/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/*
 * RepositoryPrefGroupPanel.java
 *
 * Created on Aug 15, 2010, 3:22:54 PM
 */
package mpipeline.ltpdapreferences;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Observable;
import java.util.Observer;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

/**
 *
 * @author hewitson
 */
public class RepositoryPrefGroupPanel extends javax.swing.JPanel implements Observer, ChangeListener, ActionListener {

  private RepositoryPrefGroup repoPrefs;

  /** Creates new form RepositoryPrefGroupPanel */
  public RepositoryPrefGroupPanel(RepositoryPrefGroup repoPrefs) {
    this.repoPrefs = repoPrefs;
    initComponents();

    setPreferences();
    repoPrefs.addObserver(this);

    maxConnectionsNumberSpinner.addChangeListener(this);
    cachePasswordComboBox.addActionListener(this);
    expirySpinner.addChangeListener(this);
  }

  public void setPreferences() {
    updateMaxConnectionsNumber();
    updateCachePasswords();
    updateExpiry();
  }

  /** This method is called from within the constructor to
   * initialize the form.
   * WARNING: Do NOT modify this code. The content of this method is
   * always regenerated by the Form Editor.
   */
  @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jLabel3 = new javax.swing.JLabel();
        expirySpinner = new javax.swing.JSpinner();
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        maxConnectionsNumberSpinner = new javax.swing.JSpinner();
        cachePasswordComboBox = new javax.swing.JComboBox();
        jLabel4 = new javax.swing.JLabel();

        jLabel3.setText("Cached passwords expire after:");

        expirySpinner.setModel(new javax.swing.SpinnerNumberModel(0, 0, 10000000, 10));

        jLabel1.setText("Maximum number of simultaneous database connections:");

        jLabel2.setText("Cache password:");

        maxConnectionsNumberSpinner.setModel(new javax.swing.SpinnerNumberModel(Integer.valueOf(1), Integer.valueOf(1), null, Integer.valueOf(1)));

        cachePasswordComboBox.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "No", "Yes", "Ask" }));

        jLabel4.setText("[seconds]");

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);
        this.setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .add(jLabel1)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(maxConnectionsNumberSpinner, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 48, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                    .add(layout.createSequentialGroup()
                        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING, false)
                            .add(org.jdesktop.layout.GroupLayout.LEADING, layout.createSequentialGroup()
                                .add(jLabel2)
                                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                .add(cachePasswordComboBox, 0, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                            .add(org.jdesktop.layout.GroupLayout.LEADING, jLabel3))
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(expirySpinner, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 59, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jLabel4)))
                .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabel1)
                    .add(maxConnectionsNumberSpinner, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabel2)
                    .add(cachePasswordComboBox, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabel3)
                    .add(expirySpinner, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                    .add(jLabel4))
                .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
    }// </editor-fold>//GEN-END:initComponents

  public void update(Observable o, Object arg) {
    if (arg != null) {
      if (arg instanceof Integer) {
        int identifier = ((Integer) arg).intValue();
        switch (identifier) {
          case RepositoryPrefGroup.REPOSITORY_EXPIRY_CHANGED:
            updateExpiry();
            break;
          case RepositoryPrefGroup.REPOSITORY_MAX_CONNECTIONS_NUMBER_CHANGED:
            updateMaxConnectionsNumber();
            break;
          case RepositoryPrefGroup.REPOSITORY_CACHE_PASSWORD_CHANGED:
            updateCachePasswords();
            break;
          default:
            System.err.println("Unknown observation argument: " + arg.toString());
        }
      }
    }
  }

  private void updateMaxConnectionsNumber() {
    maxConnectionsNumberSpinner.setValue(repoPrefs.getMaxConnectionsNumber());
  }
  
  private void updateCachePasswords() {
    cachePasswordComboBox.setSelectedIndex(repoPrefs.getCachePassword().intValue());
  }
  
  private void updateExpiry() {
    expirySpinner.setValue(repoPrefs.getExpiry());
  }

  public void stateChanged(ChangeEvent e) {
    if (e.getSource() == expirySpinner) {
      repoPrefs.setExpiry((Integer) expirySpinner.getValue());
      return;
    }
    if (e.getSource() == maxConnectionsNumberSpinner) {
      repoPrefs.setMaxConnectionsNumber((Integer) maxConnectionsNumberSpinner.getValue());
      return;
    }
  }

  public void actionPerformed(ActionEvent e) {
    if (e.getSource() == cachePasswordComboBox) {
      repoPrefs.setCachePassword((Integer) cachePasswordComboBox.getSelectedIndex());
      return;  
    }
  }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JComboBox cachePasswordComboBox;
    private javax.swing.JSpinner expirySpinner;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JSpinner maxConnectionsNumberSpinner;
    // End of variables declaration//GEN-END:variables
}