import type { FileItem, FileListResult } from './types.js';
import { BaseAdapter } from './BaseAdapter.js';
/**
 * S3 storage adapter for the FileBrowser component
 */
export declare class S3Adapter extends BaseAdapter {
    private basePath;
    constructor(basePath?: string, publicS3BasePath?: string);
    getName(): string;
    isConfigured(): Promise<boolean>;
    authenticate(): Promise<boolean>;
    setReopenFlag(): void;
    shouldReopenBrowser(): boolean;
    clearReopenFlag(): void;
    list(path: string, searchQuery?: string): Promise<FileListResult>;
    download(file: FileItem): Promise<string>;
    private removeFileExtensions;
    private createBreadcrumbs;
    private extractFolderName;
    protected getApiPath(): string;
}