oa_based/src/helper/paginate/create-pagination.ts

import { IPaginationMeta } from './interface';
import { Pagination } from './pagination';

export function createPaginationObject<T>({
  items,
  totalItems,
  currentPage,
  limit
}: {
  items: T[];
  totalItems?: number;
  currentPage: number;
  limit: number;
}): Pagination<T> {
  const totalPages = totalItems !== undefined ? Math.ceil(totalItems / limit) : undefined;

  const meta: IPaginationMeta = {
    totalItems,
    itemCount: items.length,
    itemsPerPage: limit,
    totalPages,
    currentPage
  };

  return new Pagination<T>(items, meta);
}