package fr.ifremer.reefdb.ui.swing.content.manage.program.programs;
   
   /*
    * #%L
    * Reef DB :: UI
    * $Id:$
    * $HeadURL:$
    * %%
    * Copyright (C) 2014 - 2015 Ifremer
   * %%
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Affero General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   * 
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   * 
   * You should have received a copy of the GNU Affero General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   * #L%
   */
  
  import com.google.common.collect.Lists;
  import fr.ifremer.reefdb.dto.ReefDbBeans;
  import fr.ifremer.reefdb.dto.configuration.programStrategy.ProgramDTO;
  import fr.ifremer.reefdb.service.administration.program.ProgramStrategyService;
  import fr.ifremer.reefdb.ui.swing.action.AbstractReefDbAction;
  import fr.ifremer.reefdb.ui.swing.content.manage.program.ProgramsUI;
  import fr.ifremer.reefdb.ui.swing.util.ReefDbUIs;
  
  import java.util.List;
  
  import static org.nuiton.i18n.I18n.t;
  
  /**
   * Action permettant de supprimer un programmes.
   */
  public class DeleteProgramAction extends AbstractReefDbAction<ProgramsTableUIModel, ProgramsTableUI, ProgramsTableUIHandler> {
  
      List<String> programCodes;
  
      /**
       * Constructor.
       *
       * @param handler Le controleur
       */
      public DeleteProgramAction(final ProgramsTableUIHandler handler) {
          super(handler, false);
      }
  
      /** {@inheritDoc} */
      @Override
      public boolean prepareAction() throws Exception {
          if (!super.prepareAction()) {
              return false;
          }
  
          if (getModel().getSelectedRows().isEmpty()) {
              return false;
          }
  
          programCodes = Lists.newArrayList();
  
          // Vérification de la présence que de programme locaux
          for (ProgramDTO program : getModel().getSelectedRows()) {
              programCodes.add(program.getCode());
              if (!ReefDbBeans.isLocalStatus(program.getStatus())) {
                  displayErrorMessage(
                          t("reefdb.action.delete.program.title"),
                          t("reefdb.action.delete.program.error.national.message"));
                  return false;
              }
          }
  
          // Demande de confirmation avant la suppression
          return askBeforeDelete(t("reefdb.action.delete.program.title"), t("reefdb.action.delete.program.message"));
      }
  
      /** {@inheritDoc} */
      @Override
      public void doAction() {
  
          // check program usage in data
          for (String programCode : programCodes) {
  
              Long surveyCount = getContext().getObservationService().countSurveysWithProgramAndLocations(programCode, null);
              if (surveyCount > 0) {
                  getContext().getDialogHelper().showErrorDialog(
                          surveyCount == 1
                                  ? t("reefdb.action.delete.program.used.data.message", programCode)
                                  : t("reefdb.action.delete.program.used.data.many.message", surveyCount, programCode),
                          t("reefdb.action.delete.program.title"));
                  return;
  
              }
          }
 
         // check usage in other tables
         ProgramStrategyService service = getContext().getProgramStrategyService();
         List<String> used = Lists.newArrayList();
         for (String programCode : programCodes) {
             if (service.isProgramUsedByRuleList(programCode)) {
                 used.add(programCode);
             }
         }
         if (!used.isEmpty()) {
             getContext().getDialogHelper().showErrorDialog(
                     t("reefdb.action.delete.referential.used.title"),
                     ReefDbUIs.getHtmlString(used),
                     t("reefdb.action.delete.referential.used.rule.message"));
             return;
 
         }
         for (String programCode : programCodes) {
             if (service.isProgramUsedByFilter(programCode)) {
                 used.add(programCode);
             }
         }
         if (!used.isEmpty()) {
             getContext().getDialogHelper().showErrorDialog(
                     t("reefdb.action.delete.referential.used.title"),
                     ReefDbUIs.getHtmlString(used),
                     t("reefdb.action.delete.referential.used.filter.message"));
             return;
 
         }
         for (String programCode : programCodes) {
             if (service.isProgramUsedByExtraction(programCode)) {
                 used.add(programCode);
             }
         }
         if (!used.isEmpty()) {
             getContext().getDialogHelper().showErrorDialog(
                     t("reefdb.action.delete.referential.used.title"),
                     ReefDbUIs.getHtmlString(used),
                     t("reefdb.action.delete.referential.used.extraction.message"));
             return;
 
         }
 
         // Suppression des programmes
         service.deletePrograms(programCodes);
 
         // Suppression des lignes
         getModel().deleteSelectedRows();
 
     }
 
     /** {@inheritDoc} */
     @Override
     public void postSuccessAction() {
         super.postSuccessAction();
 
         final ProgramsUI adminProgrammeUI = getHandler().getProgramsUI();
 
         // reset other tables
         adminProgrammeUI.getStrategiesTableUI().getHandler().clearTable();
         adminProgrammeUI.getLocationsTableUI().getHandler().clearTable();
         adminProgrammeUI.getPmfmsTableUI().getHandler().clearTable();
 
         // Reload list without deleted data
         adminProgrammeUI.getMenuUI().getProgramMnemonicCombo().setData(getContext().getProgramStrategyService().getWritablePrograms());
         adminProgrammeUI.getMenuUI().getProgramMnemonicCombo().setSelectedItem(null);
         adminProgrammeUI.getMenuUI().getProgramCodeCombo().setData(getContext().getProgramStrategyService().getWritablePrograms());
         adminProgrammeUI.getMenuUI().getProgramCodeCombo().setSelectedItem(null);
     }
 }