// 创建一位人类
var Human = function(param) {
    // 技能
    this.skill = param && param.skill || '保密'；
    // 兴趣爱好
    this.hobby = param && param.hobby || '保密'；
}
// 类人原型方法
Human.prototype = {
    getSkill: function() {
        return this.skill;
    },
    getHobby: function() {
        return this.hobby;
    }
}
// 实例化姓名类
var Named = function(name) {
    var that = this;
    // 构造器
    // 构造函数解析姓名的姓与名
    (function(name, that) {
        that.wholeName = name;
        if(name.indexOf(' ') > -1) {
            that.FirstName = name.slice(0, name.indexOf(' '));
            that.SecondName = name.slice(name.indexOf(' '));
        }
    })(name, that);
}
// 实例化职位类
var Work = function(work) {
    var that = this;
    // 构造器
    // 构造函数中通过传入的职位特征来设置相应职位以及描述
    (function(work, that) {
        switch(work) {
            case 'code':
                that.work = '工程师';
                that.workDescript = '每天沉醉于编程';
                break;
            case 'UI':
            case 'UE':
                that.work = '设计师'；
                that.workDescript = '设计更似一种艺术';
                break;
            case 'teach':
                that.work = '教师';
                that.workDescript = '分享也是一种快乐';
                break;
            default:
                that.work = wokr;
                that.workDescript = '对不起，我们还不清楚您所选择职位的相关描述';
        }
    })(work, that);
}
// 更换期望的职位
Work.prototype.changeWork = function(work) {
    this.work = work;
}
// 添加对职位的描述
Work.prototype..changeDescript = function(sentence) {
    this.workDescript = sentence;
}

/****
 * 应聘者建造者
 * 参数name: 姓名（全名）
 * 参数work: 期望职位
 **/
 var Person = function(name, work) {
     // 创建应聘者缓存对象
     var _person = new Human();
     // 创建应聘者姓名解析对象
     _person.name = new Named(name);
     // 创建应聘者期望职位
     _person.work = new Work(work);
     // 将创建的应聘者对象返回
     return _person;
 }

var person = new Person('xiao ming', 'code');
console.log(person.skill); // 保密
console.log(person.name.FirstName); // xiao
console.log(person.work.work); // 工程师
console.log(person.work.workDescript); // 每天沉醉于编程
person.work.changeDescript('更改一下职位描述！');
console.log(person.work.workDescript); // 更改一下职位描述！