import { ALiYunZone } from '../../types/ALiYun';
import OSS from 'ali-oss';
export declare class ALiYunInstance {
    private accessKey;
    private secretKey;
    constructor(accessKey: string, secretKey: string);
    getUploadInfo(bucket: string, zone: ALiYunZone, key?: string): {
        key: string | undefined;
        accessKey: string;
        policy: string;
        signature: string;
        uploadHost: string;
        bucket: string;
    };
    private getSignInfo;
    removeFile(srcBucket: string, zone: ALiYunZone, srcKey: string): Promise<OSS.DeleteResult>;
    isExistObject(srcBucket: string, zone: ALiYunZone, srcKey: string): Promise<boolean>;
    /**
     * 初始化分片上传
     * https://help.aliyun.com/zh/oss/developer-reference/initiate-a-multipart-upload-task
     */
    initiateMultipartUpload(bucket: string, zone: ALiYunZone, key: string, options?: {
        headers?: Record<string, string>;
        timeout?: number;
        stsToken?: string;
        accessKeyId?: string;
        accessKeySecret?: string;
    }): Promise<{
        uploadId: string;
        bucket: string;
        name: string;
    }>;
    /**
     *  为分片上传生成预签名 URL
     * @param bucket  桶
     * @param key  对象键
     * @param uploadId  上传 ID
     * @param from  起始分片号
     * @param to  结束分片号
     * @param options  配置项
     * @returns  分片预签名 URL 列表
     */
    presignMulti(bucket: string, zone: ALiYunZone, key: string, uploadId: string, from: number, to: number, options?: {
        expires?: number;
        headers?: Record<string, string>;
        timeout?: number;
        stsToken?: string;
        accessKeyId?: string;
        accessKeySecret?: string;
    }): Promise<{
        partNumber: number;
        uploadUrl: string;
    }[]>;
    /**
     * 准备分片上传（初始化并生成所有分片的预签名URL）
     * 用于前端直传场景，返回 uploadId 和每个分片的上传 URL
     */
    prepareMultipartUpload(bucket: string, zone: ALiYunZone, key: string, partCount: number, options?: {
        expires?: number;
        headers?: Record<string, string>;
        timeout?: number;
        stsToken?: string;
        accessKeyId?: string;
        accessKeySecret?: string;
    }): Promise<{
        uploadId: string;
        parts: {
            partNumber: number;
            uploadUrl: string;
        }[];
    }>;
    /**
     * 上传分片
     * https://help.aliyun.com/zh/oss/developer-reference/upload-parts
     */
    uploadPart(bucket: string, zone: ALiYunZone, key: string, uploadId: string, partNumber: number, file: any, start?: number, end?: number, options?: {
        timeout?: number;
        stsToken?: string;
        accessKeyId?: string;
        accessKeySecret?: string;
    }): Promise<{
        etag: string;
        name: string;
    }>;
    /**
     * 完成分片上传
     * https://help.aliyun.com/zh/oss/developer-reference/complete-a-multipart-upload-task
     */
    completeMultipartUpload(bucket: string, zone: ALiYunZone, key: string, uploadId: string, parts: Array<{
        number: number;
        etag: string;
    }>, options?: {
        headers?: Record<string, string>;
        timeout?: number;
        stsToken?: string;
    }): Promise<{
        bucket: string;
        name: string;
        etag: string;
    }>;
    /**
     * 取消分片上传
     * https://help.aliyun.com/zh/oss/developer-reference/abort-a-multipart-upload-task
     */
    abortMultipartUpload(bucket: string, zone: ALiYunZone, key: string, uploadId: string, options?: {
        timeout?: number;
        stsToken?: string;
    }): Promise<void>;
    /**
     * 列举已上传的分片
     * https://help.aliyun.com/zh/oss/developer-reference/list-uploaded-parts
     */
    listParts(bucket: string, zone: ALiYunZone, key: string, uploadId: string, options?: {
        'max-parts'?: number;
        'part-number-marker'?: number;
        stsToken?: string;
    }): Promise<{
        parts: {
            partNumber: any;
            lastModified: any;
            etag: any;
            size: any;
        }[];
        nextPartNumberMarker: number;
        isTruncated: boolean;
    }>;
    /**
     * 列举所有执行中的分片上传任务
     * https://help.aliyun.com/zh/oss/developer-reference/list-initiated-multipart-upload-tasks
     */
    listMultipartUploads(bucket: string, zone: ALiYunZone, options?: {
        prefix?: string;
        'max-uploads'?: number;
        'key-marker'?: string;
        'upload-id-marker'?: string;
        stsToken?: string;
    }): Promise<{
        uploads: {
            name: any;
            uploadId: any;
            initiated: any;
        }[];
        nextKeyMarker: any;
        nextUploadIdMarker: any;
        isTruncated: boolean;
    }>;
    /**
     * 获取签名URL
     * https://help.aliyun.com/zh/oss/developer-reference/authorize-access-4
     */
    getSignedUrl(bucket: string, zone: ALiYunZone, key: string, options?: {
        expires?: number;
        method?: 'GET' | 'PUT' | 'DELETE' | 'POST';
        process?: string;
        response?: Record<string, string>;
    }): Promise<string>;
    /**
     * 获取预签名对象URL（统一接口）
     */
    presignObjectUrl(method: 'GET' | 'PUT' | 'POST' | 'DELETE', bucket: string, zone: ALiYunZone, key: string, options?: {
        expires?: number;
        process?: string;
        response?: Record<string, string>;
    }): Promise<{
        url: string;
        headers?: Record<string, string | string[]>;
        formdata?: Record<string, any>;
    }>;
}