#include <iostream>
#include <string.h>
#include <stdio.h>
#include <iomanip>
//文件操作必写
#include <fstream>
using namespace std;
//银行中最大的账户数量
#define MAXACCOUNTNUMBER 20000
//银行卡的开号初始值
#define INITNUMBER 10001
struct Account
{
long accNumber; //卡号
char accName[20]; //户主
char accPwd[10]; //密码
double balance; //余额
char flag[6]; //卡的状态
};
//银行中所有卡
Account array[MAXACCOUNTNUMBER];
//银行中银行卡数量
int size=0;
//欢迎界面
void welcome();
//登录
void login();
//主界面
void mainFrame();
//密码检测
bool decide( char pass[]);
//生成银行中自增卡号
long autoCreament();
//开户
void openAccount();
//存款
void deposit();
//取款
void draw();
//销户
void closed();
//查询
void demand();
//退出
void quit();
//输出指定卡的信息
void printAccount(Account acc);
void read(); //文件读取
void preserve(); //文件保存
//根据卡号查找卡在数组中的下标
int searchAccount(long accNumber);
int main()
{
read();
//欢迎界面
welcome();
//登录
login();
while(1)
{
//业务选择
mainFrame();
preserve();
}
return 0;
}
//管理员登陆
void login()
{
char loginName[20];
char loginPwd[20];
int i;
//..
for(i=1;i<4;i++)
{
cout<<"请输入管理员账号：";
fflush(stdin);
gets(loginName);
cout<<"请输入管理员密码：";
fflush(stdin);
gets(loginPwd);
//判断
if(strcmp(loginName,"田宇")==0&&strcmp(loginPwd,"计124-3")==0)
{
break;
}
else
{
if(i<3)
{
cout<<"账号或密码错误!请核对后重新输入\n";
cout<<"您还有"<<3-i<<"次机会重新输入账号和密码。"<<endl;
}
else
{
cout<<"密码错误超过3次，退出系统……\n";
exit(0);
}
}
}
}
//总界面
void welcome()
{
cout<<" +------------------------------------------+"<<endl;
cout<<" |-----------欢迎登陆田氏银行系统-----------|"<<endl;
cout<<" +------------------------------------------+"<<endl;
}
//用户界面
void mainFrame()
{
int order;
cout<<" |-----------------------------------|"<<endl;
cout<<" |--------------1.开户---------------|"<<endl;
cout<<" |-----------------------------------|"<<endl;
cout<<" |--------------2.存款---------------|"<<endl;
cout<<" |-----------------------------------|"<<endl;
cout<<" |--------------3.取款---------------|"<<endl;
cout<<" |-----------------------------------|"<<endl;
cout<<" |--------------4.销户---------------|"<<endl;
cout<<" |-----------------------------------|"<<endl;
cout<<" |--------------5.查询---------------|"<<endl;
cout<<" |-----------------------------------|"<<endl;
cout<<" |--------------6.退出---------------|"<<endl;
cout<<" |-----------------------------------|"<<endl;
cout<<"请输入操作指令"<<endl;
cin>>order;
switch(order){
case 1:
openAccount();
break;
case 2:
deposit();
break;
case 3:
draw();
break;
case 4:
closed();
break;
case 5:
demand();
break;
case 6:
quit();
break;
default:
break;
}
}
//开户
void openAccount()
{
Account mm;
cout<<"请输入户主:";
cin>>array[size].accName;
cout<<"请输入密码（六位纯数字）:";
cin>>array[size].accPwd;
if(decide(array[size].accPwd))
{
cout<<"请再次输入密码（六位纯数字）:";
cin>>mm.accPwd;
if(strcmp(array[size].accPwd,mm.accPwd)==0)
{
cout<<"请输入金额:";
cin>>array[size].balance;
strcpy(array[size].flag,"正常");
//写卡号
array[size].accNumber=autoCreament();
printAccount(array[size]);
size++;
cout<<"开户成功,按enter键返回"<<endl;
preserve();
fflush(stdin);
getchar();
mainFrame();
}
else
{
cout<<"两次输入的密码不一致，请重新开户"<<endl;
openAccount();
}
}
else
{
cout<<"密码必须为6位数字，请重新开户"<<endl;
openAccount();
}
}
//用户信息读取
void read()
{
ifstream account("yinhang.txt",ios::in);
int s1;
if(!account)
{
cerr<<"open error"<<endl;
exit(1);
}
account>>size;
for(s1=0;s1<size;++s1)
{
account>>array[s1].accNumber;
account>>array[s1].accName;
account>>array[s1].accPwd;
account>>array[s1].balance;
account>>array[s1].flag;
}
account.close();
}
//用户信息写入
void preserve()
{
ofstream account("yinhang.txt",ios::out);
int s1;
if(!account)
{
cerr<<"open error"<<endl;
exit(1);
}
for(s1=0;s1<size;++s1)
{
account<<s1+1<<" ";
account<<array[s1].accNumber<<" ";
account<<array[s1].accName<<" ";
account<<array[s1].accPwd<<" ";
account<<array[s1].balance<<" ";
account<<array[s1].flag<<" ";
account<<endl;
}
account.close();
}
//密码鉴定
bool decide( char pass[])
{
bool flag=true;
int len,i;
len=strlen(pass);
if(len==6)
{
for(i=0;i<len;i++)
{
if(pass[i]<48||pass[i]>57){
flag=false;
break;
}
}
}else{
flag=false;
}
return flag;
}
//卡号的递增
long autoCreament()
{
if(size==0)
{
return INITNUMBER;
}
else
{
return array[size-1].accNumber+1;
}
}
//输出指定卡的信息
void printAccount(Account acc)
{
cout<<" |----------------------------------------|"<<endl;
cout<<setiosflags(ios::left)<<" |"<<setw(8)<<"卡号"<<setw(8)<<"户主"<<setw(8)<<"密码"<<setw(8)<<"金额"<<setw(8)<<"状态"<<"|"<<endl;
cout<<setiosflags(ios::left)<<" +----------------------------------------+"<<endl;
cout<<setiosflags(ios::left)<<" |"<<setw(8)<<acc.accNumber<<setw(8)<<acc.accName<<setw(8)<<" 有 "<<setw(8)<<acc.balance<<setw(8)<<acc.flag<<"|"<<endl;
cout<<" |----------------------------------------|"<<endl;
}
/*根据卡号查找卡的下标
* 若返回值=-1,卡号有误
*/
int searchAccount(long accNumber)
{
int i,pos=-1;
for(i=0;i<size;i++)
{
if(array[i].accNumber==accNumber)
{
//找到了这张卡
pos=i;
break;
}
}
return pos;
}
//存款
void deposit()
{
long accNum,accNum1;//存款的账号
double money;//存款的金额
int pos;
char a;
cout<<"请输入存款账号:";
cin>>accNum;
pos=searchAccount(accNum);
if(strcmp(array[pos].flag,"已销户")==0)
{
cout<<"此卡已销户，重新输入卡号请按Y 返回主菜单请按其他键"<<endl;
cin>>a;
if(a=='Y' || a=='y')
{
deposit();
}
else
{
mainFrame();
}
}
if(pos==-1)
{
//卡号有误
cout<<"卡号不存在，请重新输入卡号"<<endl;
//...
deposit();
}
cout<<"请再次输入存款账号:";
cin>>accNum1;
if(accNum!=accNum1)
{
cout<<"两次输入的账号不一致，请确认后再次输入"<<endl;
deposit();
}
else
{
cout<<"请输入存款金额:";
cin>>money;
//展示下存款前卡的信息
cout<<"存款前卡的信息:"<<endl;
printAccount(array[pos]);
//找到了该卡号所对应的卡
array[pos].balance+=money;
//展示存款后卡的信息
cout<<"存款后卡的信息:"<<endl;
printAccount(array[pos]);
cout<<"存款成功,按enter键返回"<<endl;
preserve();
fflush(stdin);
getchar();
mainFrame();
}
}
//取款
void draw()
{
long accNum;//取款的账号
double money;//取款的金额
int pos,i;
char a,b;
Account mm;
cout<<"请输入取款的账号:";
cin>>accNum;
pos=searchAccount(accNum);
if(strcmp(array[pos].flag,"已销户")==0)
{
cout<<"此卡已销户，重新输入卡号请按Y 返回主菜单请按其他键"<<endl;
cin>>a;
if(a=='Y' || a=='y')
{
draw();
}
else
{
mainFrame();
}
}
if(pos==-1)
{
//卡号有误
cout<<"卡号不存在，请重新输入卡号"<<endl;
//...
draw();
}
else
{
for(i=1;i<4;i++)
{
cout<<"请输入密码:";
cin>>mm.accPwd;
if(strcmp(array[pos].accPwd,mm.accPwd)==0)
{
break;
}
else
{
if(i<3)
{
cout<<"账号或密码错误!请核对后重新输入\n";
cout<<"您还有"<<3-i<<"次机会重新输入账号和密码。"<<endl;
}
else
{
cout<<"密码错误超过3次，退出系统……\n";
exit(0);
}
}
}
}
cout<<"请输入取款金额:";
cin>>money;
//展示下取款前卡的信息
cout<<"取款前卡的信息:"<<endl;
printAccount(array[pos]);
if(array[pos].balance<money)
{
cout<<"您的余额不足，重新输入取款账号和密码请按Y 返回主菜单请按其他键"<<endl;
cin>>b;
if(b=='Y' || b=='y')
{
draw();
}
else
{
mainFrame();
}
}
else
{
//找到了取卡号所对应的卡
array[pos].balance-=money;
}
//展示存款后卡的信息
cout<<"取款后卡的信息:"<<endl;
printAccount(array[pos]);
cout<<"取款成功,按enter键返回"<<endl;
preserve();
fflush(stdin);
getchar();
mainFrame();
}
//查询
void demand()
{
long accNum;//查询的账号
int pos,i;
char a;
Account mm;
cout<<"请输入要查询的账号:";
cin>>accNum;
pos=searchAccount(accNum);
if(pos==-1)
{
//卡号有误
cout<<"卡号不存在，重新输入卡号请按Y 返回主菜单请按其他键"<<endl;
cin>>a;
if(a=='Y' || a=='y')
{
demand();
}
else
{
mainFrame();
}
}
else
{
for(i=1;i<4;i++)
{
cout<<"请输入密码:";
cin>>mm.accPwd;
if(strcmp(array[pos].accPwd,mm.accPwd)==0)
{
break;
}
else
{
if(i<3)
{
cout<<"账号或密码错误!请核对后重新输入\n";
cout<<"您还有"<<3-i<<"次机会重新输入账号和密码。"<<endl;
}
else
{
cout<<"密码错误超过3次，退出系统……\n";
exit(0);
}
}
}
}
//展示卡的信息
cout<<"此卡的信息:"<<endl;
printAccount(array[pos]);
cout<<"查询成功,按enter键返回"<<endl;
fflush(stdin);
getchar();
mainFrame();
}
//销户
void closed()
{
long accNum;//销户的账号
int pos,i;
char a;
Account mm;
cout<<"请输入要销户的账号:";
cin>>accNum;
pos=searchAccount(accNum);
if(pos==-1)
{
//卡号有误
cout<<"卡号不存在，请重新输入卡号"<<endl;
//...
closed();
}
else
{
for(i=1;i<4;i++)
{
cout<<"请输入密码:";
cin>>mm.accPwd;
if(strcmp(array[pos].accPwd,mm.accPwd)==0)
{
cout<<endl<<"销户前卡的信息:"<<endl;
printAccount(array[pos]);
cout<<"您将进行销户！！！！！！"<<endl;
cout<<" 确定请按Y 按其他键返回主菜单 "<<endl;
cin>>a;
if(a=='Y' || a=='y')
{
getchar();
array[pos].balance=0;
strcpy(array[pos].flag,"已销户");
strcpy(array[pos].accName,"无");
cout<<endl<<"销户后卡的信息:"<<endl;
printAccount(array[pos]);
cout<<endl<<"销户成功,按enter键返回"<<endl;
preserve();
fflush(stdin);
getchar();
mainFrame();
}
else
{
mainFrame();
}
}
else
{
if(i<3)
{
cout<<"账号或密码错误!请核对后重新输入\n";
cout<<"您还有"<<3-i<<"次机会重新输入账号和密码。"<<endl;
}
else
{
cout<<"密码连续3次错误！！！销户失败！！！"<<endl;
cout<<endl<<"按enter键返回"<<endl;
fflush(stdin);
getchar();
mainFrame();
}
}
}
}
}
//退出
void quit()
{
char a;
cout<<"退出请按Y 按其他键返回主菜单 "<<endl;
cin>>a;
if(a=='Y' || a=='y')
{
cout<<"感谢您本次的使用，欢迎下次光临。"<<endl;
exit(0);
}
else
{
mainFrame();
}
}
