// Copyright © 2022-2026 Partium, Inc. DBA Partium
import { DownloadStatus, FileTransferService, UploadStatus } from "../../../services/http/file-transfer/file-transfer.service.interface";
import { Observable } from "rxjs";
import { JsPFile } from "../../js-p-file";
/**
 * Implementation of the FileTransferService for providing basic file-transfer
 * functionality, such as upload and download, for browser-based applications.
 *
 * In an error case all the functions will return an SDK_ERROR_CODE.
 */
export declare class FetchAPIFileTransferService extends FileTransferService {
    private deviceStatusService;
    onCreate(): void;
    /**
     * Upload the given file-Blob to the given url and emit the upload status and
     * progress during the upload-process.
     *
     * Progress not supported for Fetch API
     *
     * @param fileToUpload JsPFile object that wraps the file-blob to upload
     * @param uploadUrl    the target upload url (must be publicly available without authentication)
     * @returns            Observable that emits the UploadStatus
     */
    uploadFile(fileToUpload: JsPFile, uploadUrl: string): Observable<UploadStatus>;
    /**
     * Downloads a file-Blob.
     *
     * Progress not supported for Fetch API
     *
     * @param url the file-url to download
     * @returns   Observable that emits the DownloadStatus and resolves with a JsPFile that wraps the file-blob
     */
    downloadFile(url: string): Observable<DownloadStatus>;
    /**
     * Check if there is internet connection and throw a NO_INTERNET, if so.
     * Rethrow the original error otherwise.
     */
    private checkInternetConnectivity;
    /**
     * Process successful http-requests.
     * Might also throw an error if the response contains a server-side error.
     *
     * @param result the response of the request
     * @returns the requests response-data
     */
    private processResponse;
}