package com.company;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class ClientGUI extends JFrame implements Thread.UncaughtExceptionHandler,
        ActionListener {

    private static final int WIDTH = 400;
        private static final int HEIGHT = 300;

        private final JTextArea log = new JTextArea();

        private final JPanel panelTop = new JPanel(new GridLayout(2, 3));
        private final JTextField tfIPAddress = new JTextField("127.0.0.1");
        private final JTextField tfPort = new JTextField("8189");
        private final JCheckBox cbAlwaysOnTop = new JCheckBox("Always on top");
        private final JTextField tfLogin = new JTextField("ivan_igorevich");
        private final JPasswordField tfPassword = new JPasswordField("123456");
        private final JButton btnLogin = new JButton("Login");

        private final JPanel panelBottom = new JPanel(new BorderLayout());
        private final JButton btnDisconnect = new JButton("Disconnect");
        private final JTextField tfMessage = new JTextField();
        private final JButton btnSend = new JButton("Send");
        private final JList<String> userList = new JList<>();

        public static void main(String[] args) {
            SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    new ClientGUI();
                }
            });
        }

        ClientGUI() {
            Thread.setDefaultUncaughtExceptionHandler(this);
            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
            setLocationRelativeTo(null);
            setSize(WIDTH, HEIGHT);
            setTitle("Chat Client");

            panelTop.add(tfIPAddress);
            panelTop.add(tfPort);
            panelTop.add(cbAlwaysOnTop);
            panelTop.add(tfLogin);
            panelTop.add(tfPassword);
            panelTop.add(btnLogin);

            panelBottom.add(btnDisconnect, BorderLayout.WEST);
            panelBottom.add(tfMessage, BorderLayout.CENTER);
            panelBottom.add(btnSend, BorderLayout.EAST);

            btnSend.addActionListener(this);


            log.setEditable(false);
            JScrollPane scrollLog = new JScrollPane(log);
            JScrollPane scrollUsers = new JScrollPane(userList);
            scrollUsers.setPreferredSize(new Dimension(100, 0));

            String[] users = {"user1_000_000_000", "user2", "user3", "user4", "user5",
                    "user6", "user7", "user8", "user9", "user10" };
            userList.setListData(users);

            add(panelTop, BorderLayout.NORTH);
            add(panelBottom, BorderLayout.SOUTH);
            add(scrollLog, BorderLayout.CENTER);
            add(scrollUsers, BorderLayout.EAST);
            btnSend.addActionListener(new ActionListener() {
               System.out.println("Отправленно");
               @Override
                public void actionPerformed(ActionEvent actionEvent) {

                    sendMessage();
                }});
            JRootPane rootPane = SwingUtilities.getRootPane(btnSend);
            rootPane.setDefaultButton(btnSend);

            setVisible(true);

        }

//    Отправлять сообщения в лог по нажатию кнопки или по нажатию клавиши Enter.
//    Создать лог в файле (записи должны делаться при отправке сообщений).

        @Override
        public void actionPerformed(ActionEvent e) {

            Object src = e.getSource();
            if (src == cbAlwaysOnTop) {
                setAlwaysOnTop(cbAlwaysOnTop.isSelected());
            } else if (src == btnSend) {
                //useful code here
            } else {
                throw new RuntimeException("Unknown source: " + src);
            }
        }
//    public void sendMessage ( ActionEvent e){
//            Object src = e.getSource();
//            if (src == btnSend) {
//                StringBuffer outText = new StringBuffer();
//                outText.append(tfMessage.getText() + "\n");
//            } else if(src == rootPane){
//                StringBuffer outText = new StringBuffer();
//                outText.append(tfMessage.getText() + "\n");
//            }
//    }
    public void sendMessage ( ){
        System.out.println("Отправленно");
            Object src = e.getSource();
            if (src == btnSend) {
                StringBuffer outText = new StringBuffer();
                outText.append(tfMessage.getText() + "\n");
            } else if(src == rootPane){
                StringBuffer outText = new StringBuffer();
                outText.append(tfMessage.getText() + "\n");
            }
    }
    @Override
        public void uncaughtException(Thread t, Throwable e) {
            e.printStackTrace();
            String msg;
            StackTraceElement[] ste = e.getStackTrace();
            if (ste.length == 0) {
                msg = "Empty stack trace";
            } else {
                msg = e.getClass().getCanonicalName() + ": " +
                        e.getMessage() + "\n" + "\t at " + ste[0];
            }
            JOptionPane.showMessageDialog(this, msg, "Exception", JOptionPane.ERROR_MESSAGE);
            System.exit(1);
        }
    }