python小项目--》老王开枪

"""
人类：
    属性：
        姓名
        血量
        手里的枪
    方法：
        装子弹
        装单夹
        取枪

子弹类
    属性
        杀伤力
    方法
        伤害敌人

弹夹类
    属性
        容量
        剩余子弹
    方法
        添加子弹
        消耗子弹

枪类
    属性
        弹夹（默认没有，需要安装）
    方法
        连接弹夹
        射击子弹
"""


class Ren:
    def __init__(self, name):
        self.name = name
        self.xue = 100
        self.qiang = None

    def naqiang(self, qiang):
        if self.qiang == None:
            self.qiang = qiang
        else:
            print("you qiang le")

    def anzidan(self, zidan, danjia):
        danjia.baocunzidan(zidan)

    def andanjia(self, qiang, danjia):
        qiang.lianjiedanjia(danjia)

    def kaiqiang(self, diren):
        self.qiang.she(diren)

    def diaoxue(self, shanghaili):
        self.xue -= shanghaili

    def __str__(self):
        return "%s的剩余血量为：%d" % (self.name, self.xue)


class ZiDan:
    def __init__(self, shanghaili):
        self.shanghaili = shanghaili

    def shanghai(self, diren):
        diren.diaoxue(self.shanghaili)


class Qiang:
    def __init__(self):
        self.danjia = None

    def lianjiedanjia(self, danjia):
        if self.danjia == None:
            self.danjia = danjia

    def she(self, diren):
        zidan = self.danjia.chuzidan()
        if zidan:
            zidan.shanghai(diren)
        else:
            print("No ZiDan")


class Danjia:
    def __init__(self, rongliang):
        self.rongliang = rongliang
        self.ronglianglist = []

    def baocunzidan(self, zidan):
        if len(self.ronglianglist) < self.rongliang:
            self.ronglianglist.append(zidan)

    def chuzidan(self):
        if len(self.ronglianglist) > 0:
            zidan = self.ronglianglist.pop()
            return zidan
        else:
            return None

    def __str__(self):
        return "剩余子弹数量：%d/%d" % (len(self.ronglianglist), self.rongliang)


# create Mr.Wang
laoWang = Ren("Mr.Wang")

# create danjia
danjia = Danjia(20)

# While to tianjia zidan
i = 0
while i < 15:
    zidan = ZiDan(5)
    laoWang.anzidan(zidan, danjia)
    i += 1
print(danjia)

# create qiang
qiang = Qiang()
laoWang.andanjia(qiang, danjia)

# create diren
diren = Ren("敌人")
# 老王拿起枪
laoWang.naqiang(qiang)
# Mr.Wang she diren
laoWang.kaiqiang(diren)
print(diren)
print(danjia)