import { Filter } from 'mongodb';
import { BaseOutputModel, CreateInputModel, DeleteInputModel, InfoInputModel, ListInputModel, ListOutputModel, UpdateInputModel } from '../models';
import { EventRepository } from '../repositories';
import { QueryOptions, Request } from '../types';
import { PusherService } from './pusher.service';
export declare abstract class EventService<T extends BaseOutputModel> {
    readonly eventRepository: EventRepository<T>;
    readonly basePusherService: PusherService;
    readonly outputModelInstantiator: (document: object | null) => T;
    readonly instanceName: string;
    readonly searchProperties: (keyof T)[];
    readonly prerequisites?: Filter<any> | undefined;
    protected constructor(eventRepository: EventRepository<T>, basePusherService: PusherService, outputModelInstantiator: (document: object | null) => T, instanceName: string, searchProperties?: (keyof T)[], prerequisites?: Filter<any> | undefined);
    create(createInputModel: CreateInputModel, request: Request): Promise<T>;
    delete(deleteInputModel: DeleteInputModel, request: Request): Promise<void>;
    info(infoInputModel: InfoInputModel, filter?: Filter<any>): Promise<T>;
    list(listInputModel: ListInputModel, filter?: Filter<any>, { projection }?: QueryOptions<any>): Promise<ListOutputModel<T>>;
    update(updateInputModel: UpdateInputModel, request: Request): Promise<T>;
    private getDifferenceAndFormer;
    private makeDifference;
}