101 lines
4.6 KiB
Java
101 lines
4.6 KiB
Java
package eu.eudat.model.builder;
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import eu.eudat.authorization.AuthorizationFlags;
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import eu.eudat.convention.ConventionService;
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import eu.eudat.data.DmpDescriptionTemplateEntity;
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import eu.eudat.model.PublicDescriptionTemplate;
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import eu.eudat.model.PublicDmp;
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import eu.eudat.model.PublicDmpDescriptionTemplate;
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import eu.eudat.query.DescriptionTemplateQuery;
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import eu.eudat.query.DmpQuery;
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import gr.cite.tools.data.builder.BuilderFactory;
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import gr.cite.tools.data.query.QueryFactory;
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import gr.cite.tools.exception.MyApplicationException;
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import gr.cite.tools.fieldset.BaseFieldSet;
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import gr.cite.tools.fieldset.FieldSet;
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import gr.cite.tools.logging.DataLogEntry;
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import gr.cite.tools.logging.LoggerService;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.config.ConfigurableBeanFactory;
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import org.springframework.context.annotation.Scope;
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import org.springframework.stereotype.Component;
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import java.util.*;
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import java.util.stream.Collectors;
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@Component
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@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
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public class PublicDmpDescriptionTemplateBuilder extends BaseBuilder<PublicDmpDescriptionTemplate, DmpDescriptionTemplateEntity> {
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private final BuilderFactory builderFactory;
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private final QueryFactory queryFactory;
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private EnumSet<AuthorizationFlags> authorize = EnumSet.of(AuthorizationFlags.None);
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@Autowired
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public PublicDmpDescriptionTemplateBuilder(
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ConventionService conventionService,
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BuilderFactory builderFactory, QueryFactory queryFactory) {
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super(conventionService, new LoggerService(LoggerFactory.getLogger(PublicDmpDescriptionTemplateBuilder.class)));
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this.builderFactory = builderFactory;
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this.queryFactory = queryFactory;
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}
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public PublicDmpDescriptionTemplateBuilder authorize(EnumSet<AuthorizationFlags> values) {
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this.authorize = values;
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return this;
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}
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@Override
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public List<PublicDmpDescriptionTemplate> build(FieldSet fields, List<DmpDescriptionTemplateEntity> data) throws MyApplicationException {
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this.logger.debug("building for {} items requesting {} fields", Optional.ofNullable(data).map(List::size).orElse(0), Optional.ofNullable(fields).map(FieldSet::getFields).map(Set::size).orElse(0));
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this.logger.trace(new DataLogEntry("requested fields", fields));
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if (fields == null || data == null || fields.isEmpty())
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return new ArrayList<>();
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FieldSet dmpFields = fields.extractPrefixed(this.asPrefix(PublicDmpDescriptionTemplate._dmp));
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Map<UUID, PublicDmp> dmpItemsMap = this.collectDmps(dmpFields, data);
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List<PublicDmpDescriptionTemplate> models = new ArrayList<>();
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for (DmpDescriptionTemplateEntity d : data) {
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PublicDmpDescriptionTemplate m = new PublicDmpDescriptionTemplate();
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if (fields.hasField(this.asIndexer(PublicDmpDescriptionTemplate._id))) m.setId(d.getId());
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if (!dmpFields.isEmpty() && dmpItemsMap != null && dmpItemsMap.containsKey(d.getDmpId())) m.setDmp(dmpItemsMap.get(d.getDmpId()));
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models.add(m);
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}
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this.logger.debug("build {} items", Optional.of(models).map(List::size).orElse(0));
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return models;
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}
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private Map<UUID, PublicDmp> collectDmps(FieldSet fields, List<DmpDescriptionTemplateEntity> data) throws MyApplicationException {
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if (fields.isEmpty() || data.isEmpty())
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return null;
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this.logger.debug("checking related - {}", PublicDmp.class.getSimpleName());
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Map<UUID, PublicDmp> itemMap;
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if (!fields.hasOtherField(this.asIndexer(PublicDmp._id))) {
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itemMap = this.asEmpty(
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data.stream().map(DmpDescriptionTemplateEntity::getDmpId).distinct().collect(Collectors.toList()),
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x -> {
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PublicDmp item = new PublicDmp();
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item.setId(x);
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return item;
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},
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PublicDmp::getId);
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} else {
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FieldSet clone = new BaseFieldSet(fields.getFields()).ensure(PublicDmp._id);
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DmpQuery q = this.queryFactory.query(DmpQuery.class).authorize(this.authorize).ids(data.stream().map(DmpDescriptionTemplateEntity::getDmpId).distinct().collect(Collectors.toList()));
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itemMap = this.builderFactory.builder(PublicDmpBuilder.class).authorize(this.authorize).asForeignKey(q, clone, PublicDmp::getId);
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}
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if (!fields.hasField(PublicDmp._id)) {
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itemMap.values().stream().filter(Objects::nonNull).peek(x -> x.setId(null)).collect(Collectors.toList());
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}
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return itemMap;
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}
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}
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