import type { ICosMeta } from './types';
/**
 * COS上传
 * @param {object} config 配置信息
 * @param {Array<object>} config.files 文件列表
 * @param {string} config.files.key 文件key
 * @param {string} config.files.path 文件路径
 * @param {string} [config.files.ContentType] 文件 MIME 类型（如 image/svg+xml），不传则由 COS 根据扩展名推断
 * @param {string} config.secretId COS secretId
 * @param {string} config.secretKey COS secretKey
 * @param {string} config.bucket COS bucket
 * @param {string} config.region COS region
 * @returns {Promise<object>} 请求Promise
 *
 * @example
 *
 * uploadCOSFile({
 *   files: [{
 *     key: 'key1',
 *     path: 'path1',
 *   }, {
 *     key: 'key2',
 *     path: 'path2',
 *   }],
 *   secretId: 'xxx',
 *   secretKey: 'xxx',
 *   bucket: 'xxx',
 *   region: 'xxx',
 * })
 */
export declare function uploadCOSFile({ files, secretId, secretKey, bucket, region, }: {
    files: Array<{
        key: string;
        path: string;
        ContentType?: string;
    }>;
    secretId: string;
    secretKey: string;
    bucket: string;
    region: string;
}): Promise<any>;
/**
 * 获取 COS 存储桶中的文件列表
 * @param {object} config 配置信息
 * @param {string} config.secretId COS secretId
 * @param {string} config.secretKey COS secretKey
 * @param {string} config.bucket COS bucket
 * @param {string} config.region COS region
 * @param {string} config.prefix 文件前缀过滤
 * @returns {Promise<Array<ICosMeta>>} 文件元信息列表
 * @example
 * ```ts
 * const list = await getCOSBucketList({
 *   secretId: 'xxx',
 *   secretKey: 'xxx',
 *   bucket: 'my-bucket-1250000000',
 *   region: 'ap-guangzhou',
 *   prefix: 'static/',
 * });
 * ```
 */
export declare function getCOSBucketList({ secretId, secretKey, bucket, region, prefix, }: {
    secretId: string;
    secretKey: string;
    bucket: string;
    region: string;
    prefix: string;
}): Promise<Array<ICosMeta>>;
/**
 * 批量删除 COS 存储桶中的多个对象
 * @param {object} config 配置信息
 * @param {string} config.secretId COS secretId
 * @param {string} config.secretKey COS secretKey
 * @param {Array<string>} config.keys 要删除的对象 key 列表
 * @param {string} config.bucket COS bucket
 * @param {string} config.region COS region
 * @returns {Promise<any>} 删除结果
 * @example
 * ```ts
 * await deleteCOSMultipleObject({
 *   secretId: 'xxx',
 *   secretKey: 'xxx',
 *   keys: ['static/old-file1.js', 'static/old-file2.js'],
 *   bucket: 'my-bucket-1250000000',
 *   region: 'ap-guangzhou',
 * });
 * ```
 */
export declare function deleteCOSMultipleObject({ secretId, secretKey, keys, bucket, region, }: {
    secretId: string;
    secretKey: string;
    bucket: string;
    region: string;
    keys: Array<string>;
}): Promise<unknown>;