/*
 * (c) Copyright Ascensio System SIA 2010-2024
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */

"use strict";
(
/**
* @param {Window} window
* @param {undefined} undefined
*/
function (window, undefined) {
function FileHandler() {

    this.get = function ( file ) {
        if ( AscCommon.AscBrowser.isAppleDevices ) {
            //this approach replaces tab, iframe approach do nothing
            var downloadWindow = window.open( file, "_parent", "", false );
            window.focus();
        }
        else {
			//делаем как docs.google.com, решение с form submit в схеме с socket вызывало ошибку 405 (Method Not Allowed)
            var frmWindow = getIFrameWindow( file );
//            frmWindow.focus();
        }
    }
    var getIFrameWindow = function ( file ) {
        var ifr = document.getElementById( "fileFrame" );
        if ( null != ifr )
            document.body.removeChild( ifr );
        createFrame( file );
        var wnd = window.frames["fileFrame"];
        return wnd;
    }
    var createFrame = function ( file ) {
        var frame = document.createElement( "iframe" );
		frame.src = file;
        frame.name = "fileFrame";
        frame.id = "fileFrame";

        frame.style.width = "0px";
        frame.style.height = "0px";
        frame.style.border = "0px";
        frame.style.display = "none";
		
		document.body.appendChild( frame );
    }
}
function getFile( filePath ) {
    var fh = new FileHandler();
    fh.get( filePath );
}

    //--------------------------------------------------------export----------------------------------------------------
    window['AscCommon'] = window['AscCommon'] || {};
    window['AscCommon'].getFile = getFile;
})(window);