/*
    * Copyright 2017 the original author or authors.
    *
    * 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.openehealth.ipf.platform.camel.ihe.hpd;
  
  import lombok.extern.slf4j.Slf4j;
  import org.apache.camel.Exchange;
  import org.openehealth.ipf.commons.ihe.hpd.HpdException;
  import org.openehealth.ipf.commons.ihe.hpd.stub.dsmlv2.BatchRequest;
  import org.openehealth.ipf.commons.ihe.hpd.stub.dsmlv2.BatchResponse;
  import org.openehealth.ipf.commons.ihe.hpd.stub.dsmlv2.ErrorResponse;
  import org.openehealth.ipf.commons.ihe.hpd.stub.dsmlv2.ObjectFactory;
  import org.openehealth.ipf.platform.camel.core.util.Exchanges;
  import org.openehealth.ipf.platform.camel.ihe.ws.AbstractWebService;
  import org.openehealth.ipf.commons.ihe.hpd.stub.dsmlv2.ErrorResponse.ErrorType;
  
  @Slf4j
  abstract public class HpdService extends AbstractWebService {
  
      public BatchResponse doProcess(BatchRequest request) {
          Exchange result = process(request);
          Exception exception = Exchanges.extractException(result);
          if (exception != null) {
              log.debug(getClass().getSimpleName() + " service failed", exception);
              return errorMessage(request, exception);
          }
          return Exchanges.resultMessage(result).getBody(BatchResponse.class);
      }
  
      private BatchResponse errorMessage(BatchRequest request, Exception exception) {
          ObjectFactory factory = new ObjectFactory();
  
          ErrorResponse error = factory.createErrorResponse();
          error.setMessage(exception.getMessage());
          error.setRequestID(request.getRequestID());
          ErrorType errorType = (exception instanceof HpdException) ? ((HpdException) exception).getType() : ErrorType.OTHER;
          error.setType(errorType);
  
          BatchResponse response = factory.createBatchResponse();
          response.setRequestID(request.getRequestID());
          response.getBatchResponses().add(factory.createBatchResponseErrorResponse(error));
          
          return response;
      }
  }