import { ReadStream } from 'fs';
import { Method } from 'axios';

interface InitOptions {
    ak: string;
    sk: string;
    bucket: string;
    region: Region | string;
    headers?: string[];
}
interface UploadFileOptions {
    file: string;
    contentType?: string;
}
interface RenameFileOptions {
    sourceFile: string;
    targetFile: string;
}
interface RequestOptions {
    url: string;
    method: Method;
    data?: ReadStream;
    contentType?: string;
    headers?: string[];
}
interface SignatureOptions {
    filename: string;
    method: string;
    contentType: string;
    md5: string;
    date: string;
    bucket: string;
    headers?: string[];
}
declare enum Region {
    BEIJING = "ks3-cn-beijing.ksyun.com",
    SHANGHAI = "ks3-cn-shanghai.ksyun.com",
    GUANGZHOU = "ks3-cn-guangzhou.ksyun.com",
    QINGDAO = "ks3-cn-qingdao.ksyun.com",
    HONGKONG = "ks3-cn-hk-1.ksyun.com",
    HANGZHOU = "ks3.ksyun.com",
    RUSSIA = "ks3-rus.ksyun.com",
    SINGAPORE = "ks3-sgp.ksyun.com",
    JR_BEIJING = "ks3-jr-beijing.ksyun.com",
    JR_SHANGHAI = "ks3-jr-shanghai.ksyun.com",
    GOV_BEIJING = "ks3-gov-beijing.ksyun.com"
}
declare class KS3Utils {
    private ak;
    private sk;
    private bucket;
    private host;
    private headers;
    constructor(opts: InitOptions);
    toSign(opts: SignatureOptions): string;
    getSignature(opts: SignatureOptions): string;
    uploadFile(opts: UploadFileOptions): Promise<string>;
    renameFile(opts: RenameFileOptions): Promise<void>;
    sendRequest(opts: RequestOptions): Promise<string>;
}

declare const config: {
    ak: string;
    sk: string;
    bucket: string;
    region: string;
    headers: string[];
};

export { InitOptions, KS3Utils, Region, RenameFileOptions, RequestOptions, SignatureOptions, UploadFileOptions, config, KS3Utils as default };