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/*
* -
* ============LICENSE_START=======================================================
* Copyright (C) 2022 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.components.impl.validation;
import fj.data.Either;
import java.util.List;
import java.util.Map;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.onap.sdc.tosca.datatypes.model.PropertyType;
import org.openecomp.sdc.be.components.impl.exceptions.ToscaFunctionExceptionSupplier;
import org.openecomp.sdc.be.components.impl.exceptions.ToscaGetFunctionExceptionSupplier;
import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.ToscaGetFunctionDataDefinition;
import org.openecomp.sdc.be.datatypes.enums.PropertySource;
import org.openecomp.sdc.be.datatypes.tosca.ToscaGetFunctionType;
import org.openecomp.sdc.be.model.Component;
import org.openecomp.sdc.be.model.ComponentInstance;
import org.openecomp.sdc.be.model.DataTypeDefinition;
import org.openecomp.sdc.be.model.ToscaPropertyData;
import org.openecomp.sdc.be.model.cache.ApplicationDataTypeCache;
import org.openecomp.sdc.be.model.validation.ToscaFunctionValidator;
@org.springframework.stereotype.Component
public class ToscaFunctionValidatorImpl implements ToscaFunctionValidator {
private final ApplicationDataTypeCache applicationDataTypeCache;
public ToscaFunctionValidatorImpl(final ApplicationDataTypeCache applicationDataTypeCache) {
this.applicationDataTypeCache = applicationDataTypeCache;
}
@Override
public <T extends PropertyDataDefinition> void validate(T property, final Component containerComponent) {
if (property.getToscaFunction().getType() == null) {
throw ToscaFunctionExceptionSupplier.missingFunctionType().get();
}
if (property.isToscaGetFunction()) {
validateToscaGetFunction(property, containerComponent);
}
}
private <T extends PropertyDataDefinition> void validateToscaGetFunction(T property, Component parentComponent) {
final ToscaGetFunctionDataDefinition toscaGetFunction = (ToscaGetFunctionDataDefinition) property.getToscaFunction();
validateGetToscaFunctionAttributes(toscaGetFunction);
validateGetPropertySource(toscaGetFunction.getFunctionType(), toscaGetFunction.getPropertySource());
if (toscaGetFunction.getFunctionType() == ToscaGetFunctionType.GET_INPUT) {
validateGetFunction(property, parentComponent.getInputs(), parentComponent.getModel());
return;
}
if (toscaGetFunction.getFunctionType() == ToscaGetFunctionType.GET_PROPERTY) {
if (toscaGetFunction.getPropertySource() == PropertySource.SELF) {
validateGetFunction(property, parentComponent.getProperties(), parentComponent.getModel());
} else if (toscaGetFunction.getPropertySource() == PropertySource.INSTANCE) {
final ComponentInstance componentInstance =
parentComponent.getComponentInstanceById(toscaGetFunction.getSourceUniqueId())
.orElseThrow(ToscaGetFunctionExceptionSupplier.instanceNotFound(toscaGetFunction.getSourceName()));
validateGetFunction(property, componentInstance.getProperties(), parentComponent.getModel());
}
return;
}
if (toscaGetFunction.getFunctionType() == ToscaGetFunctionType.GET_ATTRIBUTE) {
if (toscaGetFunction.getPropertySource() == PropertySource.SELF) {
validateGetFunction(property, parentComponent.getAttributes(), parentComponent.getModel());
} else if (toscaGetFunction.getPropertySource() == PropertySource.INSTANCE) {
final ComponentInstance componentInstance =
parentComponent.getComponentInstanceById(toscaGetFunction.getSourceUniqueId())
.orElseThrow(ToscaGetFunctionExceptionSupplier.instanceNotFound(toscaGetFunction.getSourceName()));
validateGetFunction(property, componentInstance.getAttributes(), parentComponent.getModel());
}
return;
}
throw ToscaGetFunctionExceptionSupplier.functionNotSupported(toscaGetFunction.getFunctionType()).get();
}
private <T extends PropertyDataDefinition> void validateGetFunction(final T property,
final List<? extends ToscaPropertyData> parentProperties,
final String model) {
final ToscaGetFunctionDataDefinition toscaGetFunction = (ToscaGetFunctionDataDefinition) property.getToscaFunction();
if (CollectionUtils.isEmpty(parentProperties)) {
throw ToscaGetFunctionExceptionSupplier
.propertyNotFoundOnTarget(toscaGetFunction.getPropertyName(), toscaGetFunction.getPropertySource(),
toscaGetFunction.getFunctionType()
).get();
}
final String getFunctionPropertyUniqueId = toscaGetFunction.getPropertyUniqueId();
ToscaPropertyData referredProperty = parentProperties.stream()
.filter(property1 -> getFunctionPropertyUniqueId.equals(property1.getUniqueId()))
.findFirst()
.orElseThrow(ToscaGetFunctionExceptionSupplier
.propertyNotFoundOnTarget(toscaGetFunction.getPropertyName(), toscaGetFunction.getPropertySource()
, toscaGetFunction.getFunctionType())
);
if (toscaGetFunction.isSubProperty()) {
referredProperty = findSubProperty(referredProperty, toscaGetFunction, model);
}
if (!property.getType().equals(referredProperty.getType())) {
throw ToscaGetFunctionExceptionSupplier
.propertyTypeDiverge(toscaGetFunction.getType(), referredProperty.getType(), property.getType()).get();
}
if (PropertyType.typeHasSchema(referredProperty.getType()) && !referredProperty.getSchemaType().equals(property.getSchemaType())) {
throw ToscaGetFunctionExceptionSupplier
.propertySchemaDiverge(toscaGetFunction.getType(), referredProperty.getSchemaType(), property.getSchemaType()).get();
}
}
private void validateGetToscaFunctionAttributes(final ToscaGetFunctionDataDefinition toscaGetFunction) {
if (toscaGetFunction.getFunctionType() == null) {
throw ToscaGetFunctionExceptionSupplier.targetFunctionTypeNotFound().get();
}
if (toscaGetFunction.getPropertySource() == null) {
throw ToscaGetFunctionExceptionSupplier.targetPropertySourceNotFound(toscaGetFunction.getFunctionType()).get();
}
if (CollectionUtils.isEmpty(toscaGetFunction.getPropertyPathFromSource())) {
throw ToscaGetFunctionExceptionSupplier
.targetSourcePathNotFound(toscaGetFunction.getFunctionType()).get();
}
if (StringUtils.isEmpty(toscaGetFunction.getSourceName()) || StringUtils.isBlank(toscaGetFunction.getSourceName())) {
throw ToscaGetFunctionExceptionSupplier.sourceNameNotFound(toscaGetFunction.getPropertySource()).get();
}
if (StringUtils.isEmpty(toscaGetFunction.getSourceUniqueId()) || StringUtils.isBlank(toscaGetFunction.getSourceUniqueId())) {
throw ToscaGetFunctionExceptionSupplier.sourceIdNotFound(toscaGetFunction.getPropertySource()).get();
}
if (StringUtils.isEmpty(toscaGetFunction.getPropertyName()) || StringUtils.isBlank(toscaGetFunction.getPropertyName())) {
throw ToscaGetFunctionExceptionSupplier.propertyNameNotFound(toscaGetFunction.getPropertySource()).get();
}
if (StringUtils.isEmpty(toscaGetFunction.getPropertyUniqueId()) || StringUtils.isBlank(toscaGetFunction.getPropertyUniqueId())) {
throw ToscaGetFunctionExceptionSupplier.propertyIdNotFound(toscaGetFunction.getPropertySource()).get();
}
}
private void validateGetPropertySource(final ToscaGetFunctionType functionType, final PropertySource propertySource) {
if (functionType == ToscaGetFunctionType.GET_INPUT && propertySource != PropertySource.SELF) {
throw ToscaGetFunctionExceptionSupplier
.targetSourceNotSupported(functionType, propertySource).get();
}
if (functionType == ToscaGetFunctionType.GET_PROPERTY && !List.of(PropertySource.SELF, PropertySource.INSTANCE).contains(propertySource)) {
throw ToscaGetFunctionExceptionSupplier
.targetSourceNotSupported(functionType, propertySource).get();
}
}
private ToscaPropertyData findSubProperty(final ToscaPropertyData referredProperty,
final ToscaGetFunctionDataDefinition toscaGetFunction,
final String model) {
final Map<String, DataTypeDefinition> dataTypeMap = loadDataTypes(model);
final List<String> propertyPathFromSource = toscaGetFunction.getPropertyPathFromSource();
DataTypeDefinition dataType = dataTypeMap.get(referredProperty.getType());
if (dataType == null) {
throw ToscaGetFunctionExceptionSupplier
.propertyDataTypeNotFound(propertyPathFromSource.get(0), referredProperty.getType(), toscaGetFunction.getFunctionType()).get();
}
ToscaPropertyData foundProperty = referredProperty;
for (int i = 1; i < propertyPathFromSource.size(); i++) {
final String currentPropertyName = propertyPathFromSource.get(i);
foundProperty = dataType.getProperties().stream()
.filter(propertyDefinition -> currentPropertyName.equals(propertyDefinition.getName())).findFirst()
.orElseThrow(
ToscaGetFunctionExceptionSupplier
.propertyNotFoundOnTarget(propertyPathFromSource.subList(0, i), toscaGetFunction.getPropertySource(),
toscaGetFunction.getFunctionType())
);
dataType = dataTypeMap.get(foundProperty.getType());
if (dataType == null) {
throw ToscaGetFunctionExceptionSupplier
.propertyDataTypeNotFound(propertyPathFromSource.subList(0, i), foundProperty.getType(),
toscaGetFunction.getFunctionType()).get();
}
}
return foundProperty;
}
private Map<String, DataTypeDefinition> loadDataTypes(String model) {
final Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypeEither =
applicationDataTypeCache.getAll(model);
if (dataTypeEither.isRight()) {
throw ToscaGetFunctionExceptionSupplier.couldNotLoadDataTypes(model).get();
}
return dataTypeEither.left().value();
}
}
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