import javax.imageio.ImageIO;
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.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.image.BufferedImage;
import java.util.HashMap;

public class FormMapWithSetPlanesGeneric extends JFrame{
    public JPanel MainPanel;
    private JPanel PictureBoxPlane;
    private JPanel GroupBoxTools;
    private JComboBox ComboBoxSelectorMap;
    private JButton ButtonLeft;
    private JButton ButtonDown;
    private JButton ButtonRight;
    private JButton ButtonUp;
    private JButton ButtonShowOnMap;
    private JButton ButtonShowStorage;
    private JButton ButtonAddPlane;
    private JTextField MaskedTextBoxPosition;
    private JButton ButtonRemovePlane;
    private JTextField TextBoxNewMapName;
    private JButton ButtonAddMap;
    private JList ListBoxMaps;
    private JButton ButtonDeleteMap;
    private JPanel GroupBoxMap;
    private JButton ButtonShowDelete;

    //объект от коллекции карт
    private final MapsCollection _mapsCollection;

    //Для выпадающего списка
    HashMap<String, AbstractMap> _mapsHashMap = new HashMap<>()
    {{
            put("Простая карта", new SimpleMap());
            put("Буря в пустыне", new DesertStormMap());
            put("Звёздные войны", new StarWarsMap());
    }};

    public FormMapWithSetPlanesGeneric()
    {
        super("Хранилище");
        CreateWindow();
        _mapsCollection = new MapsCollection(730, 650);
        ComboBoxSelectorMap.removeAllItems();

        for (String elem : _mapsHashMap.keySet())
        {
            ComboBoxSelectorMap.addItem(elem);
        }
    }

    //заполнение ListBoxMaps
    private void ReloadMaps()
    {
        int index = ListBoxMaps.getSelectedIndex();

        DefaultListModel<String> model = (DefaultListModel<String>)ListBoxMaps.getModel();
        model.removeAllElements();

        for (int i = 0; i < _mapsCollection.Keys().size(); i++)
        {
            model.addElement(_mapsCollection.Keys().get(i));
        }

        if (ListBoxMaps.getModel().getSize() > 0 && (index == -1 || index >= ListBoxMaps.getModel().getSize()))
        {
            ListBoxMaps.setSelectedIndex(0);
        }
        else if (ListBoxMaps.getModel().getSize() > 0 && index > -1 && index < ListBoxMaps.getModel().getSize())
        {
            ListBoxMaps.setSelectedIndex(index);
        }
    }

    //обновление отрисовки
    public void UpdateWindow(BufferedImage bmp)
    {
        PictureBoxPlane.removeAll();
        JLabel imageWithMapAndObject = new JLabel();
        imageWithMapAndObject.setPreferredSize(PictureBoxPlane.getSize());
        imageWithMapAndObject.setMinimumSize(new Dimension(1, 1));
        imageWithMapAndObject.setIcon(new ImageIcon(bmp));
        PictureBoxPlane.add(imageWithMapAndObject, BorderLayout.CENTER);
        PictureBoxPlane.revalidate();
    }

    public void CreateWindow()
    {
        //загрузка изображений для кнопок
        try
        {
            Image img = ImageIO.read(getClass().getResource("resourses/Up.png"));
            ButtonUp.setIcon(new ImageIcon(img));
            img = ImageIO.read(getClass().getResource("resourses/Left.png"));
            ButtonLeft.setIcon(new ImageIcon(img));
            img = ImageIO.read(getClass().getResource("resourses/Down.png"));
            ButtonDown.setIcon(new ImageIcon(img));
            img = ImageIO.read(getClass().getResource("resourses/Right.png"));
            ButtonRight.setIcon(new ImageIcon(img));
        }
        catch (Exception ex)
        {
            System.out.println(ex.getMessage());
        }

        //добавить карту
        ButtonAddMap.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(ComboBoxSelectorMap.getSelectedIndex() == -1 || TextBoxNewMapName.getText().isEmpty())
                {
                    JOptionPane.showMessageDialog(null, "Не все данные заполнены", "Ошибка", JOptionPane.ERROR_MESSAGE);

                    return;
                }

                if(!_mapsHashMap.containsKey(ComboBoxSelectorMap.getSelectedItem()))
                {
                    JOptionPane.showMessageDialog(null, "Данная карта отсутсвует", "Ошибка", JOptionPane.ERROR_MESSAGE);

                    return;
                }

                _mapsCollection.AddMap(TextBoxNewMapName.getText(), _mapsHashMap.get(ComboBoxSelectorMap.getSelectedItem().toString()));
                ReloadMaps();
            }
        });

        //удалить карту
        ButtonDeleteMap.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(ListBoxMaps.getSelectedIndex() == -1)
                {
                    return;
                }

                if(JOptionPane.showConfirmDialog(null, "Удалить карту" + ListBoxMaps.getSelectedValue().toString() + "?",
                        "Удаление", JOptionPane.YES_NO_OPTION) == 0)
                {
                    _mapsCollection.DelMap(ListBoxMaps.getSelectedValue().toString());
                    ReloadMaps();
                }
            }
        });

        //список карт
        ListBoxMaps.addListSelectionListener(new ListSelectionListener() {
            @Override
            public void valueChanged(ListSelectionEvent e) {
                if(ListBoxMaps.getSelectedIndex() == -1)
                {
                    return;
                }

                UpdateWindow(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).ShowSet());
            }
        });

        //Просмотр удалённых самолётов
        ButtonShowDelete.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(ListBoxMaps.getSelectedIndex() == -1)
                {
                    return;
                }

                DrawningObjectPlane plane = _mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).GetPlaneInDelete();

                if(plane == null)
                {
                    JOptionPane.showMessageDialog(null, "Список пуст", "Ошибка", JOptionPane.ERROR_MESSAGE);

                    return;
                }

                FormPlane form = new FormPlane(plane);
                form.setSize(700, 500);
                form.setVisible(true);
            }
        });

        //добавление самолёта с использованием делегата
        ButtonAddPlane.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                FormPlaneConfig form = new FormPlaneConfig();

                form.AddEvent(newPlane ->{
                    if(ListBoxMaps.getSelectedIndex() == -1)
                    {
                        return;
                    }

                    if(newPlane != null)
                    {
                        DrawningObjectPlane plane = new DrawningObjectPlane(newPlane);

                        if(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).Add(plane) != -1)
                        {
                            JOptionPane.showMessageDialog(null, "Объект добавлен");
                            UpdateWindow(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).ShowSet());
                        }
                        else
                        {
                            JOptionPane.showMessageDialog(null, "Не удалось добавить объект");
                        }
                    }
                });
                form.setSize(975, 360);
                form.setVisible(true);
            }
        });

        //удаление самолёта
        ButtonRemovePlane.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if (MaskedTextBoxPosition.getText().isEmpty())
                {
                    return;
                }

                int result = JOptionPane.showConfirmDialog(null,"Удалить объект?","Удаление",
                        JOptionPane.YES_NO_OPTION,JOptionPane.WARNING_MESSAGE);

                if(result == JOptionPane.NO_OPTION)
                {
                    return;
                }

                int pos = Integer.parseInt(MaskedTextBoxPosition.getText());

                if(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).Delete(pos) != null)
                {
                    JOptionPane.showMessageDialog(null,"Объект удалён");
                    UpdateWindow(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).ShowSet());
                }
                else
                {
                    JOptionPane.showMessageDialog(null,"Не удалось удалить объект");
                }
            }
        });

        //показ хранилища
        ButtonShowStorage.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(_mapsCollection == null)
                {
                    return;
                }

                UpdateWindow(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).ShowSet());
            }
        });

        //показ карты
        ButtonShowOnMap.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if (_mapsCollection == null)
                {
                    return;
                }

                UpdateWindow(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).ShowOnMap());
            }
        });

        ButtonUp.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(_mapsCollection== null)
                {
                    return;
                }

                PictureBoxPlane.removeAll();

                JLabel imageWithMapAndObject = new JLabel();
                imageWithMapAndObject.setPreferredSize(PictureBoxPlane.getSize());
                imageWithMapAndObject.setMinimumSize(new Dimension(1, 1));
                imageWithMapAndObject.setIcon(new ImageIcon(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).MoveObject((Direction.Up))));

                PictureBoxPlane.add(imageWithMapAndObject, BorderLayout.CENTER);
                PictureBoxPlane.revalidate();
                PictureBoxPlane.repaint();
            }
        });

        ButtonLeft.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(_mapsCollection == null)
                {
                    return;
                }

                PictureBoxPlane.removeAll();

                JLabel imageWithMapAndObject = new JLabel();
                imageWithMapAndObject.setPreferredSize(PictureBoxPlane.getSize());
                imageWithMapAndObject.setMinimumSize(new Dimension(1, 1));
                imageWithMapAndObject.setIcon(new ImageIcon(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).MoveObject((Direction.Left))));

                PictureBoxPlane.add(imageWithMapAndObject, BorderLayout.CENTER);
                PictureBoxPlane.revalidate();
                PictureBoxPlane.repaint();
            }
        });

        ButtonDown.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(_mapsCollection == null)
                {
                    return;
                }

                PictureBoxPlane.removeAll();

                JLabel imageWithMapAndObject = new JLabel();
                imageWithMapAndObject.setPreferredSize(PictureBoxPlane.getSize());
                imageWithMapAndObject.setMinimumSize(new Dimension(1, 1));
                imageWithMapAndObject.setIcon(new ImageIcon(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).MoveObject((Direction.Down))));

                PictureBoxPlane.add(imageWithMapAndObject, BorderLayout.CENTER);
                PictureBoxPlane.revalidate();
                PictureBoxPlane.repaint();
            }
        });

        ButtonRight.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if(_mapsCollection == null)
                {
                    return;
                }

                PictureBoxPlane.removeAll();

                JLabel imageWithMapAndObject = new JLabel();
                imageWithMapAndObject.setPreferredSize(PictureBoxPlane.getSize());
                imageWithMapAndObject.setMinimumSize(new Dimension(1, 1));
                imageWithMapAndObject.setIcon(new ImageIcon(_mapsCollection.get(ListBoxMaps.getSelectedValue().toString()).MoveObject((Direction.Right))));

                PictureBoxPlane.add(imageWithMapAndObject, BorderLayout.CENTER);
                PictureBoxPlane.revalidate();
                PictureBoxPlane.repaint();
            }
        });

        MaskedTextBoxPosition.addKeyListener(new KeyAdapter() {
            @Override
            public void keyTyped(KeyEvent e) {
                char c = e.getKeyChar();

                if ((c < '0') || (c > '9')) {
                    e.consume();
                }
            }
        });
    }

    private void createUIComponents()
    {
        DefaultListModel<String> defListMod = new DefaultListModel<String>();
        ListBoxMaps = new JList(defListMod);
    }
}