Atm-Mini-Project

#include<conio.h> #include #include using namespace std;

/* Mini Project - ATM -> Check Balance -> Cash withdraw -> User Details -> Update Mobile No. */

class atm // class atm { private: // private member varibles long int account_No; string name; int PIN; double balance; string mobile_No;

public: // public member functions

// setData function is setting the Data into the private member variables
void setData(long int account_No_a, string name_a, int PIN_a, double balance_a, string mobile_No_a)
{
	account_No = account_No_a;	 // assigning the formal arguments to the private member var's
	name = name_a;
	PIN = PIN_a;
	balance = balance_a;
	mobile_No = mobile_No_a;
}

//getAccountNo function is returning the user's account no.
long int getAccountNo()
{
	return account_No;
}

//getName function is returning the user's Name
string getName()
{
	return name;
}

//getPIN function is returning the user's PIN
int getPIN()
{
	return PIN;
}

//getBalance is returning the user's Bank Balance
double getBalance()
{
	return balance;
}

//getMobileNo is returning the user's Mobile No.
string getMobileNo()
{
	return mobile_No;
}

//setMobile function is Updating the user mobile no
void setMobile(string mob_prev, string mob_new)		
{
	if (mob_prev == mobile_No)						// it will check old Mobile no
	{
		mobile_No = mob_new;						// and Update with new, if old matches
		cout << endl << "Sucessfully Updated Mobile no.";
		_getch();				//getch is to hold the screen ( untill user press any key )																			
	}

	else							// Does not update if old mobile no. does not matches
	{
		cout << endl << "Incorrect !!! Old Mobile no";
		_getch();			  //getch is to hold the screen ( untill user press any key )
	}
}

//cashWithDraw function is used to withdraw money from ATM
void cashWithDraw(int amount_a)
{
	if (amount_a > 0 && amount_a < balance)		// check entered amount validity
	{
		balance -= amount_a;		// balance = balance - amount_a
		cout << endl << "Please Collect Your Cash";
		cout << endl << "Available Balance :" << balance;
		_getch();				//getch is to hold the screen(untill user press any key )
	}

	else
	{
		cout << endl << "Invalid Input or Insufficient Balance";
		_getch();				//getch is to hold the screen ( untill user press any key )
	}
}

};

///////////////////////////////////////////////////////////////////////////////////////////// int main() { int choice = 0, enterPIN; //enterPIN and enterAccountNo. ---> user authentication long int enterAccountNo;

system("cls");

// created User ( object )
atm user1;
// Set User Details ( into object )         ( Setting Default Data )
user1.setData(1234567, "Tim", 1111, 45000.90, "9087654321");


do
{
	system("cls");

	cout << endl << "****Welcome to ATM*****" << endl;
	cout << endl << "Enter Your Account No ";	  // asking user to enter account no
	cin >> enterAccountNo;

	cout << endl << "Enter PIN ";				 // asking user to enter PIN
	cin >> enterPIN;



	// check whether enter values matches with user details
	if ((enterAccountNo == user1.getAccountNo()) && (enterPIN == user1.getPIN()))
	{
		do
		{
			int amount = 0;
			string oldMobileNo, newMobileNo;

			system("cls");
			// user Interface
			cout << endl << "**** Welcome to ATM *****" << endl;
			cout << endl << "Select Options ";
			cout << endl << "1. Check Balance";
			cout << endl << "2. Cash withdraw";
			cout << endl << "3. Show User Details";
			cout << endl << "4. Update Mobile no.";
			cout << endl << "5. Exit" << endl;
			cin >> choice;						// taking user choice

			switch (choice)						// switch condition
			{
			case 1:								// if user presses 1 
				cout << endl << "Your Bank balance is :" << user1.getBalance(); 
												// getBalance is ... printing the users									bank balance
				_getch();
				break;


			case 2:									// if user presses 2
				cout << endl << "Enter the amount :";		
				cin >> amount;
				user1.cashWithDraw(amount);			// calling cashWithdraw function 
												    // passing the withdraw amount 
				break;


			case 3:										// if user presses 3
				cout << endl << "*** User Details are :- ";
				cout << endl << "-> Account no" << user1.getAccountNo();
				cout << endl << "-> Name      " << user1.getName();
				cout << endl << "-> Balance   " << user1.getBalance();
				cout << endl << "-> Mobile No." << user1.getMobileNo();
												// getting and printing user details
				_getch();
				break;


			case 4:								   //  if user presses 4
				cout << endl << "Enter Old Mobile No. ";
				cin >> oldMobileNo;							// take old mobile no

				cout << endl << "Enter New Mobile No. ";
				cin >> newMobileNo;							// take new mobile no

				user1.setMobile(oldMobileNo, newMobileNo);	// now set new mobile no
				break;

												// if user presses 5
			case 5:
				exit(0);						// exit application

			default:							// handle invalid user inputs
				cout << endl << "Enter Valid Data !!!";
			} 

		} while (1);				// MENU	   // condition will always TRUE and loop is										capable of running infinite times
	}

	else
	{
		cout << endl << "User Details are Invalid !!! ";
		_getch();
	}
} while (1);						//LOGIN		// condition will always TRUE and loop is										capable of running infinite times

return 0;

}