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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+export function createDramaRefresh({post, apply, failure, now = Date.now}) {
+  const pending = new Map(), retryAt = new Map(), latest = new Map();
+  const checkedAt = drama => Date.parse(drama?.sortMetadata?.checkedAt) || 0;
+
+  function reconcile(drama) {
+    const recent = latest.get(drama.id);
+    if (!recent) return drama;
+    if (now() >= recent.expires || checkedAt(drama) > checkedAt(recent.drama)) {
+      latest.delete(drama.id);
+      return drama;
+    }
+    return {...drama, ...recent.drama};
+  }
+
+  function refresh(id) {
+    if (pending.has(id)) return pending.get(id);
+    if (now() < (retryAt.get(id) || 0)) return Promise.resolve();
+    retryAt.set(id, now() + 300000);
+    const work = (async () => {
+      await Promise.resolve();
+      try {
+        const result = await post('/api/ui/dramas/refresh', {dramaId: id});
+        if (result.dramaId !== id || result.drama?.id !== id) throw new Error('剧集资料响应不匹配');
+        const expires = now() + Math.max(1, Number(result.retryAfter) || 300) * 1000;
+        retryAt.set(id, expires);
+        if (latest.size >= 256 && !latest.has(id)) latest.delete(latest.keys().next().value);
+        latest.set(id, {drama: result.drama, expires});
+        apply(result.drama, result.warning || '');
+      } catch (error) {
+        retryAt.set(id, now() + 30000);
+        failure?.(id, error);
+      } finally {pending.delete(id);}
+    })();
+    pending.set(id, work);
+    return work;
+  }
+
+  return {refresh, reconcile};
+}