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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.model.operations.impl;
import fj.data.Either;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections4.MapUtils;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.janusgraph.core.JanusGraph;
import org.openecomp.sdc.be.config.BeEcompErrorManager;
import org.openecomp.sdc.be.config.BeEcompErrorManager.ErrorSeverity;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.dao.janusgraph.HealingJanusGraphGenericDao;
import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
import org.openecomp.sdc.be.dao.neo4j.GraphEdgeLabels;
import org.openecomp.sdc.be.dao.neo4j.GraphPropertiesDictionary;
import org.openecomp.sdc.be.datatypes.elements.DataTypeDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
import org.openecomp.sdc.be.exception.supplier.DataTypeOperationExceptionSupplier;
import org.openecomp.sdc.be.model.PropertyDefinition;
import org.openecomp.sdc.be.model.dto.PropertyDefinitionDto;
import org.openecomp.sdc.be.model.jsonjanusgraph.operations.exception.OperationException;
import org.openecomp.sdc.be.model.mapper.PropertyDefinitionDtoMapper;
import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
import org.openecomp.sdc.be.resources.data.DataTypeData;
import org.openecomp.sdc.be.resources.data.PropertyData;
import org.openecomp.sdc.common.log.enums.EcompLoggerErrorCode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
@Component("dataType-operation")
public class DataTypeOperation extends AbstractOperation {
private static final Logger LOGGER = LoggerFactory.getLogger(DataTypeOperation.class);
private ModelOperation modelOperation;
private PropertyOperation propertyOperation;
@Autowired
public DataTypeOperation(final HealingJanusGraphGenericDao janusGraphGenericDao) {
this.janusGraphGenericDao = janusGraphGenericDao;
}
//circular dependency ModelOperation->ModelElementOperation->DataTypeOperation
@Autowired
public void setModelOperation(final ModelOperation modelOperation) {
this.modelOperation = modelOperation;
}
@Autowired
public void setPropertyOperation(PropertyOperation propertyOperation) {
this.propertyOperation = propertyOperation;
}
public List<DataTypeData> getAllDataTypeNodes() {
final List<DataTypeData> dataTypesFound = new ArrayList<>();
final Either<List<DataTypeData>, JanusGraphOperationStatus> getAllDataTypesWithNullModel =
janusGraphGenericDao.getByCriteria(NodeTypeEnum.DataType, null, DataTypeData.class);
final var dataTypesValidated = validateDataType(getAllDataTypesWithNullModel, null);
if (CollectionUtils.isNotEmpty(dataTypesValidated)) {
dataTypesFound.addAll(dataTypesValidated);
}
final List<DataTypeData> allDataTypeNodesWithModel = getAllDataTypesWithModel();
if (CollectionUtils.isNotEmpty(allDataTypeNodesWithModel)) {
dataTypesFound.addAll(allDataTypeNodesWithModel);
}
return dataTypesFound;
}
public Map<String, List<String>> getAllDataTypeUidsToModels() {
final Map<String, List<String>> dataTypesFound = new HashMap<>();
final Either<List<DataTypeData>, JanusGraphOperationStatus> getAllDataTypesWithNullModel =
janusGraphGenericDao.getByCriteria(NodeTypeEnum.DataType, null, DataTypeData.class);
final var dataTypesValidated = validateDataType(getAllDataTypesWithNullModel, null);
for (DataTypeData dataType : dataTypesValidated) {
if (!dataTypesFound.containsKey(dataType.getUniqueId())) {
dataTypesFound.put(dataType.getUniqueId(), new ArrayList<>());
}
dataTypesFound.get(dataType.getUniqueId()).add(null);
}
modelOperation.findAllModels()
.forEach(model -> {
for (DataTypeData dataType : getAllDataTypesWithModel(model.getName())) {
if (!dataTypesFound.containsKey(dataType.getUniqueId())) {
dataTypesFound.put(dataType.getUniqueId(), new ArrayList<>());
}
dataTypesFound.get(dataType.getUniqueId()).add(model.getName());
}
});
return dataTypesFound;
}
private List<DataTypeData> getAllDataTypesWithModel(final String modelName) {
final Either<List<DataTypeData>, JanusGraphOperationStatus> getAllDataTypesByModel = janusGraphGenericDao
.getByCriteriaForModel(NodeTypeEnum.DataType, null, modelName, DataTypeData.class);
return validateDataType(getAllDataTypesByModel, modelName);
}
private List<DataTypeData> getAllDataTypesWithModel() {
final List<DataTypeData> dataTypesWithModel = new ArrayList<>();
modelOperation.findAllModels()
.forEach(model -> {
final var modelName = model.getName();
final Either<List<DataTypeData>, JanusGraphOperationStatus> getAllDataTypesByModel = janusGraphGenericDao
.getByCriteriaForModel(NodeTypeEnum.DataType, null, modelName, DataTypeData.class);
final var dataTypesValidated = validateDataType(getAllDataTypesByModel, modelName);
dataTypesWithModel.addAll(dataTypesValidated);
});
return dataTypesWithModel;
}
private List<DataTypeData> validateDataType(final Either<List<DataTypeData>, JanusGraphOperationStatus> getDataTypes, final String modelName) {
if (getDataTypes.isRight() && getDataTypes.right().value() == JanusGraphOperationStatus.NOT_FOUND) {
return Collections.emptyList();
}
if (getDataTypes.isRight()) {
final var status = getDataTypes.right().value();
if (LOGGER.isErrorEnabled()) {
final var errorMsg = String.format("Failed to fetch data types from database with model %s. Status is %s", modelName, status);
LOGGER.error(String.valueOf(EcompLoggerErrorCode.UNKNOWN_ERROR), DataTypeOperation.class.getName(), errorMsg);
BeEcompErrorManager.getInstance().logInternalConnectionError(DataTypeOperation.class.getName(), errorMsg, ErrorSeverity.ERROR);
}
return Collections.emptyList();
}
return getDataTypes.left().value();
}
public void deleteDataTypesByModelId(final String modelId) {
final JanusGraph janusGraph = janusGraphGenericDao.getJanusGraph();
final GraphTraversalSource traversal = janusGraph.traversal();
final List<Vertex> dataTypeList = traversal.V()
.has(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), modelId)
.out(GraphEdgeLabels.MODEL_ELEMENT.getProperty())
.has(GraphPropertiesDictionary.LABEL.getProperty(), NodeTypeEnum.DataType.getName())
.toList();
dataTypeList.forEach(dataTypeVertex -> {
traversal.V(dataTypeVertex).out(GraphEdgeLabels.PROPERTY.getProperty()).drop().iterate();
dataTypeVertex.remove();
});
}
public Optional<DataTypeDataDefinition> getDataTypeByUid(final String uniqueId) {
final Either<DataTypeData, JanusGraphOperationStatus> dataTypeEither = janusGraphGenericDao
.getNode(UniqueIdBuilder.getKeyByNodeType(NodeTypeEnum.DataType), uniqueId, DataTypeData.class);
if (dataTypeEither.isRight()) {
if (JanusGraphOperationStatus.NOT_FOUND.equals(dataTypeEither.right().value())) {
return Optional.empty();
}
final StorageOperationStatus storageOperationStatus
= DaoStatusConverter.convertJanusGraphStatusToStorageStatus(dataTypeEither.right().value());
LOGGER.warn("Failed to fetch data type '{}' from JanusGraph. Status is: {}", uniqueId, storageOperationStatus);
throw new OperationException(ActionStatus.GENERAL_ERROR,
String.format("Failed to fetch data type '%s' from JanusGraph. Status is: %s", uniqueId, storageOperationStatus));
}
return Optional.of(dataTypeEither.left().value().getDataTypeDataDefinition());
}
public List<PropertyDefinition> findAllProperties(final String uniqueId) {
final Either<Map<String, PropertyDefinition>, JanusGraphOperationStatus> propertiesEither =
propertyOperation.findPropertiesOfNode(NodeTypeEnum.DataType, uniqueId);
if (propertiesEither.isRight()) {
final JanusGraphOperationStatus status = propertiesEither.right().value();
if (status == JanusGraphOperationStatus.NOT_FOUND) {
return List.of();
}
LOGGER.error("Could not retrieve data type '{}' properties. JanusGraphOperationStatus: '{}'", uniqueId, status);
throw DataTypeOperationExceptionSupplier.unexpectedErrorWhileFetchingProperties(uniqueId).get();
}
final Map<String, PropertyDefinition> propertyMap = propertiesEither.left().value();
if (MapUtils.isEmpty(propertyMap)) {
return List.of();
}
final List<PropertyDefinition> propertyDefinitions = new ArrayList<>(propertyMap.values());
propertyDefinitions.sort(Comparator.comparing(PropertyDefinition::getName));
return propertyDefinitions;
}
public PropertyDefinitionDto createProperty(final String dataTypeId, final PropertyDefinitionDto propertyDefinitionDto) {
final String propertyName = propertyDefinitionDto.getName();
LOGGER.debug("Adding property '{}' to data type '{}'.", propertyName, dataTypeId);
getDataTypeByUid(dataTypeId).orElseThrow(DataTypeOperationExceptionSupplier.dataTypeNotFound(dataTypeId));
final Either<PropertyData, JanusGraphOperationStatus> resultEither =
propertyOperation.addPropertyToNodeType(propertyName, PropertyDefinitionDtoMapper.mapTo(propertyDefinitionDto),
NodeTypeEnum.DataType, dataTypeId, false);
if (resultEither.isRight()) {
final JanusGraphOperationStatus status = resultEither.right().value();
LOGGER.debug("Could not create property '{}' on data type '{}'. JanusGraph status is '{}'", propertyName, dataTypeId, status);
if (status == JanusGraphOperationStatus.JANUSGRAPH_SCHEMA_VIOLATION) {
throw DataTypeOperationExceptionSupplier.dataTypePropertyAlreadyExists(dataTypeId, propertyName).get();
}
LOGGER.error("Could not create property '{}' on data type '{}'. JanusGraph status is '{}'", propertyName, dataTypeId, status);
throw DataTypeOperationExceptionSupplier.unexpectedErrorWhileCreatingProperty(dataTypeId, propertyName).get();
}
LOGGER.debug("Property '{}' was added to data type '{}'.", propertyName, dataTypeId);
final PropertyData propertyData = resultEither.left().value();
final PropertyDataDefinition propertyDataDefinition = propertyData.getPropertyDataDefinition();
propertyDataDefinition.setName(propertyName);
return PropertyDefinitionDtoMapper.mapFrom(propertyDataDefinition);
}
}
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