import * as S3 from 'aws-sdk/clients/s3';
import { ISDK } from './sdk-utils';
/**
 * A SDK based S3 Asset uploader.
 *
 * We don't use CDK way since CloudFormation stacks have limitations (200 by
 * default) and not suitable for high throughput requests. More context can be
 * found here: https://github.com/MoonsetJS/Moonset/issues/73
 */
export declare class S3AssetUploader {
    private bucket;
    private prefix;
    private moonsetSession;
    private moonsetId;
    private sdk;
    /**
       * Setting the S3 bucket and Moonset related information.
       * Every asset will be tagged with its Moonset session and Moonset id.
       */
    constructor(bucket: string, prefix: string, moonsetSession: string, moonsetId: string, sdk: ISDK);
    /**
       * Upload local file to S3.
       */
    uploadFile(file: string): Promise<string>;
    /**
       * Upload string type data to S3.
       */
    uploadData(body: S3.Types.Body): Promise<string>;
}