/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 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.be.model.jsonjanusgraph.operations;

import com.google.gson.reflect.TypeToken;
import fj.data.Either;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.stream.Collectors;
import org.apache.commons.collections.MapUtils;
import org.apache.tinkerpop.gremlin.structure.Direction;
import org.apache.tinkerpop.gremlin.structure.Edge;
import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
import org.openecomp.sdc.be.dao.jsongraph.GraphVertex;
import org.openecomp.sdc.be.dao.jsongraph.types.EdgeLabelEnum;
import org.openecomp.sdc.be.dao.jsongraph.types.JsonParseFlagEnum;
import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
import org.openecomp.sdc.be.datatypes.category.MetadataKeyDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.AdditionalInfoParameterDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.ArtifactDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.AttributeDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.CINodeFilterDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.ComponentInstanceDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.CompositionDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.DataTypeDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.ForwardingPathDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.GroupDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.InterfaceDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.ListCapabilityDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.ListRequirementDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapArtifactDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapAttributesDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapCapabilityProperty;
import org.openecomp.sdc.be.datatypes.elements.MapDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapGroupsDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapInterfaceDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapListCapabilityDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapListRequirementDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapPropertiesDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.PolicyDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.SubstitutionFilterDataDefinition;
import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
import org.openecomp.sdc.be.datatypes.enums.GraphPropertyEnum;
import org.openecomp.sdc.be.datatypes.enums.JsonPresentationFields;
import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
import org.openecomp.sdc.be.datatypes.tosca.ToscaDataDefinition;
import org.openecomp.sdc.be.model.Component;
import org.openecomp.sdc.be.model.ComponentInstanceProperty;
import org.openecomp.sdc.be.model.ComponentParametersView;
import org.openecomp.sdc.be.model.DistributionStatusEnum;
import org.openecomp.sdc.be.model.GroupDefinition;
import org.openecomp.sdc.be.model.PolicyDefinition;
import org.openecomp.sdc.be.model.User;
import org.openecomp.sdc.be.model.category.CategoryDefinition;
import org.openecomp.sdc.be.model.jsonjanusgraph.datamodel.TopologyTemplate;
import org.openecomp.sdc.be.model.jsonjanusgraph.datamodel.ToscaElement;
import org.openecomp.sdc.be.model.jsonjanusgraph.datamodel.ToscaElementTypeEnum;
import org.openecomp.sdc.be.model.jsonjanusgraph.utils.CapabilityRequirementNameResolver;
import org.openecomp.sdc.be.model.jsonjanusgraph.utils.ModelConverter;
import org.openecomp.sdc.be.model.operations.StorageException;
import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
import org.openecomp.sdc.be.model.operations.impl.DaoStatusConverter;
import org.openecomp.sdc.be.model.operations.impl.UniqueIdBuilder;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.jsongraph.util.CommonUtility;
import org.openecomp.sdc.common.jsongraph.util.CommonUtility.LogLevelEnum;
import org.openecomp.sdc.common.log.elements.ErrorLogOptionalData;
import org.openecomp.sdc.common.log.enums.EcompErrorSeverity;
import org.openecomp.sdc.common.log.enums.EcompLoggerErrorCode;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.openecomp.sdc.common.util.ValidationUtils;
import org.springframework.beans.factory.annotation.Autowired;

@org.springframework.stereotype.Component("topology-template-operation")
public class TopologyTemplateOperation extends ToscaElementOperation {

    private static final Logger log = Logger.getLogger(TopologyTemplateOperation.class);
    @Autowired
    private ArchiveOperation archiveOperation;

    public static String buildSubComponentName(String componentName, String subComponentTypeName, int counter) {
        String normalizedComponentName = ValidationUtils.normalizeComponentInstanceName(componentName);
        String typeSuffix = subComponentTypeName.substring(subComponentTypeName.lastIndexOf('.') + 1, subComponentTypeName.length());
        return normalizedComponentName + Constants.GROUP_POLICY_NAME_DELIMETER + typeSuffix + Constants.GROUP_POLICY_NAME_DELIMETER + counter;
    }

    public Either<TopologyTemplate, StorageOperationStatus> createTopologyTemplate(TopologyTemplate topologyTemplate) {
        topologyTemplate.generateUUID();
        topologyTemplate = getResourceMetaDataFromResource(topologyTemplate);
        String resourceUniqueId = topologyTemplate.getUniqueId();
        if (resourceUniqueId == null) {
            resourceUniqueId = UniqueIdBuilder.buildResourceUniqueId();
            topologyTemplate.setUniqueId(resourceUniqueId);
        }
        GraphVertex topologyTemplateVertex = new GraphVertex();
        topologyTemplateVertex = fillMetadata(topologyTemplateVertex, topologyTemplate, JsonParseFlagEnum.ParseAll);
        Either<GraphVertex, JanusGraphOperationStatus> createdVertex = janusGraphDao.createVertex(topologyTemplateVertex);
        if (createdVertex.isRight()) {
            JanusGraphOperationStatus status = createdVertex.right().value();
            log.debug("Error returned after creating topology template data node {}. status returned is ", topologyTemplateVertex, status);
            return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        StorageOperationStatus assosiateCommon = assosiateCommonForToscaElement(topologyTemplateVertex, topologyTemplate);
        if (assosiateCommon != StorageOperationStatus.OK) {
            return Either.right(assosiateCommon);
        }
        StorageOperationStatus associateCategory = assosiateMetadataToCategory(topologyTemplateVertex, topologyTemplate);
        if (associateCategory != StorageOperationStatus.OK) {
            return Either.right(associateCategory);
        }
        StorageOperationStatus associateInputs = associateInputsToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateInputs != StorageOperationStatus.OK) {
            return Either.right(associateInputs);
        }
        StorageOperationStatus associateGroups = associateGroupsToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateGroups != StorageOperationStatus.OK) {
            return Either.right(associateGroups);
        }
        StorageOperationStatus associatePolicies = associatePoliciesToComponent(topologyTemplateVertex, topologyTemplate);
        if (associatePolicies != StorageOperationStatus.OK) {
            return Either.right(associatePolicies);
        }
        StorageOperationStatus associateInstAttr = associateInstAttributesToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateInstAttr != StorageOperationStatus.OK) {
            return Either.right(associateInstAttr);
        }
        StorageOperationStatus associateInstProperties = associateInstPropertiesToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateInstProperties != StorageOperationStatus.OK) {
            return Either.right(associateInstProperties);
        }
        StorageOperationStatus associateInstInputs = associateInstInputsToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateInstProperties != StorageOperationStatus.OK) {
            return Either.right(associateInstInputs);
        }
        StorageOperationStatus associateInstGroups = associateInstGroupsToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateInstGroups != StorageOperationStatus.OK) {
            return Either.right(associateInstInputs);
        }
        StorageOperationStatus associateRequirements = associateRequirementsToResource(topologyTemplateVertex, topologyTemplate);
        if (associateRequirements != StorageOperationStatus.OK) {
            return Either.right(associateRequirements);
        }
        StorageOperationStatus associateCapabilities = associateCapabilitiesToResource(topologyTemplateVertex, topologyTemplate);
        if (associateCapabilities != StorageOperationStatus.OK) {
            return Either.right(associateCapabilities);
        }
        StorageOperationStatus associateArtifacts = associateTopologyTemplateArtifactsToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateArtifacts != StorageOperationStatus.OK) {
            return Either.right(associateArtifacts);
        }
        StorageOperationStatus addAdditionalInformation = addAdditionalInformationToResource(topologyTemplateVertex, topologyTemplate);
        if (addAdditionalInformation != StorageOperationStatus.OK) {
            return Either.right(addAdditionalInformation);
        }
        StorageOperationStatus associateCapProperties = associateCapPropertiesToResource(topologyTemplateVertex, topologyTemplate);
        if (associateCapProperties != StorageOperationStatus.OK) {
            return Either.right(associateCapProperties);
        }
        StorageOperationStatus associateInterfaces = associateInterfacesToComponent(topologyTemplateVertex, topologyTemplate);
        if (associateInterfaces != StorageOperationStatus.OK) {
            return Either.right(associateInterfaces);
        }
        StorageOperationStatus associatePathProperties = associateForwardingPathToResource(topologyTemplateVertex, topologyTemplate);
        if (associateCapProperties != StorageOperationStatus.OK) {
            return Either.right(associatePathProperties);
        }
        return Either.left(topologyTemplate);
    }

    private StorageOperationStatus associatePoliciesToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        return associatePoliciesToComponent(nodeTypeVertex, topologyTemplate.getPolicies());
    }

    private StorageOperationStatus associatePoliciesToComponent(GraphVertex nodeTypeVertex, Map<String, PolicyDataDefinition> policies) {
        if (policies != null && !policies.isEmpty()) {
            policies.values().stream().filter(p -> p.getUniqueId() == null).forEach(p -> {
                String uid = UniqueIdBuilder.buildGroupingUid(nodeTypeVertex.getUniqueId(), p.getName());
                p.setUniqueId(uid);
            });
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.POLICIES,
                EdgeLabelEnum.POLICIES, policies);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private StorageOperationStatus associateForwardingPathToResource(GraphVertex topologyTemplateVertex, TopologyTemplate topologyTemplate) {
        Map<String, ForwardingPathDataDefinition> forwardingPaths = topologyTemplate.getForwardingPaths();
        return associateForwardingPathToComponent(topologyTemplateVertex, forwardingPaths);
    }

    private StorageOperationStatus associateCapPropertiesToResource(GraphVertex topologyTemplateVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapCapabilityProperty> calculatedCapProperties = topologyTemplate.getCalculatedCapabilitiesProperties();
        if (MapUtils.isNotEmpty(calculatedCapProperties)) {
            Either<GraphVertex, StorageOperationStatus> associateElementToData = associateElementToData(topologyTemplateVertex,
                VertexTypeEnum.CALCULATED_CAP_PROPERTIES, EdgeLabelEnum.CALCULATED_CAP_PROPERTIES, calculatedCapProperties);
            if (associateElementToData.isRight()) {
                return associateElementToData.right().value();
            }
        }
        Map<String, MapPropertiesDataDefinition> capabilitiesProperties = topologyTemplate.getCapabilitiesProperties();
        if (MapUtils.isNotEmpty(capabilitiesProperties)) {
            Either<GraphVertex, StorageOperationStatus> associateElementToData = associateElementToData(topologyTemplateVertex,
                VertexTypeEnum.CAPABILITIES_PROPERTIES, EdgeLabelEnum.CAPABILITIES_PROPERTIES, capabilitiesProperties);
            if (associateElementToData.isRight()) {
                return associateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private StorageOperationStatus associateCapabilitiesToResource(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapListCapabilityDataDefinition> calculatedCapabilities = topologyTemplate.getCalculatedCapabilities();
        if (calculatedCapabilities != null && !calculatedCapabilities.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.CALCULATED_CAPABILITIES, EdgeLabelEnum.CALCULATED_CAPABILITIES, calculatedCapabilities);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, MapListCapabilityDataDefinition> fullfilledCapabilities = topologyTemplate.getFullfilledCapabilities();
        if (fullfilledCapabilities != null && !fullfilledCapabilities.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.FULLFILLED_CAPABILITIES, EdgeLabelEnum.FULLFILLED_CAPABILITIES, fullfilledCapabilities);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, ListCapabilityDataDefinition> capabilities = topologyTemplate.getCapabilities();
        if (MapUtils.isNotEmpty(capabilities)) {
            Either<GraphVertex, StorageOperationStatus> associateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.CAPABILITIES,
                EdgeLabelEnum.CAPABILITIES, capabilities);
            if (associateElementToData.isRight()) {
                return associateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private StorageOperationStatus associateRequirementsToResource(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapListRequirementDataDefinition> calculatedRequirements = topologyTemplate.getCalculatedRequirements();
        if (calculatedRequirements != null && !calculatedRequirements.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.CALCULATED_REQUIREMENTS, EdgeLabelEnum.CALCULATED_REQUIREMENTS, calculatedRequirements);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, MapListRequirementDataDefinition> fullfilledRequirements = topologyTemplate.getFullfilledRequirements();
        if (fullfilledRequirements != null && !fullfilledRequirements.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.FULLFILLED_REQUIREMENTS, EdgeLabelEnum.FULLFILLED_REQUIREMENTS, fullfilledRequirements);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, ListRequirementDataDefinition> requirements = topologyTemplate.getRequirements();
        if (MapUtils.isNotEmpty(requirements)) {
            Either<GraphVertex, StorageOperationStatus> associateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.REQUIREMENTS,
                EdgeLabelEnum.REQUIREMENTS, requirements);
            if (associateElementToData.isRight()) {
                return associateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private StorageOperationStatus associateTopologyTemplateArtifactsToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, ArtifactDataDefinition> addInformation = topologyTemplate.getServiceApiArtifacts();
        if (addInformation != null && !addInformation.isEmpty()) {
            addInformation.values().stream().filter(a -> a.getUniqueId() == null).forEach(a -> {
                String uniqueId = UniqueIdBuilder
                    .buildPropertyUniqueId(nodeTypeVertex.getUniqueId().toLowerCase(), a.getArtifactLabel().toLowerCase());
                a.setUniqueId(uniqueId);
            });
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.SERVICE_API_ARTIFACTS, EdgeLabelEnum.SERVICE_API_ARTIFACTS, addInformation);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, MapArtifactDataDefinition> instArtifacts = topologyTemplate.getInstDeploymentArtifacts();
        if (instArtifacts != null && !instArtifacts.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.INST_DEPLOYMENT_ARTIFACTS, EdgeLabelEnum.INST_DEPLOYMENT_ARTIFACTS, instArtifacts);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, MapArtifactDataDefinition> instInfoArtifacts = topologyTemplate.getInstanceArtifacts();
        if (instInfoArtifacts != null && !instInfoArtifacts.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.INSTANCE_ARTIFACTS, EdgeLabelEnum.INSTANCE_ARTIFACTS, instInfoArtifacts);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        Map<String, ListRequirementDataDefinition> requirements = topologyTemplate.getRequirements();
        if (MapUtils.isNotEmpty(requirements)) {
            Either<GraphVertex, StorageOperationStatus> associateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.REQUIREMENTS,
                EdgeLabelEnum.REQUIREMENTS, requirements);
            if (associateElementToData.isRight()) {
                return associateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private StorageOperationStatus addAdditionalInformationToResource(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, AdditionalInfoParameterDataDefinition> addInformation = topologyTemplate.getAdditionalInformation();
        if (addInformation != null && !addInformation.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.ADDITIONAL_INFORMATION, EdgeLabelEnum.ADDITIONAL_INFORMATION, addInformation);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateInstPropertiesToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapPropertiesDataDefinition> instProps = topologyTemplate.getInstProperties();
        return associateInstPropertiesToComponent(nodeTypeVertex, instProps);
    }

    public StorageOperationStatus associateInstInputsToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapPropertiesDataDefinition> instProps = topologyTemplate.getInstInputs();
        return associateInstInputsToComponent(nodeTypeVertex, instProps);
    }

    public StorageOperationStatus associateInstGroupsToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapGroupsDataDefinition> instGroups = topologyTemplate.getInstGroups();
        return associateInstGroupsToComponent(nodeTypeVertex, instGroups);
    }

    public StorageOperationStatus associateInstPropertiesToComponent(GraphVertex nodeTypeVertex, Map<String, MapPropertiesDataDefinition> instProps) {
        if (instProps != null && !instProps.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.INST_PROPERTIES, EdgeLabelEnum.INST_PROPERTIES, instProps);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateInstInputsToComponent(GraphVertex nodeTypeVertex, Map<String, MapPropertiesDataDefinition> instInputs) {
        if (instInputs != null && !instInputs.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.INST_INPUTS,
                EdgeLabelEnum.INST_INPUTS, instInputs);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateInstGroupsToComponent(GraphVertex nodeTypeVertex, Map<String, MapGroupsDataDefinition> instGroups) {
        if (instGroups != null && !instGroups.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.INST_GROUPS,
                EdgeLabelEnum.INST_GROUPS, instGroups);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus deleteInstInputsToComponent(GraphVertex nodeTypeVertex, Map<String, MapPropertiesDataDefinition> instInputs) {
        if (instInputs != null && !instInputs.isEmpty()) {
            instInputs.entrySet().forEach(i -> {
                List<String> uniqueKeys = new ArrayList<>(i.getValue().getMapToscaDataDefinition().keySet());
                List<String> pathKeys = new ArrayList<>();
                pathKeys.add(i.getKey());
                StorageOperationStatus status = deleteToscaDataDeepElements(nodeTypeVertex, EdgeLabelEnum.INST_INPUTS, VertexTypeEnum.INST_INPUTS,
                    uniqueKeys, pathKeys, JsonPresentationFields.NAME);
                if (status != StorageOperationStatus.OK) {
                    return;
                }
            });
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus addInstPropertiesToComponent(GraphVertex nodeTypeVertex, Map<String, MapPropertiesDataDefinition> instInputs) {
        if (instInputs != null && !instInputs.isEmpty()) {
            instInputs.entrySet().forEach(i -> {
                StorageOperationStatus status = addToscaDataDeepElementsBlockToToscaElement(nodeTypeVertex, EdgeLabelEnum.INST_PROPERTIES,
                    VertexTypeEnum.INST_PROPERTIES, i.getValue(), i.getKey());
                if (status != StorageOperationStatus.OK) {
                    return;
                }
            });
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateInstDeploymentArtifactsToComponent(GraphVertex nodeTypeVertex,
                                                                              Map<String, MapArtifactDataDefinition> instArtifacts) {
        return associateInstanceArtifactsToComponent(nodeTypeVertex, instArtifacts, VertexTypeEnum.INST_DEPLOYMENT_ARTIFACTS,
            EdgeLabelEnum.INST_DEPLOYMENT_ARTIFACTS);
    }

    public StorageOperationStatus associateInstArtifactsToComponent(GraphVertex nodeTypeVertex,
                                                                    Map<String, MapArtifactDataDefinition> instArtifacts) {
        return associateInstanceArtifactsToComponent(nodeTypeVertex, instArtifacts, VertexTypeEnum.INSTANCE_ARTIFACTS,
            EdgeLabelEnum.INSTANCE_ARTIFACTS);
    }

    private StorageOperationStatus associateInstanceArtifactsToComponent(GraphVertex nodeTypeVertex, Map<String, MapArtifactDataDefinition> instProps,
                                                                         VertexTypeEnum vertexType, EdgeLabelEnum edgeLabel) {
        if (instProps != null && !instProps.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex, vertexType, edgeLabel,
                instProps);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateOrAddCalcCapReqToComponent(GraphVertex nodeTypeVertex,
                                                                      Map<String, MapListRequirementDataDefinition> calcRequirements,
                                                                      Map<String, MapListCapabilityDataDefinition> calcCapabilty,
                                                                      Map<String, MapCapabilityProperty> calculatedCapabilitiesProperties) {
        if (!MapUtils.isEmpty(calcRequirements)) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateOrAddElementToData(nodeTypeVertex,
                VertexTypeEnum.CALCULATED_REQUIREMENTS, EdgeLabelEnum.CALCULATED_REQUIREMENTS, calcRequirements);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
            Map<String, MapListRequirementDataDefinition> fullFilled = new HashMap<>();
            assosiateElementToData = associateOrAddElementToData(nodeTypeVertex, VertexTypeEnum.FULLFILLED_REQUIREMENTS,
                EdgeLabelEnum.FULLFILLED_REQUIREMENTS, fullFilled);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        if (!MapUtils.isEmpty(calcCapabilty)) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateOrAddElementToData(nodeTypeVertex,
                VertexTypeEnum.CALCULATED_CAPABILITIES, EdgeLabelEnum.CALCULATED_CAPABILITIES, calcCapabilty);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
            Map<String, MapListCapabilityDataDefinition> fullFilled = new HashMap<>();
            assosiateElementToData = associateOrAddElementToData(nodeTypeVertex, VertexTypeEnum.FULLFILLED_CAPABILITIES,
                EdgeLabelEnum.FULLFILLED_CAPABILITIES, fullFilled);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        if (!MapUtils.isEmpty(calculatedCapabilitiesProperties)) {
            return associateOrAddElementToData(nodeTypeVertex, VertexTypeEnum.CALCULATED_CAP_PROPERTIES, EdgeLabelEnum.CALCULATED_CAP_PROPERTIES,
                calculatedCapabilitiesProperties).right().on(v -> StorageOperationStatus.OK);
        }
        return StorageOperationStatus.OK;
    }

    private <T extends MapDataDefinition> Either<GraphVertex, StorageOperationStatus> associateOrAddElementToData(GraphVertex nodeTypeVertex,
                                                                                                                  VertexTypeEnum vertexTypeEnum,
                                                                                                                  EdgeLabelEnum edgeLabelEnum,
                                                                                                                  Map<String, T> dataMap) {
        return janusGraphDao.getChildVertex(nodeTypeVertex, edgeLabelEnum, JsonParseFlagEnum.ParseJson)
            .either(dataVertex -> addElementsToComponent(nodeTypeVertex, dataVertex, vertexTypeEnum, edgeLabelEnum, dataMap),
                status -> associateElementToDataIfNotFound(status, nodeTypeVertex, vertexTypeEnum, edgeLabelEnum, dataMap));
    }

    private Either<GraphVertex, StorageOperationStatus> associateElementToDataIfNotFound(JanusGraphOperationStatus status, GraphVertex nodeTypeVertex,
                                                                                         VertexTypeEnum vertexTypeEnum, EdgeLabelEnum edgeLabelEnum,
                                                                                         Map<String, ? extends ToscaDataDefinition> dataMap) {
        if (status == JanusGraphOperationStatus.NOT_FOUND) {
            return associateElementToData(nodeTypeVertex, vertexTypeEnum, edgeLabelEnum, dataMap);
        }
        return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
    }

    private <T extends MapDataDefinition> Either<GraphVertex, StorageOperationStatus> addElementsToComponent(GraphVertex nodeTypeVertex,
                                                                                                             GraphVertex dataVertex,
                                                                                                             VertexTypeEnum vertexTypeEnum,
                                                                                                             EdgeLabelEnum edgeLabelEnum,
                                                                                                             Map<String, T> dataMap) {
        Optional<StorageOperationStatus> error = dataMap.entrySet().stream()
            .map(e -> addElementToComponent(nodeTypeVertex.getUniqueId(), vertexTypeEnum, edgeLabelEnum, e))
            .filter(s -> s != StorageOperationStatus.OK).findFirst();
        if (error.isPresent()) {
            return Either.right(error.get());
        }
        return Either.left(dataVertex);
    }

    private StorageOperationStatus associateInstAttributesToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, MapAttributesDataDefinition> instAttr = topologyTemplate.getInstAttributes();
        return associateInstAttributeToComponent(nodeTypeVertex, instAttr);
    }

    public StorageOperationStatus associateForwardingPathToComponent(GraphVertex nodeTypeVertex,
                                                                     Map<String, ForwardingPathDataDefinition> forwardingPathMap) {
        if (forwardingPathMap != null && !forwardingPathMap.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.FORWARDING_PATH, EdgeLabelEnum.FORWARDING_PATH, forwardingPathMap);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateInstAttributeToComponent(GraphVertex nodeTypeVertex, Map<String, MapAttributesDataDefinition> instAttr) {
        if (instAttr != null && !instAttr.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex,
                VertexTypeEnum.INST_ATTRIBUTES, EdgeLabelEnum.INST_ATTRIBUTES, instAttr);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    public StorageOperationStatus associateGroupsToComponent(GraphVertex nodeTypeVertex, Map<String, GroupDataDefinition> groups) {
        if (groups != null && !groups.isEmpty()) {
            groups.values().stream().filter(p -> p.getUniqueId() == null).forEach(p -> {
                String uid = UniqueIdBuilder.buildGroupingUid(nodeTypeVertex.getUniqueId(), p.getName());
                p.setUniqueId(uid);
            });
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.GROUPS,
                EdgeLabelEnum.GROUPS, groups);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private StorageOperationStatus associateGroupsToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        return associateGroupsToComponent(nodeTypeVertex, topologyTemplate.getGroups());
    }

    public StorageOperationStatus associateInputsToComponent(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        Map<String, PropertyDataDefinition> inputs = topologyTemplate.getInputs();
        return associateInputsToComponent(nodeTypeVertex, inputs, topologyTemplate.getUniqueId());
    }

    public StorageOperationStatus associateInputsToComponent(GraphVertex nodeTypeVertex, Map<String, PropertyDataDefinition> inputs, String id) {
        if (inputs != null && !inputs.isEmpty()) {
            inputs.values().stream().filter(e -> e.getUniqueId() == null)
                .forEach(e -> e.setUniqueId(UniqueIdBuilder.buildPropertyUniqueId(id, e.getName())));
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(nodeTypeVertex, VertexTypeEnum.INPUTS,
                EdgeLabelEnum.INPUTS, inputs);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private GraphVertex fillMetadata(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate, JsonParseFlagEnum flag) {
        nodeTypeVertex.setLabel(VertexTypeEnum.TOPOLOGY_TEMPLATE);
        fillCommonMetadata(nodeTypeVertex, topologyTemplate);
        if (flag == JsonParseFlagEnum.ParseAll || flag == JsonParseFlagEnum.ParseJson) {
            nodeTypeVertex.setJson(topologyTemplate.getCompositions());
        }
        nodeTypeVertex.addMetadataProperty(GraphPropertyEnum.CSAR_UUID, topologyTemplate.getMetadataValue(JsonPresentationFields.CSAR_UUID));
        nodeTypeVertex.addMetadataProperty(GraphPropertyEnum.DISTRIBUTION_STATUS,
            topologyTemplate.getMetadataValue(JsonPresentationFields.DISTRIBUTION_STATUS));
        return nodeTypeVertex;
    }

    private StorageOperationStatus assosiateMetadataToCategory(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        if (topologyTemplate.getResourceType() == null) {
            // service
            return associateServiceMetadataToCategory(nodeTypeVertex, topologyTemplate);
        } else {
            // VF
            return assosiateResourceMetadataToCategory(nodeTypeVertex, topologyTemplate);
        }
    }

    private StorageOperationStatus associateServiceMetadataToCategory(GraphVertex nodeTypeVertex, TopologyTemplate topologyTemplate) {
        String categoryName = topologyTemplate.getCategories().get(0).getName();
        Either<GraphVertex, StorageOperationStatus> category = categoryOperation.getCategory(categoryName, VertexTypeEnum.SERVICE_CATEGORY);
        if (category.isRight()) {
            log.trace("NO category {} for service {}", categoryName, topologyTemplate.getUniqueId());
            return StorageOperationStatus.CATEGORY_NOT_FOUND;
        }
        GraphVertex categoryV = category.left().value();
        JanusGraphOperationStatus createEdge = janusGraphDao.createEdge(nodeTypeVertex, categoryV, EdgeLabelEnum.CATEGORY, new HashMap<>());
        if (createEdge != JanusGraphOperationStatus.OK) {
            log.trace("Failed to associate resource {} to category {} with id {}", topologyTemplate.getUniqueId(), categoryName,
                categoryV.getUniqueId());
            return DaoStatusConverter.convertJanusGraphStatusToStorageStatus(createEdge);
        }
        return StorageOperationStatus.OK;
    }

    @Override
    public Either<ToscaElement, StorageOperationStatus> getToscaElement(String uniqueId, ComponentParametersView componentParametersView) {
        JsonParseFlagEnum parseFlag = componentParametersView.detectParseFlag();
        Either<GraphVertex, StorageOperationStatus> componentByLabelAndId = getComponentByLabelAndId(uniqueId, ToscaElementTypeEnum.TOPOLOGY_TEMPLATE,
            parseFlag);
        if (componentByLabelAndId.isRight()) {
            return Either.right(componentByLabelAndId.right().value());
        }
        GraphVertex componentV = componentByLabelAndId.left().value();
        return getToscaElement(componentV, componentParametersView);
    }

    // -------------------------------------------------------------
    public Either<ToscaElement, StorageOperationStatus> getToscaElement(GraphVertex componentV, ComponentParametersView componentParametersView) {
        TopologyTemplate toscaElement;
        toscaElement = convertToTopologyTemplate(componentV);
        JanusGraphOperationStatus status;
        if (!componentParametersView.isIgnoreUsers()) {
            status = setCreatorFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
            status = setLastModifierFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreCategories()) {
            status = setTopologyTempalteCategoriesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreArtifacts()) {
            JanusGraphOperationStatus storageStatus = setAllArtifactsFromGraph(componentV, toscaElement);
            if (storageStatus != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(storageStatus));
            }
        }
        if (!componentParametersView.isIgnoreComponentInstancesProperties()) {
            status = setComponentInstancesPropertiesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreComponentInstancesAttributes()) {
            status = setComponentInstancesAttributesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreCapabilities()) {
            status = setCapabilitiesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreRequirements()) {
            status = setRequirementsFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreAllVersions()) {
            status = setAllVersions(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreAdditionalInformation()) {
            status = setAdditionalInformationFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreGroups()) {
            status = setGroupsFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnorePolicies()) {
            status = setPoliciesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreComponentInstances()) {
            status = setInstGroupsFromGraph(componentV, toscaElement);
            //Mark all CIs that has archived origins
            archiveOperation.setArchivedOriginsFlagInComponentInstances(componentV);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreInputs()) {
            status = setInputsFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreOutputs()) {
            final JanusGraphOperationStatus storageStatus = setOutputsFromGraph(componentV, toscaElement);
            if (storageStatus != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(storageStatus));
            }
        }
        if (!componentParametersView.isIgnoreProperties()) {
            status = setPropertiesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreComponentInstancesInputs()) {
            status = setComponentInstancesInputsFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreCapabiltyProperties()) {
            status = setComponentInstancesCapPropertiesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreServicePath()) {
            status = setForwardingGraphPropertiesFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreNodeFilter()) {
            status = setNodeFilterComponentFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreSubstitutionFilter()) {
            status = setSubstitutionFilterComponentFromGraph(componentV, toscaElement);
            if (status != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (!componentParametersView.isIgnoreInterfaces()) {
            JanusGraphOperationStatus storageStatus = setInterfacesFromGraph(componentV, toscaElement);
            if (storageStatus != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(storageStatus));
            }
        }
        if (!componentParametersView.isIgnoreInterfaces()) {
            JanusGraphOperationStatus storageStatus = setInterfcesFromGraph(componentV, toscaElement);
            if (storageStatus != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(storageStatus));
            }
        }
        if (!componentParametersView.isIgnoreComponentInstancesInterfaces()) {
            JanusGraphOperationStatus storageStatus = setComponentInstancesInterfacesFromGraph(componentV, toscaElement);
            if (storageStatus != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(storageStatus));
            }
        }
        if (!componentParametersView.isIgnoreDataType()) {
            JanusGraphOperationStatus storageStatus = setDataTypesFromGraph(componentV, toscaElement);
            if (storageStatus != JanusGraphOperationStatus.OK) {
                return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(storageStatus));
            }
        }
        return Either.left(toscaElement);
    }

    private JanusGraphOperationStatus setDataTypesFromGraph(GraphVertex componentV, TopologyTemplate toscaElement) {
        Either<Map<String, DataTypeDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.DATA_TYPES);
        if (result.isLeft()) {
            toscaElement.setDataTypes(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setInterfcesFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, InterfaceDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.INTERFACE);
        if (result.isLeft()) {
            topologyTemplate.setInterfaces(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setPoliciesFromGraph(GraphVertex componentV, TopologyTemplate toscaElement) {
        Either<Map<String, PolicyDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.POLICIES);
        if (result.isLeft()) {
            toscaElement.setPolicies(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setInterfacesFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, InterfaceDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.INTERFACE);
        if (result.isLeft()) {
            topologyTemplate.setInterfaces(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setComponentInstancesInterfacesFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, MapInterfaceDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.INST_INTERFACES);
        if (result.isLeft()) {
            result.left().value().entrySet().forEach(entry -> topologyTemplate.addComponentInstanceInterfaceMap(entry.getKey(), entry.getValue()));
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private StorageOperationStatus associateInterfacesToComponent(GraphVertex topologyTemplateVertex, TopologyTemplate topologyTemplate) {
        Map<String, InterfaceDataDefinition> interfaceMap = topologyTemplate.getInterfaces();
        if (interfaceMap != null && !interfaceMap.isEmpty()) {
            Either<GraphVertex, StorageOperationStatus> assosiateElementToData = associateElementToData(topologyTemplateVertex,
                VertexTypeEnum.INTERFACE, EdgeLabelEnum.INTERFACE, interfaceMap);
            if (assosiateElementToData.isRight()) {
                return assosiateElementToData.right().value();
            }
        }
        return StorageOperationStatus.OK;
    }

    private JanusGraphOperationStatus setForwardingGraphPropertiesFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, ForwardingPathDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.FORWARDING_PATH);
        if (result.isLeft()) {
            topologyTemplate.setForwardingPaths(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setComponentInstancesCapPropertiesFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, MapCapabilityProperty>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.CALCULATED_CAP_PROPERTIES);
        if (result.isLeft()) {
            topologyTemplate.setCalculatedCapabilitiesProperties(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        Either<Map<String, MapPropertiesDataDefinition>, JanusGraphOperationStatus> capPropResult = getDataFromGraph(componentV,
            EdgeLabelEnum.CAPABILITIES_PROPERTIES);
        if (capPropResult.isLeft()) {
            topologyTemplate.setCapabilitiesProperties(capPropResult.left().value());
        } else {
            if (capPropResult.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return capPropResult.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setPropertiesFromGraph(GraphVertex componentV, TopologyTemplate toscaElement) {
        Either<Map<String, PropertyDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.PROPERTIES);
        if (result.isLeft()) {
            toscaElement.setProperties(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setInstGroupsFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, MapGroupsDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.INST_GROUPS);
        if (result.isLeft()) {
            topologyTemplate.setInstGroups(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setComponentInstancesPropertiesFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, MapPropertiesDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.INST_PROPERTIES);
        if (result.isLeft()) {
            topologyTemplate.setInstProperties(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setComponentInstancesAttributesFromGraph(final GraphVertex componentV,
                                                                               final TopologyTemplate topologyTemplate) {
        final Either<Map<String, MapAttributesDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.INST_ATTRIBUTES);
        if (result.isLeft()) {
            topologyTemplate.setInstAttributes(result.left().value());
        } else if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
            return result.right().value();
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setComponentInstancesInputsFromGraph(GraphVertex componentV, TopologyTemplate topologyTemplate) {
        Either<Map<String, MapPropertiesDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.INST_INPUTS);
        if (result.isLeft()) {
            topologyTemplate.setInstInputs(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setNodeFilterComponentFromGraph(final GraphVertex componentV, final TopologyTemplate topologyTemplate) {
        final Either<Map<String, CINodeFilterDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.NODE_FILTER_TEMPLATE);
        if (result.isLeft()) {
            topologyTemplate.setNodeFilterComponents(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setSubstitutionFilterComponentFromGraph(final GraphVertex componentV, final TopologyTemplate topologyTemplate) {
        final Either<Map<String, SubstitutionFilterDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.SUBSTITUTION_FILTER_TEMPLATE);
        if (result.isLeft()) {
            final Map<String, SubstitutionFilterDataDefinition> filters = result.left().value();
            if (MapUtils.isEmpty(filters)) {
                return JanusGraphOperationStatus.OK;
            }
            if(filters.values().size() > 1) {
                log.error(EcompLoggerErrorCode.DATA_ERROR, TopologyTemplateOperation.class.getName(),
                    (ErrorLogOptionalData) null, "Only a single substitution filter is expected, but got '{}'", filters.values().size());
                return JanusGraphOperationStatus.GENERAL_ERROR;
            }
            topologyTemplate.setSubstitutionFilters(new SubstitutionFilterDataDefinition(filters.values().iterator().next()));
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    @Override
    protected <T extends ToscaElement> JanusGraphOperationStatus setRequirementsFromGraph(GraphVertex componentV, T toscaElement) {
        Either<Map<String, MapListRequirementDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.CALCULATED_REQUIREMENTS);
        if (result.isLeft()) {
            ((TopologyTemplate) toscaElement).setCalculatedRequirements(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        result = getDataFromGraph(componentV, EdgeLabelEnum.FULLFILLED_REQUIREMENTS);
        if (result.isLeft()) {
            ((TopologyTemplate) toscaElement).setFullfilledRequirements(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        Either<Map<String, ListRequirementDataDefinition>, JanusGraphOperationStatus> requirementResult = getDataFromGraph(componentV,
            EdgeLabelEnum.REQUIREMENTS);
        if (requirementResult.isLeft()) {
            toscaElement.setRequirements(requirementResult.left().value());
        } else {
            if (requirementResult.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return requirementResult.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    protected <T extends ToscaElement> JanusGraphOperationStatus setCapabilitiesFromGraph(GraphVertex componentV, T toscaElement) {
        Either<Map<String, MapListCapabilityDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.CALCULATED_CAPABILITIES);
        if (result.isLeft()) {
            ((TopologyTemplate) toscaElement).setCalculatedCapabilities(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        result = getDataFromGraph(componentV, EdgeLabelEnum.FULLFILLED_CAPABILITIES);
        if (result.isLeft()) {
            ((TopologyTemplate) toscaElement).setFullfilledCapabilities(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        Either<Map<String, ListCapabilityDataDefinition>, JanusGraphOperationStatus> capabilitiesResult = getDataFromGraph(componentV,
            EdgeLabelEnum.CAPABILITIES);
        if (capabilitiesResult.isLeft()) {
            toscaElement.setCapabilities(capabilitiesResult.left().value());
        } else {
            if (capabilitiesResult.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return capabilitiesResult.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setAllArtifactsFromGraph(GraphVertex componentV, TopologyTemplate toscaElement) {
        JanusGraphOperationStatus storageStatus = setArtifactsFromGraph(componentV, toscaElement);
        if (storageStatus != JanusGraphOperationStatus.OK) {
            return storageStatus;
        }
        Either<Map<String, ArtifactDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV,
            EdgeLabelEnum.SERVICE_API_ARTIFACTS);
        if (result.isLeft()) {
            toscaElement.setServiceApiArtifacts(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        Either<Map<String, MapArtifactDataDefinition>, JanusGraphOperationStatus> resultInstArt = getDataFromGraph(componentV,
            EdgeLabelEnum.INST_DEPLOYMENT_ARTIFACTS);
        if (resultInstArt.isLeft()) {
            toscaElement.setInstDeploymentArtifacts(resultInstArt.left().value());
        } else {
            if (resultInstArt.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return resultInstArt.right().value();
            }
        }
        Either<Map<String, MapArtifactDataDefinition>, JanusGraphOperationStatus> instanceArt = getDataFromGraph(componentV,
            EdgeLabelEnum.INSTANCE_ARTIFACTS);
        if (instanceArt.isLeft()) {
            toscaElement.setInstanceArtifacts(instanceArt.left().value());
        } else {
            if (instanceArt.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return instanceArt.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setInputsFromGraph(GraphVertex componentV, TopologyTemplate toscaElement) {
        Either<Map<String, PropertyDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.INPUTS);
        if (result.isLeft()) {
            toscaElement.setInputs(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        Either<Map<String, ListCapabilityDataDefinition>, JanusGraphOperationStatus> capabilitiesResult = getDataFromGraph(componentV,
            EdgeLabelEnum.CAPABILITIES);
        if (capabilitiesResult.isLeft()) {
            toscaElement.setCapabilities(capabilitiesResult.left().value());
        } else {
            if (capabilitiesResult.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return capabilitiesResult.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setOutputsFromGraph(final GraphVertex componentV, final TopologyTemplate toscaElement) {
        final Either<Map<String, AttributeDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.OUTPUTS);
        if (result.isLeft()) {
            toscaElement.setOutputs(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setGroupsFromGraph(GraphVertex componentV, TopologyTemplate toscaElement) {
        Either<Map<String, GroupDataDefinition>, JanusGraphOperationStatus> result = getDataFromGraph(componentV, EdgeLabelEnum.GROUPS);
        if (result.isLeft()) {
            toscaElement.setGroups(result.left().value());
        } else {
            if (result.right().value() != JanusGraphOperationStatus.NOT_FOUND) {
                return result.right().value();
            }
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setTopologyTempalteCategoriesFromGraph(GraphVertex componentV, ToscaElement toscaElement) {
        List<CategoryDefinition> categories = new ArrayList<>();
        switch (componentV.getType()) {
            case RESOURCE:
                return setResourceCategoryFromGraph(componentV, toscaElement);
            case SERVICE:
                return setServiceCategoryFromGraph(componentV, toscaElement, categories);
            default:
                log.debug("Not supported component type {} ", componentV.getType());
                break;
        }
        return JanusGraphOperationStatus.OK;
    }

    private JanusGraphOperationStatus setServiceCategoryFromGraph(GraphVertex componentV, ToscaElement toscaElement,
                                                                  List<CategoryDefinition> categories) {
        Either<GraphVertex, JanusGraphOperationStatus> childVertex = janusGraphDao
            .getChildVertex(componentV, EdgeLabelEnum.CATEGORY, JsonParseFlagEnum.NoParse);
        if (childVertex.isRight()) {
            log.debug("failed to fetch {} for tosca element with id {}, error {}", EdgeLabelEnum.CATEGORY, componentV.getUniqueId(),
                childVertex.right().value());
            return childVertex.right().value();
        }
        GraphVertex categoryV = childVertex.left().value();
        Map<GraphPropertyEnum, Object> metadataProperties = categoryV.getMetadataProperties();
        CategoryDefinition category = new CategoryDefinition();
        category.setUniqueId(categoryV.getUniqueId());
        category.setNormalizedName((String) metadataProperties.get(GraphPropertyEnum.NORMALIZED_NAME));
        category.setName((String) metadataProperties.get(GraphPropertyEnum.NAME));
        final Boolean useServiceSubstitutionForNestedServices = (Boolean) metadataProperties
            .get(GraphPropertyEnum.USE_SUBSTITUTION_FOR_NESTED_SERVICES);
        category.setUseServiceSubstitutionForNestedServices(
            useServiceSubstitutionForNestedServices == null ? false : useServiceSubstitutionForNestedServices);
        Type listTypeCat = new TypeToken<List<String>>() {
        }.getType();
        List<String> iconsfromJsonCat = getGson().fromJson((String) metadataProperties.get(GraphPropertyEnum.ICONS.getProperty()), listTypeCat);
        category.setIcons(iconsfromJsonCat);
        final Type metadataKeysTypeCat = new TypeToken<List<MetadataKeyDataDefinition>>() {
        }.getType();
        final List<MetadataKeyDataDefinition> metadataKeysfromJsonCat = getGson()
            .fromJson((String) metadataProperties.get(GraphPropertyEnum.METADATA_KEYS), metadataKeysTypeCat);
        category.setMetadataKeys(metadataKeysfromJsonCat);
        categories.add(category);
        toscaElement.setCategories(categories);
        return JanusGraphOperationStatus.OK;
    }

    @SuppressWarnings("unchecked")
    private TopologyTemplate convertToTopologyTemplate(GraphVertex componentV) {
        TopologyTemplate topologyTemplate = super.convertToComponent(componentV);
        Map<String, CompositionDataDefinition> json = (Map<String, CompositionDataDefinition>) componentV.getJson();
        topologyTemplate.setCompositions(json);
        return topologyTemplate;
    }

    @Override
    public Either<ToscaElement, StorageOperationStatus> deleteToscaElement(GraphVertex toscaElementVertex) {
        Either<ToscaElement, StorageOperationStatus> nodeType = getToscaElement(toscaElementVertex, new ComponentParametersView());
        if (nodeType.isRight()) {
            log.debug("Failed to fetch tosca element {} error {}", toscaElementVertex.getUniqueId(), nodeType.right().value());
            return nodeType;
        }
        JanusGraphOperationStatus status = disassociateAndDeleteCommonElements(toscaElementVertex);
        if (status != JanusGraphOperationStatus.OK) {
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_ATTRIBUTES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instances attributes for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_PROPERTIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instances properties for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_INPUTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instances inputs for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.GROUPS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate groups for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.POLICIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate policies for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_GROUPS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instance groups for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INPUTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate inputs for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_INPUTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instance inputs for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.CAPABILITIES_PROPERTIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate capabilities properties for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.CALCULATED_CAPABILITIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate calculated capabiliites for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.FULLFILLED_CAPABILITIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate fullfilled capabilities for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.CALCULATED_CAP_PROPERTIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate calculated capabiliites properties for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.CALCULATED_REQUIREMENTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate calculated requirements for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.FULLFILLED_REQUIREMENTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate full filled requirements for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_DEPLOYMENT_ARTIFACTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instance artifacts for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.SERVICE_API_ARTIFACTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate service api artifacts for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.FORWARDING_PATH);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate service api artifacts for {} error {}", toscaElementVertex.getUniqueId(), status);
            Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INTERFACE);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate interfaces for {} error {}", toscaElementVertex.getUniqueId(), status);
            return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INSTANCE_ARTIFACTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instance artifact for {} error {}", toscaElementVertex.getUniqueId(), status);
            return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.REQUIREMENTS);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate requirements for {} error {}", toscaElementVertex.getUniqueId(), status);
            return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.CAPABILITIES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate capabilities for {} error {}", toscaElementVertex.getUniqueId(), status);
            return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        status = janusGraphDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INST_INTERFACES);
        if (status != JanusGraphOperationStatus.OK) {
            log.debug("Failed to disassociate instances interfaces for {} error {}", toscaElementVertex.getUniqueId(), status);
            return Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        toscaElementVertex.getVertex().remove();
        log.trace("Tosca element vertex for {} was removed", toscaElementVertex.getUniqueId());
        return nodeType;
    }

    @SuppressWarnings("unchecked")
    @Override
    public Either<TopologyTemplate, StorageOperationStatus> createToscaElement(ToscaElement toscaElement) {
        return createTopologyTemplate((TopologyTemplate) toscaElement);
    }

    @Override
    protected <T extends ToscaElement> JanusGraphOperationStatus setCategoriesFromGraph(GraphVertex vertexComponent, T toscaElement) {
        return setTopologyTempalteCategoriesFromGraph(vertexComponent, toscaElement);
    }

    @Override
    protected <T extends ToscaElement> StorageOperationStatus validateCategories(T toscaElementToUpdate, GraphVertex elementV) {
        // Product isn't supported now!!

        // TODO add for Product
        if (toscaElementToUpdate.getComponentType() == ComponentTypeEnum.SERVICE) {
            return validateServiceCategory(toscaElementToUpdate, elementV);
        } else {
            // Resource
            return validateResourceCategory(toscaElementToUpdate, elementV);
        }
    }

    @Override
    protected <T extends ToscaElement> StorageOperationStatus updateDerived(T toscaElementToUpdate, GraphVertex updateElementV) {
        // not relevant now for topology template
        return StorageOperationStatus.OK;
    }

    @Override
    public <T extends ToscaElement> void fillToscaElementVertexData(GraphVertex elementV, T toscaElementToUpdate, JsonParseFlagEnum flag) {
        fillMetadata(elementV, (TopologyTemplate) toscaElementToUpdate, flag);
    }

    private <T extends ToscaElement> StorageOperationStatus validateServiceCategory(T toscaElementToUpdate, GraphVertex elementV) {
        StorageOperationStatus status = StorageOperationStatus.OK;
        List<CategoryDefinition> newCategoryList = toscaElementToUpdate.getCategories();
        CategoryDefinition newCategory = newCategoryList.get(0);
        Either<GraphVertex, JanusGraphOperationStatus> childVertex = janusGraphDao
            .getChildVertex(elementV, EdgeLabelEnum.CATEGORY, JsonParseFlagEnum.NoParse);
        if (childVertex.isRight()) {
            log.debug("failed to fetch {} for tosca element with id {}, error {}", EdgeLabelEnum.CATEGORY, elementV.getUniqueId(),
                childVertex.right().value());
            return DaoStatusConverter.convertJanusGraphStatusToStorageStatus(childVertex.right().value());
        }
        GraphVertex categoryV = childVertex.left().value();
        Map<GraphPropertyEnum, Object> metadataProperties = categoryV.getMetadataProperties();
        String categoryNameCurrent = (String) metadataProperties.get(GraphPropertyEnum.NAME);
        String newCategoryName = newCategory.getName();
        if (newCategoryName != null && !newCategoryName.equals(categoryNameCurrent)) {
            // the category was changed
            Either<GraphVertex, StorageOperationStatus> getCategoryVertex = categoryOperation
                .getCategory(newCategoryName, VertexTypeEnum.SERVICE_CATEGORY);
            if (getCategoryVertex.isRight()) {
                return getCategoryVertex.right().value();
            }
            GraphVertex newCategoryV = getCategoryVertex.left().value();
            status = moveCategoryEdge(elementV, newCategoryV);
            log.debug("Going to update the category of the resource from {} to {}. status is {}", categoryNameCurrent, newCategory, status);
        }
        return status;
    }

    public Either<GraphVertex, StorageOperationStatus> updateDistributionStatus(String uniqueId, User user,
                                                                                DistributionStatusEnum distributionStatus) {
        Either<GraphVertex, StorageOperationStatus> result = null;
        String userId = user.getUserId();
        Either<GraphVertex, JanusGraphOperationStatus> getRes = findUserVertex(userId);
        GraphVertex userVertex = null;
        GraphVertex serviceVertex = null;
        if (getRes.isRight()) {
            JanusGraphOperationStatus status = getRes.right().value();
            CommonUtility.addRecordToLog(log, LogLevelEnum.DEBUG, "Cannot find user {} in the graph. status is {}", userId, status);
            result = Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
        }
        if (result == null) {
            userVertex = getRes.left().value();
            getRes = janusGraphDao.getVertexById(uniqueId, JsonParseFlagEnum.ParseMetadata);
            if (getRes.isRight()) {
                JanusGraphOperationStatus status = getRes.right().value();
                log.debug("Cannot find service {} in the graph. status is {}", uniqueId, status);
                result = Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (result == null) {
            serviceVertex = getRes.left().value();
            Iterator<Edge> edgeIterator = serviceVertex.getVertex().edges(Direction.IN, EdgeLabelEnum.LAST_DISTRIBUTION_STATE_MODIFIER.name());
            if (edgeIterator.hasNext()) {
                log.debug("Remove existing edge from user to component {}. Edge type is {}", userId, uniqueId,
                    EdgeLabelEnum.LAST_DISTRIBUTION_STATE_MODIFIER);
                edgeIterator.next().remove();
            }
        }
        if (result == null) {
            JanusGraphOperationStatus status = janusGraphDao
                .createEdge(userVertex, serviceVertex, EdgeLabelEnum.LAST_DISTRIBUTION_STATE_MODIFIER, null);
            if (status != JanusGraphOperationStatus.OK) {
                log.debug("Failed to associate user {} to component {}. Edge type is {}", userId, uniqueId,
                    EdgeLabelEnum.LAST_DISTRIBUTION_STATE_MODIFIER);
                result = Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(status));
            }
        }
        if (result == null) {
            serviceVertex.addMetadataProperty(GraphPropertyEnum.DISTRIBUTION_STATUS, distributionStatus.name());
            long lastUpdateDate = System.currentTimeMillis();
            serviceVertex.setJsonMetadataField(JsonPresentationFields.LAST_UPDATE_DATE, lastUpdateDate);
            Either<GraphVertex, JanusGraphOperationStatus> updateRes = janusGraphDao.updateVertex(serviceVertex);
            if (updateRes.isRight()) {
                result = Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(updateRes.right().value()));
            }
        }
        if (result == null) {
            result = Either.left(serviceVertex);
        }
        return result;
    }

    /**
     * Returns list of ComponentInstanceProperty belonging to component instance capability specified by name, type and ownerId
     *
     * @param componentId
     * @param instanceId
     * @param capabilityName
     * @param capabilityType
     * @param ownerId
     * @return
     */
    public Either<List<ComponentInstanceProperty>, StorageOperationStatus> getComponentInstanceCapabilityProperties(String componentId,
                                                                                                                    String instanceId,
                                                                                                                    String capabilityName,
                                                                                                                    String capabilityType,
                                                                                                                    String ownerId) {
        Either<List<ComponentInstanceProperty>, StorageOperationStatus> result = null;
        Map<String, MapCapabilityProperty> mapPropertiesDataDefinition = null;
        Either<GraphVertex, StorageOperationStatus> componentByLabelAndId = getComponentByLabelAndId(componentId,
            ToscaElementTypeEnum.TOPOLOGY_TEMPLATE, JsonParseFlagEnum.NoParse);
        if (componentByLabelAndId.isRight()) {
            result = Either.right(componentByLabelAndId.right().value());
        }
        if (componentByLabelAndId.isLeft()) {
            Either<Map<String, MapCapabilityProperty>, JanusGraphOperationStatus> getDataRes = getDataFromGraph(componentByLabelAndId.left().value(),
                EdgeLabelEnum.CALCULATED_CAP_PROPERTIES);
            if (getDataRes.isRight()) {
                result = Either.right(DaoStatusConverter.convertJanusGraphStatusToStorageStatus(getDataRes.right().value()));
            } else {
                mapPropertiesDataDefinition = getDataRes.left().value();
            }
        }
        if (isNotEmptyMapOfProperties(instanceId, mapPropertiesDataDefinition)) {
            result = Either.left(findComponentInstanceCapabilityProperties(instanceId, capabilityName, capabilityType, ownerId,
                mapPropertiesDataDefinition.get(instanceId).getMapToscaDataDefinition()));
        }
        return result;
    }

    public StorageOperationStatus updateComponentInstanceCapabilityProperties(Component containerComponent, String componentInstanceId,
                                                                              MapCapabilityProperty instanceProperties) {
        return updateToscaDataDeepElementsBlockToToscaElement(containerComponent.getUniqueId(), EdgeLabelEnum.CALCULATED_CAP_PROPERTIES,
            instanceProperties, componentInstanceId);
    }

    public StorageOperationStatus updateComponentInstanceInterfaces(Component containerComponent, String componentInstanceId,
                                                                    MapInterfaceDataDefinition instanceInterfaces) {
        if (MapUtils.isNotEmpty(instanceInterfaces.getMapToscaDataDefinition())) {
            return updateToscaDataDeepElementsBlockToToscaElement(containerComponent.getUniqueId(), EdgeLabelEnum.INST_INTERFACES, instanceInterfaces,
                componentInstanceId);
        }
        return StorageOperationStatus.OK;
    }

    private boolean isNotEmptyMapOfProperties(String instanceId, Map<String, MapCapabilityProperty> mapPropertiesDataDefinition) {
        return MapUtils.isNotEmpty(mapPropertiesDataDefinition) && instanceId != null && mapPropertiesDataDefinition.get(instanceId) != null
            && MapUtils.isNotEmpty(mapPropertiesDataDefinition.get(instanceId).getMapToscaDataDefinition());
    }

    private List<ComponentInstanceProperty> findComponentInstanceCapabilityProperties(String instanceId, String capabilityName, String capabilityType,
                                                                                      String ownerId,
                                                                                      Map<String, MapPropertiesDataDefinition> propertiesMap) {
        List<ComponentInstanceProperty> capPropsList = null;
        for (Entry<String, MapPropertiesDataDefinition> capProp : propertiesMap.entrySet()) {
            if (isBelongingPropertyMap(instanceId, capabilityName, capabilityType, ownerId, capProp)) {
                Map<String, PropertyDataDefinition> capMap = capProp.getValue().getMapToscaDataDefinition();
                if (capMap != null && !capMap.isEmpty()) {
                    capPropsList = capMap.values().stream().map(ComponentInstanceProperty::new).collect(Collectors.toList());
                    break;
                }
            }
        }
        if (capPropsList == null) {
            capPropsList = new ArrayList<>();
        }
        return capPropsList;
    }

    private boolean isBelongingPropertyMap(String instanceId, String capabilityName, String capabilityType, String ownerId,
                                           Entry<String, MapPropertiesDataDefinition> capProp) {
        if (capProp != null) {
            String[] path = capProp.getKey().split(ModelConverter.CAP_PROP_DELIM);
            if (path.length < 4) {
                log.debug("wrong key format for capabilty, key {}", capProp);
                return false;
            }
            return path[path.length - 2].equals(capabilityType) && path[path.length - 1].equals(capabilityName) && path[1].equals(ownerId) && path[0]
                .equals(instanceId);
        }
        return false;
    }

    public StorageOperationStatus addPolicyToToscaElement(GraphVertex componentV, PolicyDefinition policyDefinition, int counter) {
        fillPolicyDefinition(componentV, policyDefinition, counter);
        return addToscaDataToToscaElement(componentV, EdgeLabelEnum.POLICIES, VertexTypeEnum.POLICIES, policyDefinition,
            JsonPresentationFields.UNIQUE_ID);
    }

    public StorageOperationStatus addPoliciesToToscaElement(GraphVertex componentV, List<PolicyDefinition> policies) {
        return addToscaDataToToscaElement(componentV, EdgeLabelEnum.POLICIES, VertexTypeEnum.POLICIES, policies, JsonPresentationFields.UNIQUE_ID);
    }

    public StorageOperationStatus updatePolicyOfToscaElement(GraphVertex componentV, PolicyDefinition policyDefinition) {
        return updateToscaDataOfToscaElement(componentV, EdgeLabelEnum.POLICIES, VertexTypeEnum.POLICIES, policyDefinition,
            JsonPresentationFields.UNIQUE_ID);
    }

    public StorageOperationStatus updatePoliciesOfToscaElement(GraphVertex componentV, List<PolicyDefinition> policiesDefinitions) {
        return updateToscaDataOfToscaElement(componentV, EdgeLabelEnum.POLICIES, VertexTypeEnum.POLICIES, policiesDefinitions,
            JsonPresentationFields.UNIQUE_ID);
    }

    public StorageOperationStatus removePolicyFromToscaElement(GraphVertex componentV, String policyId) {
        return deleteToscaDataElement(componentV, EdgeLabelEnum.POLICIES, VertexTypeEnum.POLICIES, policyId, JsonPresentationFields.UNIQUE_ID);
    }

    public StorageOperationStatus updateGroupOfToscaElement(GraphVertex componentV, GroupDefinition groupDefinition) {
        return updateToscaDataOfToscaElement(componentV, EdgeLabelEnum.GROUPS, VertexTypeEnum.GROUPS, groupDefinition,
            JsonPresentationFields.CI_INVARIANT_NAME);
    }

    private void fillPolicyDefinition(GraphVertex componentV, PolicyDefinition policyDefinition, int counter) {
        String policyName = buildSubComponentName((String) componentV.getJsonMetadataField(JsonPresentationFields.NAME),
            policyDefinition.getPolicyTypeName(), counter);
        policyDefinition.setName(policyName);
        policyDefinition.setInvariantName(policyName);
        policyDefinition.setComponentName((String) componentV.getJsonMetadataField(JsonPresentationFields.NAME));
        policyDefinition.setUniqueId(UniqueIdBuilder.buildPolicyUniqueId(componentV.getUniqueId(), policyName));
        policyDefinition.setInvariantUUID(UniqueIdBuilder.buildInvariantUUID());
        policyDefinition.setPolicyUUID(UniqueIdBuilder.generateUUID());
    }

    void revertNamesOfCalculatedCapabilitiesRequirements(String componentId, TopologyTemplate toscaElement) {
        if (MapUtils.isNotEmpty(toscaElement.getComponentInstances()) || MapUtils.isNotEmpty(toscaElement.getGroups())) {
            GraphVertex toscaElementV = janusGraphDao.getVertexById(componentId, JsonParseFlagEnum.NoParse).left().on(this::throwStorageException);
            if (MapUtils.isNotEmpty(toscaElement.getComponentInstances())) {
                toscaElement.getComponentInstances().values().forEach(i -> CapabilityRequirementNameResolver
                    .revertNamesOfCalculatedCapabilitiesRequirements(toscaElement, i.getUniqueId(), this::getOriginToscaElement));
            }
            if (MapUtils.isNotEmpty(toscaElement.getGroups())) {
                toscaElement.getGroups().values().forEach(g -> CapabilityRequirementNameResolver
                    .revertNamesOfCalculatedCapabilitiesRequirements(toscaElement, g.getUniqueId(), this::getOriginToscaElement));
            }
            topologyTemplateOperation
                .updateFullToscaData(toscaElementV, EdgeLabelEnum.CALCULATED_CAPABILITIES, VertexTypeEnum.CALCULATED_CAPABILITIES,
                    toscaElement.getCalculatedCapabilities());
            topologyTemplateOperation
                .updateFullToscaData(toscaElementV, EdgeLabelEnum.CALCULATED_REQUIREMENTS, VertexTypeEnum.CALCULATED_REQUIREMENTS,
                    toscaElement.getCalculatedRequirements());
            topologyTemplateOperation
                .updateFullToscaData(toscaElementV, EdgeLabelEnum.CALCULATED_CAP_PROPERTIES, VertexTypeEnum.CALCULATED_CAP_PROPERTIES,
                    toscaElement.getCalculatedCapabilitiesProperties());
        }
    }

    public void updateNamesOfCalculatedCapabilitiesRequirements(String componentId, TopologyTemplate toscaElement) {
        if (MapUtils.isNotEmpty(toscaElement.getComponentInstances()) || MapUtils.isNotEmpty(toscaElement.getGroups())) {
            GraphVertex toscaElementV = janusGraphDao.getVertexById(componentId, JsonParseFlagEnum.NoParse).left().on(this::throwStorageException);
            if (MapUtils.isNotEmpty(toscaElement.getComponentInstances())) {
                toscaElement.getComponentInstances().values().forEach(i -> CapabilityRequirementNameResolver
                    .updateNamesOfCalculatedCapabilitiesRequirements(toscaElement, i.getUniqueId(), i.getNormalizedName(),
                        this::getOriginToscaElement));
            }
            if (MapUtils.isNotEmpty(toscaElement.getGroups())) {
                toscaElement.getGroups().values().forEach(g -> CapabilityRequirementNameResolver
                    .updateNamesOfCalculatedCapabilitiesRequirements(toscaElement, g.getUniqueId(), g.getName(), this::getOriginToscaElement));
            }
            topologyTemplateOperation
                .updateFullToscaData(toscaElementV, EdgeLabelEnum.CALCULATED_CAPABILITIES, VertexTypeEnum.CALCULATED_CAPABILITIES,
                    toscaElement.getCalculatedCapabilities());
            topologyTemplateOperation
                .updateFullToscaData(toscaElementV, EdgeLabelEnum.CALCULATED_REQUIREMENTS, VertexTypeEnum.CALCULATED_REQUIREMENTS,
                    toscaElement.getCalculatedRequirements());
            topologyTemplateOperation
                .updateFullToscaData(toscaElementV, EdgeLabelEnum.CALCULATED_CAP_PROPERTIES, VertexTypeEnum.CALCULATED_CAP_PROPERTIES,
                    toscaElement.getCalculatedCapabilitiesProperties());
        }
    }

    private ToscaElement getOriginToscaElement(ComponentInstanceDataDefinition instance) {
        log.debug("#getOriginToscaElement - origin name: {}", instance.getComponentName());
        ToscaElementTypeEnum elementType = detectToscaType(instance.getOriginType());
        Either<ToscaElement, StorageOperationStatus> getOriginRes;
        if (elementType == ToscaElementTypeEnum.TOPOLOGY_TEMPLATE) {
            getOriginRes = this.getToscaElement(CapabilityRequirementNameResolver.getActualComponentUid(instance), getFilter());
        } else {
            getOriginRes = nodeTypeOperation.getToscaElement(CapabilityRequirementNameResolver.getActualComponentUid(instance), getFilter());
        }
        if (getOriginRes.isRight()) {
            log.debug("Failed to get an origin component with uniqueId {}", CapabilityRequirementNameResolver.getActualComponentUid(instance));
            throw new StorageException(getOriginRes.right().value());
        }
        return getOriginRes.left().value();
    }

    private ToscaElementTypeEnum detectToscaType(OriginTypeEnum originType) {
        log.debug("#detectToscaType - type: {}", originType);
        if (originType == OriginTypeEnum.VFC || originType == OriginTypeEnum.CP || originType == OriginTypeEnum.VL
            || originType == OriginTypeEnum.Configuration || originType == OriginTypeEnum.VFCMT) {
            return ToscaElementTypeEnum.NODE_TYPE;
        } else {
            return ToscaElementTypeEnum.TOPOLOGY_TEMPLATE;
        }
    }

    private ComponentParametersView getFilter() {
        ComponentParametersView filter = new ComponentParametersView();
        filter.setIgnoreCapabilities(false);
        filter.setIgnoreCapabiltyProperties(false);
        filter.setIgnoreRequirements(false);
        return filter;
    }

    public void updateCapReqPropertiesOwnerId(String componentId, TopologyTemplate toscaElement) {
        GraphVertex toscaElementV = janusGraphDao.getVertexById(componentId, JsonParseFlagEnum.NoParse).left().on(this::throwStorageException);
        updateCapOwnerId(toscaElement, componentId);
        updateReqOwnerId(toscaElement, componentId);
        updatePropertiesOwnerId(toscaElement, componentId);
        topologyTemplateOperation
            .updateFullToscaData(toscaElementV, EdgeLabelEnum.CAPABILITIES, VertexTypeEnum.CAPABILITIES, toscaElement.getCapabilities());
        topologyTemplateOperation
            .updateFullToscaData(toscaElementV, EdgeLabelEnum.REQUIREMENTS, VertexTypeEnum.REQUIREMENTS, toscaElement.getRequirements());
        topologyTemplateOperation
            .updateFullToscaData(toscaElementV, EdgeLabelEnum.PROPERTIES, VertexTypeEnum.PROPERTIES, toscaElement.getProperties());
    }

    private void updateCapOwnerId(ToscaElement toscaElement, String ownerId) {
        if (MapUtils.isNotEmpty(toscaElement.getCapabilities())) {
            toscaElement.getCapabilities().values().stream().flatMap(listCapDef -> listCapDef.getListToscaDataDefinition().stream())
                .forEach(capabilityDefinition -> capabilityDefinition.setOwnerId(ownerId));
        }
    }

    private void updateReqOwnerId(ToscaElement toscaElement, String ownerId) {
        if (MapUtils.isNotEmpty(toscaElement.getRequirements())) {
            toscaElement.getRequirements().values().stream().flatMap(listReqDef -> listReqDef.getListToscaDataDefinition().stream())
                .forEach(requirementDefinition -> requirementDefinition.setOwnerId(ownerId));
        }
    }

    private void updatePropertiesOwnerId(ToscaElement toscaElement, String ownerId) {
        Map<String, PropertyDataDefinition> properties = toscaElement.getProperties();
        if (MapUtils.isNotEmpty(properties)) {
            properties.values().forEach(propertyDataDefinition -> propertyDataDefinition.setParentUniqueId(ownerId));
        }
    }
}