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    基于python实现银行管理系统

    一、python银行管理系统


    二、分析部分


    三、代码部分

    import random
    
    
    class bankUser:
        # 卡号,用户姓名,身份证号,手机,预存,密码
        Count_id = ""
        Count_Name = ""
        Count_IDCard = ""
        Count_phone = ""
        Count_Money = 0.00
        Count_password = ""
        Count_Root = True
    
        def __init__(self, Count_id, Count_IDCard, Count_Name, Count_phone, Count_Money, Count_password, Count_Root):
            self.Count_id = Count_id
            self.Count_IDCard = Count_IDCard
            self.Count_phone = Count_phone
            self.Count_Money = Count_Money
            self.Count_password = Count_password
            self.Count_Root = Count_Root
            self.Count_Name = Count_Name
    
    
    class DaoServer:
    
        # 检测账号是否已经被锁
        def isLock(self, i_id):
            with open("F:\\userFile.txt", 'r') as seaFile:
                mes = seaFile.readlines()
                for index in mes:
                    matchId = index.split("~")[0]
                    if matchId == i_id and index.split("~")[6] is False:
                        return True
            pass
            return False
    
        # 作用1:开户匹配是否有同样的身份证注册这个账户,有就返回假,没有返回真。传的参数是身份证号
        # 作用2:在查询时看看是否存在这个账号
        def searchBlock(self, IdCard):
            with open("F:\\userFile.txt", 'r') as seaFile:
                mes = seaFile.readlines()
                # id~pass~idcard~name~phone~money
                for index in mes:
                    matchIdcard = index.split("~")[1]
                    matchId = index.split("~")[0]
                    if matchIdcard == IdCard or matchId == IdCard:
                        return False
            pass
            return True
    
        # 注册账户
        def register(self, user):
            if self.searchBlock(user.Count_IDCard):
                # 开始开户
                a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0]
                # 产生的一个账号
                numArray = random.sample(a, 6)
                # id~pass~idcard~name~phone~money
                # Count_id, Count_IDCard, Count_phone, Count_Money, Count_password, Count_Root
                # user.Count_id = ''.join(str(k) for k in numArray)
                # 用于生成的账户是否已经存在,如果存在就重新生成
                while not self.searchBlock(user.Count_id):
                    numArray = random.sample(a, 6)
                    # Count_id, Count_IDCard, Count_phone, Count_Money, Count_password, Count_Root
                    user.Count_id = ''.join(str(k) for k in numArray)
                line = user.Count_id + "~" + user.Count_IDCard + "~" + user.Count_Name + "~" + user.Count_phone + "~" + str(
                    user.Count_Money) + "~" + user.Count_password + "~" + str(user.Count_Root) + "\n"
                with open("F:\\userFile.txt", 'a+') as writeFile:
                    writeFile.writelines(line)
                    pass
                return True
            else:
                return False
    
        # 验证密码和账号是否一致
        # 正确返回user对象,否则返回Null
        def proof(self, pId, pPassword):
            with open("F:\\userFile.txt", 'r') as proofFile:
                proofMes = proofFile.readlines()
                for pIndex in proofMes:
                    fId = pIndex.split("~")[0]
                    fPassword = pIndex.split("~")[5]
                    if fId == pId and fPassword == pPassword:
                        f = bankUser(pIndex.split("~")[0], pIndex.split("~")[1], pIndex.split("~")[2], pIndex.split("~")[3],
                                     pIndex.split("~")[4], pIndex.split("~")[5], pIndex.split("~")[6])
                        return f
                return None
    
        # 锁控制函数 + 还可以进行重新数据更新后重新写入数据
        # 数据更新函数
        def Lock(self, lockU, res):
            lId = lockU.Count_id
            r_mes = []
            with open('F:\\userFile.txt', 'r') as rFile:
                r_mes = rFile.readlines()
                for r_index in r_mes:
                    if r_index.split("~")[0] == lId:
                        line = lId + "~" + r_index.split("~")[1] + "~" + r_index.split("~")[2] + "~" + r_index.split("~")[
                            3] + "~" + str(lockU.Count_Money) + "~" + r_index.split("~")[5] + "~" + str(res) + "\n"
                        r_mes.remove(r_index)
                        r_mes.append(line)
                        break
            pass
    
            with open('F:\\userFile.txt', 'w') as file:
                pass
    
            with open('F:\\userFile.txt', 'w') as file:
                for i in r_mes:
                    file.writelines(i)
                pass
    
        # 查询账户
        def search(self, sId, sPassword):
            # 看看有没有这个账户
            # 参数:账户
            if not self.searchBlock(sId):
    
                # 存在这个账户,然后进行账户密码验证
                # 查看是否被锁定
                if self.isLock(sId):
                    print("账号有危险,程序自动退出!")
                    exit(0)
                res = self.proof(sId, sPassword)
                n = 1
    
                while res is None and n = 3:
                    sPassword = input("密码有误,请重新输入:")
                    n = n + 1
                    res = self.proof(sId, sPassword)
    
                if res is None:
                    # 锁住,返回
                    self.Lock(sId, False)
                    print("有危险,账号已经锁住!")
                    return None
                else:
                    # 打印信息
                    print("=" * 50)
                    print("||", " " * 13, res.Count_Name, " 先生(女士)", " " * 13, "||")
                    print("||\t账户:", res.Count_id, " " * 6, "金额:", res.Count_Money, " " * 13, "||")
                    print("=" * 50)
                    return res
            else:
                print("本行没有这个账户!")
                return None
            pass
    
        # 取款 | 存款
        #   1     2
        def getOrSaveMoney(self, flag, gId, gPassword):
            getRes = self.search(gId, gPassword)
            if getRes is None:
                return None
            else:
                if flag is 1:
                    money = int(input("请输入你要取的金额:"))
                    getRes.Count_Money = int(getRes.Count_Money) - money
                    if money = 0 or money > int(getRes.Count_Money):
                        print("输入有误")
                        return getRes
                else:
                    money = int(input("请输入你要存的金额:"))
                    getRes.Count_Money = int(getRes.Count_Money) + money
                self.Lock(getRes, True)
                print(getRes.Count_Money)
                return getRes
    
        # 获取转向那个人的目标钱数
        def getGoalMoey(self, goalId):
            with open("F:\\userFile.txt", 'r') as seaFile:
                mes = seaFile.readlines()
                for index in mes:
                    if index.split("~")[0] == goalId:
                        return int(index.split("~")[4])
            pass
    
        # 转账
        def Transfer(self, tId, tPa):
            rRes = self.search(tId, tPa)
            if rRes is not None:
    
                if self.isLock(tId):
                    print("此账号有危险,程序自动退出!")
                    exit(0)
    
                # 转向账号
                goalId = input("请输入你要转向的那个人的账号:")
                if self.searchBlock(goalId):
                    print("本行没有 ", goalId, " 这个账户")
                else:
                    much = int(input("请输入你要转的金额:"))
                    if much  0 or much > int(rRes.Count_Money):
                        print("输入有误,即将退出...")
                        return None
                    else:
                        u = bankUser(goalId, "", "", "", str(self.getGoalMoey(goalId) + much), "", True)
                        # def Lock(self, lockU, res):
                        self.Lock(u, True)
                        rRes.Count_Money = int(rRes.Count_Money) - much
                        self.Lock(rRes, True)
                        print("已经完成转账!")
            else:
                print("本行没有 ", tId, " 这个账户")
    
    
    def welcomeView():
        print("*" * 40)
        print("***", " " * 32, "***")
        print("***", " " * 32, "***")
        print("***", " " * 7, "欢迎登录银行管理系统", " " * 7, "***")
        print("***", " " * 32, "***")
        print("***", " " * 32, "***")
        print("*" * 40)
    
    
    def functionView():
        print("*" * 50)
        print("***", " " * 42, "***")
    
        print("***\t1.开户(1)", " " * 20, "2.查询(2)\t   ***")
        print("***\t3.取款(3)", " " * 20, "5.存款(4)\t   ***")
        print("***\t5.转账(5)", " " * 20, "6.锁定(6)\t   ***")
        print("***\t7.解锁(7)", " " * 32, "***")
        print("***", " " * 42, "***")
        print("***\t退出(Q)", " " * 35, "***")
        print("***", " " * 42, "***")
        print("*" * 50)
    
    
    
    
    welcomeView()
    print("欢迎管理员前来工作:")
    b = True
    m_id = input("请输入管理员账号:")
    while b:
        if m_id == "admine":
            break
        else:
            m_id = input("请重新输入管理员账号:")
    pas = input("请输入管理员密码:")
    a = True
    m_pas = input("请输入管理员密码:")
    while a:
        if m_pas == "123":
            break
        else:
            m_pas = input("请重新输入管理员密码:")
    
    functionView()
    type = input("请输入你的操作:")
    while type is not 'Q':
        if type == "1":
            u_name = input("请输入你的姓名:")
            u_phone = input("请输入你的电话:")
            u_idCard = input("请输入你的身份证号:")
            u_money = input("请输入你的预存金额:")
            u_pass = input("请输入你的密码:")
            u_user = bankUser("", u_idCard, u_name, u_phone, int(u_money), u_pass, True)
            d1 = DaoServer()
            boo = d1.register(u_user)
            if boo:
                print("注册成功!")
            else:
                print("注册失败!")
        elif type == "2":
            s_id = input("请输入你的账户:")
            s_pass = input("请输入你的密码:")
            d2 = DaoServer()
            d2.search(s_id, s_pass)
        elif type == "3":
            d3 = DaoServer()
            g_id = input("请输入你的账户:")
            g_pass = input("请输入你的密码:")
            d3.getOrSaveMoney(1, g_id, g_pass)
        elif type == "4":
            d4 = DaoServer()
            s_id = input("请输入你的账户:")
            s_pass = input("请输入你的密码:")
            d4.getOrSaveMoney(2, s_id, s_pass)
        elif type == "5":
            t_id = input("请输入你的账户:")
            t_pass = input("请输入你的密码:")
            d5 = DaoServer()
            d5.Transfer(t_id, t_pass)
        elif type == "6":
            d5 = DaoServer()
            p_id = input("请输入你的账户:")
            p_pass = input("请输入你的密码:")
            flag = d5.proof(p_id, p_pass)
            if flag is not None:
                d5.Lock(flag, False)
                print("锁定成功!")
            else:
                print("锁定失败")
        elif type == "7":
            d6 = DaoServer()
            ul_id = input("请输入你的账户:")
            ul_pass = input("请输入你的密码:")
            flag = d6.proof(ul_id, ul_pass)
            if flag is not None:
                d5.Lock(flag, True)
                print("解锁成功")
            else:
                print("解锁失败")
        elif type =="Q" or type == "q":
            exit(0)
        else:
            print("输入有误请重新输入:")
        type = input("请输入你的操作:")
        functionView()
    

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