japanese-JLPT-learner/quiz.html at main · hatwarsanskar95-web/japanese-JLPT-learner · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>📝 JLPT Quiz | 日本語マスター</title>
  <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;800&display=swap" rel="stylesheet">
  <link rel="stylesheet" href="css/style.css" />
  <style>
    .quiz-layout {
      max-width: 800px;
      margin: 0 auto;
    }

    .quiz-header-ui {
      background: var(--glass);
      padding: 25px;
      border-radius: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 30px;
      box-shadow: var(--shadow);
    }

    .timer-badge {
      background: var(--primary);
      color: white;
      padding: 8px 16px;
      border-radius: 50px;
      font-weight: 700;
      font-size: 1.1rem;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .start-screen-card {
      text-align: center;
      padding: 60px 40px;
    }

    .start-icon {
      font-size: 4rem;
      margin-bottom: 20px;
    }

    .question-box {
      margin-bottom: 30px;
    }

    .q-number {
      font-size: 0.9rem;
      font-weight: 800;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 5px;
      display: block;
    }

    .q-text {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--secondary);
      margin-bottom: 25px;
    }

    .options-grid {
      display: grid;
      gap: 12px;
    }

    .option-btn {
      background: white;
      border: 2px solid #eee;
      padding: 18px 25px;
      border-radius: 16px;
      text-align: left;
      cursor: pointer;
      font-size: 1.1rem;
      font-weight: 500;
      transition: var(--transition);
      display: flex;
      align-items: center;
      gap: 15px;
    }

    .option-btn:hover {
      border-color: var(--accent);
      background: var(--light);
    }

    .option-btn.selected {
      border-color: var(--primary);
      background: rgba(230, 57, 70, 0.05);
      color: var(--primary);
      font-weight: 700;
    }

    .opt-char {
      width: 30px;
      height: 30px;
      background: var(--light);
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      font-size: 0.9rem;
      font-weight: 800;
      color: var(--secondary);
    }

    .option-btn.selected .opt-char {
      background: var(--primary);
      color: white;
    }

    .submit-bar {
      position: sticky;
      bottom: 20px;
      background: var(--glass);
      backdrop-filter: blur(15px);
      padding: 20px;
      border-radius: 20px;
      box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.1);
      margin-top: 50px;
      display: flex;
      justify-content: center;
    }
  </style>
</head>

<body>
  <nav class="navbar animate-fade">
    <div class="logo">日本語マスター</div>
    <div class="user-info">
      <span class="username">Learner</span>
    </div>
  </nav>

  <div class="container animate-fade">
    <div class="quiz-layout">
      <header class="quiz-header-ui">
        <div>
          <h2 style="margin:0">JLPT Level Quiz</h2>
          <select id="levelSelect" class="mt-2" style="padding: 8px 15px; border-radius: 10px;">
            <option value="N5">Level: N5</option>
            <option value="N4">Level: N4</option>
            <option value="N3">Level: N3</option>
            <option value="N2">Level: N2</option>
            <option value="N1">Level: N1</option>
          </select>
        </div>
        <div id="timer" class="timer-badge" style="display:none;">
          ⏱️ 00:00
        </div>
      </header>

      <!-- Start Screen -->
      <div id="startScreen" class="card start-screen-card animate-fade">
        <div class="start-icon">🎌</div>
        <h2>Ready to Begin?</h2>
        <p>The quiz will test your grammar, vocabulary, and kanji knowledge. All questions are shuffled for a better
          learning experience.</p>
        <button class="btn btn-primary btn-lg mt-4" onclick="startQuiz()" style="padding: 16px 50px;">
          Start Quiz Now
        </button>
      </div>

      <!-- Questions -->
      <div id="quizContainer" style="display:none;">
        <!-- Questions will load here -->
      </div>

      <div id="submitBtnContainer" class="submit-bar animate-fade" style="display:none;">
        <button class="btn btn-primary" onclick="submitQuiz()"
          style="width: 100%; max-width: 400px; font-size: 1.2rem;">
          Finish & See Results
        </button>
      </div>
    </div>
  </div>

  <script src="js/quiz-data.js"></script>
  <script>
    let currentLevel = 'N5';
    let userAnswers = {};
    let shuffledQuestions = null;
    let startTime = null;
    let timerInterval = null;

    // Fisher-Yates Shuffle
    function shuffleArray(array) {
      const arr = [...array];
      for (let i = arr.length - 1; i > 0; i--) {
        const j = Math.floor(Math.random() * (i + 1));
        [arr[i], arr[j]] = [arr[j], arr[i]];
      }
      return arr;
    }

    function updateTimer() {
      const now = new Date().getTime();
      const elapsed = now - startTime;
      const mins = Math.floor(elapsed / 60000);
      const secs = Math.floor((elapsed % 60000) / 1000);
      document.getElementById('timer').textContent = `⏱️ ${mins.toString().padStart(2, '0')}:${secs.toString().padStart(2, '0')}`;
    }

    function startQuiz() {
      currentLevel = document.getElementById('levelSelect').value;
      const questions = window.quizQuestions[currentLevel] || window.quizQuestions.N5;
      shuffledQuestions = shuffleArray(questions);

      document.getElementById('startScreen').style.display = 'none';
      document.getElementById('quizContainer').style.display = 'block';
      document.getElementById('submitBtnContainer').style.display = 'flex';
      document.getElementById('timer').style.display = 'inline-flex';

      startTime = new Date().getTime();
      timerInterval = setInterval(updateTimer, 1000);
      renderQuiz();
    }

    function renderQuiz() {
      const container = document.getElementById('quizContainer');
      container.innerHTML = '';

      shuffledQuestions.forEach((q, index) => {
        const qDiv = document.createElement('div');
        qDiv.className = 'card question-box animate-slide';
        qDiv.style.animationDelay = `${index * 0.05}s`;

        const optionsHtml = q.options.map((opt, i) => {
          const isSelected = userAnswers[`${currentLevel}-${index}`] === i;
          return `
            <div class="option-btn ${isSelected ? 'selected' : ''}" onclick="selectAnswer(${index}, ${i})">
              <div class="opt-char">${String.fromCharCode(65 + i)}</div>
              <span>${opt}</span>
            </div>
          `;
        }).join('');

        qDiv.innerHTML = `
          <span class="q-number">Question ${index + 1}</span>
          <p class="q-text">${q.question}</p>
          <div class="options-grid">${optionsHtml}</div>
        `;
        container.appendChild(qDiv);
      });
    }

    function selectAnswer(qIndex, ansIndex) {
      userAnswers[`${currentLevel}-${qIndex}`] = ansIndex;
      renderQuiz();
    }

    function submitQuiz() {
      clearInterval(timerInterval);
      const endTime = new Date().getTime();
      const totalTime = Math.floor((endTime - startTime) / 1000);
      const mins = Math.floor(totalTime / 60);
      const secs = totalTime % 60;

      const form = document.createElement('form');
      form.method = 'GET';
      form.action = 'result.html';

      shuffledQuestions.forEach((q, i) => {
        const input = document.createElement('input');
        input.type = 'hidden';
        input.name = `q${i}`;
        input.value = userAnswers[`${currentLevel}-${i}`] !== undefined ? userAnswers[`${currentLevel}-${i}`] : '-1';
        form.appendChild(input);
      });

      const levelInput = document.createElement('input');
      levelInput.type = 'hidden';
      levelInput.name = 'level';
      levelInput.value = currentLevel;
      form.appendChild(levelInput);

      const timeInput = document.createElement('input');
      timeInput.type = 'hidden';
      timeInput.name = 'time';
      timeInput.value = `${mins}m ${secs}s`;
      form.appendChild(timeInput);

      document.body.appendChild(form);
      form.submit();
    }

    window.onload = function () {
      const usernameEl = document.querySelector('.navbar .user-info .username');
      if (usernameEl) usernameEl.textContent = 'Learner';
      document.getElementById('levelSelect').value = 'N5';
    };
  </script>
</body>

</html>