/*
 *
 * (c) Copyright Ascensio System SIA 2010-2019
 *
 * 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-12 Ernesta Birznieka-Upisha
 * 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
 *
 */

+function () {
    !window.common && (window.common = {});
    !common.controller && (common.controller = {});

    common.controller.modals = new(function() {
        var $dlgShare, $dlgEmbed;
        var appConfig;
        var embedCode = '<iframe allowtransparency="true" frameborder="0" scrolling="no" src="{embed-url}" width="{width}" height="{height}"></iframe>',
            minEmbedWidth = 400,
            minEmbedHeight = 600;

        function copytext(el, event) {
            el.select();
            if ( !document.execCommand('copy') ) {
                window.alert('Browser\'s error! Use keyboard shortcut [Ctrl] + [C]');
            }
        }

        var createDlgShare = function () {
            $dlgShare = common.view.modals.create('share');

            var _encoded = encodeURIComponent(appConfig.shareUrl);
            var _mailto = 'mailto:?subject=I have shared a document with you: ' + appConfig.docTitle + '&body=I have shared a document with you: ' + _encoded;

            $dlgShare.find('#btn-copyshort').on('click', copytext.bind(this, $dlgShare.find('#id-short-url')));
            $dlgShare.find('.share-buttons > span').on('click', function(e){
                var _url;
                switch ($(e.target).attr('data-name')) {
                    case 'facebook':
                        _url = 'https://www.facebook.com/sharer/sharer.php?u=' + appConfig.shareUrl + '&t=' + encodeURI(appConfig.docTitle);
                        window.open(_url, '', 'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,height=300,width=600');
                        break;
                    case 'twitter':
                        _url = 'https://twitter.com/share?url='+ _encoded;
                        !!appConfig.docTitle && (_url += encodeURIComponent('&text=' + appConfig.docTitle));
                        window.open(_url, '', 'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,height=300,width=600');
                        break;
                    case 'email':
                        window.open(_mailto, '_self');
                        break;
                }
            });

            $dlgShare.find('#id-short-url').val(appConfig.shareUrl);
            $dlgShare.find('.share-buttons > #email.autotest').attr('data-test', _mailto);
        };

        var createDlgEmbed =function () {
            $dlgEmbed = common.view.modals.create('embed');

            var txtembed = $dlgEmbed.find('#txt-embed-url');
            txtembed.text(embedCode.replace('{embed-url}', appConfig.embedUrl).replace('{width}', minEmbedWidth).replace('{height}', minEmbedHeight));
            $dlgEmbed.find('#btn-copyembed').on('click', copytext.bind(this, txtembed));
            $dlgEmbed.find('#txt-embed-width, #txt-embed-height').on({
                'keypress': function(e){
                    if (e.keyCode == 13)
                        updateEmbedCode();
                }
                , 'focusout': function(e){
                    updateEmbedCode();
                }
            });
        };

        function updateEmbedCode(){
            var $txtwidth = $dlgEmbed.find('#txt-embed-width');
            var $txtheight = $dlgEmbed.find('#txt-embed-height');
            var newWidth  = parseInt($txtwidth.val()),
                newHeight = parseInt($txtheight.val());

            if (newWidth < minEmbedWidth)
                newWidth = minEmbedWidth;

            if (newHeight < minEmbedHeight)
                newHeight = minEmbedHeight;

            $dlgEmbed.find('#txt-embed-url').text(embedCode.replace('{embed-url}', appConfig.embedUrl).replace('{width}', newWidth).replace('{height}', newHeight));

            $txtwidth.val(newWidth + 'px');
            $txtheight.val(newHeight + 'px');
        }

        var attachToView = function(config) {
            if ( config.share && !!appConfig.shareUrl ) {
                if ( !$dlgShare ) {
                    createDlgShare();
                }

                $(config.share).on('click', function(e){
                    $dlgShare.modal('show');
                });
            }

            if ( config.embed && !!appConfig.embedUrl ) {
                if ( !$dlgEmbed ) {
                    createDlgEmbed();
                }

                $(config.embed).on('click', function(e) {
                    $dlgEmbed.modal('show');
                })
            }
        };

        return {
            init: function(config) { appConfig = config; }
            , attach: attachToView
        };
    });
}();