Codecademy export

rockPaperScissors.js

const getUserChoice = userInput => {
  userInput = userInput.toLowerCase();
  return (userInput === 'rock' || userInput === 'paper' || userInput === 'scissors') || userInput === 'bomb' ? userInput : console.log('Invalid choice!');
}

const getComputerChoice = () => {
  const seed = Math.floor(Math.random() * 3);
  switch (seed) {
    case 0:
      return 'rock';
    case 1:
      return 'paper';
    case 2:
      return 'scissors';
  }
}

const determineWinner = (userChoice, computerChoice) => {
  if (userChoice === computerChoice) {
    return "It's a tie!";
  }
  if (userChoice === 'bomb') {
    return "You won!";
  }
  if (userChoice === 'rock') {
    if (computerChoice === 'paper') {
      return "Computer wins!";
    } else {
      return "You won!";
    }
  }
  if (userChoice === 'paper') {
    if (computerChoice === 'scissors') {
      return "Computer wins!";
    } else {
      return "You won!";
    }
  }
  if (userChoice === 'scissors') {
    if (computerChoice === 'rock') {
      return "Computer wins!";
    } else {
      return "You won!";
    }
  }
}

const playGame = () => {
  const userChoice = getUserChoice('bomb');
  const computerChoice = getComputerChoice();

  if (userChoice === undefined) {
    return 'Please pick a valid choice.';
  }
  console.log(`You play ${userChoice}. Computer plays ${computerChoice}.`);

  console.log(determineWinner(userChoice, computerChoice));
}

playGame()