短视频自动生产

type WorkflowInput = { request: string; userId: string };
type StageAdapter = (context: unknown) => Promise<unknown>;

const stages = [
  "根据目标时长和渠道生成脚本与分镜",
  "准备画面素材、配音、音乐和音效",
  "合成镜头并按节奏自动剪辑",
  "生成字幕并执行版权与内容安全检查",
  "输出多比例版本并分析完播表现"
];
const selectedTools = [];

export async function runWorkflow(input: WorkflowInput, adapters: Record<string, StageAdapter>) {
  let context: unknown = { ...input, selectedTools };

  for (const stage of stages) {
    const adapter = adapters[stage];
    if (!adapter) throw new Error(`Missing adapter: ${stage}`);
    context = await adapter(context);
  }

  return context;
}