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package org.openecomp.sdc.be.components.merge.group;
import org.openecomp.sdc.be.components.merge.ComponentsGlobalMergeCommand;
import org.openecomp.sdc.be.components.merge.VspComponentsMergeCommand;
import org.openecomp.sdc.be.components.merge.property.DataDefinitionsValuesMergingBusinessLogic;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.datatypes.elements.GroupDataDefinition;
import org.openecomp.sdc.be.impl.ComponentsUtils;
import org.openecomp.sdc.be.model.Component;
import org.openecomp.sdc.be.model.GroupDefinition;
import org.openecomp.sdc.be.model.InputDefinition;
import org.openecomp.sdc.be.model.jsontitan.operations.GroupsOperation;
import org.springframework.core.annotation.Order;
import java.util.List;
import java.util.Map;
import static java.util.Collections.emptyList;
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.openecomp.sdc.be.components.merge.resource.ResourceDataMergeBusinessLogic.ANY_ORDER_COMMAND;
@org.springframework.stereotype.Component
@Order(ANY_ORDER_COMMAND)
public class GroupPropertiesMergeCommand implements VspComponentsMergeCommand, ComponentsGlobalMergeCommand {
private final GroupsOperation groupsOperation;
private final ComponentsUtils componentsUtils;
private final DataDefinitionsValuesMergingBusinessLogic propertyValuesMergingBusinessLogic;
public GroupPropertiesMergeCommand(GroupsOperation groupsOperation, ComponentsUtils componentsUtils, DataDefinitionsValuesMergingBusinessLogic propertyValuesMergingBusinessLogic) {
this.groupsOperation = groupsOperation;
this.componentsUtils = componentsUtils;
this.propertyValuesMergingBusinessLogic = propertyValuesMergingBusinessLogic;
}
@Override
public String description() {
return "merge groups user defined properties values";
}
/**
* merge user defined group properties values from previous version into vsp defined groups in new version
* @param prevComponent the old component, whose group properties need to be merged from
* @param currentComponent the new component, whose group properties need to be merged into
* old and new component inputs are needed in order to determine if a "get_input" property value should be merged
* @return the status of the merge operation
*/
@Override
public ActionStatus mergeComponents(Component prevComponent, Component currentComponent) {
List<GroupDefinition> groupsToUpdate = updateOldGrpsPropertiesValuesIntoNewVspGroupsProps(prevComponent, currentComponent);
return updateGroups(currentComponent, groupsToUpdate);
}
private List<GroupDefinition> updateOldGrpsPropertiesValuesIntoNewVspGroupsProps(Component prevComponent, Component currentComponent) {
List<GroupDefinition> prevGroups = prevComponent.getGroups();
List<GroupDefinition> newGroups = currentComponent.getGroups();
if (isEmpty(prevGroups) || isEmpty(newGroups)) {
return emptyList();
}
return mergeGroupPropertiesValues(prevComponent, currentComponent, prevGroups, newGroups);
}
private List<GroupDefinition> mergeGroupPropertiesValues(Component prevComponent, Component currentComponent, List<GroupDefinition> prevGroups, List<GroupDefinition> newGroups) {
Map<String, GroupDefinition> prevGroupsByInvariantName = getVspGroupsMappedByInvariantName(prevGroups);
List<GroupDefinition> newGroupsExistInPrevVersion = getNewGroupsExistInPrevComponent(prevGroupsByInvariantName, newGroups);
newGroupsExistInPrevVersion.forEach(newGroup -> {
GroupDefinition prevGroup = prevGroupsByInvariantName.get(newGroup.getInvariantName());
mergeGroupProperties(prevGroup, prevComponent.safeGetInputs(), newGroup, currentComponent.safeGetInputs());
});
return newGroupsExistInPrevVersion;
}
private void mergeGroupProperties(GroupDefinition prevGroup, List<InputDefinition> prevInputs, GroupDefinition newGroup, List<InputDefinition> currInputs) {
propertyValuesMergingBusinessLogic.mergeInstanceDataDefinitions(prevGroup.getProperties(), prevInputs, newGroup.getProperties(), currInputs);
}
private List<GroupDefinition> getNewGroupsExistInPrevComponent(Map<String, GroupDefinition> prevGroupsByInvariantName, List<GroupDefinition> newGroups) {
return newGroups.stream()
.filter(newGroup -> prevGroupsByInvariantName.containsKey(newGroup.getInvariantName()))
.filter(newGroup -> isNotEmpty(newGroup.getProperties()))
.collect(toList());
}
private Map<String, GroupDefinition> getVspGroupsMappedByInvariantName(List<GroupDefinition> newGroups) {
return newGroups.stream()
.filter(GroupDataDefinition::isVspOriginated)
.filter(grp -> isNotEmpty(grp.getProperties()))
.collect(toMap(GroupDataDefinition::getInvariantName,
group -> group));
}
private ActionStatus updateGroups(Component currentComponent, List<GroupDefinition> groupsToUpdate) {
if (isEmpty(groupsToUpdate)) {
return ActionStatus.OK;
}
return groupsOperation.updateGroups(currentComponent, groupsToUpdate, false)
.either(updatedGroups -> ActionStatus.OK,
err -> componentsUtils.convertFromStorageResponse(err, currentComponent.getComponentType()));
}
}
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