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package boggleclient;

/**
 *
 * @author Frog
 */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.plaf.metal.*;

import java.lang.Integer.*;

import java.net.*;
import java.io.*;

public class BoggleClient extends JPanel implements ActionListener {
    static protected JTextField textField;
    //protected JButton enterButton;
    static protected JTextArea textArea;

    static protected Socket socket = null;
    static protected BufferedReader input = null;
    static protected BufferedWriter output = null;
    static String fromServer;

    // Specify the look and feel to use by defining the LOOKANDFEEL constant
    // Valid values are: null (use the default), "Metal", "System", "Motif",
    // and "GTK"
    final static String LOOKANDFEEL = "Metal";

    // If you choose the Metal L&F, you can also choose a theme.
    // Specify the theme to use by defining the THEME constant
    // Valid values are: "DefaultMetal", "Ocean",  and [["Test"]] - Test is deprecated
    final static String THEME = "Ocean";

    public BoggleClient() {
        super(new GridBagLayout());

        textField = new JTextField(35);
        textField.addActionListener(this);

        //enterButton = new JButton("Out");

        textArea = new JTextArea(15, 35);
        textArea.setEditable(false);
        JScrollPane scrollPane = new JScrollPane(textArea);

        //Add Components to this panel.
        GridBagConstraints c = new GridBagConstraints();
        c.gridwidth = GridBagConstraints.REMAINDER;

        c.fill = GridBagConstraints.HORIZONTAL;
        add(textField, c);

        c.fill = GridBagConstraints.BOTH;
        c.weightx = 1.0;
        c.weighty = 1.0;
        add(scrollPane, c);
    }

    public void actionPerformed(ActionEvent evt) {
        String toServer = textField.getText();

        send(toServer);
    }

    public static void print(String output) {
        if (output == null) {
            return;
        }
        if (textArea.getText().equals("")) {
            textArea.append(output);
        } else {
            textArea.append("\n" + output);
        }

        // Make sure the new text is visible.
        textArea.setCaretPosition(textArea.getDocument().getLength());

        textField.selectAll();
    }

    private static void initLookAndFeel() {
        String lookAndFeel = null;

        if (LOOKANDFEEL != null) {
            if (LOOKANDFEEL.equals("Metal")) {
                lookAndFeel = UIManager.getCrossPlatformLookAndFeelClassName();
              //  an alternative way to set the Metal L&F is to replace the
              // previous line with:
              // lookAndFeel = "javax.swing.plaf.metal.MetalLookAndFeel";

            }

            else if (LOOKANDFEEL.equals("System")) {
                lookAndFeel = UIManager.getSystemLookAndFeelClassName();
            }

            else if (LOOKANDFEEL.equals("Motif")) {
                lookAndFeel = "com.sun.java.swing.plaf.motif.MotifLookAndFeel";
            }

            else if (LOOKANDFEEL.equals("GTK")) {
                lookAndFeel = "com.sun.java.swing.plaf.gtk.GTKLookAndFeel";
            }

            else {
                System.err.println("Unexpected value of LOOKANDFEEL specified: "
                                   + LOOKANDFEEL);
                lookAndFeel = UIManager.getCrossPlatformLookAndFeelClassName();
            }

            try {
                UIManager.setLookAndFeel(lookAndFeel);

                // If L&F = "Metal", set the theme

                if (LOOKANDFEEL.equals("Metal")) {
                  if (THEME.equals("DefaultMetal"))
                     MetalLookAndFeel.setCurrentTheme(new DefaultMetalTheme());
                  else if (THEME.equals("Ocean"))
                     MetalLookAndFeel.setCurrentTheme(new OceanTheme());
                  //else
                     //MetalLookAndFeel.setCurrentTheme(new TestTheme());

                  UIManager.setLookAndFeel(new MetalLookAndFeel());
                }
            }

            catch (ClassNotFoundException e) {
                System.err.println("Couldn't find class for specified look and feel:"
                                   + lookAndFeel);
                System.err.println("Did you include the L&F library in the class path?");
                System.err.println("Using the default look and feel.");
            }

            catch (UnsupportedLookAndFeelException e) {
                System.err.println("Can't use the specified look and feel ("
                                   + lookAndFeel
                                   + ") on this platform.");
                System.err.println("Using the default look and feel.");
            }

            catch (Exception e) {
                System.err.println("Couldn't get specified look and feel ("
                                   + lookAndFeel
                                   + "), for some reason.");
                System.err.println("Using the default look and feel.");
                e.printStackTrace();
            }
        }
    }

    /**
     * Create the GUI and show it.  For thread safety,
     * this method should be invoked from the
     * event dispatch thread.
     */
    private static void createAndShowGUI() throws IOException {
        //Set the look and feel.
        initLookAndFeel();

        //Make sure we have nice window decorations.
        JFrame.setDefaultLookAndFeelDecorated(true);

        //Create and set up the window.
        final JFrame frame = new JFrame("Boggle!");
        frame.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) throws IOException {
                input.close();
                output.close();
                socket.close();

                frame.dispose();
                System.exit(0);
            }
        });
        //frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        //Add contents to the window.
        frame.add(new BoggleClient());

        //Display the window.
        frame.pack();
        frame.setVisible(true);
    }

    public static void main(String[] args) throws IOException {
        //Schedule a job for the event dispatch thread:
        //creating and showing this application's GUI.
        /*javax.swing.SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                createAndShowGUI();
            }
        });*/
        createAndShowGUI();
        setupSocket();
    }

    private static void setupSocket() {
        //Socket socket = null;
        //BufferedReader input = null;
        //BufferedWriter output = null;
        JOptionPane o = new JOptionPane();
        String host = "ancalagon.bethesdatech.net";
        int port = 14000;
        /*try {
            try {
                host = o.showInputDialog("Host name:");
            } catch (Exception e) {
                o.showMessageDialog(null, "Invalid host name.", "Error", JOptionPane.ERROR_MESSAGE);
                System.exit(1);
            }
            try {
                port = java.lang.Integer.parseInt(o.showInputDialog("Port:"));
            } catch (Exception e) {
                o.showMessageDialog(null, "Invalid port.", "Error", JOptionPane.ERROR_MESSAGE);
                System.exit(1);
            }
        } catch (Exception e) {
            o.showMessageDialog(null, "Something bad happened.", "Error", JOptionPane.ERROR_MESSAGE);
            System.exit(1);
        }*/

        try {
            socket = new Socket(host, port);
            input = new BufferedReader(new InputStreamReader(socket.getInputStream()));
            output = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));

            String fromServer;

           while ((fromServer = input.readLine()) != null) {
                print(fromServer);
           }

           input.close();
           output.close();
           socket.close();
        } catch (UnknownHostException e) {
            o.showMessageDialog(null, "Could not acquire host: " + host, "Error", JOptionPane.ERROR_MESSAGE);
            System.exit(1);
        } catch (IOException e) {
            o.showMessageDialog(null, "Could not get IO for host: " + host, "Error", JOptionPane.ERROR_MESSAGE);
            System.exit(1);
        }
    }

    public void send(String toServer) {
        try {
            output.write(toServer);
        } catch (IOException e) {
            JOptionPane o = new JOptionPane();
            o.showMessageDialog(null, "Send error.", "Error", JOptionPane.ERROR_MESSAGE);
        }
    }
}