ATM

import java.util.Scanner;

public class ATM 
{
    public class BankAccount {
        private String accountNumber;
        private String accountHolderName;
        private double balance;
    
        //constructor, getters, and setters for the BankAccount class
    }
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter the amount of money you want to withdraw: ");
        int amt = sc.nextInt();
        
        if (amt <= 500){
            System.out.println("You have withdrawn $" + amt);
        } else {
            System.out.println("Sorry, we can't process a transaction greater than $500");
        }
    }
    private BankAccount account;
    private Scanner scanner;

    public ATM(BankAccount account) {
        this.account = account;
        this.scanner = new Scanner(System.in);
    }

    public void performTransactions() {
        boolean quit = false;
        while (!quit) {
            System.out.println("\nWelcome to ATM!");
            System.out.println("Please select an option:");
            System.out.println("1. Check balance");
            System.out.println("2. Withdraw money");
            System.out.println("3. Deposit money");
            System.out.println("4. Quit");

            int option = scanner.nextInt();
            scanner.nextLine(); // consume newline not consumed by nextInt()

            switch (option) {
                case 1:
                    checkBalance();
                    break;
                case 2:
                    withdrawMoney();
                    break;
                case 3:
                    depositMoney();
                    break;
                case 4:
                    quit = true;
                    break;
                default:
                    System.out.println("Invalid option!");
            }
        }
    }

    private void checkBalance() {
        System.out.println("Your balance is: " + account.getBalance());
    }

    private void withdrawMoney() {
        System.out.println("Enter amount to withdraw:");
        double amount = scanner.nextDouble();

        if (account.withdraw(amount)) {
            System.out.println("Successfully withdrew: " + amount);
        } else {
            System.out.println("Failed to withdraw! Insufficient balance.");
        }
    }

    private void depositMoney() {
        System.out.println("Enter amount to deposit:");
        double amount = scanner.nextDouble();

        account.deposit(amount);
        System.out.println("Deposited successfully!");
    }
}