package com.constellio.app.modules.rm.model.calculators.decommissioningList;
import static java.util.Arrays.asList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import com.constellio.app.modules.rm.model.enums.CopyType;
import com.constellio.app.modules.rm.wrappers.DecommissioningList;
import com.constellio.app.modules.rm.wrappers.Folder;
import com.constellio.model.entities.calculators.CalculatorParameters;
import com.constellio.model.entities.calculators.MetadataValueCalculator;
import com.constellio.model.entities.calculators.dependencies.Dependency;
import com.constellio.model.entities.calculators.dependencies.ReferenceDependency;
import com.constellio.model.entities.schemas.MetadataValueType;
public class DecomListUniformCopyTypeCalculator implements MetadataValueCalculator<CopyType> {
ReferenceDependency<List<CopyType>> foldersCopyTypesParam = ReferenceDependency.toAnEnum(DecommissioningList.FOLDERS,
Folder.COPY_STATUS).whichIsMultivalue();
@Override
public CopyType calculate(CalculatorParameters parameters) {
List<CopyType> foldersCopyTypes = parameters.get(foldersCopyTypesParam);
Set<CopyType> foldersCopyTypesWithoutDuplicates = new HashSet<>(foldersCopyTypes);
return foldersCopyTypesWithoutDuplicates.size() == 1 ? foldersCopyTypes.get(0) : null;
}
@Override
public CopyType getDefaultValue() {
return null;
}
@Override
public MetadataValueType getReturnType() {
return MetadataValueType.ENUM;
}
@Override
public boolean isMultiValue() {
return false;
}
@Override
public List<? extends Dependency> getDependencies() {
return asList(foldersCopyTypesParam);
}
}