Not allowing disease variant to update, if it is used in any case.

Otherwise user will see the unwanted error message while opening the case/case management.

Author: KarnaiahPesula

sormas-api/src/main/java/de/symeda/sormas/api/i18n/Validations.java

@@ -51,6 +51,7 @@ public interface Validations {
 	String contactFollowUpUntilDateSoftValidation = "contactFollowUpUntilDateSoftValidation";
 	String contactWithoutInfrastructureData = "contactWithoutInfrastructureData";
 	String customizableEnumValueAllowedCharacters = "customizableEnumValueAllowedCharacters";
+	String customizableEnumValueAlreadyInUse = "customizableEnumValueAlreadyInUse";
 	String customizableEnumValueDuplicateLanguage = "customizableEnumValueDuplicateLanguage";
 	String customizableEnumValueDuplicateValue = "customizableEnumValueDuplicateValue";
 	String customizableEnumValueEmptyTranslations = "customizableEnumValueEmptyTranslations";

sormas-api/src/main/resources/validations.properties

@@ -332,3 +332,4 @@ smsAuthKeyValueValidation = SMS Auth key value is not valid
 smsAuthSecretValueValidation = SMS Auth secret value is not valid
 systemConfigurationValueValidationInvalidBackgroundColor = Pre-defined values are: green, red, indigo, gray, default (case-sensitive) otherwise must match hexadecimal format (with or without hash "#"), example: #dd2b0e or #4AA or dd2b0e
 systemConfigurationValueValidationMenuSubtitle = Can be empty or up to 16 (any) characters. Can be used to define name of the environment: PRODUCTION - TEST etc.
+customizableEnumValueAlreadyInUse = The customizable value %s is using for %s case(s) and cannot be deleted or deactivated. Please update all references to this value before trying again.

sormas-backend/src/main/java/de/symeda/sormas/backend/customizableenum/CustomizableEnumFacadeEjb.java

@@ -26,6 +26,7 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
@@ -168,7 +169,19 @@ public CustomizableEnumValueDto save(CustomizableEnumValueDto dto) {
 		validate(dto);
 
 		CustomizableEnumValue existingEntity = service.getByUuid(dto.getUuid());
-
+		// if existingEntity disease removed and it is mapped to the cases, shouldn't allow to save the entity
+		if (existingEntity != null && CollectionUtils.isNotEmpty(existingEntity.getDiseases()) && CollectionUtils.isNotEmpty(dto.getDiseases())) {
+			existingEntity.getDiseases().stream().filter(disease -> !dto.getDiseases().contains(disease)).findAny().ifPresent(disease -> {
+				List<String> uuids = service.areCasesUsingCustomizableEnumValue(disease, getEnumValue(dto.getDataType(), disease, dto.getValue()));
+				if (!uuids.isEmpty()) {
+					throw new ValidationRuntimeException(
+						I18nProperties.getValidationError(
+							Validations.customizableEnumValueAlreadyInUse,
+							disease.getName(),
+							uuids.stream().filter(Objects::nonNull).collect(Collectors.joining(", "))));
+				}
+			});
+		}
 		for (Disease disease : dto.getDiseases()) {
 			List<String> dataTypeValues = enumValues.get(dto.getDataType()).getOrDefault(disease, Collections.emptyList());
 			if (existingEntity == null && dataTypeValues != null && dataTypeValues.contains(dto.getValue())) {

sormas-backend/src/main/java/de/symeda/sormas/backend/customizableenum/CustomizableEnumValueService.java

@@ -15,6 +15,10 @@
 
 package de.symeda.sormas.backend.customizableenum;
 
+import java.util.List;
+import java.util.stream.Collectors;
+
+import javax.ejb.EJB;
 import javax.ejb.LocalBean;
 import javax.ejb.Stateless;
 import javax.persistence.criteria.CriteriaBuilder;
@@ -23,15 +27,23 @@
 import javax.persistence.criteria.Predicate;
 import javax.persistence.criteria.Root;
 
+import de.symeda.sormas.api.Disease;
+import de.symeda.sormas.api.caze.CaseCriteria;
 import de.symeda.sormas.api.customizableenum.CustomizableEnumCriteria;
+import de.symeda.sormas.api.disease.DiseaseVariant;
 import de.symeda.sormas.api.utils.DataHelper;
+import de.symeda.sormas.backend.caze.Case;
+import de.symeda.sormas.backend.caze.CaseService;
 import de.symeda.sormas.backend.common.AdoServiceWithUserFilterAndJurisdiction;
 import de.symeda.sormas.backend.common.CriteriaBuilderHelper;
 
 @Stateless
 @LocalBean
 public class CustomizableEnumValueService extends AdoServiceWithUserFilterAndJurisdiction<CustomizableEnumValue> {
 
+	@EJB
+	private CaseService caseService;
+
 	public CustomizableEnumValueService() {
 		super(CustomizableEnumValue.class);
 	}
@@ -70,4 +82,20 @@ public Predicate buildCriteriaFilter(CustomizableEnumCriteria criteria, Criteria
 		return filter;
 	}
 
+	/**
+	 * Get all cases for a specific disease and disease variant that are using a customizable enum value. This is used to determine whether
+	 * a customizable enum value can be deleted or not.
+	 * 
+	 * @param disease
+	 * @param diseaseVariant
+	 * @return
+	 */
+	public List<String> areCasesUsingCustomizableEnumValue(Disease disease, DiseaseVariant diseaseVariant) {
+		CaseCriteria caseCriteria = new CaseCriteria();
+		caseCriteria.setDisease(disease);
+		caseCriteria.setDiseaseVariant(diseaseVariant);
+		List<Case> result = caseService.findBy(caseCriteria, false);
+		return result.stream().map(Case::getUuid).collect(Collectors.toList());
+	}
+
 }