Module 1

package com.company;

import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

class Window extends JFrame {

    private final String IMG_PATH = "Cat_.jpg";
    private final Font font = new Font("Verdana", Font.BOLD, 15);
    private final Font fontData = new Font("Verdana", Font.BOLD, 13);
    private static final Font listFont = new Font("Verdana", Font.BOLD, 11);
    private final Font newAccFont = new Font("Verdana", Font.PLAIN, 25);
    public static final String[] dataNames = {"Names", "Gender", "Year of birth", "Salary"};
    private static JPanel panel = new JPanel();

    Window() {
        super("Сотрудники");
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setSize(650, 500);
        setLocationRelativeTo(null);
        setResizable(false);
        panel.setLayout(null);

        JFrame addFrame = new JFrame("New Account");
        addFrame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
        addFrame.setSize(400, 600);
        addFrame.setLocationRelativeTo(null);
        addFrame.setLayout(null);
        addFrame.setResizable(false);
        addFrame.getContentPane().setBackground(Color.WHITE);

        JLabel empLabel = new JLabel("Сотрудники фирмы");
        empLabel.setBounds(100, 1, 200, 100);
        empLabel.setFont(font);
        panel.add(empLabel);

        JButton addEmp = new JButton("Добавить сотрудника");
        addEmp.setBounds(100, 350, 200, 50);
        panel.add(addEmp);

        addEmp.addActionListener(MouseEvent -> addFrame.setVisible(true));

        try {
            BufferedImage img = ImageIO.read(new File(IMG_PATH));
            ImageIcon icon = new ImageIcon(img);
            JLabel label = new JLabel(icon);
            label.setBounds(150, 10, 100, 133);
            addFrame.add(label);
        } catch (IOException e) {
            e.printStackTrace();
        }

        JLabel newAcc = new JLabel("New Account");
        newAcc.setBounds(120, 110, 200, 100);
        newAcc.setFont(newAccFont);
        addFrame.add(newAcc);


        JTextField[] dataFields = new JTextField[4];
        JLabel[] dataLabels = new JLabel[dataNames.length];

        int y = 150;
        for (int i = 0; i < dataFields.length; i++) {
            dataFields[i] = new JTextField();
            dataFields[i].setBounds(100, (y += 60), 200, 30);
            addFrame.add(dataFields[i]);
        }

        int Y = 120;
        for (int i = 0; i < dataNames.length; i++) {
            dataLabels[i] = new JLabel(dataNames[i]);
            dataLabels[i].setFont(fontData);
            dataLabels[i].setBounds(100, (Y += 60), 200, 30);
            addFrame.add(dataLabels[i]);
        }

        JButton addAccount = new JButton("New Account");
        addAccount.setBounds(120, 450, 160, 50);
        addFrame.add(addAccount);

        //getEmp();

        addAccount.addActionListener(MouseEvent -> {
            try {
                for (int i = 0; i < dataFields.length; i++)
                    if (dataFields[i].getText().equals("")) {
                        JOptionPane.showMessageDialog(null, "Вы заполнили не все поля");
                        return;
                    }
                String name = String.valueOf(dataFields[0].getText());
                String gender = String.valueOf(dataFields[1].getText());
                int yearOfBirth = Integer.parseInt(String.valueOf(dataFields[2].getText()));
                int salary = Integer.parseInt(String.valueOf(dataFields[3].getText()));
                new Employees(name, gender, yearOfBirth, salary);
                addFrame.dispose();
                getEmp();
                panel.updateUI();
                System.out.println(Employees.employees.get(Employees.employees.size() - 1));

            } catch (NumberFormatException e) {
                JOptionPane.showMessageDialog(null, "Недопустимые символы");
            }
        });


        setContentPane(panel);
    }

    private static void getEmp() {
        DefaultListModel listModel = new DefaultListModel();

        listModel.addElement(Employees.employees.get(Employees.employees.size() - 1));

        JList empList = new JList(listModel);

        empList.setFont(listFont);
        JScrollPane scrollPane = new JScrollPane(empList);
        scrollPane.setBounds(100, 100, 500, 230);
        panel.add(scrollPane);
    }

}


public class Main {
    public static void main(String[] args) {
        JFrame window = new Window();
        window.setVisible(true);
    }
}