/**
 * 订单信息读取
 * @author: bikai<kai.bi@yoho.cn>
 * @date: 2015/12/14
 */
var info = window.cookie('order-info'),
    orderInfo;

// info 必须是 JSON 字符串
try {
    info = JSON.parse(orderInfo);
} catch (e) {
    info = {};
}

exports.orderInfo = function(key, value) {
    if (value === undefined) {
        return info[key];
    }
    info[key] = value;
    window.setCookie('order-info', JSON.stringify(info));
};