package laba1Loco;

import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JTextField;

public class FormTrainCollecltion {
    private class Canvas extends JComponent{
        public TrainsGenericCollection<DrawingTrain, DrawningObjectTrain> _trains;
        public Canvas(){
        }
        public void paintComponent (Graphics g){
            super.paintComponent(g);
            if (_trains.ShowTrains() != null) {
                g.drawImage(_trains.ShowTrains(), 0, 0, this);
            }
            super.repaint();
        }
    }
    Canvas canv;
    static int pictureBoxWidth = 860;
    static int pictureBoxHeight = 580;
    private TrainsGenericCollection<DrawingTrain, DrawningObjectTrain> _trains;
    public void Draw(){
        canv.repaint();
    }
    FormTrainCollecltion(){
        canv = new Canvas();
        JFrame w = new JFrame ("TrainCollecltion");
        _trains = new TrainsGenericCollection<DrawingTrain, DrawningObjectTrain>(pictureBoxWidth, pictureBoxHeight);
        canv._trains = _trains;

        JButton ButtonAddTrain = new JButton("ButtonAddTrain");
        ButtonAddTrain.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e){
                    FormTrain form = new FormTrain();
                    form.buttonSelectTrain.addActionListener(
                        new ActionListener() {
                            public void actionPerformed(ActionEvent e){
                                if (_trains.Add(form._drawingTrain) != -1)
                                {
                                    JOptionPane.showMessageDialog(null, "Объект добавлен", "Информация", JOptionPane.INFORMATION_MESSAGE);
                                    System.out.println("Объект добавлен");
                                    Draw();
                                }
                                else
                                {
                                    JOptionPane.showMessageDialog(null, "Не удалось добавить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
                                    System.out.println("Не удалось добавить объект");
                                }
                                form.w.dispose();
                            }
                        }
                    );
                }   
            }
        );
        
        JTextField TextBoxNumber = new JTextField();
        JButton ButtonRemoveTrain = new JButton("ButtonRemoveTrain");
        ButtonRemoveTrain.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e){
                    if (JOptionPane.showConfirmDialog(null, "Удалить объект?", "Удаление", JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION)
                    {
                        return;
                    }
                    for (char it : TextBoxNumber.getText().toCharArray())
                        if (it < '0' || it > '9')
                        {
                            JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
                            System.out.println("Не удалось удалить объект");
                            return;
                        }
                    if (TextBoxNumber.getText().length() == 0)
                    {
                        JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
                        System.out.println("Не удалось удалить объект");
                        return;
                    }
                    
                    int pos = Integer.parseInt(TextBoxNumber.getText());
                    if (_trains.remove(pos) != null)
                    {
                        JOptionPane.showMessageDialog(null, "Объект удален", "Информация", JOptionPane.INFORMATION_MESSAGE);
                        System.out.println("Объект удален");
                        Draw();
                    }
                    else
                    {
                        JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
                        System.out.println("Не удалось удалить объект");
                    }
                }   
            }
        );

        JButton ButtonRefreshCollection = new JButton("ButtonRefreshCollection");
        ButtonRefreshCollection.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e){
                    Draw();
                }   
            }
        );

        JButton toForm4GenericDopClass = new JButton("ToForm4GenericDopClass");
        toForm4GenericDopClass.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e){
                    Form4GenericDopClass form4GenericDopClass  = new Form4GenericDopClass();
                }   
            }
        );

        w.setSize (1000, 600);
        w.setDefaultCloseOperation (JFrame.EXIT_ON_CLOSE);
        w.setLayout(null);
        canv.setBounds(0, 0, pictureBoxWidth, pictureBoxHeight);
        ButtonAddTrain.setBounds(pictureBoxWidth, 0, 120, 20);
        TextBoxNumber.setBounds(pictureBoxWidth, 30, 120, 20);
        ButtonRemoveTrain.setBounds(pictureBoxWidth, 60, 120, 20);
        ButtonRefreshCollection.setBounds(pictureBoxWidth, 90, 120, 20);
        toForm4GenericDopClass.setBounds(pictureBoxWidth, 120, 120, 20);
        w.add(canv);
        w.add(ButtonAddTrain);
        w.add(ButtonRemoveTrain);
        w.add(ButtonRefreshCollection);
        w.add(TextBoxNumber);
        w.add(toForm4GenericDopClass);
        w.setVisible(true);
    }
}