import type { Logging } from 'homebridge';
import type { SecuritySystemOptions } from '../interfaces/options-interface.js';
import type { SystemState } from '../interfaces/system-state-interface.js';
import type { EventBusService } from './event-bus-service.js';
export declare class MqttService {
    private readonly log;
    private readonly options;
    private readonly state;
    private client;
    constructor(log: Logging, options: SecuritySystemOptions, state: SystemState);
    attachToBus(bus: EventBusService): void;
    disconnect(): void;
    private connect;
    private publishStatus;
    private sanitiseBrokerUrl;
}