初始提交：短剧库源码（含转码优化 ultrafast）

2026-09-17 19:09:08 +08:00
commit 07dc0f1059
247 changed files with 43242 additions and 0 deletions
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+import { $, api } from './ui-core.js';
+
+export function createRecommendations({merge, changed, switched, allowed = () => true}) {
+  const feeds = new Map();
+  let enabled = false, genre = 'short_play', controller, sequence = 0, busy = false;
+  function current() {
+    if (!feeds.has(genre)) feeds.set(genre, {items: [], offset: 0, sessionId: '', hasMore: true, loaded: false, error: '', saved: true});
+    return feeds.get(genre);
+  }
+  function cancel() {
+    sequence++;
+    controller?.abort();
+    controller = null;
+    busy = false;
+  }
+  function render() {
+    const feed = current();
+    $('recommendFooter').hidden = !enabled;
+    $('recommendMoreBtn').hidden = !feed.hasMore && !feed.error;
+    $('recommendMoreBtn').disabled = busy;
+    $('recommendMoreBtn').textContent = busy ? '读取中…' : feed.error ? '重试' : feed.loaded ? '继续推荐' : '获取推荐';
+    $('recommendRefreshBtn').disabled = busy;
+    $('recommendRefreshBtn').setAttribute('aria-busy', String(busy));
+    $('recommendStatus').textContent = busy ? '正在读取红果分类推荐…' : feed.error || (feed.loaded ? '已显示 ' + feed.items.length + ' 部' + (feed.hasMore ? '，按红果默认推荐顺序' : '，本轮已读完') + (feed.saved ? '' : '；缓存暂未保存') : '选择分类获取推荐');
+    $('recommendStatus').classList.toggle('error', Boolean(feed.error));
+  }
+  async function load(reset = Boolean(current().retryReset)) {
+    if (!allowed() || !enabled || busy) return;
+    const feed = current();
+    if (!reset && !feed.hasMore && !feed.error) return;
+    cancel();
+    const token = sequence, requestGenre = genre;
+    controller = new AbortController();
+    const signal = controller.signal;
+    busy = true;
+    feed.error = '';
+    render();
+    try {
+      const result = await api('/api/ui/recommendations', {
+        method: 'POST', signal,
+        body: JSON.stringify({genre, offset: reset ? 0 : feed.offset, sessionId: reset ? '' : feed.sessionId, seen: reset ? [] : feed.items.slice(-540).map(item => item.id)})
+      });
+      if (signal.aborted || token !== sequence || genre !== requestGenre || !enabled) return;
+      if (!Array.isArray(result.data) || typeof result.hasMore !== 'boolean' || !Number.isInteger(result.nextOffset) || typeof result.sessionId !== 'string') throw new Error('推荐数据格式无效');
+      const known = new Set(reset ? [] : feed.items.map(item => item.id));
+      const rows = result.data.filter(item => /^hongguo:[0-9]{1,32}$/.test(item.id) && item.source === 'hongguo').filter(item => {
+        if (known.has(item.id)) return false;
+        known.add(item.id);
+        return true;
+      });
+      if (result.hasMore && (result.nextOffset <= (reset ? 0 : feed.offset) || !rows.length)) throw new Error('推荐分页未前进，请重新获取');
+      feed.items = reset ? rows : feed.items.concat(rows);
+      feed.offset = result.nextOffset;
+      feed.sessionId = result.sessionId;
+      feed.hasMore = result.hasMore;
+      feed.loaded = true;
+      feed.retryReset = false;
+      feed.saved = result.saved !== false;
+      merge(rows);
+      changed();
+    } catch (error) {
+      if (token === sequence && !signal.aborted) {feed.error = error.message; feed.retryReset = reset;}
+    } finally {
+      if (token === sequence) {
+        busy = false;
+        controller = null;
+        render();
+      }
+    }
+  }
+  function setEnabled(value) {
+    if (value && !allowed()) return;
+    cancel();
+    enabled = value;
+    $('librarySearch').hidden = enabled;
+    $('libraryFilters').hidden = enabled;
+    $('recommendToolbar').hidden = !enabled;
+    $('recentSearches').hidden = true;
+    $('libraryModeBtn').setAttribute('aria-pressed', String(!enabled));
+    $('recommendModeBtn').setAttribute('aria-pressed', String(enabled));
+    document.body.classList.toggle('show-recommendations', enabled);
+    switched();
+    render();
+    if (enabled && !current().loaded) load();
+  }
+  function init() {
+    $('recommendModeBtn').hidden = !allowed();
+    $('libraryModeBtn').addEventListener('click', () => setEnabled(false));
+    $('recommendModeBtn').addEventListener('click', () => setEnabled(true));
+    $('recommendGenre').addEventListener('change', () => {
+      cancel();
+      genre = $('recommendGenre').value;
+      changed();
+      render();
+      if (!current().loaded) load();
+    });
+    $('recommendMoreBtn').addEventListener('click', () => load());
+    $('recommendRefreshBtn').addEventListener('click', () => load(true));
+  }
+  return {init, get enabled() {return enabled;}, items: () => current().items, all: () => Array.from(feeds.values()).flatMap(feed => feed.items)};
+}