Codecademy export

rockPaperScissors.js

const getUserChoice = userInput => {
  userInput = userInput.toLowerCase();
  if ((userInput === 'rock') || (userInput === 'paper') || (userInput === 'scissors')) {
    return userInput;
  } else {
      console.log('Error, invalid term entered.');
  }
};

const getComputerChoice = () => {
  let randomNumber = Math.floor(Math.random() * 3);
  if (randomNumber === 0) {
    return 'rock';
  } else if (randomNumber === 1) {
      return 'paper';
  } else if (randomNumber === 2) {
      return 'scissors';
  } else {
    return 'error';
  }
};

const determineWinner = (userChoice, computerChoice) => {
  if (userChoice === computerChoice) {
    return 'The game is a tie!';
  }
  if (userChoice === 'rock') {
      if (computerChoice === 'paper') {
        return 'You lose!';
      } else {
          return 'You win!';
      } else if (userChoice === 'paper') {
      if (computerChoice === 'rock') {
        return 'You win!';
      } else {
          return 'You lose!';
      } else if (userChoice === 'scissors') {
      if (computerChoice === 'rock') {
        return 'You lose!';
      } else {
          return 'You win!';
      }
   } else {
     return 'error';
   }
};

console.log(determineWinner('rock', 'paper'));