import { DownloadHandler, UploadHandler } from './index.js';
import { ConcurrentLimit } from '../ConcurrentManager/index.js';

declare abstract class AssetsManagerBase {
    protected downloadQueue: ConcurrentLimit;
    protected downloadController: Map<string, any>;
    protected uploadQueue: ConcurrentLimit;
    protected uploadController: Map<string, any>;
    constructor();
    abstract downloadProxy(url: string, id: string, callback?: DownloadHandler): Promise<{
        file: File;
    }>;
    abstract uploadProxy(file: File, id: string, callback?: UploadHandler): Promise<{
        url: string;
        assetId: string;
    }>;
    abstract getDownloadQueue(): ConcurrentLimit;
    abstract getUploadQueue(): ConcurrentLimit;
    abstract getDownloadController(id: string): any;
    abstract getUploadController(id: string): any;
}

export { AssetsManagerBase };