jQuery(document).ready(function() {
    var previewButton = jQuery('#previewbutton');

    previewButton.on('click', function(event) {
        event.preventDefault();

        var theme = jQuery('select[name="asp_theme"]').val();

        var link = jQuery('link#sweet-alert-theme');
        if (jQuery.inArray(theme, ['facebook', 'google', 'twitter']) != -1) {
            if (link.size() == 1) {
                link.attr('href', asp.aspexisweetpopups_url + 'css/sweetalert-' + theme + '.css');
            } else {
                jQuery('<link />', {
                    id: 'sweet-alert-theme',
                    rel: 'stylesheet',
                    type: 'text/css',
                    href: asp.aspexisweetpopups_url + 'css/sweetalert-' + theme + '.css'
                }).appendTo('head');
            }
        } else {
            link.remove();
        }

        var type = jQuery('input[name="asp_icon_type"]:checked').val();
        if (type == 'empty')
            type = '';

        swal({
            title: jQuery('input[name="asp_title"]').val(),
            text: asp_nl2br( jQuery('textarea[name="asp_content"]').val() ),
            type: type,
            html: true
        });
    });

    jQuery('input[name="asp_only_once"]').on('click', function() {
        if (!jQuery(this).is(':checked')) {
            jQuery('input[name="asp_only_once_days"]').prop('disabled', true);
        } else {
            jQuery('input[name="asp_only_once_days"]').prop('disabled', false);
        }
    });
});

function asp_nl2br (str, is_xhtml) {   
    var breakTag = (is_xhtml || typeof is_xhtml === 'undefined') ? '<br />' : '<br>';    
    return (str + '').replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1'+ breakTag +'$2');
}