import { DocumentClient } from 'aws-sdk/clients/dynamodb';
import { Draft } from 'immer';
import { Engine, TScalar } from '../engine';
export declare class Document<S> {
    private readonly engine;
    private readonly tableName;
    private readonly hashKeyName;
    private readonly rangeKeyName;
    private readonly sureExistOnDb;
    private current;
    private readonly original;
    constructor(engine: Engine, tableName: string, hashKeyName: string, rangeKeyName: string | undefined, sureExistOnDb: boolean, data: S);
    /**
     * Set item values via setter
     * @param {(draft: Draft<S>) => void} setter
     * @returns {this<S>}
     */
    set(setter: (draft: Draft<S>) => void): this;
    /**
     * Return current data
     * @param {boolean} pureJs - Transform DynamoDB oriented data type to javascript object
     * @param {(arrayIndicatesSet: TScalar[]) => TScalar[]} transformSetTo - type `Set` transform function
     * @returns {S}
     */
    head(pureJs?: boolean, transformSetTo?: (arrayIndicatesSet: TScalar[]) => TScalar[]): S;
    /**
     * Delete item
     * @returns {Promise<DocumentClient.DeleteItemOutput | null>}
     */
    delete(): Promise<DocumentClient.DeleteItemOutput | null>;
    /**
     * Put item
     * @returns {Promise<this<S>>}
     */
    put(): Promise<this | undefined>;
    private triggerIfUnsureExistsOnServer;
    private keys;
    private getHashKey;
    private getRangeKey;
}