package chat.controller;

import java.awt.Color;
import scrypt.main.java.com.lambdaworks.crypto.SCruptUtil.scrypt;
import java.awt.Font;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.TreeSet;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;

import chat.gui.ChatGUI;
import chat.host.Client;

public class Controller implements ActionListener {
    private Client client;
    private ChatGUI gui;
    private String destination;

    public Controller()
    {
        destination = null;
        client = new Client();
        boolean success = false;
        String host = (String) JOptionPane.showInputDialog(null, "Please Enter The Host's IP Address", "Connecting",
                JOptionPane.PLAIN_MESSAGE, null, null, null);
        if(host!= null && host.length() != 0)
        {
            String port = (String) JOptionPane.showInputDialog(null, "Please Enter The Host's port number", "Connecting",
                    JOptionPane.PLAIN_MESSAGE, null, null, null);


            success = client.Connect(host, Integer.parseInt(port));
            if(success)
            {
                InitiateNameAndPasswordRequest();
            }
            else
            {
                JOptionPane.showMessageDialog(null, "Something went wrong. Please try again.", "OOPs!!",
                        JOptionPane.PLAIN_MESSAGE);
            }
        }
    }

    public void InitiateNameAndPasswordRequest()
    {
        /*String name = (String) JOptionPane.showInputDialog(null, "Please Enter A Nickname", "Logging in",
                JOptionPane.PLAIN_MESSAGE, null, null, null);
        client.setControl(this);
        client.join(name);
        */
        JLabel l1, l2, l3;
         JTextField tf1;
         JButton btn1;
         JPasswordField p1;
        JFrame frame = new JFrame("Login Form");
          l1 = new JLabel("Register Form");
          l1.setForeground(Color.blue);
          l1.setFont(new Font("Serif", Font.BOLD, 20));

          l2 = new JLabel("Username");
          l3 = new JLabel("Password");
          tf1 = new JTextField();
          p1 = new JPasswordField();
          btn1 = new JButton("Register");

          l1.setBounds(100, 30, 400, 30);
          l2.setBounds(80, 70, 200, 30);
          l3.setBounds(80, 110, 200, 30);
          tf1.setBounds(300, 70, 200, 30);
          p1.setBounds(300, 110, 200, 30);
          btn1.setBounds(200, 160, 100, 30);

          frame.add(l1);
          frame.add(l2);
          frame.add(tf1);
          frame.add(l3);
          frame.add(p1);
          frame.add(btn1);

          frame.setSize(500, 500);
          frame.setLayout(null);
          frame.setVisible(true);

          String uname = tf1.getText();
          System.out.println(uname);
          String pass = p1.getText();

    }

    public void InitiatePasswordRequest()
    {
        //String name = (String) JOptionPane.showInputDialog(null, "Please Enter A Nickname", "Logging in",
    //          JOptionPane.PLAIN_MESSAGE, null, null, null);
        /*
        JPasswordField pwd = new JPasswordField(10);
        int action = JOptionPane.showConfirmDialog(null, pwd,"Enter Password",JOptionPane.OK_CANCEL_OPTION);
        if(action < 0)JOptionPane.showMessageDialog(null,"Cancel, X or escape key selected");
        else JOptionPane.showMessageDialog(null,"Your password is "+new String(pwd.getPassword()));
        System.exit(0);
        */
    //  client.setControl(this);
//      client.join(name);
        JLabel l1, l2, l3;
         JTextField tf1;
         JButton btn1;
         JPasswordField p1;
        JFrame frame = new JFrame("Login Form");
          l1 = new JLabel("Login Form");
          l1.setForeground(Color.blue);
          l1.setFont(new Font("Serif", Font.BOLD, 20));

          l2 = new JLabel("Username");
          l3 = new JLabel("Password");
          tf1 = new JTextField();
          p1 = new JPasswordField();
          btn1 = new JButton("Login");

          l1.setBounds(100, 30, 400, 30);
          l2.setBounds(80, 70, 200, 30);
          l3.setBounds(80, 110, 200, 30);
          tf1.setBounds(300, 70, 200, 30);
          p1.setBounds(300, 110, 200, 30);
          btn1.setBounds(150, 160, 100, 30);

          frame.add(l1);
          frame.add(l2);
          frame.add(tf1);
          frame.add(l3);
          frame.add(p1);
          frame.add(btn1);

          frame.setSize(400, 400);
          frame.setLayout(null);
          frame.setVisible(true);
    }


    public void Join(Boolean a)
    {
        if (a)
        {
            gui = new ChatGUI(this);
            gui.addWindowListener(new WindowAdapter(){
                public void windowClosing(WindowEvent windowEvent) {
                    client.LogOff();
                }
            });
        }
        else
        {
            JOptionPane.showMessageDialog(null, "Username already Taken", "OOPs!!",
                    JOptionPane.PLAIN_MESSAGE);
            InitiateNameAndPasswordRequest();

        }
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        if(e.getSource() == gui.getLogOff())
        {
            client.LogOff();
            System.exit(0);
        }
        else if( e.getSource() == gui.getSend())
        {
            if ( destination == null)
            {
                JOptionPane.showMessageDialog(null, "Please choose a user to chat with.", "OOPs!!",
                        JOptionPane.PLAIN_MESSAGE);
            }else
            {
                gui.getChatHistory().append(client.getName()+" :"+gui.getChatMessage().getText()+"\n");
                client.Chat(client.getName(), destination, 2, gui.getChatMessage().getText());
                gui.getChatMessage().setText("");
                gui.getChatHistory().repaint();
                gui.getChatHistory().validate();
            }
        }else
            if(e.getSource() == gui.getMembersOfServer())
            {
                client.getMembersOfServer();

            }
        else
        {
            String member = ((JButton) e.getSource()).getText();
            gui.getChatHistory().append("You Are Now Sending Messages to: "+member+"\n");
            destination = member;
        }

    }

    public void ShowMessage(String s) {
        gui.getChatHistory().append(s+"\n");
        gui.getChatHistory().repaint();
        gui.getChatHistory().validate();
    }

    public void UpdateMembers(TreeSet<String> treeSet) {
        gui.getMembers().removeAll();
        for (String n : treeSet)
        {
            JButton b = new JButton(n);
            b.addActionListener(this);
            gui.getMembers().add(b);
            b.setVisible(true);
        }
        if(treeSet != null && destination != null && !treeSet.contains(destination))
        {
            gui.getChatHistory().append(destination+" Logged out.\n" );
            gui.getChatHistory().repaint();
            gui.getChatHistory().validate();
            destination = null;
        }
        gui.repaint();
        gui.validate();

    }

    public void ShowMembersOfServer(TreeSet<String> content) {
        JPanel p = new JPanel(new GridLayout());
        for ( String user : content)
        {
            if(!user.equals(client.getName()))
            {
                JButton b = new JButton(user);
                b.addActionListener(this);
                p.add(b);
                b.setVisible(true);
            }

        }
        JOptionPane.showMessageDialog(null,p,"Members on your server",JOptionPane.INFORMATION_MESSAGE);

    }





}