package com.megatim.fdxconsultation.core.impl.referentiel;

import com.megatim.fdxconsultation.core.ifaces.referentiel.ReferentielManager;
import com.megatim.fdxcommons.model.enumeration.OrderByType;
import com.megatim.fdxcommons.model.enumeration.StatutReferentiel;
import com.megatim.fdxcommons.model.pojo.CriteriaEntity;
import com.megatim.fdxcommons.model.pojo.CriteriaEntityFromView;
import com.megatim.fdxcommons.model.referentiel.Referentiel;
import com.megatim.fdxcommons.tools.exceptions.CommonApplicationServerException;
import com.megatim.fdxconsultation.dao.ifaces.referentiel.ReferentielDAO;
import com.megatim.fdxcommons.model.pojo.CriteriaFormRequest;
import com.megatim.fdxcommons.model.pojo.OrderByDefinition;
import com.megatim.fdxconsultation.dao.ifaces.abstracts.PaginationWithSearchEnityDAO;
import com.megatim.fdxconsultation.model.administration.User;
import com.megatim.fdxconsultation.model.searchentities.ReferentielSearch;
import com.megatim.fdxconsultation.reporting.model.referentiel.ReferentielReporting;
import com.megatim.fdxconsultation.tools.CommonTools;
import com.megatim.fdxconsultation.tools.CommonsToolsEntity;
import com.megatim.reporting.adhoc.dto.ReportConfiguration;
import java.io.File;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.stream.Collectors;
import javax.ejb.EJB;
import javax.enterprise.context.Dependent;
import javax.persistence.EntityManager;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.SecurityContext;

/**
 *
 * @author ASUS
 */
@Dependent
public class ReferentielManagerImpl implements ReferentielManager {

    @EJB
    private ReferentielDAO dao;

    @Context
    private SecurityContext securityContext;

    @Override
    public ReferentielDAO getDao() {
        return dao;
    }

    @Override
    public String getEntityIdName() {
        return "version";
    }

    @Override
    public PaginationWithSearchEnityDAO<Referentiel, String, ReferentielSearch> getPaginationDao() {
        return dao;
    }

    @Override
    public List<ReferentielReporting> getDatas(CriteriaEntityFromView criterion) throws Exception {
        return CommonsToolsEntity.convertToReferentielReporting(findAll(criterion, Arrays.asList(), Arrays.asList()));
    }

    @Override
    public Map<String, Object> getParameters() {
        return new HashMap<>();
    }

    @Override
    public Class<ReferentielReporting> getClazz() {
        return ReferentielReporting.class;
    }

    @Override
    public List<Referentiel> findByStatutReferentiel(StatutReferentiel statutReferentiel) {
        return getDao().findByStatutReferentiel(statutReferentiel);
    }

    @Override
    public Referentiel getReferentielEnCours() {
        return getDao().getReferentielEnCours();
    }

    @Override
    public List<Referentiel> findAll(CriteriaFormRequest criteriaFormRequest, List<String> fetchEagerFields) {
        try {
            List<String> fieldsNotFound = CommonTools.checkIfEntityField(Referentiel.class, fetchEagerFields);
            if (!fieldsNotFound.isEmpty()) {
                throw new Exception("Les champs suivants n'appartiennent pas à l'entité Referentiel : "
                        + fieldsNotFound.stream().collect(Collectors.joining(",", "{", "}")));
            }

            CriteriaEntityFromView criterion = criteriaFormRequest != null ? criteriaFormRequest.getCriteria() : null;
            return getDao().findAll(criterion, fetchEagerFields, Arrays.asList(new OrderByDefinition("dateGeneration", OrderByType.DESC)));

        } catch (Exception ex) {
            Logger.getLogger(ReferentielManagerImpl.class.getName()).log(Level.SEVERE, ex.getMessage(), ex);
            throw new CommonApplicationServerException();
        }
    }

    @Override
    public List<Referentiel> findWithPagination(CriteriaFormRequest criteriaFormRequest, List<String> fetchEagerFields, int pageNumber, int pageSize) {

        System.out.println("The context is null " + securityContext);
        if (securityContext != null) {
            System.out.println("The principal name is " + securityContext.getUserPrincipal().getName());
        }

        try {
            List<String> fieldsNotFound = CommonTools.checkIfEntityField(Referentiel.class, fetchEagerFields);
            if (!fieldsNotFound.isEmpty()) {
                throw new Exception("Les champs suivants n'appartiennent pas à l'entité Referentiel : " + fieldsNotFound.stream().collect(Collectors.joining(",", "{", "}")));
            }

            CriteriaEntityFromView criterion = criteriaFormRequest != null ? criteriaFormRequest.getCriteria() : null;
            return getDao().findWithPagination(criterion, fetchEagerFields, Arrays.asList(new OrderByDefinition("dateGeneration", OrderByType.DESC)), pageNumber, pageSize);
        } catch (Exception ex) {
            Logger.getLogger(ReferentielManagerImpl.class.getName()).log(Level.SEVERE, ex.getMessage(), ex);
            throw new CommonApplicationServerException();
        }
    }

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

    @Override
    public EntityManager getEntityManager() {
        return getDao().getEntityManager();
    }

    @Override
    public void archiverReferentielEncours() {
        dao.archiverReferentielEncours();
    }

    @Override
    public File printAll(ReportConfiguration<CriteriaFormRequest> reportConfiguration, User userConnected) throws Exception {
        return generatePdf(finalReportConfiguration(reportConfiguration), userConnected, false);
    }

    @Override
    public File printOne(ReportConfiguration<CriteriaFormRequest> reportConfiguration, User userConnected) throws Exception {
        return generatePdf(finalReportConfiguration(reportConfiguration), userConnected, true);
    }

    @Override
    public File exportExcelAll(ReportConfiguration<CriteriaFormRequest> reportConfiguration, User userConnected) throws Exception {
        return exportExcel(finalReportConfiguration(reportConfiguration), userConnected, false);
    }

    @Override
    public File exportExcelOne(ReportConfiguration<CriteriaFormRequest> reportConfiguration, User userConnected) throws Exception {
        return exportExcel(finalReportConfiguration(reportConfiguration), userConnected, true);
    }

}