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@themaybhatti
themaybhatti authored Feb 11, 2021
1 parent 2fa5e72 commit 856f1e7
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382 changes: 382 additions & 0 deletions Bank_Management_System.cpp
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#include<fstream>
#include<iostream>
#include<conio.h>
#include<string.h>
#include<time.h>
#include<ctime>
#include<stdlib.h>
#include<iomanip>
using namespace std;

int date()
{
time_t now = time(0);
tm *ltm = localtime(&now);
cout<<"DATE : ";
cout<<ltm->tm_mday <<"-"<<1 + ltm->tm_mon<<"-"<<1900 + ltm->tm_year<<endl;
return 0;
}
int acc_number()
{
srand(time(NULL));
int account[9]={1,2,3,4,5,6,7,8,9},a;
for(int x=9;x>0;x--)
{
a=rand()%x;
cout<<account[a];
while(a<x-1)
{
account[a]=account[a+1];
a++;
}
}
cin.get();
cin.ignore();
return 0;
}

class account
{
private:
long double ac_number,contact;
char Fname[30],address[1000];
int Bdate,Bmonth,Byear,pin;
float mne,d_mne,w_mne;
public:
account()
{
ac_number=0;
strcpy(Fname,"No Name");
mne=0;
d_mne=0;
w_mne=0;
}
void newgetaccountdata();
void getaccountdata()
{
cout<<endl<<"Enter your Full name :";
cin.ignore();
cin.getline(Fname,29);
cout<<"Enter Date Of Birth :";
backtodate:
cin>>Bdate;
cin>>Bmonth;
cin>>Byear;
if(Bdate<1 || Bdate>31 || Bmonth<1 || Bmonth>12)
{
cout<<"Enter valid Date Of Birth :";
goto backtodate;
}
cout<<"Enter Your Address in single line :";
cin.ignore();
cin.getline(address,999);
cout<<"Enter your Contact Number(10 digit only):";
cin>>contact;

cout<<"Your account number :";
acc_number();
cout<<"Enter your account number given for confirmation :";
cin>>ac_number;

cout<<"Enter pin you want to set:";
cin>>pin;

cout<<"Enter some depositary money(min 1000) :";
cin>>mne;
while(mne<=1000)
{
cout<<endl<<"Enter valid amount :";
cin>>mne;
if(mne>=1000)
break;
}

}
void showaccountdata()
{
cout<<endl<<"account holder's name :"<<Fname;
cout<<endl<<"Holder Date OF Birth :"<<Bdate<<"|"<<Bmonth<<"|"<<Byear;
cout<<endl<<"Holder Address :"<<address;
cout<<endl<<"Holder Contact Number :"<<fixed<<setprecision(0)<<contact;
cout<<endl<<"Holder Current Balance :"<<fixed<<setprecision(0)<<mne;
}
int storeaccountdata();
void viewallaccount();
void searchaccount(long double *);
void deleteaccount(long double *,int *);
void updateaccount(long double *);
};
void account::newgetaccountdata()
{
char ans[5];
//cout<<"Do account holder's name is to be edited (YES or NO) :";
//cin>>ans;
/*if(!strcmp(ans,"NO"))
cout<<endl<<"Account holder's name:"<<Fname<<endl;
else
{
cout<<endl<<"Enter new account holder's name:";
cin>>Fname;
}*/
cout<<endl<<"Account holder's name:"<<Fname;
cout<<endl<<"Do account holder's contact is to be edited (YES or NO) :";
cin>>ans;
if(!strcmp(ans,"NO"))
cout<<endl<<"Account holder's Contact:"<<fixed<<setprecision(0)<<contact<<endl;
else
{
cout<<endl<<"Enter new account holder's Contact:";
cin>>contact;
}

cout<<endl<<"Do account holder's Address is to be edited (YES or NO) :";
cin>>ans;
if(!strcmp(ans,"NO"))
cout<<endl<<"Account holder's Address:"<<address<<endl;
else
{
cout<<endl<<"Enter new account holder's Address:";
cin.ignore();
cin.getline(address,999);
}

cout<<"Enter a depository amount:";
cin>>d_mne;
mne=d_mne+mne;
cout<<"Enter withdrawal amount:";
cin>>w_mne;
mne=mne-w_mne;
cout<<"Current balance of this account: "<<mne;
}
int account::storeaccountdata()
{
if(ac_number==0 && mne==0)
{
cout<<"Account not created.";
return(0);
}
else
{
ofstream fout;
fout.open("file.dat",ios::app|ios::ate|ios::binary);
fout.write((char*)this,sizeof(*this));
fout.close();
return(1);
}
}
void account::viewallaccount()
{
int cnt=1;
ifstream fin;
fin.open("file.dat",ios::in|ios::binary);
if(!fin)
cout<<"\n File not found.";
else{
fin.read((char*)this,sizeof(*this));
while(!fin.eof())
{
cout<<"Account:"<<cnt;
showaccountdata();
fin.read((char*)this,sizeof(*this));
cout<<endl<<endl;
cnt++;
}
cout<<"This "<<cnt-1<<" account exists.";
fin.close();
}
}
void account::searchaccount(long double *t)
{
int cnt=0,pin2;
char dcision[4];
ifstream fin;
fin.open("file.dat",ios::in|ios::binary);
if(!fin)
cout<<"\n File not found";
else{
fin.read((char*)this,sizeof(*this));
while(!fin.eof()){
if(*t==ac_number)
{
cout<<"\nEnter your account pin:";
cin>>pin2;
backtopin:;
if(pin2==(*this).pin)
{
showaccountdata();
cnt++;
}
else
{
cout<<"Enter YES or NO if you remember the pin:";
cin.ignore();
cin.getline(dcision,4);
if(!strcmp(dcision,"YES"))
{
cout<<"Enter valid pin:";
cin>>pin2;
goto backtopin;
}
else
{
cout<<"Sorry we cannot help you, Contact BANK HELP CENTRE.";
goto out;
}
}
}
fin.read((char*)this,sizeof(*this));
}
}
if(cnt==0)
{
cout<<"\n Error..! Account not found";
}
out:;
fin.close();
}
void account::deleteaccount(long double *t,int *pin2)
{
long double temp_num;
int temp_pin;
ifstream fin;
ofstream fout;
fin.open("file.dat",ios::out|ios::binary);
if(!fin)
cout<<"\n File not found";
else{
fout.open("temp.dat",ios::out|ios::binary);
fin.read((char*)this,sizeof(*this));
while(!fin.eof())
{
if(*t!=ac_number)
{
if(*pin2!=pin)
{
fout.write((char*)this,sizeof(*this));
}
}
else
{
temp_num=ac_number;
temp_pin=pin;

}
fin.read((char*)this,sizeof(*this));
}
if(*t==temp_num && *pin2==temp_pin)
{
cout<<"Account is deleted & COLLECT your CASH FROM DESK.";
fin.close();
fout.close();
remove("file.dat");
rename("temp.dat","file.dat");
}
else
{
cout<<"Account number or pin is invalid.";
fin.close();
fout.close();
}
}
}
void account::updateaccount(long double *t)
{
int pin2;
char dcision[4];
fstream file;
file.open("file.dat",ios::in|ios::out|ios::binary|ios::ate);
file.seekg(0);
file.read((char*)this,sizeof(*this));
while(!file.eof())
{
if(*t==ac_number)
{
cout<<"Enter pin:";
cin>>pin2;
if(pin2==(*this).pin)
{
newgetaccountdata();
file.seekp(file.tellp()-sizeof(*this));
file.write((char*)this,sizeof(*this));
}
else
{
cout<<"Sorry we cannot help you."<<endl<<"Pin is incorrect.";
}
}
file.read((char*)this,sizeof(*this));
}
file.close();
}
int menu()
{
int choice;
date();
cout<<"\n\t\t\t-->**** Bank management ****<--";
cout<<endl<<endl<<"\n\t--> 1. Insert a bank account.";
cout<<"\n\t--> 2. View all bank accounts.";
cout<<"\n\t--> 3. Search a bank account.";
cout<<"\n\t--> 4. Delete a bank account.";
cout<<"\n\t--> 5. Update a bank account.";
cout<<"\n\t--> 6. Exit";
cout<<"\n\n Enter a choice :";
cin>>choice;
return choice;
}
int main()
{
account b1;
while(1)
{

system("cls");
switch(menu())
{
case 1:

b1.getaccountdata();
b1.storeaccountdata();
cout<<"Account is created.";
break;
case 2:

b1.viewallaccount();
break;
case 3:

cout<<"Enter account number to search :";
long double atemp;
cin.ignore();
cin>>atemp;
b1.searchaccount(&atemp);
break;
case 4:

int pin2;
cout<<"Enter account number to delete account :";
cin>>atemp;
cout<<"Enter pin : ";
cin>>pin2;
b1.deleteaccount(&atemp,&pin2);
break;
case 5:

cout<<"Enter account number to update account :";
cin>>atemp;
b1.updateaccount(&atemp);
break;
case 6:

cout<<"Thank you for using this application";
cout<<"\nPress any key to continue";
_getch();
system("cls");
exit(0);
break;
default:

cout<<"\nInvalid Choice";
}
_getch();
}
}

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