; (function ($, window, document, undefined) {

'use strict';

Foundation.libs.accordion = {
    name: 'accordion',

    version: '5.5.0',

    settings: {
        content_class: 'content',
        active_class: 'active',
        multi_expand: false,
        toggleable: true,
        callback: function () {
        }
    },

    init: function (scope, method, options) {
        this.bindings(method, options);
    },

    events: function () {
        var self = this;
        var S = this.S;
        S(this.scope)
            .off('.fndtn.accordion')
            .on('click.fndtn.accordion', '[' + this.attr_name() + '] > .accordion-navigation > a', function (e) {
                var accordion = S(this).closest('[' + self.attr_name() + ']'),
                    groupSelector = self.attr_name() + '=' + accordion.attr(self.attr_name()),
                    settings = accordion.data(self.attr_name(true) + '-init') || self.settings,
                    target = S('#' + this.href.split('#')[1]),
                    aunts = $('> .accordion-navigation', accordion),
                    siblings = aunts.children('.' + settings.content_class),
                    active_content = siblings.filter('.' + settings.active_class);

                e.preventDefault();

                if (accordion.attr(self.attr_name())) {
                    siblings = siblings.add('[' + groupSelector + '] dd > ' + '.' + settings.content_class);
                    aunts = aunts.add('[' + groupSelector + '] .accordion-navigation');
                }

                if (settings.toggleable && target.is(active_content)) {
                    target.parent('.accordion-navigation').toggleClass(settings.active_class, false);
                    target.toggleClass(settings.active_class, false);
                    settings.callback(target);
                    target.triggerHandler('toggled', [accordion]);
                    accordion.triggerHandler('toggled', [target]);
                    return;
                }

                if (!settings.multi_expand) {
                    siblings.removeClass(settings.active_class);
                    aunts.removeClass(settings.active_class);
                }

                target.addClass(settings.active_class).parent().addClass(settings.active_class);
                settings.callback(target);
                target.triggerHandler('toggled', [accordion]);
                accordion.triggerHandler('toggled', [target]);
            });
    },

    off: function () {
    },

    reflow: function () {
    }
};

}(jQuery, window, window.document));