER"){

                            Console.WriteLine("It is a draw");//Paper = 2

                        }

                        else {

                            Console.WriteLine("You win");//Scissors = 3

                        }

                        break ;

                        }

                        switch(player)

                        {

                        case "SCISSORS":

                        if (Bot == "ROCK"){

                            Console.WriteLine("You win"); //Rock = 1

                        }

                        else if (Bot == "PAPER"){

                            Console.WriteLine("It is a draw"); //Paper = 2

                        }

                        else {

                            Console.WriteLine("You lose");//scissors = 3

                        }

                        break ;

                        }

                bool game = true;

                while (game)

                {

                Console.WriteLine("Press R to replay the game");

                string ans2 = Console.ReadLine();

                if (ans2 == "R")

                game = false;

                    else

                        Console.WriteLine("Thank for playing");

                }

            {

            }

            }

        }

}

}

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