/**
 * Created by jinxs on 14-8-19.
 */
(function ($) {
    /**
     * 缓存名称
     * @type {string}
     * @private
     */
    var _cacheName = 'uiDictCombobox';
    /**
     * @class 数据字典下拉框
     * @extends uiCombo
     * @requires {@link uiCombo}
     * @constructor uiCombobox
     * @summary 构造函数
     * @param [options] {Object|String} 组件配置参数|要调用的组件方法名
     * @param [param] {Object} 表示要调用的组件方法的参数
     * @example
     * // 构件组件
     * $('#selectAge').dictCombobox({direction: 'left'});
     * // 调用组件方法options
     * $('#selectAge').dictCombobox("options");
     */
    $.fn.dictCombobox = function (options, param) {
        if (typeof options == 'string') {
            var method = $.fn.dictCombobox.methods[options];
            if (method) {
                return method(this, param);
            }else
            {
                return $(this).uiCombobox(options,param);
            }
        }
        return this.each(function () {
            var me = $(this);
            var state = me.data(_cacheName);

            options = options || {};
            if (state) {
                $.extend(state.options, options);
            } else {
                state = {
                    options: $.extend({}, $.fn.dictCombobox.defaults, me.parseUIConfig(), options),
                    data: []
                };
                me.data(_cacheName, state);
            }
            _init(me);
        });
    };

    /**
     * 方法
     * @lends uiCombobox.prototype
     */
    $.fn.dictCombobox.methods = $.fn.uiCombobox.defaults;
    $.fn.dictCombobox.defaults = $.extend({}, $.fn.uiCombobox.defaults,
        /**
         * 默认配置
         * @lends uiCombobox.prototype
         */
        {
            /**
             * @type String
             * @default "value"
             * @summary 组件数据"值"字段
             */
            valueField: 'value',
            /**
             * @type String
             * @default "text"
             * @summary 组件数据"文本"字段
             */
            textField: 'name',
            /**
             * 字典key
             */
            dictKey: '',
            /**
             * 是否缓存数据
             */
            cache: true
        });
    var _init = function (target) {
        var state = $.data(target[0], _cacheName);
        var opts = state.options;
        var hdName = dict_prefix + opts.dictKey;
        if (window[hdName] && opts.cache) {
            opts.mode = 'local';
            opts.data = window[hdName];
        } else {
            opts.url = 'remote';
            opts.url = dictBaseUrl + opts.dictKey;
            opts.onLoadSuccess = function (data) {
                window[hdName]=data;
            }
        }
        target.uiCombobox(opts);
    }
})(jQuery);