import { Filter, IZDatabaseQuery, JoinCriteria, SortCriteria, SortDirection } from './database-query.interface';
export declare class ZDatabaseQuery<R> implements IZDatabaseQuery<R> {
    private _do;
    private _filter;
    private _sort;
    private _page;
    private _size;
    private _join;
    get $filter(): Filter<any>;
    get $sort(): SortCriteria;
    get $page(): number;
    get $size(): number;
    get $join(): JoinCriteria;
    constructor(_do: (query: ZDatabaseQuery<R>) => Promise<R>);
    copy(other: IZDatabaseQuery<R>): ZDatabaseQuery<R>;
    filter(filter: Filter<any>): this;
    sorts(sort: SortCriteria): this;
    sort(key: string, direction: SortDirection): this;
    page(page: number): this;
    size(size: number): this;
    joins(join: JoinCriteria): this;
    join<L, F>(from: string, local: keyof L, foreign: keyof F, as: string): this;
    run(): Promise<R>;
}