{% extends "layout/basic.html" %}
{% block content %}
<style>
.content-favorites {
  --cf-line: rgba(148, 163, 184, .34);
  --cf-surface: rgba(255, 255, 255, .66);
  --cf-soft: rgba(248, 250, 252, .58);
  --cf-ink: #17324d;
  --cf-muted: #64748b;
  color: #24364b;
}
.content-favorites .cf-shell { display: grid; gap: 16px; max-width: 1080px; margin: 0 auto; }
.content-favorites .cf-panel {
  overflow: hidden;
  border: 1px solid var(--cf-line);
  border-radius: 12px;
  background: var(--cf-surface);
  box-shadow: 0 12px 30px rgba(15, 23, 42, .08);
  backdrop-filter: blur(18px) saturate(135%);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
}
.content-favorites .cf-hero { padding: 20px; }
.content-favorites .cf-head { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-start; justify-content: space-between; }
.content-favorites .cf-title { margin: 0; color: var(--cf-ink); font-size: 26px; line-height: 1.25; }
.content-favorites .cf-subtitle { margin: 6px 0 0; color: var(--cf-muted); }
.content-favorites .cf-count {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border: 1px solid rgba(59, 130, 246, .22);
  border-radius: 999px;
  background: rgba(239, 246, 255, .62);
  color: #1d4ed8;
  font-size: 13px;
  font-weight: 700;
}
.content-favorites .cf-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 380px);
  gap: 12px;
  padding: 14px 20px;
  border-top: 1px solid var(--cf-line);
  background: var(--cf-soft);
}
.content-favorites .cf-create {
  padding: 16px 20px;
  border-top: 1px solid var(--cf-line);
  background: rgba(255, 255, 255, .28);
}
.content-favorites .cf-create-form {
  display: grid;
  grid-template-columns: minmax(180px, .8fr) minmax(260px, 1.5fr) auto;
  gap: 10px;
  align-items: center;
}
.content-favorites .cf-create-form .textbox {
  min-width: 0;
  background: rgba(255, 255, 255, .72);
}
.content-favorites .cf-tabs,
.content-favorites .cf-search,
.content-favorites .cf-meta,
.content-favorites .cf-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.content-favorites .cf-tab {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 5px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #475569;
  font-weight: 700;
}
.content-favorites .cf-tab:hover { border-color: var(--cf-line); background: rgba(255, 255, 255, .46); }
.content-favorites .cf-tab.is-active { border-color: rgba(37, 99, 235, .28); background: rgba(219, 234, 254, .64); color: #1d4ed8; }
.content-favorites .cf-search { flex-wrap: nowrap; }
.content-favorites .cf-search .textbox { flex: 1 1 auto; min-width: 0; width: 100%; background: rgba(255, 255, 255, .72); }
.content-favorites .cf-search .button { flex: 0 0 auto; white-space: nowrap; }
.content-favorites .cf-list { display: grid; }
.content-favorites .cf-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  padding: 18px 20px;
  border-top: 1px solid var(--cf-line);
  transition: background .16s ease;
}
.content-favorites .cf-card:first-child { border-top: 0; }
.content-favorites .cf-card:hover { background: rgba(255, 255, 255, .38); }
.content-favorites .cf-card-main { min-width: 0; }
.content-favorites .cf-card-title { margin: 0; color: var(--cf-ink); font-size: 18px; font-weight: 800; line-height: 1.4; }
.content-favorites .cf-card-title a { color: inherit; }
.content-favorites .cf-meta { margin-top: 7px; color: var(--cf-muted); font-size: 13px; }
.content-favorites .cf-meta span + span::before { content: ""; display: inline-block; width: 4px; height: 4px; margin-right: 8px; border-radius: 50%; background: #94a3b8; vertical-align: middle; }
.content-favorites .cf-badge {
  display: inline-flex;
  align-items: center;
  min-height: 23px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(219, 234, 254, .66);
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
}
.content-favorites .cf-preview { margin: 10px 0 0; color: #475569; line-height: 1.72; }
.content-favorites .cf-actions { align-self: center; justify-content: flex-end; }
.content-favorites .cf-actions form { margin: 0; }
.content-favorites .cf-empty { padding: 48px 24px; text-align: center; color: var(--cf-muted); }
.content-favorites .cf-empty .icon { display: block; margin-bottom: 12px; color: #94a3b8; font-size: 38px; }
.content-favorites .cf-pager { display: flex; gap: 8px; justify-content: flex-end; }
.theme--dark .content-favorites {
  --cf-line: rgba(148, 163, 184, .24);
  --cf-surface: rgba(24, 31, 41, .72);
  --cf-soft: rgba(15, 23, 42, .48);
  --cf-ink: #e2e8f0;
  --cf-muted: #94a3b8;
  color: #cbd5e1;
}
.theme--dark .content-favorites .cf-count,
.theme--dark .content-favorites .cf-tab.is-active,
.theme--dark .content-favorites .cf-badge { background: rgba(37, 99, 235, .22); color: #bfdbfe; }
.theme--dark .content-favorites .cf-tab { color: #cbd5e1; }
.theme--dark .content-favorites .cf-tab:hover,
.theme--dark .content-favorites .cf-card:hover { background: rgba(51, 65, 85, .34); }
.theme--dark .content-favorites .cf-search .textbox { background: rgba(15, 23, 42, .62); color: #e2e8f0; }
.theme--dark .content-favorites .cf-create-form .textbox { background: rgba(15, 23, 42, .62); color: #e2e8f0; }
.theme--dark .content-favorites .cf-preview { color: #cbd5e1; }
html.hydro-user-background-enabled .content-favorites {
  --cf-line: var(--hub-border, rgba(148, 163, 184, .30));
  --cf-surface: var(--hub-surface, rgba(255, 255, 255, .58));
  --cf-soft: var(--hub-surface-soft, rgba(248, 250, 252, .52));
  --cf-ink: var(--hub-text, #17324d);
  --cf-muted: var(--hub-muted, #64748b);
}
@media screen and (max-width: 720px) {
  .content-favorites .cf-toolbar { grid-template-columns: 1fr; }
  .content-favorites .cf-create-form { grid-template-columns: 1fr; }
  .content-favorites .cf-card { grid-template-columns: 1fr; }
  .content-favorites .cf-actions { justify-content: flex-start; }
  .content-favorites .cf-search .textbox { width: 100%; }
}
</style>

<div class="row content-favorites">
  <div class="medium-12 columns">
    <div class="cf-shell">
      <section class="cf-panel">
        <div class="cf-hero">
          <div class="cf-head">
            <div>
              <h1 class="cf-title"><span class="icon icon-star"></span> 我的收藏</h1>
            </div>
            <span class="cf-count">{{ total }} 项内容</span>
          </div>
        </div>
        <div class="cf-toolbar">
          <nav class="cf-tabs" aria-label="收藏类型">
            <a class="cf-tab {% if type == 'all' %}is-active{% endif %}" href="{{ listUrl }}{% if q %}?q={{ q|urlencode }}{% endif %}">全部</a>
            <a class="cf-tab {% if type == 'problem' %}is-active{% endif %}" href="{{ listUrl }}?type=problem{% if q %}&q={{ q|urlencode }}{% endif %}">题单</a>
            <a class="cf-tab {% if type == 'article' %}is-active{% endif %}" href="{{ listUrl }}?type=article{% if q %}&q={{ q|urlencode }}{% endif %}">文章</a>
            <a class="cf-tab {% if type == 'summary' %}is-active{% endif %}" href="{{ listUrl }}?type=summary{% if q %}&q={{ q|urlencode }}{% endif %}">总结</a>
          </nav>
          <form class="cf-search" method="get">
            {% if type != 'all' %}<input type="hidden" name="type" value="{{ type }}">{% endif %}
            <input class="textbox" type="search" name="q" value="{{ q }}" placeholder="搜索标题、来源或内容">
            <button class="button rounded" type="submit"><span class="icon icon-search"></span> 搜索</button>
          </form>
        </div>
        {% if type == 'problem' %}
        <div class="cf-create">
          <form class="cf-create-form" method="post" action="{{ problemCollectionMainUrl }}">
            <input type="hidden" name="csrfToken" value="{{ handler.csrfToken }}">
            <input type="hidden" name="operation" value="create">
            <input class="textbox" name="title" maxlength="40" required placeholder="新题单名称">
            <input class="textbox" name="description" maxlength="500" placeholder="题单说明（可选）">
            <button class="button rounded primary" type="submit"><span class="icon icon-add"></span> 新建题单</button>
          </form>
          <p class="cf-subtitle">每位用户最多可创建 {{ maxProblemCollections }} 个题单。</p>
        </div>
        {% endif %}
        {% if rows.length %}
        <div class="cf-list">
          {% for row in rows %}
          <article class="cf-card">
            <div class="cf-card-main">
              <div class="cf-badge">{{ row.subtypeLabel }}</div>
              <h2 class="cf-card-title"><a href="{{ row.url }}">{{ row.title }}</a></h2>
              <div class="cf-meta">
                <span>{{ row.source }}</span>
                <span>更新于 {{ datetimeSpan(row.updatedAt)|safe }}</span>
                <span>{% if row.targetType == 'problem' %}创建于{% else %}收藏于{% endif %} {{ datetimeSpan(row.createdAt)|safe }}</span>
              </div>
              {% if row.preview %}<p class="cf-preview">{{ row.preview }}</p>{% endif %}
            </div>
            <div class="cf-actions">
              <a class="button rounded primary" href="{{ row.url }}"><span class="icon icon-open_in_new"></span> {% if row.targetType == 'problem' %}管理题单{% else %}查看{% endif %}</a>
              {% if row.targetType != 'problem' %}
              <form method="post" action="{{ row.toggleUrl }}">
                <input type="hidden" name="csrfToken" value="{{ handler.csrfToken }}">
                <button class="button rounded" type="submit" name="operation" value="remove">
                  <span class="icon icon-star"></span> 取消收藏
                </button>
              </form>
              {% endif %}
            </div>
          </article>
          {% endfor %}
        </div>
        {% else %}
        <div class="cf-empty">
          <span class="icon icon-star"></span>
          {% if q %}
            没有找到符合条件的收藏。
          {% elif type == 'problem' %}
            还没有收藏题单，可以在上方新建题单，再从题目详情页添加题目。
          {% else %}
            还没有收藏内容，可以新建题单，或在文章和总结页面点击“收藏”。
          {% endif %}
        </div>
        {% endif %}
      </section>

      {% if pcount > 1 %}
      <nav class="cf-pager">
        {% if page > 1 %}
        <a class="button rounded" href="{{ listUrl }}?{% if queryBase %}{{ queryBase }}&{% endif %}page={{ page - 1 }}">上一页</a>
        {% endif %}
        <span class="button rounded disabled">第 {{ page }} / {{ pcount }} 页</span>
        {% if page < pcount %}
        <a class="button rounded" href="{{ listUrl }}?{% if queryBase %}{{ queryBase }}&{% endif %}page={{ page + 1 }}">下一页</a>
        {% endif %}
      </nav>
      {% endif %}
    </div>
  </div>
</div>
{% endblock %}