import * as _aws_sdk_client_s3 from '@aws-sdk/client-s3';
import { S3Client } from '@aws-sdk/client-s3';
import { Readable, PassThrough } from 'stream';

interface AwsCredentials {
    accessKeyId: string;
    secretAccessKey: string;
    region?: string;
}
interface UploadParams {
    data: Buffer | Uint8Array | string | Readable;
    bucket: string;
    key: string;
    contentType?: string;
    acl?: string;
    metadata?: Record<string, string>;
    cacheControl?: string;
    expires?: Date;
    contentDisposition?: string;
}
declare class AwsBucket {
    private s3Client;
    constructor(credentials: AwsCredentials);
    private createS3Params;
    upload(params: UploadParams): Promise<_aws_sdk_client_s3.PutObjectCommandOutput>;
    getObjectWebStream(params: {
        bucket: string;
        key: string;
    }): Promise<ReadableStream<any> | undefined>;
    uploadStream(params: Omit<UploadParams, 'data'>): {
        writeStream: PassThrough;
        uploadPromise: Promise<any>;
    };
    getS3Client(): S3Client;
}
declare const createAwsBucket: (credentials: AwsCredentials) => AwsBucket;

export { AwsBucket, type AwsCredentials, type UploadParams, createAwsBucket };