import { Guid, Type } from '@cashfarm/lang';
import { AggregateRoot } from '../domain';
import { Identity } from '../domain/identity';
import { EventEnvelope } from './eventEnvelope';
export declare const IEventStore: symbol;
export interface IEventStore {
    /**
     * Returns the next expected version
     *
     * @param {AggregateRoot<any>} aggregate
     * @returns {Promise<number>}
     * @memberof IEventStore
     */
    save(aggregate: AggregateRoot<any>): Promise<number>;
    getEventsByAggregate(aggregateType: Type, aggregateId: Identity<Guid> | Guid): Promise<EventEnvelope[]>;
}