{% extends "base.html" %}
{% block title %}考勤管理 - 学生课程管理系统{% endblock %}
{% block content %}
<div class="d-flex justify-content-between align-items-center mb-3">
    <h4><i class="bi bi-clipboard-check"></i> 考勤管理</h4>
</div>
<div class="card shadow-sm">
    <div class="card-body">
        <h6 class="mb-3">请选择要录入考勤的班级</h6>
        {% if classes %}
        <div class="table-responsive">
            <table class="table table-hover">
                <thead class="table-light">
                    <tr>
                        <th>班级名称</th>
                        <th>课程</th>
                        <th>授课老师</th>
                        <th>学员人数</th>
                        <th>操作</th>
                    </tr>
                </thead>
                <tbody>
                    {% for cls in classes %}
                    <tr>
                        <td>{{ cls.name }}</td>
                        <td>{{ cls.course.name if cls.course else '-' }}</td>
                        <td>{{ cls.teacher.name if cls.teacher else '-' }}</td>
                        <td>{{ cls.class_students|selectattr('status', 'equalto', 1)|list|length }}</td>
                        <td>
                            <a href="{{ url_for('class_attendance', class_id=cls.id) }}" class="btn btn-sm btn-primary">
                                <i class="bi bi-pencil"></i> 录入考勤
                            </a>
                        </td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
        {% else %}
        <div class="text-center text-muted py-4">
            <i class="bi bi-inbox" style="font-size:3rem;"></i>
            <p class="mt-2">暂无班级，请先创建班级</p>
            <a href="{{ url_for('class_add') }}" class="btn btn-primary">创建班级</a>
        </div>
        {% endif %}
    </div>
</div>
{% endblock %}