Java-script-course/09-rock-paper-scissors.html at main · Dev-Soft-tech/Java-script-course · GitHub

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<!DOCTYPE html>
<html>
  <head>
    <title>Rock paper scissors</title>
  </head>
  <body>
    <p>Rock Paper Scissors</p>
    <button onclick="playGame('rock')">
      <img src="/images/rock-emoji.png" alt="">
    </button>
    <button onclick="playGame('paper')">
      <img src="/images/paper-emoji.png" alt="">
    </button>
    <button onclick="playGame('scissors')">
      <img src="/images/scissors-emoji.png" alt="">
    </button>
    <p class="js-result"></p>
    <p class="js-moves"></p>
    <p class="js-score"></p>
    <button onclick="
      score.wins = 0;
      score.loses = 0;
      score.ties = 0;
      localStorage.removeItem('score');
      updateScoreElement();
    ">Reset Score</button>
    <script>
      let score = JSON.parse(localStorage.getItem('score')) || {
        wins: 0,
        loses: 0,
        ties: 0
      };
      updateScoreElement();
      // if (!score) {
      //   score = {
      //     wins: 0,
      //     loses: 0,
      //     ties: 0
      //   };
      // }
      function playGame(playerMove){
        const computerMove = pickComputerMove();
        let result = '';
        if (playerMove === 'scissors') {
          if (computerMove === 'rock') {
            result = 'You lose';
          } else if (computerMove === 'paper') {
            result = 'You win';
          } else if (computerMove === 'scissors') {
            result = 'Tie.';
          }
        } else  if (playerMove === 'paper') {
          if (computerMove === 'rock') {
            result = 'You win!';
          } else if (computerMove === 'paper') {
            result = 'Tie';
          } else if (computerMove === 'scissors') {
            result = 'You lose.';
          }
        } else if (playerMove === 'rock') {
          if (computerMove === 'rock') {
            result = 'Tie.'
          } else if (computerMove === 'paper') {
            result = 'You lose.';
          } else if (computerMove === 'scissors') {
            result = 'You win.';
          }
        }
        if (result === 'You win.') {
          score.wins += 1;
        } else if (result === 'You lose') {
          score.loses += 1;
        } else if (result === 'Tie.') {
          score.ties += 1;
        }
        localStorage.setItem('score', JSON.stringify(score));
        updateScoreElement();
        document.querySelector('.js-result').innerHTML = result;
        document.querySelector('.js-move').innerHTML = `You ${playerMove} - ${computerMove} Computer`;
      }
      function updateScoreElement() {
        document.querySelector('.js-score')
          .innerHTML = `Wins: ${score.wins}, Losses: ${score.loses}, Ties: ${score.ties}`;
      }
      function pickComputerMove() {
        const randomNumber = Math.random();
        let computerMove = '';
        if(randomNumber >= 0 && randomNumber < 1 / 3) {
          computerMove = 'rock';
        } else if (randomNumber >= 1 / 3 && randomNumber < 2 / 3) {
          computerMove = 'paper';
        } else if (randomNumber >= 2 / 3 && randomNumber < 1) {
          computerMove = 'scissors';
        }
        return computerMove;
      }
    </script>
  </body>
</html>