import type { IContainer, IEvent, IEventReceptor, IMessageMeta, IObservable, ISagaConstructor, ISagaFactory } from './interfaces/index.ts';
/**
 * Listens to Saga events,
 * creates new saga or restores it from event store,
 * applies new events
 * and passes command(s) to command bus
 */
export declare class SagaEventHandler implements IEventReceptor {
    #private;
    constructor(options: Pick<IContainer, 'eventStore' | 'commandBus' | 'executionLocker' | 'logger' | 'tracerFactory'> & {
        sagaType?: ISagaConstructor;
        sagaFactory?: ISagaFactory;
        sagaDescriptor?: string;
        queueName?: string;
        startsWith?: string[];
        handles?: string[];
    });
    /** Overrides observer subscribe method */
    subscribe(eventStore: IObservable): void;
    /** Handle saga event */
    handle(event: IEvent, meta?: IMessageMeta): Promise<void>;
}