import { a as EmailQueue } from "../packem_shared/types.d-B5iH_mgb.js";
import "../packem_shared/types.d-CyiC9uRC.js";
import 'node:buffer';
interface PgBossJob {
  data: unknown;
  id: string;
  /** pg-boss retry count (present when fetched with `includeMetadata`). */
  retryCount?: number;
}
/**
 * The subset of a [pg-boss](https://github.com/timgit/pg-boss) instance this adapter uses (v10 API).
 */
interface PgBossLike {
  complete: (name: string, id: string) => Promise<unknown>;
  fail: (name: string, id: string) => Promise<unknown>;
  fetch: (name: string, options?: {
    batchSize?: number;
    includeMetadata?: boolean;
  }) => Promise<PgBossJob[] | PgBossJob | null>;
  getQueueSize: (name: string) => Promise<number>;
  send: (name: string, data: object, options?: {
    startAfter?: Date | number | string;
  }) => Promise<null | string>;
}
/**
 * Options for {@link createPgBossQueue}.
 */
interface PgBossQueueOptions {
  /**
   * The pg-boss queue name.
   */
  queueName: string;
}
/**
 * Creates an {@link EmailQueue} backed by pg-boss.
 * @param boss A started pg-boss instance (optional peer).
 * @param options Queue options. See {@link PgBossQueueOptions}.
 * @returns The pg-boss-backed queue.
 */
declare const createPgBossQueue: (boss: PgBossLike, options: PgBossQueueOptions) => EmailQueue;
export { type PgBossLike, type PgBossQueueOptions, createPgBossQueue };