import { IncomingMessage, ServerResponse } from 'http';
import { Logger } from '../types';
export interface UploadResult {
    success: boolean;
    filename: string;
    originalName: string;
    size: number;
    gzipSize?: number;
    compressionRatio?: number;
    message?: string;
}
export interface FileList {
    files: Array<{
        filename: string;
        originalName: string;
        size: number;
        gzipSize: number;
        compressionRatio: number;
        uploadTime: string;
    }>;
}
export declare class UploadHandler {
    private uploadDir;
    private logger;
    constructor(uploadDir: string, logger: Logger);
    private ensureUploadDir;
    private createGzipVersion;
    private generateUniqueFilename;
    private handleSingleFile;
    handleUpload(req: IncomingMessage, res: ServerResponse): Promise<void>;
    handleFileList(req: IncomingMessage, res: ServerResponse): Promise<void>;
}
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