package lab5client;

import java.net.*;
import java.io.IOException;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import java.util.*;

public class Lab5Client {

    static Silhouette area = new Silhouette(5);
    static ArrayList<Mark> MarkList = new ArrayList<>();
    static ResourceBundle labels;
    static Locale currentLocale;

    public static void main(String[] args) {
        currentLocale = new Locale("ru", "RU");
        labels = ResourceBundle.getBundle("lab5client.LabelsBundle", currentLocale);
        Form mform = new Form(area);
        mform.SetVisible(true);
    }

    public static boolean Request(Float X, Float Y, Float R) throws IOException {
        DatagramSocket clientSocket = null;
        try {
            clientSocket = new DatagramSocket();
        } catch (SocketException e3) {
            e3.printStackTrace();
        }
        InetAddress IPAddress = null;
        try {
            IPAddress = InetAddress.getByName("localhost");
        } catch (UnknownHostException e2) {
            clientSocket.close();
        }
        byte[] Data = new byte[1024];
        String dataString = X + ";" + Y + ";" + R;
        Data = dataString.getBytes();
        DatagramPacket sendPacket = new DatagramPacket(Data, Data.length, IPAddress, 1000);
        try {
            clientSocket.send(sendPacket);
        } catch (IOException e1) {
            clientSocket.close();
        }
        byte[] receiveData = new byte[1024];
        DatagramPacket receivePacket = new DatagramPacket(receiveData, receiveData.length);
        try {
            clientSocket.setSoTimeout(100);
        } catch (SocketException e2) {
            e2.printStackTrace();
        }
        try {
            clientSocket.receive(receivePacket);
        } catch (IOException e1) {
            throw new IOException();
        }
        String server_result = new String(receivePacket.getData());
        clientSocket.close();
        return Boolean.valueOf(server_result.trim());
    }
}

class Form {

    static JTextArea coord_text = new JTextArea("(-; -)");
    JFrame window;

    public Form(final Silhouette area) {
        //window = new JFrame("Lab4, v.2043. Zhuravlev, 2120");
        window = new JFrame(Lab5Client.labels.getString("label_window"));
        window.setMinimumSize(new Dimension(625, 250));
        window.setPreferredSize(new Dimension(650, 500));
        window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        JPanel param_panel = new JPanel();		//панель с параметрами
        param_panel.setBackground(Color.lightGray);
        param_panel.setLayout(new FlowLayout());

        final Graph graphic_panel = new Graph();		//панель с графиком
        graphic_panel.addMouseListener(new mListener());

        JPanel main_panel = new JPanel();		//основная панель
        main_panel.setLayout(new GridLayout(1, 3));

        JPanel coord_panel = new JPanel();		//панель с X и Y
        coord_panel.setLayout(new FlowLayout());
        final JButton add_button = new JButton(Lab5Client.labels.getString("label_add"));
        final JButton clear_button = new JButton(Lab5Client.labels.getString("label_clear"));
        String[] locale_arg = {"ru_RU", "pt_PT"};
        JComboBox locale_box = new JComboBox(locale_arg);

        ItemListener box_listen = new ItemListener() //листенер для бокса
        {
            //@Override
            public void stateChanged(ChangeEvent e) {
            }

            @Override
            public void itemStateChanged(ItemEvent e) {
                JComboBox jbox = (JComboBox) e.getSource();
                String b_value = jbox.getSelectedItem().toString();
                if (b_value.equals("ru_RU")) {
                    Lab5Client.currentLocale = new Locale("ru", "RU");
                } else {
                    Lab5Client.currentLocale = new Locale("pt", "PT");
                }
                Lab5Client.labels = ResourceBundle.getBundle("lab5client.LabelsBundle", Lab5Client.currentLocale);
                window.setTitle(Lab5Client.labels.getString("label_window"));
                add_button.setText(Lab5Client.labels.getString("label_add"));
                clear_button.setText(Lab5Client.labels.getString("label_clear"));

                window.repaint();
            }
        };
        locale_box.addItemListener(box_listen);

        JLabel r_label = new JLabel("R:");		//JSpinner для радиуса
        JSpinner r_spin = new JSpinner(new SpinnerNumberModel(area.getR(), 1, 20, 1));

        ChangeListener spin_listen = new ChangeListener() //листенер для спиннера
        {
            @Override
            public void stateChanged(ChangeEvent e) {
                JSpinner jspin = (JSpinner) e.getSource();
                double r_value = (double) jspin.getValue();
                System.out.println(r_value);
                area.setR((float) r_value);
                graphic_panel.repaint();
            }
        };

        r_spin.addChangeListener(spin_listen);

        JLabel x_label = new JLabel("X:");		//комбобокс для иксов
        String[] x_values = {"-3", "-2", "-1", "0", "1", "2", "3"};
        final JComboBox x_combox = new JComboBox(x_values);
        x_combox.setSelectedIndex(3);

        JLabel y_label = new JLabel("Y:");		//чекбоксы для игриков
        JCheckBox ChB_1 = new JCheckBox("-3", true);
        JCheckBox ChB_2 = new JCheckBox("-2");
        JCheckBox ChB_3 = new JCheckBox("1");
        JCheckBox ChB_4 = new JCheckBox("4");

        final ArrayList<JCheckBox> ChB_list = new ArrayList<>();
        final ButtonGroup ChB_group = new ButtonGroup();
        ChB_list.add(ChB_1);
        ChB_list.add(ChB_2);
        ChB_list.add(ChB_3);
        ChB_list.add(ChB_4);
        ChB_group.add(ChB_1);
        ChB_group.add(ChB_2);
        ChB_group.add(ChB_3);
        ChB_group.add(ChB_4);

        ActionListener add_listen = new ActionListener() //листенер для Add
        {
            @Override
            public void actionPerformed(ActionEvent e) {
                String y = "0";

                for (JCheckBox cb : ChB_list) {
                    if (cb.isSelected()) {
                        y = cb.getText();
                        break;
                    }
                }

                Mark m = new Mark(Integer.parseInt((String) x_combox.getSelectedItem()), Integer.parseInt(y));
                Lab5Client.MarkList.add(m);

                coord_text.setText("(" + (String) x_combox.getSelectedItem() + "; " + y + ")");

                graphic_panel.repaint();
            }
        };
        add_button.addActionListener(add_listen);

        ActionListener clear_listen = new ActionListener() //листенер для Clear
        {
            @Override
            public void actionPerformed(ActionEvent e) {
                Lab5Client.MarkList.clear();
                graphic_panel.repaint();
            }
        };
        clear_button.addActionListener(clear_listen);

        JLabel coord_label = new JLabel("(X,Y): ");		//лэйблы с координатами добавленной точки

        param_panel.add(clear_button);		//добавление на панели компонентов
        param_panel.add(r_label);
        param_panel.add(r_spin);

        coord_panel.add(x_label);
        coord_panel.add(x_combox);
        coord_panel.add(y_label);
        coord_panel.add(ChB_1);
        coord_panel.add(ChB_2);
        coord_panel.add(ChB_3);
        coord_panel.add(ChB_4);
        coord_panel.add(add_button);

        param_panel.add(locale_box);
        param_panel.add(coord_panel);
        param_panel.add(coord_label);
        param_panel.add(coord_text);
        coord_text.setEditable(false);

        main_panel.add(param_panel);

        main_panel.add(graphic_panel);

        window.add(main_panel);

        window.pack();
    }

    public void SetVisible(boolean visible) {
        window.setVisible(visible);
    }
}

class mListener implements MouseListener {

    @Override
    public void mouseClicked(MouseEvent e) {
        Graph g = (Graph) e.getSource();
        int maxR = 20;
        float x = e.getX();
        float y = e.getY();
        float w = g.getWidth();
        float h = g.getHeight();

        float xD = (x - w / 2) * maxR / (w / 2);
        float yD = -(y - h / 2) * maxR / (h / 2);
        Mark m = new Mark(xD, yD);

        String sx = String.format("%.2f", xD), sy = String.format("%.2f", yD);
        Form.coord_text.setText("(" + sx + "; " + sy + ")");

        Lab5Client.MarkList.add(m);
        g.repaint();
    }

    @Override
    public void mouseEntered(MouseEvent e) {
    }

    @Override
    public void mouseExited(MouseEvent e) {
    }

    @Override
    public void mouseReleased(MouseEvent e) {
    }

    @Override
    public void mousePressed(MouseEvent e) {
    }
}

class Graph extends JPanel {

    Graphics2D graphic;

    @Override
    protected void paintComponent(Graphics graph) {
        graphic = (Graphics2D) graph;			//установка фона и сглаживания
        super.paintComponent(graphic);
        this.setBackground(Color.yellow.brighter());

        graphic.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);			//улучшение визуализации

        int w = this.getWidth();
        int h = this.getHeight();
        int r = (int) Lab5Client.area.getR();

        graphic.setColor(Color.green.darker());			//рисовка фигуры
        int[] xPoints = {w / 2 - r * w / 80, w / 2, w / 2, w / 2 + r * w / 40, w / 2 + r * w / 40};
        int[] yPoints = {h / 2, h / 2 - r * h / 80, h / 2 + r * h / 40, h / 2 + r * h / 40, h / 2};
        graphic.fillPolygon(xPoints, yPoints, 5);
        graphic.fillArc(w / 2 - r * w / 80, h / 2 - r * h / 80, r * w / 40 + 5, r * h / 40, 180, 90);

        graphic.setColor(Color.blue.darker());

        graphic.drawLine(w / 2, h - 20, w / 2, 20);			//оси координат
        graphic.drawLine(w / 2, 20, w / 2 - 4, 30);
        graphic.drawLine(w / 2, 20, w / 2 + 4, 30);
        graphic.drawLine(20, h / 2, w - 20, h / 2);
        graphic.drawLine(w - 30, h / 2 - 4, w - 20, h / 2);
        graphic.drawLine(w - 30, h / 2 + 4, w - 20, h / 2);

        graphic.drawLine(w / 4, h / 2 - 5, w / 4, h / 2 + 5);			//цена деления
        graphic.drawString("-10", w / 4 - 7, h / 2 + 17);
        graphic.drawLine(w / 8 * 3, h / 2 - 5, w / 8 * 3, h / 2 + 5);
        graphic.drawString("-5", w / 8 * 3, h / 2 + 17);
        graphic.drawLine(w / 8 * 5, h / 2 - 5, w / 8 * 5, h / 2 + 5);
        graphic.drawString("5", w / 8 * 5, h / 2 + 17);
        graphic.drawLine(w / 4 * 3, h / 2 - 5, w / 4 * 3, h / 2 + 5);
        graphic.drawString("10", w / 4 * 3 - 3, h / 2 + 17);
        graphic.drawLine(w / 2 - 5, h / 4, w / 2 + 5, h / 4);
        graphic.drawString("10", w / 2 + 7, h / 4 + 5);
        graphic.drawLine(w / 2 - 5, h / 8 * 3, w / 2 + 5, h / 8 * 3);
        graphic.drawString("5", w / 2 + 7, h / 8 * 3 + 5);
        graphic.drawLine(w / 2 - 5, h / 4 * 3, w / 2 + 5, h / 4 * 3);
        graphic.drawString("-10", w / 2 + 7, h / 4 * 3 + 5);
        graphic.drawLine(w / 2 - 5, h / 8 * 5, w / 2 + 5, h / 8 * 5);
        graphic.drawString("-5", w / 2 + 7, h / 8 * 5 + 5);

        for (Mark m : Lab5Client.MarkList) //Отрисовка точек
        {
            this.DrawMark(m);
        }
    }

    public void DrawMark(Mark m) {
        int w = this.getWidth();
        int h = this.getHeight();
        float x = (m.x * (w / 2) / 20 + w / 2);
        float y = (-m.y * (h / 2) / 20 + h / 2);
        Color clr = Color.lightGray;
        graphic.fillOval((int) x - 2, (int) y - 2, 4, 4);
        boolean result = false;
        boolean ok = true;
        try {
            result = Lab5Client.Request(m.x, m.y, Lab5Client.area.getR());
        } catch (IOException e) {
            ok = false;
        }
        if (ok) {
            if (result) {
                clr = Color.green;
                if (m.inAr == 1 || m.inAr == 0) {
                    runAnim rA = new runAnim(this.getGraphics(), m, this, Lab5Client.area.getR(), (int) x, (int) y);
                    Thread thr = new Thread(rA);
                    thr.start();
                    m.setInArea(2);
                }
                m.setInArea(2);
            } else {
                clr = Color.red;
                m.setInArea(1);
            }
        }
        graphic.setColor(clr);
        graphic.fillOval((int) x - 2, (int) y - 2, 4, 4);
    }
}

class runAnim implements Runnable {

    Graph src;
    Graphics2D g;
    Mark nMark;
    float r;
    int x, y;

    public runAnim(Graphics gr, Mark nMrk, Graph graph, float R, int x, int y) {
        g = (Graphics2D) gr;
        nMark = nMrk;
        src = graph;
        this.r = R;
        this.x = x;
        this.y = y;
    }

    @Override
    public void run() {
        int w = src.getWidth(),
                h = src.getHeight();
        int alpha = w / 32;
        g.setColor(Color.green);
        g.fillOval(x - alpha / 2, y - alpha / 2, alpha, alpha);

        while (alpha > 4) {
            g.setColor(Color.green.darker());       //new Color(255,255,255,100) - попытка прозрачности
            g.fillOval(x - alpha / 2, y - alpha / 2, alpha, alpha);
            alpha--;
            g.setColor(Color.green);
            g.fillOval(x - alpha / 2, y - alpha / 2, alpha, alpha);

            try {
                Thread.sleep(100);
            } catch (Exception e) {
            }
        }
        src.repaint();
        Thread.currentThread().interrupt();
    }
}

class Mark {

    float x, y;
    int inAr;

    public Mark(float x, float y) {
        this.x = x;
        this.y = y;
        inAr = 0;
    }

    public void setInArea(int i) {
        inAr = i;
    }
}

class Silhouette {

    float R;

    public Silhouette(float r) {
        this.R = r;
    }

    public void setR(float r) {
        this.R = r;
    }

    public float getR() {
        return R;
    }

    public boolean IsHit(Mark m) {
        if (m.y >= 0 && m.x <= 0 && m.y <= m.x + R / 2 || m.y <= 0 && m.x >= 0 && m.x <= R && m.y >= -R || m.y <= 0 && m.x <= 0 && Math.pow(m.x, 2) + Math.pow(m.y, 2) <= Math.pow(R / 2, 2)) {
            return true;
        } else {
            return false;
        }
    }
}