Hi I am making a banking system in c++ but getting a problem I am not sharp in programmin if you can help then thanks
//***************************************************************
// HEADER FILE USED IN PROJECT
//****************************************************************
#include<iostream>
#include<conio.h>
#include<stdio.h>
#include<process.h>
#include<fstream>
#include<ctype.h>
//***************************************************************
// CLASS USED IN PROJECT
//****************************************************************
using namespace std;
class account
{
int acno;
char name[50];
int deposit, withdraw;
char type;
public:
void create_account()
{
cout<<"\nEnter The account No.";
cin>>acno;
cout<<"\n\nEnter The Name of The account Holder ";
gets(name);
cout<<"\nEnter Type of The account (C/S) ";
cin>>type;
type=toupper(type);
cout<<"\nEnter The Initial amount(>=500 for Saving and >=1000 for current )";
cin>>deposit;
cout<<"\n\n\nAccount Created..";
}
void show_account()
{
cout<<"\nAccount No. : "<<acno;
cout<<"\nAccount Holder Name : ";
puts(name);
cout<<"\nType of Account : "<<type;
cout<<"\nBalance amount : "<<deposit;
}
void modify_account()
{
cout<<"\nAccount No. : "<<acno;
cout<<"\nModify Account Holder Name : ";
gets(name);
cout<<"\nModify Type of Account : ";cin>>type;
cout<<"\nModify Balance amount : ";cin>>deposit;
}
void dep(int x)
{
deposit+=x;
}
void draw(int x)
{
deposit-=x;
}
void report()
{cout<<acno<<"\t"<<name<<"\t\t"<<type<<"\t\t"<<deposit<<endl;}
int retacno()
{return acno;}
float retdeposit()
{return deposit;}
char rettype()
{return type;}
}; //class ends here
//***************************************************************
// global declaration for stream object, object
//****************************************************************
fstream fp;
account ac;
Write w;
Read r;
Modify m;
Delete del;
Display dis;
Deposit dep;
//***************************************************************
// function to write in file
//****************************************************************
class Write{
public:
void write_account()
{
fp.open("account.dat",ios::out|ios::app);
ac.create_account();
fp.write((char*)&ac,sizeof(account));
fp.close();
}
};//class close
//***************************************************************
// function to read specific record from file
//****************************************************************
class Read{
public:
void display_sp(int n)
{
clrscr();
cout<<"\nBALANCE DETAILS\n";
int flag=0;
fp.open("account.dat",ios::in);
while(fp.read((char*)&ac,sizeof(account)))
{
if(ac.retacno()==n)
{
ac.show_account();
flag=1;
}
}
fp.close();
if(flag==0)
cout<<"\n\nAccount number does not exist";
getch();
}
};//class close
//***************************************************************
// function to modify record of file
//****************************************************************
class Modify{
public:
void modify_account()
{
int no,found=0;
clrscr();
cout<<"\n\n\tTo Modify ";
cout<<"\n\n\tEnter The account No. of The account";
cin>>no;
fp.open("account.dat",ios::in|ios::out);
while(fp.read((char*)&ac,sizeof(account)) && found==0)
{
if(ac.retacno()==no)
{
ac.show_account();
cout<<"\nEnter The New Details of account"<<endl;
ac.modify_account();
int pos=-1*sizeof(ac);
fp.seekp(pos,ios::cur);
fp.write((char*)&ac,sizeof(account));
cout<<"\n\n\t Record Updated";
found=1;
}
}
fp.close();
if(found==0)
cout<<"\n\n Record Not Found ";
getch();
}
};//class close
//***************************************************************
// function to delete record of file
//****************************************************************
class Delete{
public:
void delete_account()
{
int no;
clrscr();
cout<<"\n\n\n\tDelete Record";
cout<<"\n\nEnter The account no. of the customer You Want To Delete";
cin>>no;
fp.open("account.dat",ios::in|ios::out);
fstream fp2;
fp2.open("Temp.dat",ios::out);
fp.seekg(0,ios::beg);
while(fp.read((char*)&ac,sizeof(account)))
{
if(ac.retacno()!=no)
{
fp2.write((char*)&ac,sizeof(account));
}
}
fp2.close();
fp.close();
remove("account.dat");
rename("Temp.dat","account.dat");
cout<<"\n\n\tRecord Deleted ..";
getch();
}
};//class close
//***************************************************************
// function to display all accounts deposit list
//****************************************************************
class Display{
public:
void display_all()
{
clrscr();
fp.open("account.dat",ios::in);
if(!fp)
{
cout<<"ERROR!!! FILE COULD NOT BE OPEN\n\n\n Go To Admin Menu to create File";
getch();
return;
}
cout<<"\n\n\t\tACCOUNT HOLDER LIST\n\n";
cout<<"====================================================\n";
cout<<"A/c no.\tNAME\t\tType\t\tBalance\n";
cout<<"====================================================\n";
while(fp.read((char*)&ac,sizeof(account)))
{
ac.report();
}
fp.close();
}
};//class close
//***************************************************************
// function to deposit and withdraw amounts
//****************************************************************
class Deposit{
public:
void deposit_withdraw(int option)
{
int no,found=0,amt;
clrscr();
cout<<"\n\n\tEnter The account No.";
cin>>no;
fp.open("account.dat",ios::in|ios::out);
while(fp.read((char*)&ac,sizeof(account)) && found==0)
{
if(ac.retacno()==no)
{
ac.show_account();
if(option==1)
{
cout<<"\n\n\tTO DEPOSITE AMOUNT ";
cout<<"\n\nEnter The amount to be deposited";
cin>>amt;
ac.dep(amt);
}
if(option==2)
{
cout<<"\n\n\tTO WITHDRAW AMOUNT ";
cout<<"\n\nEnter The amount to be withdraw";
cin>>amt;
int bal=ac.retdeposit()-amt;
if((bal<500 && ac.rettype()=='S') || (bal<1000 && ac.rettype()=='C'))
cout<<"Insufficience balance";
else
ac.draw(amt);
}
int pos=-1*sizeof(ac);
fp.seekp(pos,ios::cur);
fp.write((char*)&ac,sizeof(account));
cout<<"\n\n\t Record Updated";
found=1;
}
}
fp.close();
if(found==0)
cout<<"\n\n Record Not Found ";
getch();
}
};//class close
//***************************************************************
// INTRODUCTION FUNCTION
//****************************************************************
void intro()
{
clrscr();
gotoxy(31,11);
cout<<"BANKING";
gotoxy(35,14);
cout<<"TRANSACTIONS";
gotoxy(35,17);
cout<<"SYSTEM";
cout<<"\n\nMADE BY : your name";
cout<<"\n\nCOMPANY : your Company name";
getch();
}
//***************************************************************
// THE MAIN FUNCTION OF PROGRAM
//****************************************************************
void main()
{
char ch;
intro();
do
{
clrscr();
cout<<"\n\n\n\tMAIN MENU";
cout<<"\n\n\t01. NEW ACCOUNT";
cout<<"\n\n\t02. DEPOSIT AMOUNT";
cout<<"\n\n\t03. WITHDRAW AMOUNT";
cout<<"\n\n\t04. BALANCE ENQUIRY";
cout<<"\n\n\t05. ALL ACCOUNT HOLDER LIST";
cout<<"\n\n\t06. CLOSE AN ACCOUNT";
cout<<"\n\n\t07. MODIFY AN ACCOUNT";
cout<<"\n\n\t08. EXIT";
cout<<"\n\n\tSelect Your Option (1-8) ";
ch=getche();
switch(ch)
{
case '1': clrscr();
w.write_account();
getch();
break;
case '2': clrscr();
dep.deposit_withdraw(1);
break;
case '3': clrscr();
dep.deposit_withdraw(2);
getch();
break;
case '4': int num;
clrscr();
cout<<"\n\n\tEnter The account No. ";
cin>>num;
r.display_sp(num);
break;
case '5': clrscr();
dis.display_all();
getch();
break;
case '6': del.delete_account();
break;
case '7': clrscr();
m.modify_account();
getch();
break;
case '8':exit(0);
default :cout<<"\a";
}
}while(ch!='8');
}
//***************************************************************
// END OF PROJECT
//***************************************************************