/*
 * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
 * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
 */
package com.megatim.fdxgenerator.service;

import com.megatim.fdxgenerator.utilities.DataToImport;
import com.megatim.fdxgenerator.utilities.ImportData;
import com.megatim.fdxgenerator.model.StructureLigne;
import com.megatim.fdxgenerator.model.TypeFichier;
import com.megatim.fdxgenerator.model.ValidateurFichier;
import com.megatim.fdxgenerator.model.ImportFile;
import com.megatimfx.common.service.GenericCrudService;
import com.megatim.fdxgenerator.model.dao.AbstractDAO;
import com.megatim.fdxgenerator.model.dao.TypeFichierDAO;
import com.megatim.fdxgenerator.utilities.PaginationElts;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;

/**
 * structLigne : id, code,format_date, position, taille, type_donnee,
 * validateur_fichier_id ValidateurFichier : id, nombre_position,
 * type_fichier_code
 *
 * @author STEPHANIE
 */
public class ImportFileService implements GenericCrudService<ImportFile> {

    private static ImportFileService importFileService;
    private PaginationElts<TypeFichier> pagination;

    private ImportFileService() {
        
    }
    
    public static synchronized ImportFileService getInstance() {
        if (importFileService == null) {
            importFileService = new ImportFileService();
        }
        return importFileService;
    }

    @Override
    public ImportFile add(ImportFile t) throws Exception {
        importDataFromFile(t);
        return t;
    }

    @Override
    public ImportFile edit(ImportFile t) throws Exception {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    @Override
    public List<ImportFile> getAll() throws Exception {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    @Override
    public void delete(ImportFile t) throws Exception {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    private void importDataFromFile(ImportFile im) {
        List<String> fields = new ArrayList<>();
        StructureLigne s = new StructureLigne();
        ValidateurFichier v = new ValidateurFichier();

        if (im != null && im.getType() != null) {
            if (im.getType().equals(TypeFichier.class)) {
                fields.add("code");
                fields.add("libelle");
                fields.add("codeParticipant");
            }
        }
        DataToImport datIm = new DataToImport(new File(im.getFilePath()), im.getDelimiteurLigne().getCode(), im.getDelimiteurColonne().getCode(), im.getType(), fields);
        List<Object> datas = ImportData.importDataFromCsvFile(datIm);
            if (im.getType().equals(TypeFichier.class)) {
            AbstractDAO<TypeFichier> dao = new AbstractDAO<>(TypeFichier.class);
            datas.forEach(d -> {
                TypeFichier t = (TypeFichier) d;
                Optional<TypeFichier> opt = TypeFichierDAO.findByCode(t);
                if(!opt.isPresent())
                     dao.add(t);
            });
        } 
    }
}