空笺未寄 v1.0 — 基于 DeepSeek UI 的 WordPress 主题

页面：首页、笺文、微言、拾影、文章详情、作者页功能：三种展示方式、tucao 自定义类型、评论、分页、灯箱 CSS：DeepSeek 原 CSS + 系统字体 + 头像本地化安装：激活主题后自动创建页面和导航，刷新固定链接即可
2026-05-03 20:35:41 +08:00
commit 85ce278768
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+/**
+ * 空笺未寄 — Lightbox
+ * Adapted from DeepSeek UI
+ */
+(function () {
+  const lb = document.getElementById('lightbox');
+  if (!lb) return;
+
+  const lbImg = document.getElementById('lightbox-img');
+  const lbCaption = document.getElementById('lightbox-caption');
+  const lbCounter = document.getElementById('lightbox-counter');
+  const lbClose = lb.querySelector('.lightbox-close');
+  const lbPrev = lb.querySelector('.lightbox-prev');
+  const lbNext = lb.querySelector('.lightbox-next');
+
+  let images = [];
+  let index = 0;
+
+  function show(i) {
+    index = i;
+    const item = images[index];
+    if (!item) return;
+    lbImg.src = item.src || '';
+    lbCaption.textContent = item.caption || '';
+    lbCounter.textContent = images.length > 1
+      ? `${index + 1} / ${images.length}`
+      : '';
+  }
+
+  function open(items, startIndex) {
+    images = items;
+    show(startIndex || 0);
+    lb.classList.add('active');
+    document.body.style.overflow = 'hidden';
+  }
+
+  function close() {
+    lb.classList.remove('active');
+    document.body.style.overflow = '';
+  }
+
+  function next() {
+    show((index + 1) % images.length);
+  }
+
+  function prev() {
+    show((index - 1 + images.length) % images.length);
+  }
+
+  // Click handlers
+  lbClose.addEventListener('click', close);
+  lbPrev.addEventListener('click', (e) => { e.stopPropagation(); prev(); });
+  lbNext.addEventListener('click', (e) => { e.stopPropagation(); next(); });
+
+  // Click outside to close
+  lb.addEventListener('click', function (e) {
+    if (e.target === lb) close();
+  });
+
+  // Keyboard navigation
+  document.addEventListener('keydown', function (e) {
+    if (!lb.classList.contains('active')) return;
+    if (e.key === 'ArrowLeft') prev();
+    if (e.key === 'ArrowRight') next();
+    if (e.key === 'Escape') close();
+  });
+
+  // Expose
+  window.kjwejiLightbox = { open, close, next, prev };
+})();