var EXPO = EXPO || {}; //isolated namespace
EXPO.exposition = EXPO.exposition || {};
if (EXPO.exposition.list){
    console.warn('WARNING: EXPO.place.object is already defined!');
}else {

    EXPO.exposition.list = (function () {
// dependencies
        var com = EXPO.common,
            $waiter;

// variables
        var that = {};
        that.opt = {}; //свойства по умолчанию
//private
        $(function () {
            $waiter = $('#wait-ajax:not(.absolute)').css({'z-index': '8031'});
        });

// methods
        //инициализация общих свойств
        that.init = function (options) {
            $.extend(this.opt, options);
            com.opt.addCalendarText = this.opt.addCalendarText;
            com.opt.removeCalendarText = this.opt.removeCalendarText;

            $('#'+this.opt.event_news_subscribe.id).on("submit", function () {
                 var formData = $(this).serialize(),
                    formUrl = $(this).attr("action"),
                    $form = $(this),
                    /**
                     * executes after AJAX get request is complete
                     * @param data - data recieved from server ex
                     */
                    handler = function (data) {
                        var clearValue = function () {
                            $('.err',$form).removeClass("err");
                            $('.pwf-msg',$form).text('');
                        };
                        if (data.success != true){
                            clearValue();
                            for (var k in data.errors){
                                if (data.errors.hasOwnProperty(k)) {
                                    $('input[name="'+k+'"]',$form)
                                        .closest(".required").addClass("err")
                                        .siblings(".pwf-msg").text(data.errors[k]);
                                }
                            }

                        } else {
                            clearValue();
                            dataLayer.push({'event': 'event-news-subscribe-form'});
                            $('input:text',$form).val('');
                            $('p#success').show();
                            if (data.sent == true) {
                                window.location = data.redirect_url;
                            } else {
                                window.setTimeout(function () {
                                    $.fancybox.close();

                                    $form
                                        .parents('.pw-body')
                                        .find('#success')
                                        .hide();
                                }, 1000);
                            }


                        }
                        $waiter.hide();
                    };
                $waiter.show();
                com.postRequest(formData,formUrl,handler);
                return false;
            });
        };
        return that;
    }());
}