package com.company;

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

public class WindowApp extends JFrame {
    private final static int WINDOW_SIZE_X=700;
    private final static int WINDOW_SIZE_Y=400;
    private final static int LIST_SIZE_X=100;
    private final static int LIST_SIZE_Y=400;

    private final static int BUTTONS_QUANTITY=25;
    private final static int RADIOBUTTONS_QUANTITY=3;

    private final static int GRIDLAYOUT_ROWS=5;
    private final static int GRIDLAYOUT_COLS=5;

    private final static int GRIDLAYOUT_RADIO_ROWS=3;
    private final static int GRIDLAYOUT_RADIO_COLS=1;

    private final static int ICONS_QUANTITY=4;

    private enum PanelColors {RED,GREEN,BLUE};
    private Color [] colors = {Color.RED,Color.GREEN,Color.BLUE};
    JTabbedPane tabbedPane;
    JPanel panel1;
    JPanel panel2;
    JPanel panel3;
    JPanel panel;
    JButton leftButton;
    JButton rightButton;
    JList<String> list1;
    JList<String> list2;
    ImageIcon icons[];
    String iconFileNames[] = {"default.png","selected.png","pressed.png","over.png"};
    JButton [] buttons;

    JPanel radioButtonsPanel;
    JPanel colorPanel;
    JRadioButton [] radioButtons;
    ButtonGroup buttonGroup;

    DefaultListModel<String> model1;
    DefaultListModel<String> model2;

    String tempButtonName;
    Color tempButtonColor;

    WindowApp(){
        //tabbed pane
        tabbedPane=new JTabbedPane();
        //first tab
            initFirstTab();
        //second tab
            initSecondTab();
        //third tab
            initThirdTab();
        //window
        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        setResizable(false);
        setContentPane(tabbedPane);
        pack();
    }
    private void initThirdTab(){
        //main panel
        panel3 = new JPanel();
        //panel with radiobuttons
        radioButtonsPanel=new JPanel();
        radioButtonsPanel.setLayout(new GridLayout(GRIDLAYOUT_RADIO_ROWS,GRIDLAYOUT_RADIO_COLS));
        radioButtons = new JRadioButton[RADIOBUTTONS_QUANTITY];
        for(int i=0;i<RADIOBUTTONS_QUANTITY;i++){
            radioButtons[i]=new JRadioButton(PanelColors.values()[i].toString());
            radioButtonsPanel.add(radioButtons[i]);
        }
        panel3.add(radioButtonsPanel,BorderLayout.WEST);
        //one group
        buttonGroup=new ButtonGroup();
        for(int i=0;i<RADIOBUTTONS_QUANTITY;i++){
            buttonGroup.add(radioButtons[i]);
        }
        //color panel
        colorPanel=new JPanel();
        colorPanel.setPreferredSize(new Dimension(2*LIST_SIZE_X,LIST_SIZE_Y));
        panel3.add(colorPanel,BorderLayout.EAST);
        //add icons
        icons =new ImageIcon[ICONS_QUANTITY];
        for(int i=0;i<ICONS_QUANTITY; i++){
            icons[i]=new ImageIcon(iconFileNames[i]);
        }
        for(int i=0;i<RADIOBUTTONS_QUANTITY;i++){
            radioButtons[i].setIcon(icons[0]);
            radioButtons[i].setSelectedIcon(icons[1]);
            radioButtons[i].setPressedIcon(icons[2]);
            radioButtons[i].setRolloverIcon(icons[3]);
        }
        //default button
        radioButtons[0].setSelected(true);
        colorPanel.setBackground(colors[0]);
        //add panel to tabbed pane
        tabbedPane.add(panel3);
        //listener
        for(int i=0;i<RADIOBUTTONS_QUANTITY;i++) {
            radioButtons[i].addActionListener(new MyActionListener(i));
        }

    }
    private class MyActionListener implements ActionListener{

        private int i;

        MyActionListener(int i){
            this.i=i;
        }
        @Override
        public void actionPerformed(ActionEvent e) {
            colorPanel.setBackground(colors[i]);
        }
    }
    private void initSecondTab(){
        //main panel
        panel2 = new JPanel();
        panel2.setLayout(new GridLayout(GRIDLAYOUT_ROWS,GRIDLAYOUT_COLS));
        //buttons
        MyMouseAdapter myMouseAdapter = new MyMouseAdapter();
        buttons=new JButton[BUTTONS_QUANTITY];
        for(int i=0; i<BUTTONS_QUANTITY; i++){
            buttons[i]=new JButton(Integer.toString(i));
            buttons[i].setOpaque(true);
            buttons[i].setBorderPainted(false);
            buttons[i].addMouseListener(myMouseAdapter);
            panel2.add(buttons[i]);
        }
        tabbedPane.add(panel2);
    }
    private void initFirstTab(){
        //main panel
        panel1 = new JPanel();
        panel1.setLayout(new BorderLayout());
        //init list
        String [] stringArray1 = {"Trump","Obama","Bush","Reagan","Clinton","Kennedy","Hoover"};
        String [] stringArray2 = {"Washington","Franklin","Lincoln", "Jackson","Grant"};
        model1 = new DefaultListModel<>();
        model2 = new DefaultListModel<>();
        for(String string : stringArray1){
            model1.addElement(string);
        }
        for(String string : stringArray2){
            model2.addElement(string);
        }
        list1=new JList<>(model1);
        list2=new JList<>(model2);
        list1.setPreferredSize(new Dimension(LIST_SIZE_X, LIST_SIZE_Y));
        list2.setPreferredSize(new Dimension(LIST_SIZE_X, LIST_SIZE_Y));
        panel1.add(list1,BorderLayout.WEST);
        panel1.add(list2,BorderLayout.EAST);
        panel = new JPanel();
        panel.setLayout(new BorderLayout());
        leftButton = new JButton("<");
        rightButton = new JButton(">");
        leftButton.setPreferredSize(new Dimension(100,50));
        rightButton.setPreferredSize(new Dimension(100,50));
        panel.add(leftButton, BorderLayout.SOUTH);
        panel.add(rightButton, BorderLayout.NORTH);
        panel1.add(panel,BorderLayout.CENTER);
        //add panel to tabbed pane
        tabbedPane.add(panel1);
        //listeners
        leftButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                int selectedIndices[] = list2.getSelectedIndices();
                for(int i=0; i<selectedIndices.length; i++){
                    String selectedElement = model2.getElementAt(selectedIndices[i] - i);
                    model2.remove(selectedIndices[i] - i);
                    model1.addElement(selectedElement);
                }
            }
        });
        rightButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                int selectedIndices[] = list1.getSelectedIndices();
                for(int i=0; i<selectedIndices.length; i++){
                    String selectedElement = model1.getElementAt(selectedIndices[i] - i);
                    model1.remove(selectedIndices[i] - i);
                    model2.addElement(selectedElement);
                }
            }
        });
    }
    class MyMouseAdapter extends MouseAdapter {
        @Override
        public void mousePressed(MouseEvent e) {
            JButton button = (JButton) e.getSource();
            tempButtonName = button.getText();
            button.setText("Clicked!");
        }

        @Override
        public void mouseReleased(MouseEvent e) {
            JButton button = (JButton) e.getSource();
            button.setText(tempButtonName);
        }

        @Override
        public void mouseEntered(MouseEvent e) {
            JButton button = (JButton) e.getSource();
            tempButtonColor = button.getBackground();
            button.setBackground(Color.RED);
        }

        @Override
        public void mouseExited(MouseEvent e) {
            JButton button = (JButton) e.getSource();
            button.setBackground(tempButtonColor);
        }
    }
}