import { delCache } from "#server/utils/context";
import { deleteCategory, getCategoryById } from "../../service/category";

export default defineWrappedResponseHandler(async (event) => {
  const id = getRouterParam(event, "id");
  if (!id) return R.throwError(400, "缺少分类 ID", null);

  const existing = await getCategoryById(id);
  if (!existing) return R.throwError(404, "分类不存在", null);

  await deleteCategory(id);
  await delCache(`category:${id}`);
  await delCache("categories:tree");

  return R.success(null);
});