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package org.openecomp.sdc.be.components.merge.property;
import org.openecomp.sdc.be.dao.utils.MapUtil;
import org.openecomp.sdc.be.datatypes.elements.GetInputValueDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
import org.openecomp.sdc.be.model.InputDefinition;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
public class PropertyInstanceMergeDataBuilder {
private final static PropertyInstanceMergeDataBuilder INSTANCE = new PropertyInstanceMergeDataBuilder();
private PropertyInstanceMergeDataBuilder() {
}
public static PropertyInstanceMergeDataBuilder getInstance() {
return INSTANCE;
}
public <T extends PropertyDataDefinition> List<MergePropertyData> buildDataForMerging(List<T> oldProps,
List<InputDefinition> oldInputs,
List<T> newProps,
List<InputDefinition> newInputs) {
Map<String, T> oldPropsByName = MapUtil.toMap(oldProps, T::getName);
Map<String, InputDefinition> oldInputsByName = MapUtil.toMap(oldInputs, InputDefinition::getName);
Map<String, T> newPropsByName = MapUtil.toMap(newProps, T::getName);
Map<String, InputDefinition> newInputsByName = MapUtil.toMap(newInputs, InputDefinition::getName);
return buildMergeData(oldPropsByName, oldInputsByName, newPropsByName, newInputsByName);
}
private <T extends PropertyDataDefinition> List<MergePropertyData> buildMergeData(Map<String, T> oldPropsByName, Map<String, InputDefinition> oldInputsByName, Map<String, T> newPropsByName, Map<String, InputDefinition> newInputsByName) {
List<MergePropertyData> mergeData = new ArrayList<>();
newPropsByName.forEach((name, prop) -> {
if (oldPropsByName.containsKey(name)) {
mergeData.add(buildMergePropertyData(oldPropsByName.get(name), oldInputsByName, prop, newInputsByName));
}
});
return mergeData;
}
private MergePropertyData buildMergePropertyData(PropertyDataDefinition oldProp,
Map<String, InputDefinition> oldInputsByName,
PropertyDataDefinition newProp,
Map<String, InputDefinition> newInputsByName) {
MergePropertyData mergePropertyData = new MergePropertyData();
mergePropertyData.setOldProp(oldProp)
.setNewProp(newProp);
if (oldProp.isGetInputProperty()) {
setGetInputData(oldProp, oldInputsByName, newInputsByName, mergePropertyData);
}
return mergePropertyData;
}
private void setGetInputData(PropertyDataDefinition oldProp, Map<String, InputDefinition> oldInputsByName, Map<String, InputDefinition> newInputsByName, MergePropertyData mergePropertyData) {
List<String> oldDeclaredByUserInputNames = getOldDeclaredInputsByUser(oldProp.getGetInputValues(), oldInputsByName);
List<String> oldGetInputNamesWhichExistInNewVersion = getOldGetInputNamesWhichExistInNewVersion(oldProp.getGetInputValues(), newInputsByName);
mergePropertyData.addAddGetInputNamesToMerge(oldDeclaredByUserInputNames);
mergePropertyData.addAddGetInputNamesToMerge(oldGetInputNamesWhichExistInNewVersion);
}
private List<String> getOldGetInputNamesWhichExistInNewVersion(List<GetInputValueDataDefinition> getInputValues, Map<String, InputDefinition> newInputsByName) {
return getInputValues.stream().map(GetInputValueDataDefinition::getInputName).filter(newInputsByName::containsKey).collect(Collectors.toList());
}
private List<String> getOldDeclaredInputsByUser(List<GetInputValueDataDefinition> getInputValues, Map<String, InputDefinition> oldInputsByName) {
return getInputValues.stream().map(GetInputValueDataDefinition::getInputName)
.map(oldInputsByName::get)
.filter(oldInput -> oldInput.getInstanceUniqueId() != null)
.map(PropertyDataDefinition::getName)
.collect(Collectors.toList());
}
}
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