ATM

package Money;

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.DecimalFormat;
import java.util.*;
import javax.swing.*;


public class guiAtm extends JFrame {
    a
    //Global variables
    //These variables can be called on at any point of the program
    static double userBal; //Used to store the user's balance
    static DecimalFormat df = new DecimalFormat("####0.00");


    static JTextField text;
    static JLabel labelMessage;
    private static JButton buttonSubmit;
    static JPanel panel = new JPanel();
    static JTextField ddouble = new JTextField();


    public guiAtm(){ //This constructor calls the UI method and sets parameters of the program's JFrame

         panel.setBackground(Color.PINK);
            getContentPane().add(panel);



            JLabel label = new JLabel("Enter Your UserName: ");
            panel.add(label);

            text = new JTextField();
            text.setPreferredSize(new Dimension(150, 30));
            panel.add(text);


        mainMenu2(userBal);


        setSize(600, 600);

        setLocationRelativeTo(null);

        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        setResizable(false);




    }

public static double mainMenu2(double userBal) { // initialize JComboBox(drop-down menu) and is the super method from which all methods in the program derive
        // Makes it easier to test the design of the GUI before adding values/listeners





        String[] options = { "Deposit", "Withdraw", "Balance Inquiry", "Exit"   };

        JComboBox list = new JComboBox(options);



        labelMessage = new JLabel("Please enter your name!");
        panel.add(labelMessage);


        buttonSubmit = new JButton("Submit");
        panel.add(buttonSubmit);
        buttonSubmit.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                String name = text.getText();
                if (name.isEmpty()) {
                    labelMessage.setText("Please Try Again");
                }else {
                    labelMessage.setText("UserName is: " + name.toUpperCase());

                    //Current balance and mainMenu buttons will only appear after the user has successfully entered their name

                    JLabel labelUserBal = new JLabel("Your current balance is: $" + (df.format(userBal)));
                    panel.add(labelUserBal);

                    panel.add(list); ///adds drop down menu


                    list.addActionListener(new ActionListener() {

                        @Override
                        public void actionPerformed(ActionEvent e) {
                                JComboBox<String> list = (JComboBox<String>) e.getSource();
                                String selectedOption = (String) list.getSelectedItem();

                                //Menu options

                                if (selectedOption.equals("Deposit")) {

                                    System.out.println("Good choice!");



                                    depositMethod(userBal);




                                   //This was that cause of the recurring Submit Button problem
                                   // mainMenu2(userBal);



                                } else if (selectedOption.equals("Withdraw")) {

                                    System.out.println("Nice pick, too!");

                                    withdrawMethod();



                                } else if  (selectedOption.equals("Balance Inquiry")) {


                                    JOptionPane.showMessageDialog(null, "Here is your current balance: $" + (df.format(userBal))); //Creates a dialog box that displays a printed message






                                } else {

                                    System.exit(0);

                                    //Create Dialogue box that will ask if you are sure you want to exit. If Yes, then system.exit(0), if No, then kick user back to mainMenu2

                                }
                            }
                        });



                }

            }
        });

        return userBal;

        /*
         * b1.addActionListener(new ActionListener() { //Utilizing addActionListener
         * constructor to make the button perform an action based on the method within
         *
         * public void actionPerformed(ActionEvent e) { //The method that will determine
         * the action of the button
         *
         * depositMethod(userBal);
         *
         * //JOptionPane.showMessageDialog(null, "FinalBoss is a Savage"); //Creates a
         * dialog box that displays a printed message }
         *
         *
         * });
         */



    }

    public static void main(String[] args) { //Entry point of program

        SwingUtilities.invokeLater(new Runnable() {

            @Override
            public void run() {
                new guiAtm().setVisible(true);;
            }
        });




}







public static double depositMethod (double userBal) {


    labelMessage.setText("Proceed"); //Why is this needed in order for the rest of the method to appear on the panel?

    JLabel jbl = new JLabel("Enter the amount that you would like to deposit today: ");
    panel.add(jbl);

    JTextField ddouble = new JTextField();
    panel.add(ddouble);

    ddouble.setPreferredSize(new Dimension(200,24));




    JButton buttonDeposit = new JButton("Deposit Money");
    panel.add(buttonDeposit);
    buttonDeposit.addActionListener(new ActionListener() {


        public void actionPerformed(ActionEvent e) {


            double depAmt = Double.parseDouble(ddouble.getText());


            depositMath(depAmt);


            System.out.println(userBal);


            JOptionPane.showMessageDialog(null, "Your new balance is: $" + (df.format(userBal)) + ". " + "Would you like to make an additional transaction?");


        }


    });





    return userBal;


}



public static double depositMath(double depAmt) { //new class to hold userBal variable since you cannot pass it to the ActionListener by normal means





    //double depAmt = Double.valueOf(ddouble.getText());

    System.out.println(userBal);

    userBal = userBal + depAmt;

    System.out.println(userBal);


    //JOptionPane.showMessageDialog(null, "Your new balance is: $" + (df.format(userBal)) + ". " + "Would you like to make an additional transaction?");


    return userBal;




}


public static void withdrawMethod() {


    labelMessage.setText("Withdrawl Activated");

    JLabel jbl = new JLabel("Enter the amount that you would like to withdraw today: ");
    panel.add(jbl);

    JTextField wdouble = new JTextField();
    panel.add(wdouble);

    wdouble.setPreferredSize(new Dimension(200,24));


    JButton buttonWithdraw = new JButton("Withdraw Money");
    panel.add(buttonWithdraw);
    buttonWithdraw.addActionListener(new ActionListener() {

        @Override
        public void actionPerformed(ActionEvent e) {

            double withAmt = Double.parseDouble(wdouble.getText());

            userBal = userBal - withAmt;

            JOptionPane.showMessageDialog(null, "Your new balance is: $" + (df.format(userBal)) + ". " + "Would you like to make an additional transaction?");

            return;

        }
    });





}





}