{% extends "base.html" %}
{% block title %}{% if class_ %}编辑班级{% else %}新增班级{% endif %}{% endblock %}
{% block content %}
<div class="d-flex justify-content-between align-items-center mb-3">
    <h4><i class="bi bi-grid"></i> {% if class_ %}编辑班级{% else %}新增班级{% endif %}</h4>
    <a href="{{ url_for('class_list') }}" class="btn btn-outline-secondary"><i class="bi bi-arrow-left"></i> 返回</a>
</div>
<div class="card shadow-sm">
    <div class="card-body">
        <form method="POST">
            <div class="row g-3">
                <div class="col-md-6">
                    <label class="form-label">班级名称 <span class="text-danger">*</span></label>
                    <input type="text" class="form-control" name="name" value="{{ class_.name if class_ else '' }}" required>
                </div>
                <div class="col-md-3">
                    <label class="form-label">课程 <span class="text-danger">*</span></label>
                    <select class="form-select" name="course_id" required>
                        {% for c in courses %}
                        <option value="{{ c.id }}" {% if class_ and class_.course_id == c.id %}selected{% endif %}>{{ c.name }}(&yen;{{ c.price_per_hour }}/课时)</option>
                        {% endfor %}
                    </select>
                </div>
                <div class="col-md-3">
                    <label class="form-label">授课老师 <span class="text-danger">*</span></label>
                    <select class="form-select" name="teacher_id" required>
                        {% for t in teachers %}
                        <option value="{{ t.id }}" {% if class_ and class_.teacher_id == t.id %}selected{% endif %}>{{ t.name }}</option>
                        {% endfor %}
                    </select>
                </div>
                <div class="col-md-3">
                    <label class="form-label">开班日期</label>
                    <input type="date" class="form-control" name="start_date" value="{{ class_.start_date if class_ and class_.start_date else '' }}">
                </div>
                <div class="col-md-3">
                    <label class="form-label">结课日期</label>
                    <input type="date" class="form-control" name="end_date" value="{{ class_.end_date if class_ and class_.end_date else '' }}">
                </div>
                <div class="col-md-3">
                    <label class="form-label">最大学员数</label>
                    <input type="number" class="form-control" name="max_students" value="{{ class_.max_students if class_ else '20' }}">
                </div>
                <div class="col-md-3">
                    <label class="form-label">状态</label>
                    <select class="form-select" name="status">
                        <option value="0" {% if class_ and class_.status == 0 %}selected{% endif %}>未开始</option>
                        <option value="1" {% if class_ and class_.status == 1 %}selected{% endif %}>进行中</option>
                        <option value="2" {% if class_ and class_.status == 2 %}selected{% endif %}>已结束</option>
                    </select>
                </div>
                <div class="col-md-6">
                    <label class="form-label">上课时间安排</label>
                    <input type="text" class="form-control" name="schedule" value="{{ class_.schedule if class_ else '' }}" placeholder="如：每周六 09:00-11:00">
                </div>
                <div class="col-12">
                    <button type="submit" class="btn btn-primary"><i class="bi bi-check-lg"></i> 保存</button>
                    <a href="{{ url_for('class_list') }}" class="btn btn-outline-secondary">取消</a>
                </div>
            </div>
        </form>
    </div>
</div>
{% endblock %}