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/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */
package org.openecomp.sdc.translator.services.heattotosca.impl.unifiedcomposition;

import org.apache.commons.collections4.CollectionUtils;
import org.onap.sdc.tosca.datatypes.model.ServiceTemplate;
import org.openecomp.sdc.translator.datatypes.heattotosca.TranslationContext;
import org.openecomp.sdc.translator.datatypes.heattotosca.unifiedmodel.composition.UnifiedCompositionData;
import org.openecomp.sdc.translator.datatypes.heattotosca.unifiedmodel.composition.to.UnifiedCompositionTo;
import org.openecomp.sdc.translator.services.heattotosca.UnifiedComposition;
import org.openecomp.sdc.translator.services.heattotosca.UnifiedCompositionService;

import java.util.List;

public class UnifiedCompositionNestedSingleCompute implements UnifiedComposition {

  // There is no consolidation in NestedSingleCompute implementation.
  // In case of  nested single compute, if there is more than one entry in the
  // unifiedCompositionDataList, each one should be handed separately, no consolidation between
  // them.
  @Override
  public void createUnifiedComposition(ServiceTemplate serviceTemplate,
                                       ServiceTemplate nestedServiceTemplate,
                                       List<UnifiedCompositionData> unifiedCompositionDataList,
                                       TranslationContext context) {
    UnifiedCompositionService unifiedCompositionService = new UnifiedCompositionService();
    if (CollectionUtils.isEmpty(unifiedCompositionDataList)) {
      return;
    }

    UnifiedCompositionTo unifiedCompositionTo = new UnifiedCompositionTo(serviceTemplate, nestedServiceTemplate,
        unifiedCompositionDataList, context, null);
    for (UnifiedCompositionData unifiedCompositionData : unifiedCompositionDataList) {
      unifiedCompositionService.handleUnifiedNestedDefinition(unifiedCompositionTo, unifiedCompositionData);
      String nestedNodeTemplateId = unifiedCompositionData.getNestedTemplateConsolidationData().getNodeTemplateId();
      unifiedCompositionService
          .createNestedVfcInstanceGroup(nestedNodeTemplateId, unifiedCompositionTo, unifiedCompositionData);
      unifiedCompositionService.updateUnifiedNestedConnectivity(unifiedCompositionTo, unifiedCompositionData);
      unifiedCompositionService.cleanUnifiedNestedEntities(unifiedCompositionTo, unifiedCompositionData);
      unifiedCompositionService.updateSubstitutionNodeTypePrefix(nestedServiceTemplate);
    }
  }
}