(function(){
    "use strict";

    angular.module("raz")
        .service("lazAccordionService", [function(){

            var service = this;

            var maxButtonGroups = 2;

            var activeButtons = {
                1: null,
                2: null
            };

            var cookiesAllowed = {
                1: true,
                2: true
            }

            return {
                initializeAccordion: initializeAccordion,
                getActiveButtonId: getActiveButtonId,
                setActiveButtonId: setActiveButtonId,
                isCookieAllowed: isCookieAllowed,
                clearCookies: clearCookies
            };

            function initializeAccordion(group) {
                var selectedButtons = [];

                var accordionButtonId = 'accordion-group-' + group + '-button';
                var accordionButtonClass = 'js-accordion-group-' + group + '-button';

                var accordionDivId = 'accordion-group-' + group + '-div';

                var accordionItemClass = 'js-accordion-group-' + group + '-item';

                var buttons = angular.element('.'+accordionButtonClass);

                _.each(buttons, function (button) {

                    var events = jQuery._data(button, 'events');

                    if (events && events.click && events.click.length < 2) {
                        angular.element(button).on("click", function() {
                            var buttonIdParts = angular.element(button).attr('id').split(accordionButtonId+'-');
                            var buttonId = parseInt(buttonIdParts[1]);
                            var div = angular.element('#'+accordionDivId+'-'+buttonId);
                            var containerDiv = angular.element(this).parent('.'+accordionItemClass);

                            selectedButtons = [];

                            if (div.is(":hidden")) { // only 1 div should be expanded at a time
                                closeAccordions(group);

                                div.slideDown();

                                containerDiv.addClass("is-active");
                                containerDiv.addClass("active");

                                selectedButtons.push(buttonId);
                            } else {
                                div.slideUp();

                                containerDiv.removeClass("is-active");
                                containerDiv.removeClass("active");
                            }

                            if (selectedButtons.length > 0) {
                                var cookieName = 'laz_accordion_' + group;
                                clg.commonUtils.setCookie(cookieName, buttonId, 1);
                            } else {
                                // clg.commonUtils.deleteCookie("laz_accordion_1");
                                // clg.commonUtils.deleteCookie("laz_accordion_2");
                            }
                        });
                    }

                });

                _.each(selectedButtons, function (savedButton) {
                    var button = angular.element('#'+accordionButtonId+'-'+savedButton);
                    button.click();
                });
            }

            function closeAccordions(group) {
                for (var i = maxButtonGroups; i >= group; --i) {
                    var accordionDivClass = 'js-accordion-group-' + i + '-div';
                    var accordionItemClass = 'js-accordion-group-' + i + '-item';

                    var otherDivs = angular.element('.'+accordionDivClass);

                    for (var counter = 0; counter < otherDivs.length; ++counter) {
                        var otherDiv = otherDivs.eq(counter);
                        if (!otherDiv.is(":hidden")) {
                            otherDiv.slideUp();
                            var otherDivContainer = otherDiv.parent('.'+accordionItemClass);
                            otherDivContainer.removeClass("is-active");
                            otherDivContainer.removeClass("active");
                        }
                    }
                }
            }

            function getActiveButtonId(group) {
                return activeButtons[group];
            }

            function setActiveButtonId(group, id) {
                var numericId = parseInt(id);

                activeButtons[group] = numericId ? numericId : null;

                for (var i = maxButtonGroups; i > group; --i) {
                    activeButtons[i] = null;
                }
            }

            function isCookieAllowed(group) {
                if (cookiesAllowed[group]) {
                    cookiesAllowed[group] = false;

                    return true;
                }

                return false;
            }

            function clearCookies() {
                var cookieBaseName = 'laz_accordion_';

                for (var i = 0; i < maxButtonGroups; ++i) {
                    var group = i + 1;
                    var cookieName = cookieBaseName + group;
                    clg.commonUtils.deleteCookie(cookieName);
                }
            }

        }]);

})();