package fr.ifremer.dali.ui.swing.content.manage.context.contextslist;
   
   /*
    * #%L
    * Dali :: 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 fr.ifremer.dali.dto.configuration.context.ContextDTO;
  import fr.ifremer.dali.service.administration.context.ContextService;
  import fr.ifremer.dali.ui.swing.action.AbstractDaliAction;
  import fr.ifremer.quadrige3.core.dao.technical.Times;
  import fr.ifremer.quadrige3.ui.swing.model.AbstractBeanUIModel;
  import org.apache.commons.collections4.CollectionUtils;
  
  import java.io.File;
  import java.util.List;
  import java.util.stream.Collectors;
  
  import static org.nuiton.i18n.I18n.t;
  
  
  /**
   * <p>ExportContextAction class.</p>
   *
   */
  public class ExportContextAction extends AbstractDaliAction<ManageContextsListTableUIModel, ManageContextsListTableUI, ManageContextsListTableUIHandler> {
  
      private List<ContextDTO> contextsToExport;
      private File targetDirectory;
      private File exportFile;
      
  	/**
  	 * <p>Constructor for ExportContextAction.</p>
  	 *
  	 * @param handler a {@link ManageContextsListTableUIHandler} object.
  	 */
  	public ExportContextAction(ManageContextsListTableUIHandler handler) {
  		super(handler, false);
  	}
      
      /** {@inheritDoc} */
      @Override
      public boolean prepareAction() throws Exception {
          contextsToExport = null;
          targetDirectory = null;
          exportFile = null;
          
          if (super.prepareAction()) {
              // Choose directory
              targetDirectory = chooseDirectory(
                      t("dali.action.context.export.title"),
                      t("dali.action.common.chooseDirectory.buttonLabel"));
  
              contextsToExport = getModel().getSelectedRows().stream().map(AbstractBeanUIModel::toBean).collect(Collectors.toList());
          }
          return (targetDirectory != null && CollectionUtils.isNotEmpty(contextsToExport));
      }
  
  	/** {@inheritDoc} */
  	@Override
  	public void doAction() throws Exception {
          // create new filename
          String fileName = String.format(ContextService.EXPORT_FILE_FORMAT, Times.getFileSuffix());
          exportFile = new File(targetDirectory, fileName);
  
          // Export context
          getContext().getContextService().exportContexts(contextsToExport, exportFile);
  	}
      
      /** {@inheritDoc} */
      @Override
      public void postSuccessAction() {
          // display success message
          displayInfoMessage(t("dali.common.success"), t("dali.action.context.export.success", exportFile.getAbsolutePath()));
      }
  }