{% extends "base.html" %}
{% block title %}通识课程 · 西湖生存手册{% endblock %}

{% block content %}
<h1 class="page">通识课程目录</h1>

{% if error %}<div class="note">{{ error }}</div>{% endif %}

<form method="get" action="/courses" style="margin:.6rem 0 1.2rem">
  <input type="search" name="q" value="{{ keyword }}" placeholder="课程名 / 学科 / 关键词" style="padding:.35rem .5rem">
  <select name="category" style="padding:.35rem .5rem">
    <option value="">全部类别</option>
    {% for name in ['理工基础类', '人文社科艺术类', '基础素质类'] %}
    <option value="{{ name }}" {{ 'selected' if category == name else '' }}>{{ name }}</option>
    {% endfor %}
  </select>
  <button type="submit">筛选</button>
</form>

{% if has_courses %}
  <p class="muted" style="font-size:.86rem">共 {{ count }} 门</p>
  {% for name, rows in groups %}
  <h2 class="section">{{ name }}（{{ rows | length }} 门）</h2>
  <table class="data">
    <thead>
      <tr><th>学科</th><th>课程</th><th>学分</th><th>开课学期</th><th>先修</th><th>教师</th></tr>
    </thead>
    <tbody>
      {% for c in rows %}
      <tr>
        <td>{{ c.subject or '—' }}</td>
        <td>{{ c.title }}</td>
        <td>{{ c.credits or '—' }}</td>
        <td>{{ c.semester or '—' }}</td>
        <td>{% if c.prerequisite %}{{ c.prerequisite }}{% else %}<span class="dim">—</span>{% endif %}</td>
        <td>{% if c.teachers %}{{ c.teachers | join('、') }}{% else %}<span class="dim">—</span>{% endif %}</td>
      </tr>
      {% endfor %}
    </tbody>
  </table>
  {% if notices.get(name) %}<p class="dim" style="font-size:.8rem">{{ notices[name] }}</p>{% endif %}
  {% endfor %}
  <p class="muted" style="font-size:.82rem">
    数据来自主站通识课程页（{{ source_url }}）；思想政治理论类该页不发布。
  </p>
{% elif error %}
  <div class="empty">通识课程数据暂不可用。</div>
{% else %}
  <div class="empty">没有符合条件的课程。</div>
{% endif %}
{% endblock %}