content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.apache.causeway.extensions.executionoutbox.applib.spiimpl;
  
  import java.util.List;
  import java.util.Objects;
  
  import jakarta.ws.rs.core.MediaType;
  
  import org.springframework.stereotype.Service;
  
  import org.apache.causeway.applib.services.conmap.ContentMappingService;
  import org.apache.causeway.extensions.executionoutbox.applib.dom.ExecutionOutboxEntry;
  import org.apache.causeway.extensions.executionoutbox.applib.restapi.OutboxEvents;
  import org.apache.causeway.schema.ixn.v2.InteractionsDto;
  
  /**
   * Implementation of {@link ContentMappingService} that is responsible for serializing a list of
   * @since 2.0 {@index}
   */
  @Service
  public class ContentMappingServiceForOutboxEvents implements ContentMappingService {
  
      @Override
      public Object map(final Object object, final List<MediaType> acceptableMediaTypes) {
          final boolean supported = isSupported(InteractionsDto.class, acceptableMediaTypes);
          if(!supported) {
              return null;
          }
  
          return map(object);
      }
  
      private Object map(final Object object) {
          if (!(object instanceof OutboxEvents)) {
              return null;
          }
  
          var outboxEvents = (OutboxEvents) object;
  
          var dto = new InteractionsDto();
          outboxEvents.getExecutions().stream()
                  .map(ExecutionOutboxEntry::getInteractionDto)
                  .filter(Objects::nonNull)
                  .forEach(x -> dto.getInteractionDto().add(x));
  
          return dto;
      }
  
  }
  