namespace MyBank
{
class Program
{
static void Main(string[] args)
{
Bank b = new Bank();
b.Initial();
b.Alluser();
b.ShowCustomMenu();
}
}
}
namespace MyBank
{
class User
{
public string name;
public string password;
public string identitynum;
public double balance;
public string account;
public double MinusMoney(double money) {
if (money > 0)
{
if (money <= balance)
{
balance -= money;
return balance;
}
else
{
return -1;
}
}
else {
return -1;
}
}
public double SaveMoney(double money)
{
if (money > 0)
{
balance += money;
return balance;
}
else
{
return -1;
}
}
}
}
namespace MyBank
{
class Bank
{
User u = new User();
User[] ugroup = new User[3];
public void Initial() {
ugroup[0] = new User();
ugroup[0].name = "王丽丽";
ugroup[0].account = "1797080643561";
ugroup[0].password = "1234";
ugroup[0].identitynum = "121454243245";
ugroup[0].balance = 1000;
ugroup[1] = new User();
ugroup[1].name = "张莹莹";
ugroup[1].account = "1797543543536";
ugroup[1].password = "1846";
ugroup[1].identitynum = "513456456545";
ugroup[1].balance = 2000;
ugroup[2] = new User();
ugroup[2].name = "李欣欣";
ugroup[2].account = "1544545543536";
ugroup[2].password = "5451";
ugroup[2].identitynum = "542867654212";
ugroup[2].balance = 8000;
}
public void Alluser() {
foreach(User uu in ugroup){
Console.WriteLine("账户姓名:{0} 账号:{1} 存款余额:{2} 密码:{3} 身份证号:{4}", uu.name,uu.account,uu.balance,uu.password,uu.identitynum);
}
}
public void CreateAccont()
{
Console.WriteLine("请输入用户名:");
u.name = Console.ReadLine();
u.account = "179708064356";
Console.WriteLine("请输入用户密码:");
u.password = Console.ReadLine();
Console.WriteLine("请输入用户身份证号:");
u.identitynum = Console.ReadLine();
Console.WriteLine("请输入用户存款金额:");
u.balance = double.Parse(Console.ReadLine());
Console.WriteLine("账户:{0},用户名:{1},存款金额:{2} 创建成功!", u.account, u.name, u.balance);
Console.ReadLine();
}
public void WithDraw() {
string account;
string pwd;
Console.WriteLine("请输入账号:");
account = Console.ReadLine();
if (account.Length == 0) {
Console.WriteLine("输入的账号不正确!");
return;
}
Console.WriteLine("请输入密码:");
pwd = Console.ReadLine();
if (!pwd.Equals(u.password))
{
Console.WriteLine("密码有误!");
return;
}
Console.WriteLine("请输入取款金额:");
double money = double.Parse(Console.ReadLine());
double result = u.MinusMoney(money);
if (result == -1)
{
Console.WriteLine("取款失败");
}
else {
Console.WriteLine("取款成功!当前余额:"+result);
}
Console.ReadLine();
}
public void Save()
{
string account;
string pwd;
Console.WriteLine("请输入账号:");
account = Console.ReadLine();
if (account.Length == 0)
{
Console.WriteLine("输入的账号不正确!");
return;
}
Console.WriteLine("请输入密码:");
pwd = Console.ReadLine();
if (!pwd.Equals(u.password))
{
Console.WriteLine("密码有误!");
return;
}
Console.WriteLine("请输入存款金额:");
double money = double.Parse(Console.ReadLine());
double result = u.SaveMoney(money);
if (result == -1)
{
Console.WriteLine("存款失败");
}
else
{
Console.WriteLine("存款成功!当前余额:" + result);
}
Console.ReadLine();
}
private int Transfer(string fAccount, string fPwd, string tAccount, double money, ref double fBalance, ref double tBalance) {
User uf = Checkuser(fAccount, fPwd);
if (uf == null) {
return -1;
}
User ut = Checkuserbyaccount(tAccount);
if (ut == null) {
return -2;
}
if (uf.MinusMoney(money) == -1) {
return -3;
}
fBalance = uf.balance;
if (ut.SaveMoney(money) == -1) {
return -3;
}
tBalance = ut.balance;
return 1;
}
public void Inputtransferdata() {
Console.WriteLine("请输入转出账号:");
string fromAccount = Console.ReadLine();
Console.WriteLine("请输入转出账户密码:");
string fromPwd = Console.ReadLine();
Console.WriteLine("请输入转入账号:");
string toAccount = Console.ReadLine();
Console.WriteLine("请输入转账金额:");
double money =double.Parse(Console.ReadLine());
double fbalance = 0, tbalance = 0;
int iRet = Transfer(fromAccount,fromPwd, toAccount, money, ref fbalance, ref tbalance);
if (iRet == 1) {
Console.WriteLine("转账成功,转出账号{0}余额为:{1},转入账号{2}余额为:{3}", fromAccount, fbalance, toAccount, tbalance);
}
else if (iRet == -1) {
Console.WriteLine("转出账户的账号或密码输入错误!");
}
else if (iRet == -2) {
Console.WriteLine("转入账号不正确!");
}
else if (iRet == -3) {
Console.WriteLine("转账操作失败!");
}
Console.ReadLine();
}
//访问修饰符/ 返回值类型/ 方法名(参数类型/参数列表);
public User Checkuser(string fromAccount,string fromPwd) {
foreach (User uu in ugroup)
{
if (fromAccount.Equals(uu.account) && fromPwd.Equals(uu.password))
{
return uu;
}
}return null;
}
public User Checkuserbyaccount(string taccount){
foreach (User uu in ugroup)
{
if (taccount.Equals(uu.account))
{
return uu;
}
} return null;
}
public void chaxun()
{
Console.WriteLine("请输入账号:");
string Account = Console.ReadLine();
Console.WriteLine("请输入密码:");
string Pwd = Console.ReadLine();
double a=checkzh(ref Account,ref Pwd);
if (a !=0)
{
string s = string.Format("{0:F2}", a);
Console.WriteLine("账户的余额为:" + s);
}
else {
Console.WriteLine("账户不存在");
}
Console.ReadLine();
}
public double checkzh(ref string a,ref string b) {
foreach (User uu in ugroup) {
if (a.Equals(uu.account))
{
return uu.balance;
}
}
return 0;
}
public void ShowCustomMenu() {
string option;
Console.WriteLine("=========欢迎使用自助银行服务=========");
Console.WriteLine("1:开户 2:存款 3:取款 4:转账 5:查询余额 6:修改密码 0:退出");
Console.WriteLine("======================================");
option = Console.ReadLine();
switch (option) {
case "1":
CreateAccont();
break;
case "2":
Save();
break;
case "3":
WithDraw();
break;
case "4":
Inputtransferdata();
break;
case "5":
chaxun();
break;
case "6":
break;
case "0":
break;
default:
Console.WriteLine("输入无效!");
break;
}
}
}
}
