import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.*;
import java.io.IOException;
import java.util.Random;

class DrawCrane extends JComponent {
    private DrawingCrane _drawingCrane;
    public void paintComponent(Graphics g)
    {
        super.paintComponent(g);
        if (_drawingCrane == null)
            return;
        _drawingCrane.DrawTransport(g);
        super.repaint();
    }
    protected void CreateCraneButton_Click()
    {
        Random rnd = new Random();
        _drawingCrane = new DrawingCrane();
        Color addColor = new Color(rnd.nextInt( 256), rnd.nextInt( 256), rnd.nextInt( 256));
        Color bodyColor = new Color(rnd.nextInt( 256), rnd.nextInt( 256), rnd.nextInt(256));
        _drawingCrane.Init(rnd.nextInt(100)+100, rnd.nextInt(2000)+1000,
                ConvertToBoolean(rnd.nextInt( 2)), ConvertToBoolean(rnd.nextInt( 2)), bodyColor, addColor,
                 Frame.Width-10, Frame.Height-38, rnd.nextInt( 3)+4);
        _drawingCrane.SetPosition(rnd.nextInt( 100), rnd.nextInt(90)+10);
        super.repaint();
    }
    protected void ButtonMove_Click(String tag)
    {
        if (_drawingCrane == null)
            return;
        switch (tag) {
            case "U" -> _drawingCrane.MoveCrane(DirectionType.Up);
            case "D" -> _drawingCrane.MoveCrane(DirectionType.Down);
            case "L" -> _drawingCrane.MoveCrane(DirectionType.Left);
            case "R" -> _drawingCrane.MoveCrane(DirectionType.Right);
        }
        super.repaint();
    }

    static boolean ConvertToBoolean(int value)
    {
        if(value ==0)
            return false;
        return true;
    }
}


public class Frame extends JFrame {
    public Frame()
    {
        InitUI();
    }
    protected static final int Width = 900;
    protected static final int Height = 500;

    DrawCrane Crane;
    private void InitUI() {
        setSize(Width, Height);
        setTitle("HoistingCrane");
        setLocationRelativeTo(null);
        setLayout(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setResizable(false);
        Crane = new DrawCrane();
        Crane.setBounds(0, 0, Width, Height);
        add(Crane);

        MoveAL moving = new MoveAL();

        JButton left = new JButton();
        left.setActionCommand("L");
        left.addActionListener(moving);
        left.setLayout(null);

        JButton right = new JButton();
        right.setActionCommand("R");
        right.setLayout(null);
        right.addActionListener(moving);

        JButton up = new JButton();
        up.setActionCommand("U");
        up.addActionListener(moving);
        up.setLayout(null);

        JButton down = new JButton();
        down.setActionCommand("D");
        down.addActionListener(moving);
        down.setLayout(null);

        JButton CreateButton = new JButton("Создать");
        right.setIcon(new ImageIcon("src/crane/right.png"));
        left.setIcon(new ImageIcon("src/crane/left.png"));
        down.setIcon(new ImageIcon("src/crane/down.png"));
        up.setIcon(new ImageIcon("src/crane/up.png"));
        JPanel panelMoveButtons = new JPanel();

        panelMoveButtons.setLayout(new GridBagLayout());
        panelMoveButtons.setBounds(774, 395, 98, 66);

        GridBagConstraints constraints = new GridBagConstraints();
        constraints.fill = GridBagConstraints.BOTH;
        constraints.gridx = 1;
        constraints.gridy = 0;
        constraints.weightx = 4;
        constraints.weighty = 6;
        panelMoveButtons.add(up, constraints);
        constraints.gridy = 1;
        constraints.gridx = 0;
        panelMoveButtons.add(left, constraints);
        constraints.gridx = 1;
        panelMoveButtons.add(down, constraints);
        constraints.gridx = 2;
        panelMoveButtons.add(right, constraints);


        JPanel panelCreateButton = new JPanel();
        panelCreateButton.setLayout(new BorderLayout());
        panelCreateButton.setBounds(0, 420, 112, 34);
        panelCreateButton.add(CreateButton);

        add(panelMoveButtons);
        add(panelCreateButton);


        setVisible(true);
        CreateButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Crane.CreateCraneButton_Click();
            }
        });
    }

    public class MoveAL implements ActionListener {
        @Override
        public void actionPerformed(ActionEvent e) {
            Crane.ButtonMove_Click(e.getActionCommand());
        }
    }
}