/*
    * Copyright 2012-2017 CodeLibs Project and the Others.
    *
    * 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.
   */
  package org.codelibs.fess.app.web.login;
  
  import org.codelibs.fess.app.web.base.FessLoginAction;
  import org.codelibs.fess.util.RenderDataUtil;
  import org.lastaflute.web.Execute;
  import org.lastaflute.web.login.credential.UserPasswordCredential;
  import org.lastaflute.web.login.exception.LoginFailureException;
  import org.lastaflute.web.response.HtmlResponse;
  
  public class LoginAction extends FessLoginAction {
  
      // ===================================================================================
      //                                                                       Login Execute
      //                                                                      ==============
  
      @Execute
      public HtmlResponse index() {
          return asIndexPage(null).useForm(LoginForm.class);
      }
  
      private HtmlResponse asIndexPage(final LoginForm form) {
          if (form != null) {
              form.clearSecurityInfo();
          }
          return asHtml(virtualHost(path_Login_IndexJsp)).renderWith(data -> {
              RenderDataUtil.register(data, "notification", fessConfig.getNotificationLogin());
              saveToken();
          });
      }
  
      @Execute
      public HtmlResponse login(final LoginForm form) {
          validate(form, messages -> {}, () -> asIndexPage(form));
          verifyToken(() -> asIndexPage(form));
          final String username = form.username;
          final String password = form.password;
          form.clearSecurityInfo();
          try {
              return fessLoginAssist.loginRedirect(new UserPasswordCredential(username, password), op -> {}, () -> {
                  activityHelper.login(getUserBean());
                  userInfoHelper.deleteUserCodeFromCookie(request);
                  return getHtmlResponse();
              });
          } catch (final LoginFailureException lfe) {
              throwValidationError(messages -> messages.addErrorsLoginError(GLOBAL), () -> asIndexPage(form));
          }
          return redirect(getClass());
      }
  
  }