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package com.megatim.fdxconsultation.dao.impl.dataproduction;

import com.megatim.fdxconsultation.dao.ifaces.dataproduction.DataProductionDAO;
import com.megatim.fdxcommons.model.enumeration.StatutDataProduction;
import com.megatim.fdxconsultation.model.dataproduction.DataProduction;
import java.util.List;
import java.util.Optional;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;

/**
 *
 * @author ASUS
 */
@Stateless
public class DataProductionDAOImpl implements DataProductionDAO {

    @PersistenceContext(unitName = "fdxConsultationPersistenceUnit")
    EntityManager em;

    @Override
    public Class<DataProduction> getManagedEntityClass() {
        return DataProduction.class;
    }

    @Override
    public EntityManager getEntityManager() {
        return em;
    }

    @Override
    public DataProduction getById(Long id) {
        Query query = em.createQuery("SELECT d from DataProduction d"
                + " WHERE d.id = :id");
        query.setParameter("id", id);

        Optional<DataProduction> optDataProduction = query.getResultList().stream().findFirst();
        return optDataProduction.isPresent() ? optDataProduction.get() : null;
    }

    @Override
    public List<DataProduction> findByStatutDataProduction(StatutDataProduction statut) {
        return em
                .createQuery("SELECT d from DataProduction d WHERE d.statutDataProduction = :statut ORDER BY id")
                .setParameter("statut", statut).getResultList();
    }
}