import { Filter } from 'mongodb';
export { Filter } from 'mongodb';
export declare const SortAscending = 1;
export declare const SortDescending = -1;
export declare type SortDirection = 1 | -1;
export declare type SortCriteria = Array<{
    key: string;
    direction: 1 | -1;
}>;
export declare type JoinCriteria = Array<{
    from: string;
    local: string;
    foreign: string;
    as: string;
}>;
export interface IZDatabaseQuery<R> {
    readonly $filter: Filter<any>;
    readonly $join: JoinCriteria;
    readonly $sort: SortCriteria;
    readonly $page: number;
    readonly $size: number;
    copy(other: IZDatabaseQuery<R>): IZDatabaseQuery<R>;
    filter(filter: Filter<any>): IZDatabaseQuery<R>;
    joins(join: JoinCriteria): IZDatabaseQuery<R>;
    join<F, J>(from: string, local: keyof F, foreign: keyof J, as: string): IZDatabaseQuery<R>;
    sorts(sort: SortCriteria): IZDatabaseQuery<R>;
    sort(key: string, direction: SortDirection): IZDatabaseQuery<R>;
    page(page: number): IZDatabaseQuery<R>;
    size(size: number): IZDatabaseQuery<R>;
    run(): Promise<R>;
}