/*
 * 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.Arrays;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Observable;
import java.util.Observer;
import javax.swing.DefaultListModel;
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();

    DefaultListModel mdl = new DefaultListModel();
    hostnameList.setModel(mdl);
    setPreferences();
    repoPrefs.addObserver(this);

    expirySpinner.addChangeListener(this);

  }

  public void setPreferences() {
    updateHostnames();
    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() {

    jScrollPane1 = new javax.swing.JScrollPane();
    hostnameList = new javax.swing.JList();
    newHostnameTextField = new javax.swing.JTextField();
    jLabel1 = new javax.swing.JLabel();
    addBtn = new javax.swing.JButton();
    removeBtn = new javax.swing.JButton();
    jLabel2 = new javax.swing.JLabel();
    jLabel3 = new javax.swing.JLabel();
    expirySpinner = new javax.swing.JSpinner();

    jScrollPane1.setViewportView(hostnameList);

    jLabel1.setText("New Hostname:");

    addBtn.setIcon(new javax.swing.ImageIcon(getClass().getResource("/mpipeline/icons/add_small.png"))); // NOI18N
    addBtn.setRolloverEnabled(true);
    addBtn.setRolloverIcon(new javax.swing.ImageIcon(getClass().getResource("/mpipeline/icons/add_small_ro.png"))); // NOI18N
    addBtn.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        addBtnActionPerformed(evt);
      }
    });

    removeBtn.setIcon(new javax.swing.ImageIcon(getClass().getResource("/mpipeline/icons/subtract_small.png"))); // NOI18N
    removeBtn.setRolloverEnabled(true);
    removeBtn.setRolloverIcon(new javax.swing.ImageIcon(getClass().getResource("/mpipeline/icons/subtract_small_ro.png"))); // NOI18N
    removeBtn.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        removeBtnActionPerformed(evt);
      }
    });

    jLabel2.setText("User-defined LTPDA Repository Hostnames");

    jLabel3.setText("Repository Login Expiry (s):");

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

    org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);
    this.setLayout(layout);
    layout.setHorizontalGroup(
      layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
      .add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
        .addContainerGap()
        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING)
          .add(removeBtn)
          .add(org.jdesktop.layout.GroupLayout.LEADING, jScrollPane1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 372, Short.MAX_VALUE)
          .add(org.jdesktop.layout.GroupLayout.LEADING, jLabel2)
          .add(layout.createSequentialGroup()
            .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING)
              .add(layout.createSequentialGroup()
                .add(jLabel3)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(expirySpinner))
              .add(layout.createSequentialGroup()
                .add(jLabel1)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(newHostnameTextField, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 222, Short.MAX_VALUE)))
            .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED)
            .add(addBtn)))
        .addContainerGap())
    );
    layout.setVerticalGroup(
      layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
      .add(layout.createSequentialGroup()
        .addContainerGap()
        .add(jLabel2)
        .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED)
        .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
          .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
            .add(jLabel1)
            .add(newHostnameTextField, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
          .add(addBtn))
        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
        .add(removeBtn)
        .add(10, 10, 10)
        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.CENTER)
          .add(jLabel3)
          .add(expirySpinner, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
        .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
    );
  }// </editor-fold>//GEN-END:initComponents

  private void removeBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_removeBtnActionPerformed
    // get selected index
    Object objs[] = hostnameList.getSelectedValues();
    repoPrefs.removeHostnames(objs);
  }//GEN-LAST:event_removeBtnActionPerformed

  private void addBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addBtnActionPerformed

    if (newHostnameTextField.getText().length() != 0) {
      repoPrefs.addHostname(newHostnameTextField.getText());
    }
  }//GEN-LAST:event_addBtnActionPerformed

  public void update(Observable o, Object arg) {
    if (arg != null) {

      if (arg instanceof Integer) {
        int identifier = ((Integer) arg).intValue();

        if (identifier == RepositoryPrefGroup.REPOSITORY_EXPIRY_CHANGED) {
          updateExpiry();
        }
        else if (identifier == RepositoryPrefGroup.REPOSITORY_HOSTNAMES_CHANGED) {
          updateHostnames();
        }
        else {
          System.err.println("Unknown observation argument: " + arg.toString());
        }
      }
    }
  }

  private void updateExpiry() {
    expirySpinner.setValue(repoPrefs.getExpiry());
  }

  private void updateHostnames() {
    DefaultListModel mmdl = (DefaultListModel) hostnameList.getModel();
    mmdl.removeAllElements();
    Iterator it = repoPrefs.getHostnames().iterator();
    while (it.hasNext()) {
      String path = (String) it.next();
      mmdl.addElement(path);
    }
  }

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

  public void actionPerformed(ActionEvent e) {
  }
  // Variables declaration - do not modify//GEN-BEGIN:variables
  private javax.swing.JButton addBtn;
  private javax.swing.JSpinner expirySpinner;
  private javax.swing.JList hostnameList;
  private javax.swing.JLabel jLabel1;
  private javax.swing.JLabel jLabel2;
  private javax.swing.JLabel jLabel3;
  private javax.swing.JScrollPane jScrollPane1;
  private javax.swing.JTextField newHostnameTextField;
  private javax.swing.JButton removeBtn;
  // End of variables declaration//GEN-END:variables
}