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Create digital banking system.cpp
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nikhilgupta0
GitHub
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342
digital banking system.cpp
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342
digital banking system.cpp
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#include<iostream>
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#include<fstream>
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#include<cctype>
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#include<iomanip>
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using namespace std;
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class account
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{
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int acno;
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char name[50];
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int deposit;
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char type;
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public:
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void create_account(); //function to get data from user
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void show_account() const; //function to show data on screen
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void modify(); //function to add new data
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void dep(int); //function to accept amount and add to balance amount
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void draw(int); //function to accept amount and subtract from balance amount
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void report() const; //function to show data in tabular format
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int retacno() const; //function to return account number
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int retdeposit() const; //function to return balance amount
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char rettype() const; //function to return type of account
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}; //class ends here
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void account::create_account()
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{
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cout<<"\nEnter The account No. :";
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cin>>acno;
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cout<<"\n\nEnter The Name of The account Holder : ";
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cin.ignore();
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cin.getline(name,50);
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cout<<"\nEnter Type of The account (C/S) : ";
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cin>>type;
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type=toupper(type);
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cout<<"\nEnter The Initial amount(>=2000 for Saving and >=3000 for current ) : ";
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cin>>deposit;
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cout<<"\n\n\nAccount Created..";
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}
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void account::show_account() const
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{
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cout<<"\nAccount No. : "<<acno;
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cout<<"\nAccount Holder Name : ";
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cout<<name;
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cout<<"\nType of Account : "<<type;
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cout<<"\nBalance amount : "<<deposit;
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}
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void account::modify()
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{
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cout<<"\nAccount No. : "<<acno;
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cout<<"\nModify Account Holder Name : ";
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cin.ignore();
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cin.getline(name,50);
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cout<<"\nModify Type of Account : ";
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cin>>type;
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type=toupper(type);
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cout<<"\nModify Balance amount : ";
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cin>>deposit;
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}
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void account::dep(int x)
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{
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deposit+=x;
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}
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void account::draw(int x)
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{
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deposit-=x;
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}
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void account::report() const
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{
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cout<<acno<<setw(10)<<" "<<name<<setw(10)<<" "<<type<<setw(6)<<deposit<<endl;
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}
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int account::retacno() const
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{
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return acno;
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}
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int account::retdeposit() const
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{
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return deposit;
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}
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char account::rettype() const
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{
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return type;
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}
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void write_account(); //function to write record in binary file
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void display_sp(int); //function to display account details given by user
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void modify_account(int); //function to modify record of file
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void delete_account(int); //function to delete record of file
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void display_all(); //function to display all account details
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void deposit_withdraw(int, int); // function to desposit/withdraw amount for given account
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void intro(); //introductory screen function
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int main()
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{
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char ch;
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int num;
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intro();
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do
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{
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system("cls");
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cout<<"\n\n\n\tMAIN MENU";
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cout<<"\n\n\t01. NEW ACCOUNT";
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cout<<"\n\n\t02. DEPOSIT AMOUNT";
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cout<<"\n\n\t03. WITHDRAW AMOUNT";
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cout<<"\n\n\t04. BALANCE ENQUIRY";
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cout<<"\n\n\t05. ALL ACCOUNT HOLDER LIST";
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cout<<"\n\n\t06. CLOSE AN ACCOUNT";
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cout<<"\n\n\t07. MODIFY AN ACCOUNT";
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cout<<"\n\n\t08. EXIT";
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cout<<"\n\n\tSelect Your Option (1-8) ";
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cin>>ch;
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system("cls");
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switch(ch)
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{
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case '1':
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write_account();
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break;
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case '2':
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cout<<"\n\n\tEnter The account No. : "; cin>>num;
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deposit_withdraw(num, 1);
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break;
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case '3':
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cout<<"\n\n\tEnter The account No. : "; cin>>num;
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deposit_withdraw(num, 2);
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break;
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case '4':
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cout<<"\n\n\tEnter The account No. : "; cin>>num;
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display_sp(num);
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break;
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case '5':
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display_all();
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break;
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case '6':
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cout<<"\n\n\tEnter The account No. : "; cin>>num;
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delete_account(num);
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break;
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case '7':
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cout<<"\n\n\tEnter The account No. : "; cin>>num;
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modify_account(num);
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break;
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case '8':
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cout<<"\n\n\t## Thanks for using our product digital banking system ##";
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break;
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default :cout<<"\a";
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}
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cin.ignore();
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cin.get();
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}while(ch!='8');
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return 0;
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}
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void write_account()
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{
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account ac;
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ofstream outFile;
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outFile.open("account.dat",ios::binary|ios::app);
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ac.create_account();
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outFile.write(reinterpret_cast<char *> (&ac), sizeof(account));
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outFile.close();
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}
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void display_sp(int n)
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{
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account ac;
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bool flag=false;
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ifstream inFile;
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inFile.open("account.dat",ios::binary);
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if(!inFile)
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{
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cout<<"File could not be open !! Press any Key...";
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return;
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}
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cout<<"\nBALANCE DETAILS\n";
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while(inFile.read(reinterpret_cast<char *> (&ac), sizeof(account)))
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{
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if(ac.retacno()==n)
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{
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ac.show_account();
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flag=true;
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}
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}
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inFile.close();
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if(flag==false)
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cout<<"\n\nAccount number does not exist";
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}
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void modify_account(int n)
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{
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bool found=false;
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account ac;
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fstream File;
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File.open("account.dat",ios::binary|ios::in|ios::out);
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if(!File)
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{
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cout<<"File could not be open !! Press any Key...";
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return;
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}
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while(!File.eof() && found==false)
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{
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File.read(reinterpret_cast<char *> (&ac), sizeof(account));
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if(ac.retacno()==n)
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{
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ac.show_account();
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cout<<"\n\nEnter The New Details of account"<<endl;
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ac.modify();
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int pos=(-1)*static_cast<int>(sizeof(account));
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File.seekp(pos,ios::cur);
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File.write(reinterpret_cast<char *> (&ac), sizeof(account));
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cout<<"\n\n\t Record Updated";
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found=true;
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}
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}
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File.close();
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if(found==false)
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cout<<"\n\n Record Not Found ";
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}
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void delete_account(int n)
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{
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account ac;
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ifstream inFile;
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ofstream outFile;
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inFile.open("account.dat",ios::binary);
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if(!inFile)
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{
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cout<<"File could not be open !! Press any Key...";
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return;
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}
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outFile.open("Temp.dat",ios::binary);
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inFile.seekg(0,ios::beg);
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while(inFile.read(reinterpret_cast<char *> (&ac), sizeof(account)))
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{
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if(ac.retacno()!=n)
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{
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outFile.write(reinterpret_cast<char *> (&ac), sizeof(account));
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}
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}
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inFile.close();
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outFile.close();
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remove("account.dat");
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rename("Temp.dat","account.dat");
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cout<<"\n\n\tRecord Deleted ..";
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}
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void display_all()
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{
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account ac;
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ifstream inFile;
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inFile.open("account.dat",ios::binary);
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if(!inFile)
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{
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cout<<"File could not be open !! Press any Key...";
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return;
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}
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cout<<"\n\n\t\tACCOUNT HOLDER LIST\n\n";
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cout<<"====================================================\n";
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cout<<"A/c no. NAME Type Balance\n";
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cout<<"====================================================\n";
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while(inFile.read(reinterpret_cast<char *> (&ac), sizeof(account)))
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{
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ac.report();
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}
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inFile.close();
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}
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void deposit_withdraw(int n, int option)
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{
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int amt;
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bool found=false;
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account ac;
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fstream File;
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File.open("account.dat", ios::binary|ios::in|ios::out);
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if(!File)
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{
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cout<<"File could not be open !! Press any Key...";
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return;
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}
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while(!File.eof() && found==false)
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{
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File.read(reinterpret_cast<char *> (&ac), sizeof(account));
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if(ac.retacno()==n)
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{
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ac.show_account();
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if(option==1)
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{
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cout<<"\n\n\tTO DEPOSITE AMOUNT ";
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cout<<"\n\nEnter The amount to be deposited";
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cin>>amt;
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ac.dep(amt);
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}
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if(option==2)
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{
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cout<<"\n\n\tTO WITHDRAW AMOUNT ";
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cout<<"\n\nEnter The amount to be withdraw";
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cin>>amt;
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int bal=ac.retdeposit()-amt;
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if((bal<500 && ac.rettype()=='S') || (bal<1000 && ac.rettype()=='C'))
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cout<<"Insufficience balance";
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else
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ac.draw(amt);
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}
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int pos=(-1)*static_cast<int>(sizeof(ac));
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File.seekp(pos,ios::cur);
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File.write(reinterpret_cast<char *> (&ac), sizeof(account));
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cout<<"\n\n\t Record Updated";
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found=true;
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}
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}
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File.close();
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if(found==false)
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cout<<"\n\n Record Not Found ";
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}
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void intro()
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{
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cout<<"\n\n\n\t DIGITAL BANKING SYSTEM ";
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cout<<"\n\n\n\n MADE BY : NIKHIL AND ARPIT";
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}
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