//package proyect;
//package agenda;

import java.awt.*;
import java.util.*;
import java.awt.event.*;
import javax.swing.*;

/**
 *
 * <p>Title:Reporte </p>
 * <p>Description: clase que permite generar uan tabla con unresumen de los aventos  </p>
 * * @author Rodrigo Loyola   &&    Gustavo Valdes
 * @version 1.0
 */
public class Reportes extends JFrame implements ActionListener {

  /**
   * metodo para construir reportes
   */
  public Reportes() {

                super("SECRET@RIA VIRTUAL");

                lap = 0;
                totalLaps = 1;

                header = new JLabel("Reporte de eventos");
                backButton = new JButton("Anteriores");
                nextButton = new JButton("Siguientes");
                closeButton = new JButton("Cerrar");

                backButton.addActionListener(this);
                nextButton.addActionListener(this);
                closeButton.addActionListener(this);


                data = new Object[20][3];


                columnNames = new String[3];
                columnNames[0] = "Nombre";
                columnNames[1] = "Mail origen";
                columnNames[2] = "Mail destino";

                //JTable jTable = new JTable(data, columnNames);
                table = new JTable();

                JPanel contentPane = new JPanel();
                contentPane.setLayout(new BorderLayout());

                JPanel southPanel = new JPanel();
                southPanel.setLayout(new GridLayout(2, 5, 10, 10));
                southPanel.add(new JLabel(""));
                southPanel.add(new JLabel(""));
                southPanel.add(new JLabel(""));
                southPanel.add(new JLabel(""));
                southPanel.add(new JLabel(""));
                southPanel.add(new JLabel(""));
                southPanel.add(backButton);
                southPanel.add(nextButton);
                southPanel.add(closeButton);
                southPanel.add(new JLabel(""));

                loadContacts();

                this.setContentPane(contentPane);
                this.getContentPane().add(header, BorderLayout.NORTH);
                this.getContentPane().add(table, BorderLayout.CENTER);
                this.getContentPane().add(southPanel, BorderLayout.SOUTH);

                this.setSize(750, 500);
                this.setVisible(true);

        }


        /**
         * Lee contactos
         */
        public void loadContacts() {

                ABC abc = new ABC("agenda.dat");
                Hashtable agenda = abc.readAgenda();
                totalLaps = agenda.size() / 20;
                int residuo = agenda.size() % 20;

                if(residuo > 0)
                        totalLaps += 1;

                Enumeration e = agenda.elements();
                for(int j=0; j<lap; j++)
                        for(int z=0; z<10; z++)
                                e.nextElement();

                int i=0;

                while(e.hasMoreElements() && i<20) {

                        Evento evento = (Evento)(e.nextElement());

                        data[i][0] = "Origen: " + evento.getUsuario();
                        data[i][2] = "Mail destino: " + evento.getMaild();
                        data[i][1] = "Mensaje:" + evento.getMensaje();

                        i++;

                }









                table = new JTable(data, columnNames);




        }

        /**
         * limpia la tabla
         */
        public void clearTable() {

                for(int i=0; i<20; i++) {
                        data[i][0] = "";
                        data[i][1] = "";
                        data[i][2] = "";
                }
                table = new JTable(data, columnNames);
        }

        public void actionPerformed(ActionEvent e) {

                JButton source = (JButton)(e.getSource());

                if(source.equals(closeButton)) {
                        this.setVisible(false);
                }
                else if(source.equals(backButton)) {
                        lap--;
                        if(lap < 0)
                                lap = totalLaps - 1;
                        clearTable();
                        loadContacts();
                }
                else if(source.equals(nextButton)) {
                        lap++;
                        if(lap > totalLaps)
                                lap = 0;
                        clearTable();
                        loadContacts();
                }

        }



        private int lap;
        private int totalLaps;
        private Object[][] data;
        private JTable table;

        private String[] columnNames;
        private JLabel header;
        private JButton backButton;
        private JButton nextButton;
        private JButton closeButton;

}