import "server-only";

import { getVideoStoryboardTaskDetail } from "@/lib/video-agent/task-store";

export class StoryboardTaskAccessError extends Error {
  status: number;

  constructor(message: string, status: number) {
    super(message);
    this.status = status;
  }
}

export async function requireStoryboardTaskAccess(params: {
  taskId: string;
  userId: string;
}) {
  const detail = await getVideoStoryboardTaskDetail(params.taskId);
  if (!detail) {
    throw new StoryboardTaskAccessError("任务不存在", 404);
  }

  if (String((detail.task as any).userId || "").trim() !== params.userId) {
    throw new StoryboardTaskAccessError("无权访问该分镜任务", 403);
  }

  return detail;
}