import { AnyAuthRequest } from '../../helper/interfaces';
import { AnyAuthGuard } from '../auth/auth.guard';
import { SavedFile } from '../storage';
import { OperationToken, OperationTokenRequest } from '../token';
import { RemoteFileInfo, UploaderService } from './service';
declare class CreateChunksUploadTaskQuery {
    readonly key: string;
    readonly filename: string;
    readonly totalChunks: number;
}
export declare class UploaderController {
    private readonly uploaderService;
    private context;
    constructor(uploaderService: UploaderService);
    /**
     * 创建 chunk 上传任务
     * @param query
     * @param req
     */
    createChunksUploadTask(query: CreateChunksUploadTaskQuery, req: AnyAuthRequest): Promise<OperationToken>;
    /**
     * 流式上传 chunk
     * @param filename
     * @param chunk
     * @param req
     */
    streamChunkedUploader(filename: string, chunk: string, req: AnyAuthRequest & OperationTokenRequest): Promise<RemoteFileInfo>;
    /**
     * 基于 operation-token 上传 chunk
     * @param filename
     * @param chunk
     * @param req
     * @param file
     */
    chunkedUploader(filename: string, chunk: number, req: AnyAuthRequest & OperationTokenRequest, file: any): Promise<RemoteFileInfo>;
    /**
     * 合并 chunks
     * @param filename
     * @param req
     */
    mergeChunks(filename: string, req: AnyAuthRequest & OperationTokenRequest): Promise<RemoteFileInfo>;
    /**
     * 直接上传文件
     * @param bucket
     * @param prefix
     * @param local 在某些可能需要同一个 server 执行任务时可能需要
     * @param req
     * @param files
     */
    uploader(bucket: string, prefix: string, local: string, // 是否使用本地存储
    req: AnyAuthGuard, files: any): Promise<SavedFile[]>;
    /**
     * 流式上传
     */
    streamUpload(bucket: string, prefix: string, filename: string, req: any): Promise<SavedFile>;
    private saveFiles;
}
export {};