import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.CropImageFilter;
import java.util.LinkedList;
import java.util.PriorityQueue;
import java.util.Queue;

class CollectionFrame extends JComponent {
    private final CarsGenericStorage _tanksStorage;
    private final GarageFrame frame;
    private Queue<DrawTanker> removedTankers;
    protected final int Width;
    protected final int Height;
    public CollectionFrame(int width, int height, GarageFrame fr)
    {
        Width = width;
        Height = height;
        _tanksStorage = new CarsGenericStorage(Width, Height);
        frame = fr;
        removedTankers = new LinkedList<>();
    }

    @Override
    public void paintComponent(Graphics g) {
        super.paintComponent(g);
        if (frame.listStorage.getSelectedIndex() == -1)
            return;
        var obj = _tanksStorage.get(frame.listStorage.getSelectedValue());
        if (obj == null)
            return;
        if (obj.ShowCars() == null)
            return;
        g.drawImage(obj.ShowCars(), 0, 0, this);
        super.repaint();
    }

    protected void ReloadObjects()
    {
        int index = frame.listStorage.getSelectedIndex();
        frame.listModel.clear();
        for (String key : _tanksStorage.Keys())
        {
            frame.listModel.addElement(key);
        }
        if (!frame.listModel.isEmpty() && (index == -1 || index >= frame.listModel.size()))
        {
            frame.listStorage.setSelectedIndex(0);
        }
        else if (!frame.listModel.isEmpty() && index > -1 && index < frame.listModel.size())
        {
            frame.listStorage.setSelectedIndex(index);
        }

    }
    protected void ButtonAddObject_Click()
    {
        String name = frame.nameStorageField.getText();
        if (name.length() == 0)
            return;
        _tanksStorage.AddSet(name);
        ReloadObjects();
    }

    protected void ButtonRemoveObject_Click()
    {
        if (frame.listStorage.getSelectedIndex() == -1)
        {
            return;
        }
        if (JOptionPane.showConfirmDialog(null, "Delete object " + frame.listStorage.getSelectedValue() + "?", "Delete", JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION)
        {
            return;
        }
        _tanksStorage.DelSet(frame.listStorage.getSelectedValue());
        ReloadObjects();
    }

    protected void ButtonAddTank_Click()
    {
        if (frame.listStorage.getSelectedIndex() == -1)
            return;
        var obj = _tanksStorage.get(frame.listStorage.getSelectedValue());
        if (obj == null)
            return;
        BaseFrame form = new BaseFrame();
        form.setVisible(true);
        form.buttonSelect.addActionListener(
                new ActionListener() {
                    public void actionPerformed(ActionEvent e){

                        if (obj.plus(form.Gasoline.GetSelectedCar()) != -1)
                        {
                            form.dispose();
                            JOptionPane.showMessageDialog(null, "Объект добавлен", "Информация", JOptionPane.INFORMATION_MESSAGE);
                            System.out.println("Объект добавлен");

                        }
                        else
                        {
                            form.dispose();
                            JOptionPane.showMessageDialog(null, "Не удалось добавить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
                            System.out.println("Не удалось добавить объект");
                        }
                    }
                }
        );
    }

    protected void ButtonRemoveTank_Click(String text)
    {
        if (frame.listStorage.getSelectedIndex() == -1)
            return;
        var obj = _tanksStorage.get(frame.listStorage.getSelectedValue());
        if (obj == null)
            return;
        if (JOptionPane.showConfirmDialog(null, "Delete Tanker?", "Delete", JOptionPane.YES_NO_OPTION) == JOptionPane.OK_OPTION)
        {
            int index = -1;
            DrawTanker deleted = null;
            try {
                deleted = obj.minus(Integer.parseInt(text));
            } catch(NumberFormatException e) {
            }
            if (deleted != null)
            {
                JOptionPane.showMessageDialog(null, "Объект удален", "Информация", JOptionPane.INFORMATION_MESSAGE);
                removedTankers.add(deleted);
                super.repaint();
            }
            else
            {
                JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
            }
        }
        super.repaint();
    }

    protected void ButtonUpdate_Click() {super.repaint();}

    protected void ButtonCreateDeleted_Click()
    {
        if (removedTankers.isEmpty())
            return;
        var tank = removedTankers.poll();
        BaseFrame f = new BaseFrame(tank);
        f.setVisible(true);
    }
}

class GarageFrame extends JFrame {
    public GarageFrame()
    {
        initUI();
    }

    protected static final int Width = 1000;
    protected static final int Height = 600;
    CollectionFrame Collection;

    JButton addTankerButton;
    JTextField indexTankerField;
    JButton deleteTankerButton;
    JButton updateCollectionButton;
    JList<String> listStorage;
    DefaultListModel<String> listModel;
    JButton addCollectionButton;
    JTextField nameStorageField;
    JButton deleteCollectionbutton;
    JButton createDeletedButton;

    private void initUI()
    {
        setSize(Width, Height);
        setTitle("TankGasoline");
        setLocationRelativeTo(null);
        setLayout(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setResizable(false);


        addTankerButton = new JButton("Add tanker");
        addTankerButton.setLayout(null);
        addTankerButton.setBounds(Width-200, Height-550, 200, 30);
        add(addTankerButton);
        addTankerButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Collection.ButtonAddTank_Click();
            }
        });

        indexTankerField = new JTextField();
        indexTankerField.setBounds(Width- 200, Height-500, 200, 30);
        indexTankerField.setLayout(null);
        add(indexTankerField);

        deleteTankerButton = new JButton("Delete tanker");
        deleteTankerButton.setLayout(null);
        deleteTankerButton.setBounds(Width-200, Height-450, 200, 30);
        add(deleteTankerButton);
        deleteTankerButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Collection.ButtonRemoveTank_Click(indexTankerField.getText());
            }
        });

        updateCollectionButton = new JButton("Update collection");
        updateCollectionButton.setLayout(null);
        updateCollectionButton.setBounds(Width-200, Height-400, 200, 30);
        add(updateCollectionButton);
        updateCollectionButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Collection.ButtonUpdate_Click();
            }
        });

        listModel = new DefaultListModel<>();
        listStorage = new JList<String>(listModel);
        listStorage.setLayout(null);
        listStorage.setBounds(Width - 190, Height - 250, 180, 130);
        add(listStorage);
        listStorage.addListSelectionListener(new ListSelectionListener() {
            @Override
            public void valueChanged(ListSelectionEvent e) {
                Collection.repaint();
            }
        });

        
        addCollectionButton = new JButton("Add Collection");
        addCollectionButton.setLayout(null);
        addCollectionButton.setBounds(Width-190, Height - 350, 180, 30);
        add(addCollectionButton);
        addCollectionButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Collection.ButtonAddObject_Click();
            }
        });

        nameStorageField = new JTextField();
        nameStorageField.setBounds(Width- 190, Height- 300, 180, 30);
        nameStorageField.setLayout(null);
        add(nameStorageField);


        deleteCollectionbutton = new JButton("Remove Collection");
        deleteCollectionbutton.setBounds(Width-190, Height - 100, 180, 30);
        deleteCollectionbutton.setLayout(null);
        add(deleteCollectionbutton);
        deleteCollectionbutton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Collection.ButtonRemoveObject_Click();
            }
        });

        createDeletedButton = new JButton("Create deleted");
        createDeletedButton.setLayout(null);
        createDeletedButton.setBounds(Width - 200, 10, 200, 30);
        add(createDeletedButton);
        createDeletedButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Collection.ButtonCreateDeleted_Click();
            }
        });

        Collection = new CollectionFrame(Width-200, Height, this);
        Collection.setLayout(null);
        Collection.setBounds(0, 0, Width-200, Height);
        add(Collection);

    }

}