content: /*
   * Copyright 2018-2024 adorsys GmbH & Co KG
   *
   * 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 Affero 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 https://www.gnu.org/licenses/.
   *
   * This project is also available under a separate commercial license. You can
   * contact us at sales@adorsys.com.
   */
  
  package de.adorsys.psd2.xs2a.service.validator;
  
  import de.adorsys.psd2.xs2a.core.error.MessageError;
  import de.adorsys.psd2.xs2a.core.profile.ScaApproach;
  import de.adorsys.psd2.xs2a.core.profile.ScaRedirectFlow;
  import de.adorsys.psd2.xs2a.core.service.validator.ValidationResult;
  import de.adorsys.psd2.xs2a.service.RequestProviderService;
  import de.adorsys.psd2.xs2a.service.ScaApproachResolver;
  import de.adorsys.psd2.xs2a.service.profile.AspspProfileServiceWrapper;
  import lombok.RequiredArgsConstructor;
  import org.apache.commons.lang3.StringUtils;
  import org.jetbrains.annotations.NotNull;
  
  @RequiredArgsConstructor
  public abstract class OauthValidator<T> {
      private final RequestProviderService requestProviderService;
      private final AspspProfileServiceWrapper aspspProfileServiceWrapper;
      private final ScaApproachResolver scaApproachResolver;
  
      public @NotNull ValidationResult validate(@NotNull T object) {
  
          if (isOauthIntegrated() && checkObjectForTokenAbsence(object) && isTokenAbsent()) {
              return ValidationResult.invalid(getMessageError());
          }
  
          return ValidationResult.valid();
      }
  
      protected abstract boolean checkObjectForTokenAbsence(T object);
  
      protected abstract MessageError getMessageError();
  
      private boolean isOauthIntegrated() {
          return scaApproachResolver.resolveScaApproach() == ScaApproach.REDIRECT
                     && aspspProfileServiceWrapper.getScaRedirectFlow() == ScaRedirectFlow.OAUTH;
      }
  
      private boolean isTokenAbsent() {
          return StringUtils.isBlank(requestProviderService.getOAuth2Token());
      }
  }
  