GO语言面向对象08---投胎游戏

package main

import (
	"fmt"
	"math/rand"
	"os"
	"time"
)

/*
@内存数据持久化到文件
·循环输入一堆人名
·为每个人创建一个Person对象
·随机生成其性别、生肖、星座
·将这些信息写出到《投胎.txt》
*/

/*性别常量*/
type Gender int
var genders []string = []string{"女","男","娘炮","女汉子","死变态"}
const (
	Female Gender = iota
	Male
	niangpao
	nvhanzi
	sibiantai
)

/*生肖*/
type Shengxiao int
var shengxiaos []string = []string{"鼠","牛","虎","兔子","龙","蛇","马","羊","猴","鸡","狗","猪"}
const (
	Rat   Shengxiao   = iota //鼠
	Ox             //牛
	Tiger          //虎
	Rabbit         //兔子
	Dragon         //龙
	Snake          //蛇
	Horse          //马
	Goat           //羊
	Money          //猴
	Rooster        //鸡
	Dog            //狗
	Pig            //猪
)

/*星座*/
type Xingzuo int
var xingzuos []string = []string{"白羊座","金牛座","双子座","巨蟹座","狮子座","处女座","天秤座","天蝎座","射手座","摩羯座","水瓶座","双鱼座"}
const (
	Aries       Xingzuo = iota //白羊座
	Taurus                     // 金牛座
	Gemini                     // 双子座
	Cancer                     // 巨蟹座
	Leo                        // 狮子座
	Virgo                      // 处女座
	Libra                      //天秤座
	Scorpio                    //天蝎座
	Sagittarius                //射手座
	Capricornus                //摩羯座
	Aquarius                   //水瓶座
	Pisces                     //双鱼座
)

type Person struct {
	Name string
	Gender Gender
	Shengxiao Shengxiao
	Xingzuo Xingzuo
}

func NewPerson(name string,gender Gender,shengxiao Shengxiao,xingzuo Xingzuo) *Person {
	person :=new(Person)
	person.Name = name
	person.Xingzuo = xingzuo
	person.Shengxiao = shengxiao
	person.Gender = gender
	return person
}

/*
让Person实现系统的String接口（不要用指针去实现，要用实例去实现）
该接口的String()方法的返回值，会在fmt.printxxx时使用
*/
func (p Person)String() string {
	return fmt.Sprintf("Person{姓名：%s,性别：%s,生肖：%s,星座：%s}",p.Name,genders[p.Gender],shengxiaos[p.Shengxiao],xingzuos[p.Xingzuo])
}

func main() {
	var names = []string{"李元霸", "宇文成都","裴元庆","雄阔海","你妹","山本","一龙"}
	people := make([]*Person, 0)

	for _,name := range names{
		//随机生成性别，生肖，星座
		gender,shengxiao,xingzuo := GetRandomConfig()
		person := NewPerson(name, gender, shengxiao, xingzuo)

		people = append(people, person)
	}
	for _,p := range people{
		fmt.Println(*p)
		WritePerson2File(`F:BlockChaincodeW2day4投胎.txt`, p)
	}
}

/*将人员信息写入指定文件*/
func WritePerson2File(filename string, person *Person)  {
	file, err := os.OpenFile(filename, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
	if err != nil{
		fmt.Println("打开文件失败err=",err)
		return
	}
	defer file.Close()

	file.WriteString(person.String()+"
")
	fmt.Println("写出成功：",person.Name)
}

func GetRandomConfig() (gender Gender,shengxiao Shengxiao,xingzuo Xingzuo) {
	//强制阻塞睡眠1纳秒，以确保时间种子得以更新
	time.Sleep(1 * time.Nanosecond)
	rand := rand.New(rand.NewSource(time.Now().UnixNano()))
	gender = Gender(rand.Intn(5))
	shengxiao = Shengxiao(rand.Intn(12))
	xingzuo = Xingzuo(rand.Intn(12))
	return
}

输出：

Person{姓名：李元霸,性别：男,生肖：羊,星座：摩羯座}
写出成功： 李元霸
Person{姓名：宇文成都,性别：死变态,生肖：狗,星座：金牛座}
写出成功： 宇文成都
Person{姓名：裴元庆,性别：女汉子,生肖：鸡,星座：水瓶座}
写出成功： 裴元庆
Person{姓名：雄阔海,性别：娘炮,生肖：龙,星座：射手座}
写出成功： 雄阔海
Person{姓名：你妹,性别：女,生肖：狗,星座：处女座}
写出成功： 你妹
Person{姓名：山本,性别：女,生肖：鸡,星座：天秤座}
写出成功： 山本
Person{姓名：一龙,性别：娘炮,生肖：猴,星座：天蝎座}
写出成功： 一龙