{% extends "base.html" %}
{% block title %}Admin – {{ app_title }}{% endblock %}

{% block content %}
<section class="admin-page">
  <div class="admin-header">
    <h1>Admin Dashboard</h1>
    <a href="{{ request.url_for('admin_upload_form') }}" class="btn btn-primary">Upload Quiz</a>
  </div>

  {% if stats %}
  <div class="stats-table-wrap">
    <table class="stats-table">
      <thead>
        <tr>
          <th>Quiz</th>
          <th>Attempts</th>
          <th>Users</th>
          <th>Avg %</th>
          <th>Best %</th>
          <th>Worst %</th>
          <th></th>
        </tr>
      </thead>
      <tbody>
        {% for s in stats %}
        <tr>
          <td class="cell-name">
            <a href="{{ request.url_for('admin_quiz_detail', quiz_id=s.quiz_id) }}">{{ s.quiz_name }}</a>
          </td>
          <td class="cell-num">{{ s.attempt_count or 0 }}</td>
          <td class="cell-num">{{ s.unique_users or 0 }}</td>
          <td class="cell-num">{{ s.avg_score_pct if s.avg_score_pct is not none else "–" }}</td>
          <td class="cell-num">{{ s.best_score_pct if s.best_score_pct is not none else "–" }}</td>
          <td class="cell-num">{{ s.worst_score_pct if s.worst_score_pct is not none else "–" }}</td>
          <td class="cell-action">
            <a href="{{ request.url_for('admin_quiz_detail', quiz_id=s.quiz_id) }}" class="btn-sm">View</a>
          </td>
        </tr>
        {% endfor %}
      </tbody>
    </table>
  </div>
  {% else %}
  <p class="empty-state">No quizzes yet. Upload one to get started.</p>
  {% endif %}
</section>
{% endblock %}