/*
    * Copyright 2014 James Pether Sörling
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *   http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   *	$Id$
   *  $HeadURL$
  */
  package com.hack23.cia.web.impl.ui.application.views.user.home.pagemode;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.security.access.annotation.Secured;
  import org.springframework.stereotype.Component;
  import org.springframework.web.context.request.RequestContextHolder;
  
  import com.hack23.cia.model.internal.application.system.impl.ApplicationEventGroup;
  import com.hack23.cia.service.api.action.user.SetGoogleAuthenticatorCredentialRequest;
  import com.hack23.cia.web.impl.ui.application.action.ViewAction;
  import com.hack23.cia.web.impl.ui.application.util.UserContextUtil;
  import com.hack23.cia.web.impl.ui.application.views.common.labelfactory.LabelFactory;
  import com.hack23.cia.web.impl.ui.application.views.common.menufactory.api.UserHomeMenuItemFactory;
  import com.hack23.cia.web.impl.ui.application.views.common.viewnames.CommonsViews;
  import com.hack23.cia.web.impl.ui.application.views.common.viewnames.UserHomePageMode;
  import com.hack23.cia.web.impl.ui.application.views.pageclicklistener.SetGoogleAuthenticatorCredentialClickListener;
  import com.vaadin.server.FontAwesome;
  import com.vaadin.ui.Button;
  import com.vaadin.ui.Layout;
  import com.vaadin.ui.MenuBar;
  import com.vaadin.ui.Panel;
  import com.vaadin.ui.UI;
  import com.vaadin.ui.VerticalLayout;
  
  /**
   * The Class UserHomeSecuritySettingsPageModContentFactoryImpl.
   */
  @Component
  public final class UserHomeSecuritySettingsPageModContentFactoryImpl extends AbstractUserHomePageModContentFactoryImpl {
  
  	/** The Constant ENABLE_GOOGLE_AUTHENTICATOR. */
  	private static final String ENABLE_GOOGLE_AUTHENTICATOR = "Enable Google Authenticator";
  
  	/** The Constant USERHOME. */
  	private static final String USERHOME = "Userhome:";
  
  	/** The Constant SECURITY_SETTINGS. */
  	private static final String SECURITY_SETTINGS = "Security Settings";
  
  	/** The user home menu item factory. */
  	@Autowired
  	private UserHomeMenuItemFactory userHomeMenuItemFactory;
  
  	/**
  	 * Instantiates a new user home security settings page mod content factory
  	 * impl.
  	 */
  	public UserHomeSecuritySettingsPageModContentFactoryImpl() {
  		super();
  	}
  
  	@Override
  	public boolean matches(final String page, final String parameters) {
  		return NAME.equals(page) && parameters.contains(UserHomePageMode.SECURITY_SETTINGS.toString());
  	}
  
  	@Secured({ "ROLE_USER", "ROLE_ADMIN" })
  	@Override
  	public Layout createContent(final String parameters, final MenuBar menuBar, final Panel panel) {
  		final VerticalLayout panelContent = createPanelContent();
  
  		final String pageId = getPageId(parameters);
  
  		userHomeMenuItemFactory.createUserHomeMenuBar(menuBar, pageId);
  
  		LabelFactory.createHeader2Label(panelContent, SECURITY_SETTINGS);
  
  		final Long userIdFromSecurityContext = UserContextUtil.getUserInternalIdFromSecurityContext();
  
  		if (userIdFromSecurityContext == null) {
  			UI.getCurrent().getNavigator().navigateTo(CommonsViews.MAIN_VIEW_NAME);
  		} else {
  
  			final Button googleAuthButton = new Button(ENABLE_GOOGLE_AUTHENTICATOR, FontAwesome.USER_SECRET);
  			googleAuthButton.setId(ENABLE_GOOGLE_AUTHENTICATOR);
  
  			final SetGoogleAuthenticatorCredentialRequest googleAuthRequest = new SetGoogleAuthenticatorCredentialRequest();
  			googleAuthRequest.setSessionId(RequestContextHolder.currentRequestAttributes().getSessionId());
  			googleAuthButton.addClickListener(
  					new SetGoogleAuthenticatorCredentialClickListener(googleAuthRequest));
  
 			panelContent.addComponent(googleAuthButton);
 
 		}
 
 		panel.setCaption(USERHOME + SECURITY_SETTINGS);
 
 		getPageActionEventHelper().createPageEvent(ViewAction.VISIT_USER_HOME_VIEW, ApplicationEventGroup.USER, NAME,
 				parameters, pageId);
 
 		return panelContent;
 
 	}
 
 }