package com.nilhcem.fakesmtp.gui.info;

 import com.nilhcem.fakesmtp.core.ArgsHandler;

 import com.nilhcem.fakesmtp.core.I18n;

 import com.nilhcem.fakesmtp.gui.DirChooser;

 import com.nilhcem.fakesmtp.model.UIModel;

 import javax.swing.JTextField;

 import java.awt.Color;

 import java.awt.event.MouseEvent;

 import java.awt.event.MouseListener;

 import java.util.Observable;

 import java.util.Observer;

 /**

  * Text field in which will be written the path where emails will be automatically saved.

  *

  * @author Nilhcem

  * @since 1.0

  */

 public final class SaveMsgField extends Observable implements Observer {

         private final JTextField saveMsgField = new JTextField(UIModel.INSTANCE.getSavePath());

         /**

          * Creates a text field and adds a mouse listener, to display the directory chooser dialog when a user clicks on the field.

          * <p>

          * The text field will be disabled by default to avoid the user to type any folder directly.<br>

          * Instead, he can use the directory chooser dialog to select the path he wants.

          * </p>

          */

         public SaveMsgField() {

                 saveMsgField.setToolTipText(I18n.INSTANCE.get("savemsgfield.tooltip"));

                 // Disable edition but keep the same background color

                 Color bg = saveMsgField.getBackground();

                 saveMsgField.setEditable(false);

                 saveMsgField.setBackground(bg);

                 if (!ArgsHandler.INSTANCE.memoryModeEnabled()) {

                         // Add a MouseListener

                         saveMsgField.addMouseListener(new MouseListener() {

                                 @Override

                                 public void mouseClicked(MouseEvent e) {

                                 }

                                 @Override

                                 public void mousePressed(MouseEvent e) {

                                         openFolderSelection();

                                 }

                                 @Override

                                 public void mouseReleased(MouseEvent e) {

                                 }

                                 @Override

                                 public void mouseEntered(MouseEvent e) {

                                 }

                                 @Override

                                 public void mouseExited(MouseEvent e) {

                                 }

                                 private void openFolderSelection() {

                                         setChanged();

                                         notifyObservers();

                                 }

                         });

                 }

         }

         /**

          * Returns the JTextField object.

          *

          * @return the JTextField object.

          */

         public JTextField get() {

                 return saveMsgField;

         }

         /**

          * Updates the content of the JTextField with the new directory value.

          * <p>

          * Once a directory has been chosen by the {@link DirChooser}, the latter will

          * notify this class, so that it can update its content.

          * </p>

          *

          * @param o the observable element which will notify this class.

          * @param arg optional parameters (not used).

          */

         @Override

         public void update(Observable o, Object arg) {

                 if (o instanceof DirChooser) {

                         saveMsgField.setText(UIModel.INSTANCE.getSavePath());

                 }

         }

 }