Simple-ATM-machine/tempCodeRunnerFile.java at main · Teshan2000/Simple-ATM-machine · GitHub

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import java.util.Scanner;

public class ATM_machine {
    public static void main(String[] args) {

        String cardNo = "200020104110";
        String pinNo = "1234";
        int cardCount = 0;
        int pinCount = 0;
        //double balance = 5000.00;

        Scanner input = new Scanner(System.in);

        while (cardCount<3) {

            System.out.println("Welcome to the ATM Machine!");

            System.out.println("Please Enter your Card Number:");
            String enteredCardNo = input.nextLine();

            if (!enteredCardNo.equals(cardNo)) {
                System.out.println("Invalid Card Number!");
                System.out.println("Please Enter Again!");
                cardCount++;

                if (cardCount==3) {
                    System.out.println("You entered your Card Number 3 Times!");
                    System.out.println("Please Enter your Card Number Again!");
                    main(args);
                }
            }

            else {

                while (pinCount<3) {

                    System.out.println("Please Enter your Pin Number: ");
                    String enteredPinNo = input.nextLine();

                    if (!enteredPinNo.equals(pinNo)) {

                        System.out.println("Invalid Pin Number!");
                        System.out.println("Please Enter Again!");
                        pinCount++;

                        if (pinCount==3) {
                            System.out.println("You entered your Pin Number 3 Times!");
                            System.out.println("Please Enter your pin Number Again!");
                            main(args);
                        }
                    }

                    else {

                        System.out.println("Do You want to continue Transaction?");
                        System.out.println("\n\t\t\t\t (1)Yes");
                        System.out.println("\n\t\t\t\t (2)No");
                        int continueTransaction = input.nextInt();

                        if (continueTransaction==1) {

                            System.out.println("Please Choose your option!");

                            System.out.println("\n\t\t\t\t (1) Check your Balance");
                            System.out.println("\n\t\t\t\t (2) Withdraw your Money");
                            System.out.println("\n\t\t\t\t (3) Deposit your Money");
                            System.out.println("\n\t\t\t\t (4) Cancel");
                            int choice = input.nextInt();

                            switch (choice) {

                                case 1:
                                Balance();
                                break;

                                case 2:
                                Withdraw();
                                break;

                                case 3:
                                Deposit();
                                break;

                                case 4:
                                main(args);

                            }
                        }

                        if (continueTransaction==2) {

                            System.exit(continueTransaction);
                        }

                    }


                }
            }
        }


    }

    static void Balance() {
        System.out.println("Your Balance is Rs.5000.00");
    }

    static void Withdraw() {
        double balance = 5000.00;
        Scanner amount = new Scanner(System.in);
        System.out.println("Please Enter your amount of Withdrawing");
        double withdrawl = amount.nextDouble();
        if (withdrawl >= balance) {
            System.out.println("Insufficient Balance!");
            System.out.println("Try Again!");
        }
        else {
            System.out.println("Your Withdrawn Money is " + withdrawl);
            double newBalance = balance - withdrawl;
            System.out.println("Your New Balance is " + newBalance);

        }

    }

    static void Deposit() {
        double balance = 5000.00;
        Scanner amount = new Scanner(System.in);
        System.out.println("Please Enter your amount of Depositing");
        double diposit = amount.nextDouble();
        if (diposit >= balance) {
            System.out.println("Insufficient Balance!");
            System.out.println("Try Again!");
        }
        else {
            System.out.println("Your Depositted Money is " + diposit);
            double newBalance = balance + diposit;
            System.out.println("Your New Balance is " + newBalance);

        }

    }


}