jQuery plugin pattern

jqueryPattern.js

(function ($, window) {
    "use strict";

    var pluginName = 'pluginName',    // Your plugin namespace.
        defaults = {            // Declare your plugin defaults here.
            'foo': 'bar'
        },
        Plugin = function (element, options) {

            var $element = $(element),
                state = {},     // An object representing the current state/status
                cache = {       // Cache your DOM lookups and any other variables eg., lengths of arrays, etc.
                    $window : $(window),
                    $document : $(document),
                    $body : $('body')
                },
                getOptions = function () {
                    return options;
                },
                getState = function () {
                    return state;
                },
                // Add the rest of your plugin logic and functions above this code, 
                // so they are declared before they are used below.
                setupEventHandlers = function () {
                    // Add all the plugin event handlers here.
                    
                },
                create = function () {
                    setupEventHandlers();

                    return this;
                },
                destroy = function () {

                };
            return {            // Expose your plugin's public methods.
                getOptions: getOptions,
                getState: getState,
                create: create,
                destroy: destroy
            };
        };

    $.fn[pluginName] = function (options) {
        return this.each(function () {
            if (!$(this).data(pluginName)) {
                options = $.extend({}, defaults, options);
                $(this).data(pluginName, new Plugin(this, options).create());
            }
        });
    };

    $.fn[pluginName].defaults = defaults;
}(jQuery, window));