gistfile1.txt

// user select rocks, paper or scissors
function getUserChoice(){
	var userSelection = prompt("Do you choose rock, paper or scissors?");
	return userSelection;
}

// computer randomly selects rock paper or scissors
function getComputerChoice(){
	var computerSelection = Math.random();
	if (computerSelection < 0.34) {
	    computerSelection = "rock";
	} else if(computerSelection <= 0.67) {
	    computerSelection = "paper";
	} else {
	    computerSelection = "scissors";
	}
	return computerSelection;
}

function getWinner(computerSelection, userSelection){
	if (computerSelection === userSelection ) {
		return "Tie";
	} else if (computerSelection === "rock" && userSelection == "scissors") {
		return "Computer";
	} else if (computerSelection === "paper" && userSelection == "rock") {
		return "Computer";
	} else if (computerSelection === "scissors" && userSelection == "paper") {
		return "Computer";
	}else {
		return "User";
	}
}

function playGame(){
	var userChoice = getUserChoice();
	var computerChoice = getComputerChoice();
	var winner = getWinner(userChoice, computerChoice);
	return winner;
}


function playTournament(final_score){
	var userScore = 0;
	var computerScore = 0;
	while (computerScore < final_score && userScore < final_score){
		var gameWinner = playGame();
		if (gameWinner == "Computer") {
			computerScore++;
			alert("Computer wins round, Score: Computer-"+computerScore+" User-"+userScore);
		} else if (gameWinner == "User"){
			userScore++;
			alert("User wins round, Score: Computer-"+computerScore+" User-"+userScore);
		}else {
			alert("Tie round, Score: Computer-"+computerScore+" User-"+userScore);
		}
	}
	if (userScore > computerScore) {
		alert("User wins game, Score: Computer-"+computerScore+" User-"+userScore);
	} else {
		alert("Computer wins game, Score: Computer-"+computerScore+" User-"+userScore)
	}
}

playTournament(5);