argos/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionServiceImpl.java

package eu.eudat.service.description;

import eu.eudat.authorization.AuthorizationFlags;
import eu.eudat.authorization.Permission;
import eu.eudat.commons.JsonHandlingService;
import eu.eudat.commons.enums.DescriptionStatus;
import eu.eudat.commons.enums.IsActive;
import eu.eudat.commons.scope.user.UserScope;
import eu.eudat.convention.ConventionService;
import eu.eudat.data.DescriptionEntity;
import eu.eudat.data.DescriptionReferenceEntity;
import eu.eudat.data.DescriptionTagEntity;
import eu.eudat.errorcode.ErrorThesaurusProperties;
import eu.eudat.event.DescriptionTouchedEvent;
import eu.eudat.event.EventBroker;
import eu.eudat.model.Description;
import eu.eudat.model.builder.DescriptionBuilder;
import eu.eudat.model.deleter.DescriptionDeleter;
import eu.eudat.model.persist.DescriptionPersist;
import eu.eudat.query.DescriptionQuery;
import eu.eudat.query.DescriptionReferenceQuery;
import eu.eudat.query.DescriptionTagQuery;
import gr.cite.commons.web.authz.service.AuthorizationService;
import gr.cite.tools.data.builder.BuilderFactory;
import gr.cite.tools.data.deleter.DeleterFactory;
import gr.cite.tools.data.query.QueryFactory;
import gr.cite.tools.exception.MyApplicationException;
import gr.cite.tools.exception.MyForbiddenException;
import gr.cite.tools.exception.MyNotFoundException;
import gr.cite.tools.exception.MyValidationException;
import gr.cite.tools.fieldset.BaseFieldSet;
import gr.cite.tools.fieldset.FieldSet;
import gr.cite.tools.logging.LoggerService;
import gr.cite.tools.logging.MapLogEntry;
import jakarta.persistence.EntityManager;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.MessageSource;
import org.springframework.context.i18n.LocaleContextHolder;
import org.springframework.stereotype.Service;

import javax.management.InvalidApplicationException;
import java.time.Instant;
import java.util.List;
import java.util.UUID;

@Service
public class DescriptionServiceImpl implements DescriptionService {

    private static final LoggerService logger = new LoggerService(LoggerFactory.getLogger(DescriptionServiceImpl.class));

    private final EntityManager entityManager;

    private final AuthorizationService authorizationService;

    private final DeleterFactory deleterFactory;

    private final BuilderFactory builderFactory;

    private final ConventionService conventionService;

    private final ErrorThesaurusProperties errors;

    private final MessageSource messageSource;

    private final EventBroker eventBroker;

    private final QueryFactory queryFactory;

    private final JsonHandlingService jsonHandlingService;

    private final UserScope userScope;

    @Autowired
    public DescriptionServiceImpl(
            EntityManager entityManager,
            AuthorizationService authorizationService,
            DeleterFactory deleterFactory,
            BuilderFactory builderFactory,
            ConventionService conventionService,
            ErrorThesaurusProperties errors,
            MessageSource messageSource,
            EventBroker eventBroker,
            QueryFactory queryFactory,
            JsonHandlingService jsonHandlingService, UserScope userScope) {
        this.entityManager = entityManager;
        this.authorizationService = authorizationService;
        this.deleterFactory = deleterFactory;
        this.builderFactory = builderFactory;
        this.conventionService = conventionService;
        this.errors = errors;
        this.messageSource = messageSource;
        this.eventBroker = eventBroker;
        this.queryFactory = queryFactory;
        this.jsonHandlingService = jsonHandlingService;
        this.userScope = userScope;
    }

    @Override
    public Description persist(DescriptionPersist model, FieldSet fields) throws MyForbiddenException, MyValidationException, MyApplicationException, MyNotFoundException, InvalidApplicationException {
        logger.debug(new MapLogEntry("persisting data dmp").And("model", model).And("fields", fields));

        this.authorizationService.authorizeForce(Permission.EditDescription);

        Boolean isUpdate = this.conventionService.isValidGuid(model.getId());

        DescriptionEntity data;
        if (isUpdate) {
            data = this.entityManager.find(DescriptionEntity.class, model.getId());
            if (data == null)
                throw new MyNotFoundException(messageSource.getMessage("General_ItemNotFound", new Object[]{model.getId(), Description.class.getSimpleName()}, LocaleContextHolder.getLocale()));
        } else {
            data = new DescriptionEntity();
            data.setId(UUID.randomUUID());
            data.setIsActive(IsActive.Active);
            data.setCreatedAt(Instant.now());
        }

        data.setLabel(model.getLabel());
        data.setProperties(model.getProperties());
        data.setStatus(model.getStatus());
        data.setDescription(model.getDescription());
        data.setUpdatedAt(Instant.now());
        if (isUpdate)
            this.entityManager.merge(data);
        else
            this.entityManager.persist(data);

        this.entityManager.flush();

        this.eventBroker.emit(new DescriptionTouchedEvent(data.getId()));
        return this.builderFactory.builder(DescriptionBuilder.class).authorize(AuthorizationFlags.OwnerOrPermissionOrMemberOrPublic).build(BaseFieldSet.build(fields, Description._id), data);
    }

    @Override
    public void deleteAndSave(UUID id) throws MyForbiddenException, InvalidApplicationException {
        logger.debug("deleting description: {}", id);

        this.authorizationService.authorizeForce(Permission.DeleteDescription);

        this.deleterFactory.deleter(DescriptionDeleter.class).deleteAndSaveByIds(List.of(id));
    }

    @Override
    public void clone(UUID dmpId, UUID descriptionId) throws InvalidApplicationException {
        logger.debug("cloning description: {} with dmp: {}", descriptionId, dmpId);

        this.authorizationService.authorizeForce(Permission.CloneDescription);

        DescriptionEntity existing = this.queryFactory.query(DescriptionQuery.class).ids(descriptionId).isActive(IsActive.Active).first();

        DescriptionEntity newDescription = new DescriptionEntity();
        newDescription.setId(UUID.randomUUID());
        newDescription.setLabel(existing.getLabel());
        newDescription.setDescription(existing.getDescription());
        newDescription.setStatus(DescriptionStatus.Draft);
        newDescription.setProperties(existing.getProperties());
        newDescription.setDmpId(dmpId);
        newDescription.setDmpDescriptionTemplateId(existing.getDmpDescriptionTemplateId());
        newDescription.setCreatedById(userScope.getUserId());
        newDescription.setCreatedAt(Instant.now());
        newDescription.setUpdatedAt(Instant.now());
        newDescription.setIsActive(IsActive.Active);

        this.entityManager.persist(newDescription);

        List<DescriptionReferenceEntity> descriptionReferences = this.queryFactory.query(DescriptionReferenceQuery.class)
                .descriptionIds(existing.getId())
                .isActive(IsActive.Active)
                .collect();

        List<DescriptionTagEntity> descriptionTags = this.queryFactory.query(DescriptionTagQuery.class)
                .descriptionIds(existing.getId())
                .isActive(IsActive.Active)
                .collect();

        for (DescriptionReferenceEntity descriptionReference : descriptionReferences) {
            DescriptionReferenceEntity newReference = new DescriptionReferenceEntity();
            newReference.setId(UUID.randomUUID());
            newReference.setDescriptionId(newDescription.getId());
            newReference.setReferenceId(descriptionReference.getReferenceId());
            newReference.setCreatedAt(Instant.now());
            newReference.setUpdatedAt(Instant.now());
            newReference.setIsActive(IsActive.Active);

            this.entityManager.persist(newReference);
        }

        for(DescriptionTagEntity descriptionTag : descriptionTags) {
            DescriptionTagEntity newTag = new DescriptionTagEntity();
            newTag.setId(UUID.randomUUID());
            newTag.setDescriptionId(newDescription.getId());
            newTag.setTagId(descriptionTag.getTagId());
            newTag.setCreatedAt(Instant.now());
            newTag.setUpdatedAt(Instant.now());
            newTag.setIsActive(IsActive.Active);

            this.entityManager.persist(newTag);
        }

        this.entityManager.flush();

    }

}