basics-starter-code/script.js at main · 0besitin/basics-starter-code · GitHub

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//prompt for name
var user = prompt("Please enter your name");

if (user == null) {
  var user = prompt("No name recorded. Please enter your name");
}

if (user != null) {
  alert(
    "Hi " +
      user +
      "!" +
      "  Please input Rock, Paper or Scissors in the Input Box to start playing"
  );
}

//declare global variable
var winCounter = 0;
var loseCounter = 0;
var totalTries = 0;

var main = function (input) {
  var myOutputValue = "Please input Rock, Paper or Scissors";

  var computerShows = computerGuess();
  //if user chooses rock,  computer chooses scissors, user wins
  //if user chooses scissors, computer chooses paper, user wins
  //if user chooses paper, computer chooses rock, user wins
  if (
    (input == "rock" && computerShows == "scissors") ||
    (input == "paper" && computerShows == "rock") ||
    (input == "scissors" && computerShows == "paper")
  ) {
    winCounter = winCounter + 1;
    var winPercentage = (
      100 *
      (winCounter / (winCounter + loseCounter))
    ).toFixed(2);
    totalTries = totalTries + 1;
    console.log("winCount");
    console.log(winCounter);
    var myOutputValue =
      user +
      " wins! <br><br> You guessed " +
      input +
      " while Computer guessed " +
      computerShows +
      "<br> Out of " +
      totalTries +
      " tries, you have won " +
      winCounter +
      " times";
  }

  //if user chooses rock, computer chooses paper, user loses
  //if user chooses scissors, computer chooses rock, user loses
  //if user chooses paper, computer chooses scissors, user loses
  if (
    (input == "rock" && computerShows == "paper") ||
    (input == "paper" && computerShows == "scissors") ||
    (input == "scissors" && computerShows == "rock")
  ) {
    loseCounter = loseCounter + 1;
    console.log("loseCount");
    console.log(loseCounter);
    var winPercentage = (
      100 *
      (winCounter / (winCounter + loseCounter))
    ).toFixed(2);
    totalTries = totalTries + 1;
    var myOutputValue =
      user +
      " loses! <br><br> You guessed " +
      input +
      " while Computer guessed " +
      computerShows +
      "<br> Out of " +
      totalTries +
      " tries, you have won " +
      winCounter +
      " times";
  }

  //if user chooses rock, computer chooses rock, they draw
  //if user chooses scissors, computer chooses scissors, they draw
  //if user chooses paper, computer chooses paper, they draw
  if (
    (input == "rock" && computerShows == "rock") ||
    (input == "paper" && computerShows == "paper") ||
    (input == "scissors" && computerShows == "scissors")
  ) {
    totalTries = totalTries + 1;
    var myOutputValue =
      "It's a draw! <br><br> You guessed " +
      input +
      " while Computer guessed " +
      computerShows +
      "<br> Out of " +
      totalTries +
      " tries, you have won " +
      winCounter +
      " times";
  }

  return myOutputValue;
};

//computer will generate either rock, scissors or paper
var computerGuess = function () {
  var randomDecimal = Math.random();
  var randomNumber = Math.floor(randomDecimal * 3);
  var randomNumberPlusOne = randomNumber + 1;
  if (randomNumberPlusOne == 1) {
    var computerOutput = "rock";
  }
  if (randomNumberPlusOne == 2) {
    var computerOutput = "paper";
  }
  if (randomNumberPlusOne == 3) {
    var computerOutput = "scissors";
  }
  return computerOutput;
};