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package org.openecomp.sdc.be.tosca;
import fj.data.Either;
import org.apache.commons.lang.StringUtils;
import org.openecomp.sdc.be.components.impl.exceptions.SdcResourceNotFoundException;
import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
import org.openecomp.sdc.be.model.*;
import org.openecomp.sdc.be.model.cache.ApplicationDataTypeCache;
import org.openecomp.sdc.be.model.utils.ComponentUtilities;
import org.openecomp.sdc.be.model.utils.GroupUtils;
import org.openecomp.sdc.be.tosca.model.*;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.*;
import java.util.function.Predicate;
import java.util.function.Supplier;
import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toMap;
import static org.apache.commons.collections.CollectionUtils.isEmpty;
import static org.apache.commons.collections.CollectionUtils.isNotEmpty;
import static org.apache.commons.collections.MapUtils.isEmpty;
import static org.apache.commons.collections.MapUtils.isNotEmpty;
import static org.apache.commons.lang.StringUtils.isNotEmpty;
import static org.openecomp.sdc.be.model.utils.ComponentUtilities.getComponentInstanceNameByInstanceId;
@Service
public class GroupExportParserImpl implements GroupExportParser {
private static final Logger log = Logger.getLogger(GroupExportParserImpl.class);
private Map<String, DataTypeDefinition> dataTypes;
private ApplicationDataTypeCache dataTypeCache;
private PropertyConvertor propertyConvertor = PropertyConvertor.getInstance();
@Autowired
public GroupExportParserImpl(ApplicationDataTypeCache dataTypeCache) {
this.dataTypeCache = dataTypeCache;
this.dataTypes = getDataTypes();
}
private Map<String, DataTypeDefinition> getDataTypes() {
Either<Map<String, DataTypeDefinition>, TitanOperationStatus> dataTypesEither = dataTypeCache.getAll();
if (dataTypesEither.isRight()) {
log.error("Failed to retrieve all data types {}", dataTypesEither.right().value());
throw new SdcResourceNotFoundException();
}
return dataTypesEither.left().value();
}
@Override
public Map<String, ToscaGroupTemplate> getGroups(Component component) {
List<GroupDefinition> groups = component.getGroups();
if (isEmpty(groups)) {
return null;
}
return groups.stream()
.collect(toMap(GroupDefinition::getName,
group -> getToscaGroupTemplate(component, group)));
}
@Override
public ToscaGroupTemplate getToscaGroupTemplate(GroupInstance groupInstance, String componentInstanceInvariantName) {
String groupName = groupInstance.getName();
if (StringUtils.isNotEmpty(componentInstanceInvariantName)) {
String prefix = componentInstanceInvariantName + Constants.GROUP_POLICY_NAME_DELIMETER;
if (groupName.startsWith(prefix)) {
groupName = groupName.substring(prefix.length());
}
}
String invariantUUID = groupInstance.getInvariantUUID();
String groupUUID = groupInstance.getGroupUUID();
String version = groupInstance.getVersion();
List<GroupInstanceProperty> groupInstanceProperties = groupInstance.convertToGroupInstancesProperties();
String groupType = groupInstance.getType();
String customizationUUID = groupInstance.getCustomizationUUID();
IToscaMetadata toscaMetadata = getToscaGroupTemplateMetadata(groupName, invariantUUID, groupUUID, version, groupType, customizationUUID);
Map<String, Object> properties = getToscaGroupTemplateProperties(groupInstanceProperties);
return new ToscaGroupTemplate(groupType, toscaMetadata, properties);
}
private ToscaGroupTemplate getToscaGroupTemplate(Component component, GroupDefinition groupDefinition) {
String groupName = groupDefinition.getName();
String invariantUUID = groupDefinition.getInvariantUUID();
String groupUUID = groupDefinition.getGroupUUID();
String version = groupDefinition.getVersion();
String groupType = groupDefinition.getType();
List<PropertyDataDefinition> groupDefinitionProperties = groupDefinition.getProperties();
List<String> members = getToscaGroupTemplateMembers(component, groupDefinition.getMembers());
IToscaMetadata toscaMetadata = getToscaGroupTemplateMetadata(groupName, invariantUUID, groupUUID, version,groupType, null);
Map<String, Object> properties = getToscaGroupTemplateProperties(groupDefinitionProperties);
Map<String, ToscaTemplateCapability> capabilities = getToscaGroupTemplateCapabilities(groupDefinition);
return new ToscaGroupTemplate(groupType, members, toscaMetadata, properties, capabilities);
}
private Map<String, ToscaTemplateCapability> getToscaGroupTemplateCapabilities(GroupDefinition group) {
if (isEmpty(group.getCapabilities())) {
return null;
}
Map<String, ToscaTemplateCapability> toscaGroupTemplateCapabilities = group.getCapabilities().values()
.stream()
.flatMap(Collection::stream)
.filter(c -> isNotEmptyProperties(c.getProperties()))
.collect(toMap(c-> getCapabilityName(c, group), this::getToscaTemplateCapability));
if (isNotEmpty(toscaGroupTemplateCapabilities)) {
return toscaGroupTemplateCapabilities;
} else {
return null;
}
}
private String getCapabilityName(CapabilityDefinition capability, GroupDefinition group) {
if(ComponentUtilities.isNotUpdatedCapReqName(group.getNormalizedName() + ".", capability.getName(), capability.getPreviousName())){
return capability.getName();
}
return capability.getPreviousName();
}
private boolean isNotEmptyProperties(List<ComponentInstanceProperty> properties) {
return isNotEmpty(properties) && properties.stream()
.filter(isComponentInstancePropertiesNotEmpty())
.findFirst()
.isPresent();
}
private ToscaTemplateCapability getToscaTemplateCapability(CapabilityDefinition capability) {
ToscaTemplateCapability toscaTemplateCapability = new ToscaTemplateCapability();
Map<String, Object> toscaCapabilityProperties = capability.getProperties().stream()
.filter(isComponentInstancePropertiesNotEmpty())
.collect(toMap(ComponentInstanceProperty::getName,
this::fetchCapabilityValue));
if(isNotEmpty(toscaCapabilityProperties)) {
toscaTemplateCapability.setProperties(toscaCapabilityProperties);
}
return toscaTemplateCapability;
}
private Predicate<? super ComponentInstanceProperty> isComponentInstancePropertiesNotEmpty() {
return c -> {
return (c.getName() != null && (c.getValue() != null || c.getDefaultValue() != null));
};
}
private String fetchCapabilityValue(ComponentInstanceProperty componentInstanceProperty) {
if(componentInstanceProperty.getValue() != null) {
return componentInstanceProperty.getValue();
}else {
return componentInstanceProperty.getDefaultValue();
}
}
private List<String> getToscaGroupTemplateMembers(Component component, Map<String, String> members) {
if (members == null) {
return null;
}
return members.values()
.stream()
.map(memberId -> getMemberNameByMemberId(component, memberId))
.filter(Optional::isPresent)
.map(Optional::get)
.collect(toList());
}
private Optional<String> getMemberNameByMemberId(Component component, String memberId) {
return getComponentInstanceNameByInstanceId(component, memberId);
}
private IToscaMetadata getToscaGroupTemplateMetadata(String groupName,String invariantUUID,
String groupUUID,String version,String type, String customizationUUID) {
IToscaMetadata toscaMetadata = getToscaMetadataByType(type);
toscaMetadata.setName(groupName);
toscaMetadata.setInvariantUUID(invariantUUID);
toscaMetadata.setUUID(groupUUID);
toscaMetadata.setVersion(version);
toscaMetadata.setCustomizationUUID(customizationUUID);
return toscaMetadata;
}
private IToscaMetadata getToscaMetadataByType(String type) {
IToscaMetadata toscaMetadata;
if (GroupUtils.isVfModule(type)) {
toscaMetadata = new VfModuleToscaMetadata();
} else {
toscaMetadata = new ToscaMetadata();
}
return toscaMetadata;
}
private Map<String, Object> getToscaGroupTemplateProperties(List<? extends PropertyDataDefinition> tempProperties) {
if (isEmpty(tempProperties)) {
return null;
}
Map<String, Object> props = new HashMap<>();
tempProperties.forEach(input ->
propertyConvertor.convertAndAddValue(dataTypes, props, input, getPropertyValue(input))
);
if (props.isEmpty()) {
return null;
} else {
return props;
}
}
private Supplier<String> getPropertyValue(PropertyDataDefinition propertyDataDefinition) {
return () -> {
if (isNotEmpty(propertyDataDefinition.getValue())) {
return propertyDataDefinition.getValue();
} else {
return propertyDataDefinition.getDefaultValue();
}
};
}
}
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