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package org.openecomp.sdc.be.components.validation;
import com.google.common.collect.ImmutableSet;
import fj.data.Either;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import org.apache.commons.lang3.StringUtils;
import org.openecomp.sdc.be.components.impl.ResponseFormatManager;
import org.openecomp.sdc.be.components.impl.utils.NodeFilterConstraintAction;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.datamodel.utils.ConstraintConvertor;
import org.openecomp.sdc.be.datatypes.elements.CINodeFilterDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.SchemaDefinition;
import org.openecomp.sdc.be.impl.ComponentsUtils;
import org.openecomp.sdc.be.model.ComponentInstance;
import org.openecomp.sdc.be.model.ComponentInstanceProperty;
import org.openecomp.sdc.be.model.PropertyDefinition;
import org.openecomp.sdc.be.model.Service;
import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
import org.openecomp.sdc.be.model.tosca.ToscaPropertyType;
import org.openecomp.sdc.be.ui.model.UIConstraint;
import org.openecomp.sdc.exception.ResponseFormat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
@Component("NodeFilterValidator")
public class NodeFilterValidator {
private static final String SOURCE = "Source";
public static final Set<String> comparableTypes = ImmutableSet.of(ToscaPropertyType.STRING.getType(),
ToscaPropertyType.INTEGER.getType(), ToscaPropertyType.FLOAT.getType());
public static final Set<String> schemableTypes =
ImmutableSet.of(ToscaPropertyType.MAP.getType(), ToscaPropertyType.LIST.getType());
public static final Set<String> comparableConstraintsOperators =
ImmutableSet.of(ConstraintConvertor.GREATER_THAN_OPERATOR, ConstraintConvertor.LESS_THAN_OPERATOR);
@Autowired
protected ToscaOperationFacade toscaOperationFacade;
@Autowired
protected ComponentsUtils componentsUtils;
private static final Logger LOGGER = LoggerFactory.getLogger(NodeFilterValidator.class);
public Either<Boolean, ResponseFormat> validateComponentInstanceExist(Service service, String componentInstanceId) {
if (service == null || StringUtils.isEmpty(componentInstanceId)) {
LOGGER.debug("Input data cannot be empty");
return getErrorResponse(ActionStatus.NODE_FILTER_NOT_FOUND);
}
if (CollectionUtils.isEmpty(service.getComponentInstances())) {
LOGGER.debug("Component Instance list is empty");
return getErrorResponse(ActionStatus.NODE_FILTER_NOT_FOUND);
}
boolean found =
service.getComponentInstances().stream().anyMatch(ci -> ci.getUniqueId().equals(componentInstanceId));
if (!found) {
LOGGER.debug("Component Instance list is empty");
return getErrorResponse(ActionStatus.NODE_FILTER_NOT_FOUND);
}
return Either.left(Boolean.TRUE);
}
private Either<Boolean, ResponseFormat> getErrorResponse(ActionStatus actionStatus, String... variables) {
ResponseFormat errorResponse = ResponseFormatManager.getInstance().getResponseFormat(actionStatus, variables);
return Either.right(errorResponse);
}
public Either<Boolean, ResponseFormat> validateNodeFilter(CINodeFilterDataDefinition nodeFilter, String serviceId,
String complonentInstanceId) {
return Either.left(Boolean.TRUE);
}
public Either<Boolean, ResponseFormat> validateNodeFilter(Service parentComponent, String componentInstanceId,
List<String> uiConstraints, NodeFilterConstraintAction action) {
try {
for (String uiConstraint : uiConstraints) {
if (NodeFilterConstraintAction.ADD != action && NodeFilterConstraintAction.UPDATE != action) {
break;
}
UIConstraint constraint = new ConstraintConvertor().convert(uiConstraint);
if (ConstraintConvertor.PROPERTY_CONSTRAINT.equals(constraint.getSourceType())) {
final Either<Boolean, ResponseFormat> booleanResponseFormatEither =
validatePropertyConstraint(parentComponent, componentInstanceId, constraint);
if (booleanResponseFormatEither.isRight()) {
return booleanResponseFormatEither;
}
} else if (ConstraintConvertor.STATIC_CONSTRAINT.equals(constraint.getSourceType())) {
final Either<Boolean, ResponseFormat> booleanResponseFormatEither =
validateStaticValueAndOperator(parentComponent, componentInstanceId, constraint);
if (booleanResponseFormatEither.isRight()) {
return booleanResponseFormatEither;
}
}
}
} catch (Exception e) {
LOGGER.debug("Provided constraint" + uiConstraints, e);
return Either.right(componentsUtils.getResponseFormat(ActionStatus.CONSTRAINT_FORMAT_INCORRECT));
}
return Either.left(true);
}
private Either<Boolean, ResponseFormat> validatePropertyConstraint(Service parentComponent,
String componentInstanceId, UIConstraint uiConstraint) {
String source = SOURCE;
Optional<ComponentInstance> brotherComponentInstance;
List<? extends PropertyDefinition> sourcePropertyDefinition =
parentComponent.getName().equals(uiConstraint.getSourceName()) ? parentComponent.getProperties() :
Collections.emptyList();
if (sourcePropertyDefinition.isEmpty() && !parentComponent.getName().equals(uiConstraint.getSourceName())) {
brotherComponentInstance = parentComponent.getComponentInstances().stream()
.filter(componentInstance -> uiConstraint.getSourceName()
.equals(componentInstance
.getName()))
.findFirst();
if (brotherComponentInstance.isPresent()) {
final List<ComponentInstanceProperty> componentInstanceProperties =
parentComponent.getComponentInstancesProperties()
.get(brotherComponentInstance.get().getUniqueId());
sourcePropertyDefinition =
componentInstanceProperties == null ? new ArrayList<>() : componentInstanceProperties;
}
}
if (!CollectionUtils.isEmpty(sourcePropertyDefinition)) {
Optional<? extends PropertyDefinition> sourceSelectedProperty = sourcePropertyDefinition.stream()
.filter(property -> uiConstraint
.getValue()
.equals(property.getName()))
.findFirst();
Optional<? extends PropertyDefinition> targetComponentInstanceProperty =
parentComponent.getComponentInstancesProperties().get(componentInstanceId).stream()
.filter(property -> uiConstraint.getServicePropertyName().equals(property.getName()))
.findFirst();
source = !targetComponentInstanceProperty.isPresent() ? "Target" : SOURCE;
if (sourceSelectedProperty.isPresent() && targetComponentInstanceProperty.isPresent()) {
return validatePropertyData(uiConstraint, sourceSelectedProperty, targetComponentInstanceProperty);
}
}
String missingProperty =
source.equals(SOURCE) ? uiConstraint.getValue().toString() : uiConstraint.getServicePropertyName();
return Either.right(
componentsUtils.getResponseFormat(ActionStatus.MAPPED_PROPERTY_NOT_FOUND, source, missingProperty));
}
private Either<Boolean, ResponseFormat> validatePropertyData(UIConstraint uiConstraint,
Optional<? extends PropertyDefinition> sourceSelectedProperty,
Optional<? extends PropertyDefinition> targetComponentInstanceProperty) {
final PropertyDefinition sourcePropDefinition = sourceSelectedProperty.get();
final String sourceType = sourcePropDefinition.getType();
final PropertyDefinition targetPropDefinition = targetComponentInstanceProperty.get();
final String targetType = targetPropDefinition.getType();
if (sourceType.equals(targetType)) {
if (schemableTypes.contains(sourceType)) {
final SchemaDefinition sourceSchemaDefinition = sourcePropDefinition.getSchema();
final SchemaDefinition targetSchemaDefinition = targetPropDefinition.getSchema();
if (!sourceSchemaDefinition.equals(targetSchemaDefinition)) {
return Either.right(componentsUtils.getResponseFormat(ActionStatus.SOURCE_TARGET_SCHEMA_MISMATCH,
uiConstraint.getServicePropertyName(), uiConstraint.getValue().toString()));
}
}
return Either.left(Boolean.TRUE);
} else {
return Either.right(componentsUtils.getResponseFormat(ActionStatus.SOURCE_TARGET_PROPERTY_TYPE_MISMATCH,
uiConstraint.getServicePropertyName(), uiConstraint.getValue().toString()));
}
}
private Either<Boolean, ResponseFormat> validateStaticValueAndOperator(Service parentComponent,
String componentInstanceId, UIConstraint uiConstraint) {
if (!(Objects.nonNull(uiConstraint) && uiConstraint.getValue() instanceof String)) {
return Either.left(false);
}
Optional<ComponentInstanceProperty> componentInstanceProperty =
parentComponent.getComponentInstancesProperties().get(componentInstanceId).stream()
.filter(property -> uiConstraint.getServicePropertyName().equals(property.getName()))
.findFirst();
if (!componentInstanceProperty.isPresent()) {
return Either.right(componentsUtils.getResponseFormat(ActionStatus.SELECTED_PROPERTY_NOT_PRESENT,
uiConstraint.getServicePropertyName()));
}
if (comparableConstraintsOperators.contains(uiConstraint.getConstraintOperator()) && !comparableTypes.contains(
componentInstanceProperty.get().getType())) {
return Either.right(componentsUtils.getResponseFormat(ActionStatus.UNSUPPORTED_OPERATOR_PROVIDED,
uiConstraint.getServicePropertyName(), uiConstraint.getConstraintOperator()));
}
return isValidValueCheck(componentInstanceProperty.get().getType(), String.valueOf(uiConstraint.getValue()),
uiConstraint.getServicePropertyName());
}
private Either<Boolean, ResponseFormat> isValidValueCheck(String type, String value, String propertyName) {
ToscaPropertyType toscaPropertyType = ToscaPropertyType.isValidType(type);
if (Objects.isNull(toscaPropertyType)) {
return Either.right(
componentsUtils.getResponseFormat(ActionStatus.UNSUPPORTED_PROPERTY_TYPE, type, propertyName));
}
if (toscaPropertyType.getValidator().isValid(value, null)) {
return Either.left(Boolean.TRUE);
}
return Either.right(
componentsUtils.getResponseFormat(ActionStatus.UNSUPPORTED_VALUE_PROVIDED, type, propertyName, value));
}
}
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