LVActionHandler.java

package view;

import model.UserHelper;
import util.MD5Helper;

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Created by Luca on 15.04.2015.
 */
public class LVActionHandler implements ActionListener {

    private LoginView view;
    private UserMaintainanceView userMaintainanceView;
    private UserHelper userHelper;

    public LVActionHandler(LoginView view, UserMaintainanceView userMaintainanceView, UserHelper userHelper) {
        this.view = view;
        this.userMaintainanceView = userMaintainanceView;
        this.userHelper = userHelper;
    }

    /**
     * Invoked when an action occurs.
     *
     * @param e
     */
    @Override
    public void actionPerformed(ActionEvent e) {
        if(e.getSource() == view.getLogin()){
            //TODO: Login
            String username = String.valueOf(view.getUsername().getSelectedItem());
            String password = MD5Helper.getMD5(new String(view.getPasswordField().getPassword()).getBytes());

            if(!userHelper.canLogin(username, password)) {
                view.getPasswordField().setText("");
                JOptionPane.showMessageDialog(null, "Username and/or password is wrong!", "Login failed!", JOptionPane.INFORMATION_MESSAGE);
                return;
            }
            userMaintainanceView.setLoggedIn();
            JOptionPane.showMessageDialog(null, "Thank you for logging in!", "Login successful!", JOptionPane.INFORMATION_MESSAGE);
            view.getFrame().dispose();
        } else if(e.getSource() == view.getCancel()){
            view.getFrame().dispose();
        }
    }
}