import type Repository from './repository.js';
import QueryOperator from '../../src/orm/enums/queryOperator.js';
export default class Query<T> {
    private repository;
    private key;
    private queryResult;
    constructor(repository: Repository<T>, key: string);
    private setup;
    where(field: string | Function, operator?: QueryOperator | any, value?: any): Query<T>;
    orWhere(field: string | Function, operator?: QueryOperator | any, value?: any): Query<T>;
    get(): T[];
    first(amount?: number): T | null;
    last(amount?: number): T | null;
    limit(amount?: number): Query<T>;
    update(data: object): T | T[] | null;
    delete(): void;
    exists(): boolean;
    count(): number;
    filterDuplicates(items: T[]): T[];
    orderBy(field: string | Function, direction?: 'asc' | 'desc'): Query<T>;
}