eu.etaxonomy.taxeditor.bulkeditor/src/main/java/eu/etaxonomy/taxeditor/bulkeditor/e4/handler/ConvertPerson2TeamHandlerE4.java

   1 /**
   2  * Copyright (C) 2015 EDIT
   3  * European Distributed Institute of Taxonomy
   4  * http://www.e-taxonomy.eu
   5  *
   6  * The contents of this file are subject to the Mozilla Public License Version 1.1
   7  * See LICENSE.TXT at the top of this package for the full license terms.
   8  */
   9 package eu.etaxonomy.taxeditor.bulkeditor.e4.handler;
  10
  11 import java.util.Iterator;
  12
  13 import javax.inject.Named;
  14
  15 import org.eclipse.core.runtime.NullProgressMonitor;
  16 import org.eclipse.e4.core.di.annotations.CanExecute;
  17 import org.eclipse.e4.core.di.annotations.Execute;
  18 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  19 import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
  20 import org.eclipse.e4.ui.services.IServiceConstants;
  21 import org.eclipse.jface.dialogs.MessageDialog;
  22 import org.eclipse.jface.viewers.IStructuredSelection;
  23 import org.eclipse.jface.viewers.StructuredSelection;
  24
  25 import eu.etaxonomy.cdm.api.service.IAgentService;
  26 import eu.etaxonomy.cdm.api.service.UpdateResult;
  27 import eu.etaxonomy.cdm.model.agent.Person;
  28 import eu.etaxonomy.cdm.model.agent.Team;
  29 import eu.etaxonomy.cdm.strategy.merge.MergeException;
  30 import eu.etaxonomy.taxeditor.bulkeditor.e4.BulkEditorE4;
  31 import eu.etaxonomy.taxeditor.bulkeditor.internal.TaxeditorBulkeditorPlugin;
  32 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  33 import eu.etaxonomy.taxeditor.store.CdmStore;
  34
  35 /**
  36  * @author k.luther
  37  * @date 12.05.2015
  38  */
  39 public class ConvertPerson2TeamHandlerE4 {
  40
  41
  42     @Execute
  43     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart) {
  44
  45         BulkEditorE4 editor = (BulkEditorE4) activePart.getObject();
  46         if (editor.isDirty()){
  47             boolean proceed = MessageDialog.openQuestion(null,
  48                     "Save changes", "You have made changes that must be saved before this query can be executed. Would you like to proceed?");
  49             if (proceed) {
  50                 editor.save(new NullProgressMonitor());
  51             } else {
  52                 return;
  53             }
  54         }
  55         IStructuredSelection selection = editor.getSelection();
  56         Iterator<?> iterator = selection.iterator();
  57         for(selection.iterator();iterator.hasNext();){
  58
  59             Person person = (Person) iterator.next();
  60             Team team =null;
  61             UpdateResult result = null;
  62             try {
  63                 result = CdmStore.getService(IAgentService.class).convertPerson2Team(person.getUuid());
  64             } catch (IllegalArgumentException e) {
  65                 MessagingUtils.errorDialog("Can not convert Person into a Team", null, e.getLocalizedMessage(), TaxeditorBulkeditorPlugin.PLUGIN_ID,e, true);
  66             } catch (MergeException e) {
  67                 MessagingUtils.informationDialog("Convert not possible", "Person can not be transformed into team as it is already part of a team.");
  68             }
  69             if (result != null &&result.isOk()){
  70                 team = (Team)result.getCdmEntity();
  71                 editor.getEditorInput().getModel().remove(person);
  72                 editor.getEditorInput().getModel().add(team);
  73             }
  74         }
  75     }
  76
  77     @CanExecute
  78     public boolean canExecute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  79             MHandledMenuItem menuItem){
  80         boolean canExecute = false;
  81         BulkEditorE4 bulkEditorE4 = (BulkEditorE4)activePart.getObject();
  82         StructuredSelection selection = (StructuredSelection)bulkEditorE4.getSelection();
  83         canExecute = !selection.isEmpty() && bulkEditorE4.getEditorInput().isConvertingEnabled();
  84         Iterator<?> iterator = selection.iterator();
  85         for(selection.iterator();iterator.hasNext();){
  86             if(!(iterator.next() instanceof Person)){
  87                 canExecute = false;
  88                 break;
  89             }
  90         }
  91         menuItem.setVisible(canExecute);
  92         return canExecute;
  93     }
  94
  95 }