import type { JSONSchemaType } from 'ajv';
import type { Access, AnyObject, Telemetry } from '../typings';
import type { Route } from './broker';
import amqplib, { ConsumeMessage } from 'amqplib';
import Broker from './broker';
export default class AMQPClient extends Broker {
    static ERRORS: {
        NOT_CONNECTED: Error;
    };
    private _connection;
    private _channel;
    private _queue;
    private _alreadyConnected;
    private _connectionId;
    private _connectionUrls;
    private _closing;
    private _consumerTag;
    private _consuming;
    private _consumerTags;
    constructor(config: any, telemetry?: Telemetry);
    get connection(): amqplib.ChannelModel;
    get channel(): amqplib.Channel;
    mapRoutingKey(topic: string, schema: JSONSchemaType<AnyObject>): Route & {
        routingKey: string;
    };
    connect(): Promise<AMQPClient>;
    init(): Promise<AMQPClient>;
    end(): Promise<AMQPClient>;
    authenticate(tokens: Access[], handler: (...args: any[]) => Promise<void>): (event: any, route: any, headers: any, opts: any) => Promise<void> | undefined;
    nackIfFirstSeen(message: ConsumeMessage): void;
    onMessage(message: ConsumeMessage | null): void;
    emptyQueue(): Promise<void>;
    publish(topic: string, payload: object, options?: object): Promise<boolean | undefined>;
    consume(queueConfig: {
        name: string;
    }, consumeOptions?: amqplib.Options.Consume): Promise<void>;
    resubscribe(): Promise<Awaited<this>[]>;
    subscribe(topic: string, schema: JSONSchemaType<AnyObject>, queueConfig?: any): Promise<this>;
    next(topic: string, timeout?: number, cb?: (opts: any) => Promise<any>): Promise<string>;
}