package org.wiztools.restclient.ui.option;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;
import javax.swing.*;
import org.wiztools.commons.StringUtil;
import org.wiztools.restclient.ProxyConfig;
import org.wiztools.restclient.ui.RESTViewImpl;
/**
*
* @author Subhash
*/
public class OptionsProxyPanel extends JPanel implements IOptionsPanel {
private static final Logger LOG = Logger.getLogger(OptionsProxyPanel.class.getName());
private JCheckBox jcb_enable = new JCheckBox("Enable");
private JCheckBox jcb_auth_enable = new JCheckBox("Authentication");
private final int jtf_size = 25;
private final JTextField jtf_host = new JTextField(jtf_size);
private final JTextField jtf_port = new JTextField(jtf_size);
private final JTextField jtf_username = new JTextField(jtf_size);
private final JPasswordField jpf_password = new JPasswordField(jtf_size);
public OptionsProxyPanel(){
toggleEnable(false);
JPanel jp = this;
jp.setBorder(BorderFactory.createEmptyBorder(
RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH));
jp.setLayout(new BorderLayout(RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH));
// North
JPanel jp_north = new JPanel();
jp_north.setLayout(new FlowLayout(FlowLayout.LEFT));
jcb_enable.setMnemonic('e');
jcb_enable.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
if(jcb_enable.isSelected()){
toggleEnable(true);
}
else{
toggleEnable(false);
}
}
});
jp_north.add(jcb_enable);
jcb_auth_enable.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
if(jcb_auth_enable.isSelected()){
toggleAuthEnable(true);
}
else{
toggleAuthEnable(false);
}
}
});
jp_north.add(jcb_auth_enable);
jp.add(jp_north, BorderLayout.NORTH);
// Center
JPanel jp_center = new JPanel();
jp_center.setLayout(new BorderLayout(RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH));
JPanel jp_center_west = new JPanel();
jp_center_west.setLayout(new GridLayout(4, 1, RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH));
jp_center_west.add(new JLabel("Host: "));
jp_center_west.add(new JLabel("Port: "));
jp_center_west.add(new JLabel("Username: "));
jp_center_west.add(new JLabel("Password: "));
jp_center.add(jp_center_west, BorderLayout.WEST);
JPanel jp_center_center = new JPanel();
jp_center_center.setLayout(new GridLayout(4, 1, RESTViewImpl.BORDER_WIDTH, RESTViewImpl.BORDER_WIDTH));
jp_center_center.add(jtf_host);
jtf_port.setText("" + ProxyConfig.DEFAULT_PORT);
jp_center_center.add(jtf_port);
jp_center_center.add(jtf_username);
jp_center_center.add(jpf_password);
jp_center.add(jp_center_center, BorderLayout.CENTER);
jp.add(jp_center, BorderLayout.CENTER);
}
private void toggleEnable(final boolean boo){
jtf_host.setEnabled(boo);
jtf_port.setEnabled(boo);
jcb_auth_enable.setEnabled(boo);
if(!boo){ // if boo is false
toggleAuthEnable(false);
}
else if(boo && jcb_auth_enable.isSelected()){
toggleAuthEnable(true);
}
}
private void toggleAuthEnable(final boolean boo){
jtf_username.setEnabled(boo);
jpf_password.setEnabled(boo);
}
@Override
public List<String> validateInput(){
List<String> errors = new ArrayList<String>();
boolean enabled = jcb_enable.isSelected();
if(enabled){
String host = jtf_host.getText();
int port = -1;
try{
port = Integer.parseInt(jtf_port.getText());
if(!(0 < port && port < 65536)){
throw new IllegalArgumentException("Proxy Port not in valid range.");
}
}
catch(NumberFormatException ex){
errors.add("Proxy Port is not integer.");
}
catch(IllegalArgumentException ex){
errors.add(ex.getMessage());
}
boolean authEnabled = jcb_auth_enable.isSelected();
String username = jtf_username.getText();
char[] password = jpf_password.getPassword();
// Validation
if(StringUtil.isEmpty(host)){
errors.add("Proxy Host is empty.");
}
// port is already validated
if(authEnabled){
if(StringUtil.isEmpty(username)){
errors.add("Proxy Username is empty.");
}
if(password == null || password.length == 0){
errors.add("Proxy Password is empty.");
}
}
}
if(errors.isEmpty()){
return null;
}
return errors;
}
@Override
public boolean saveOptions(){
boolean enabled = jcb_enable.isSelected();
String host = jtf_host.getText();
int port = -1;
try{
port = Integer.parseInt(jtf_port.getText());
if(!(0 < port && port < 65536)){
throw new IllegalArgumentException("Port not in valid range.");
}
}
catch(NumberFormatException ex){
return false;
}
catch(IllegalArgumentException ex){
return false;
}
boolean authEnabled = jcb_auth_enable.isSelected();
String username = jtf_username.getText();
char[] password = jpf_password.getPassword();
// Setting proxy object
ProxyConfig proxy = ProxyConfig.getInstance();
proxy.acquire();
if(enabled){
proxy.setEnabled(true);
proxy.setHost(host);
proxy.setPort(port);
if(authEnabled){
proxy.setAuthEnabled(true);
proxy.setUsername(username);
proxy.setPassword(password);
}
}
else{
proxy.setEnabled(false);
}
proxy.release();
return true;
}
private void setUIFromCache(){
ProxyConfig proxy = ProxyConfig.getInstance();
proxy.acquire();
jcb_enable.setSelected(proxy.isEnabled());
jtf_host.setText(proxy.getHost());
jtf_port.setText("" + proxy.getPort());
jcb_auth_enable.setSelected(proxy.isAuthEnabled());
jtf_username.setText(proxy.getUsername());
if(proxy.getPassword() == null){
jpf_password.setText("");
}
else{
jpf_password.setText(new String(proxy.getPassword()));
}
proxy.release();
// Disable/enable the interface:
toggleEnable(proxy.isEnabled());
// toggleAuthEnable(proxy.isAuthEnabled());
}
@Override
public boolean revertOptions(){
setUIFromCache();
return true;
}
@Override
public void initOptions() {
ProxyConfig proxy = ProxyConfig.getInstance();
proxy.acquire();
setUIFromCache();
proxy.release();
}
@Override
public void shutdownOptions() {
ProxyConfig proxy = ProxyConfig.getInstance();
proxy.acquire();
proxy.write();
proxy.release();
}
}