export interface UploadProgress {
    uploadId: string;
    fileName: string;
    totalSize: number;
    bytesUploaded: number;
    chunksCompleted: number;
    totalChunks: number;
    percent: number;
    status: 'initializing' | 'uploading' | 'completing' | 'completed' | 'error' | 'paused' | 'aborted';
    error?: string;
    filePath?: string;
}
export type ProgressCallback = (progress: UploadProgress) => void;
export interface UploaderOptions {
    maxParallel?: number;
    desiredChunkSize?: number;
    maxRetries?: number;
    chunkTimeoutMs?: number;
}
export interface UploadApiClient {
    get<T = any>(url: string, config?: any): Promise<{
        data: T;
    }>;
    post<T = any>(url: string, data?: any, config?: any): Promise<{
        data: T;
    }>;
    put<T = any>(url: string, data?: any, config?: any): Promise<{
        data: T;
    }>;
}
/**
 * Chunked file uploader with:
 *  - Adaptive chunk sizing based on connection speed
 *  - Configurable parallel uploads (auto-reduced on slow networks)
 *  - Automatic retry with exponential back-off
 *  - Pause / resume support
 *  - Real-time progress callbacks
 */
export declare class ChunkedUploader {
    private file;
    private onProgress;
    private maxParallel;
    private desiredChunkSize;
    private maxRetries;
    private chunkTimeoutMs;
    private uploadId;
    private chunkSize;
    private totalChunks;
    private abortControllers;
    private stopped_;
    private paused_;
    private bytesUploadedSoFar;
    private chunksCompletedSoFar;
    private readonly uploadPath;
    private readonly apiClient;
    constructor(file: File, onProgress: ProgressCallback, apiClient: UploadApiClient, opts?: UploaderOptions | number);
    private getClient;
    upload(): Promise<string>;
    resume(uploadId: string): Promise<string>;
    pause(): void;
    abort(): Promise<void>;
    private killControllers;
    private initSession;
    private uploadAllChunks;
    private uploadOneChunk;
    private finalizeSession;
    private emit;
}
//# sourceMappingURL=chunkedUploader.d.ts.map