;(function (define) {
    'use strict';

    define(["jquery"],
        function ($) {

            return function () {
                // define variables for code legibility
                var toggleActionElements = $('.toggle-visibility-button');

                var updateToggleActionText = function (targetElement, actionElement) {
                    var show_text = actionElement.data('show');
                    var hide_text = actionElement.data('hide');

                    if (targetElement.is(":visible")) {
                        if (hide_text) {
                            actionElement.html(actionElement.data('hide'));
                        } else {
                            actionElement.hide();
                        }
                    } else {
                        if (show_text) {
                            actionElement.html(actionElement.data('show'));
                        }
                    }
                };

                $.each(toggleActionElements, function (i, elem) {
                    var toggleActionElement = $(elem);
                    var toggleTargetElement = toggleActionElement.siblings('.toggle-visibility-element');

                    updateToggleActionText(toggleTargetElement, toggleActionElement);

                    toggleActionElement.on('click', function (event) {
                        event.preventDefault();
                        toggleTargetElement.toggleClass('hidden');
                        updateToggleActionText(toggleTargetElement, toggleActionElement);
                    });
                });
            };
        });
})(define || RequireJS.define);