import { Type } from "@nestjs/common";
import { ModuleMetadata } from "@nestjs/common/interfaces";
import * as Bull from "bull";
import { Redis } from "ioredis";
export declare type BullName = string | symbol;
export interface BullQueueDefaultProcessorOptions {
    concurrency?: number;
    skip?: boolean;
}
export interface BullQueueDefaultJobOptions {
    setTTLOnComplete?: number;
    setTTLOnFail?: number;
}
export interface BullQueueExtraOptions {
    defaultProcessorOptions?: BullQueueDefaultProcessorOptions;
    defaultJobOptions?: BullQueueDefaultJobOptions;
}
export declare type BullQueueType = string | Type<unknown>;
export interface BullQueueMock extends Pick<BullQueue, "name" | "add" | "isReady" | "close" | "process"> {
    on: (listener: string, callback: () => void) => void;
}
export interface BullModuleOptions {
    queues: BullQueueType[];
    options?: Bull.QueueOptions;
    extra?: BullQueueExtraOptions;
    mock?: boolean;
}
export declare type BullModuleAsyncOptions = {
    useClass?: Type<BullModuleOptionsFactory>;
    useFactory?: (...args: unknown[]) => Promise<BullModuleOptions> | BullModuleOptions;
    inject?: Array<Type<any> | string | any>;
} & Pick<ModuleMetadata, "imports">;
export interface BullModuleOptionsFactory {
    createBullModuleOptions(): Promise<BullModuleOptions> | BullModuleOptions;
}
export interface BaseBullQueueOptions {
    name?: BullName;
}
export interface BullQueueOptions extends BaseBullQueueOptions {
    options?: Bull.QueueOptions;
    extra?: BullQueueExtraOptions;
}
export interface BullQueueProcessorOptions extends BaseBullQueueOptions {
    name?: string;
    concurrency?: number;
    skip?: boolean;
    isCustomProcessorName?: boolean;
}
export interface BullQueueEventOptions extends BaseBullQueueOptions {
    eventNames: string[];
}
export declare type BullQueue = Bull.Queue & {
    clients: Redis[];
};
export declare type BullJob = Bull.Job & {
    toKey: () => string;
    queue: BullQueue;
};
export declare type BullQueueEvent = "error" | "waiting" | "active" | "stalled" | "progress" | "completed" | "failed" | "paused" | "resumed" | "cleaned" | "drained" | "removed";