/**
 *                                                                            
 *  Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany) 
 *                                                                            
 *  All rights reserved. This program and the accompanying materials           
 *  are made available under the terms of the Eclipse Public License v1.0       
 *  which accompanies this distribution, and is available at                  
 *  http://www.eclipse.org/legal/epl-v10.html                                 
 *                                                                            
 *  Contributors:                                                      
 * 	   Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation
 * 
 */
 package org.eclipse.osbp.vaaclipse.addons.login;

import javax.annotation.PostConstruct;
import javax.inject.Inject;

import org.eclipse.e4.core.services.events.IEventBroker;
import org.eclipse.osbp.user.User;
import org.eclipse.osbp.vaaclipse.publicapi.authentication.AuthenticationConstants;

import com.vaadin.ui.Button;
import com.vaadin.ui.TextField;
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;

public class AuthenticationProvider {

	@Inject
	private IEventBroker eventBroker;

	private Window dialog;

	private TextField userName;

	@PostConstruct
	public void setup() {
		userName = new TextField("userName");
		Button b = new Button("Login", e -> login());
		VerticalLayout vl = new VerticalLayout(userName, b);
		vl.setSpacing(true);
		vl.setMargin(true);
		dialog = new Window("Login", vl);

		UI.getCurrent().addWindow(dialog);
		dialog.center();
	}

	private void login() {
		dialog.close();

		eventBroker.send(AuthenticationConstants.Events.Authentication.name,
				new User(userName.getValue()));
	}

}