package fr.ifremer.quadrige3.synchro.server.pages.login;
   
   /*-
    * #%L
    * Quadrige3 Core :: Quadrige3 Synchro server
    * $Id:$
    * $HeadURL:$
    * %%
    * Copyright (C) 2017 Ifremer
   * %%
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Affero General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   * 
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   * 
   * You should have received a copy of the GNU Affero General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   * #L%
   */
  
  
  
  import fr.ifremer.quadrige3.synchro.server.application.WebSession;
  import fr.ifremer.quadrige3.synchro.server.pages.BasePage;
  import fr.ifremer.quadrige3.synchro.server.pages.home.HomePage;
  import fr.ifremer.quadrige3.synchro.server.security.SecurityContextHelper;
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.apache.wicket.ajax.AjaxRequestTarget;
  import org.apache.wicket.extensions.ajax.markup.html.IndicatingAjaxButton;
  import org.apache.wicket.markup.html.basic.Label;
  import org.apache.wicket.markup.html.form.Form;
  import org.apache.wicket.markup.html.form.PasswordTextField;
  import org.apache.wicket.markup.html.form.RequiredTextField;
  import org.apache.wicket.model.CompoundPropertyModel;
  import org.apache.wicket.model.IModel;
  import org.apache.wicket.model.StringResourceModel;
  import org.apache.wicket.request.mapper.parameter.PageParameters;
  
  /**
   * <p>LoginPage class.</p>
   *
   */
  public class LoginPage extends BasePage {
  
      private final static Log log = LogFactory.getLog(LoginPage.class);
      private static final long serialVersionUID = 1L;
  
      private String username;
      private String password;
      private String error;
      private Label errorLabel;
  
      /**
       * <p>Constructor for LoginPage.</p>
       *
       * @param parameters a {@link org.apache.wicket.request.mapper.parameter.PageParameters} object.
       */
      public LoginPage(final PageParameters parameters) {
          super(parameters);
  
          if (SecurityContextHelper.isAuthenticateNotAnonymous()) {
              setResponsePage(HomePage.class);
              return;
          }
  
          final Form<LoginPage> form = new Form<>("form", new CompoundPropertyModel<>(this));
          add(form);
  
          // Username
          RequiredTextField<String> usernameText = new RequiredTextField<>("username");
          //usernameText.add(new FocusOnLoadBehavior());
          form.add(usernameText);
  
          // Password
          form.add(new PasswordTextField("password"));
  
          // Submit button
          IndicatingAjaxButton submitButton = new IndicatingAjaxButton("submit") {
              private static final long serialVersionUID = 6186054816945761563L;
  
              @Override
              protected void onSubmit(AjaxRequestTarget target, Form<?> form) {
                  try {
                      form.process(null);
                      if (WebSession.get().signIn(username, password)) {
                          continueToOriginalDestination();
                          setResponsePage(HomePage.class);
                      } else {
                          error = getString("login.failed");
                          log.error(error);
                      }
                  } catch (Exception ex) {
                      error = getString("login.failed") + " : " + ex.getLocalizedMessage();
                     log.error(error);
                     target.add(errorLabel);
                 }
             }
         };
         form.setDefaultButton(submitButton);
         form.add(submitButton);
 
         // Error label
         errorLabel = new Label("error");
         errorLabel.setOutputMarkupId(true);
         form.add(errorLabel);
     }
 
     /** {@inheritDoc} */
     @Override
     protected IModel<String> getTitleModel() {
         return new StringResourceModel("login.title", this, null);
     }
 
 }