/**
 * jQuery plugin for Sortable
 * @author    RubaXa   <trash@rubaxa.org>
 * @license MIT
 */
(function (factory) {
    "use strict";

    if (typeof define === "function" && define.amd) {
        define(["jquery"], factory);
    }
    else {
        /* jshint sub:true */
        factory(jQuery);
    }
})(function ($) {
    "use strict";


    /* CODE */


    /**
     * jQuery plugin for Sortable
     * @param   {Object|String} options
     * @param   {..*}           [args]
     * @returns {jQuery|*}
     */
    $.fn.sortable = function (options) {
        var retVal,
            args = arguments;

        this.each(function () {
            var $el = $(this),
                sortable = $el.data('sortable');

            if (!sortable && (options instanceof Object || !options)) {
                sortable = new Sortable(this, options);
                $el.data('sortable', sortable);
            }

            if (sortable) {
                if (options === 'widget') {
                    return sortable;
                }
                else if (options === 'destroy') {
                    sortable.destroy();
                    $el.removeData('sortable');
                }
                else if (typeof sortable[options] === 'function') {
                    retVal = sortable[options].apply(sortable, [].slice.call(args, 1));
                }
                else if (options in sortable.options) {
                    retVal = sortable.option.apply(sortable, args);
                }
            }
        });

        return (retVal === void 0) ? this : retVal;
    };
});