6ae90dc0479865b53921c32b5bfcb630dc06ec02
[taxeditor.git] / eu.etaxonomy.taxeditor.editor / src / main / java / eu / etaxonomy / taxeditor / editor / view / descriptive / handler / MoveDescriptionElementsHandler.java
1 // $Id$
2 /**
3 * Copyright (C) 2007 EDIT
4 * European Distributed Institute of Taxonomy
5 * http://www.e-taxonomy.eu
6 *
7 * The contents of this file are subject to the Mozilla Public License Version 1.1
8 * See LICENSE.TXT at the top of this package for the full license terms.
9 */
10
11 package eu.etaxonomy.taxeditor.editor.view.descriptive.handler;
12
13 import java.util.ArrayList;
14 import java.util.List;
15 import java.util.UUID;
16
17 import org.eclipse.core.commands.AbstractHandler;
18 import org.eclipse.core.commands.ExecutionEvent;
19 import org.eclipse.core.commands.ExecutionException;
20 import org.eclipse.core.commands.common.NotDefinedException;
21 import org.eclipse.jface.viewers.ISelection;
22 import org.eclipse.jface.viewers.IStructuredSelection;
23 import org.eclipse.swt.widgets.Display;
24 import org.eclipse.ui.PartInitException;
25 import org.eclipse.ui.handlers.HandlerUtil;
26
27 import eu.etaxonomy.cdm.api.service.IDescriptionService;
28 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
29 import eu.etaxonomy.cdm.model.common.CdmBase;
30 import eu.etaxonomy.cdm.model.description.DescriptionBase;
31 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
32 import eu.etaxonomy.cdm.model.description.TaxonDescription;
33 import eu.etaxonomy.cdm.model.taxon.Classification;
34 import eu.etaxonomy.cdm.model.taxon.Taxon;
35 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
36 import eu.etaxonomy.taxeditor.editor.EditorUtil;
37 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
38 import eu.etaxonomy.taxeditor.editor.Page;
39 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
40 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.MoveDescriptionElementsOperation;
41 import eu.etaxonomy.taxeditor.model.AbstractUtility;
42 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
43 import eu.etaxonomy.taxeditor.model.MessagingUtils;
44 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
45 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
46 import eu.etaxonomy.taxeditor.store.CdmStore;
47 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
48
49
50 /**
51 * @author n.hoffmann
52 * @created Feb 8, 2011
53 * @version 1.0
54 */
55 public class MoveDescriptionElementsHandler extends AbstractHandler implements IPostOperationEnabled{
56 private UUID newAcceptedTaxonNodeUuid;
57 private TaxonNameEditor editor;
58
59 @Override
60 public Object execute(ExecutionEvent event) throws ExecutionException {
61
62 // ConversationHolder conversation = CdmStore.createConversation();
63 editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(Page.NAME);
64 ISelection selection = HandlerUtil.getCurrentSelection(event);
65 Taxon actualTaxon= null;
66 if(selection instanceof IStructuredSelection){
67
68 IStructuredSelection structuredSelection = (IStructuredSelection) selection;
69
70 List<DescriptionElementBase> elements = new ArrayList<DescriptionElementBase>();
71
72 for(Object element : structuredSelection.toArray()){
73 if(element instanceof DescriptionElementBase){
74 UUID uuid = ((DescriptionElementBase) element).getUuid();
75
76 elements.add(CdmStore.getService(IDescriptionService.class).loadDescriptionElement(uuid, null));
77 } else if(element instanceof FeatureNodeContainer){
78 for(DescriptionElementBase de : ((FeatureNodeContainer)element).getDescriptionElements()){
79 elements.add(
80 CdmStore.getService(IDescriptionService.class).loadDescriptionElement(de.getUuid(), null)
81 );
82 }
83 }
84 }
85
86 if(elements.size() == 0){
87 return null;
88 }
89 DescriptionBase description = elements.get(0).getInDescription();
90 List<UUID> excludeTaxa = new ArrayList<UUID>();
91 if (description.isInstanceOf(TaxonDescription.class)){
92 TaxonDescription taxonDescription = HibernateProxyHelper.deproxy(description, TaxonDescription.class);
93 actualTaxon = taxonDescription.getTaxon();
94 excludeTaxa.add(actualTaxon.getUuid());
95 }
96 Classification classification = null;
97 if (actualTaxon != null){
98 if (!actualTaxon.getTaxonNodes().isEmpty() && actualTaxon.getTaxonNodes().size() ==1){
99 classification = actualTaxon.getTaxonNodes().iterator().next().getClassification();
100 }
101 }
102 TaxonNode newAcceptedTaxonNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event),
103 editor.getConversationHolder(),
104 "Choose the accepted taxon",
105 excludeTaxa,
106 null,classification
107 );
108 if (newAcceptedTaxonNode != null){
109 Taxon targetTaxon = newAcceptedTaxonNode.getTaxon();
110
111 if(targetTaxon == null){
112 // canceled
113 return null;
114 }
115 newAcceptedTaxonNodeUuid = newAcceptedTaxonNode.getUuid();
116
117 String moveMessage = String.format("Elements moved from %s", EditorUtil.getActiveMultiPageTaxonEditor().getTaxon());
118
119 try {
120 AbstractPostOperation operation = new MoveDescriptionElementsOperation(
121 event.getCommand().getName(), EditorUtil.getUndoContext(),
122 targetTaxon.getUuid(), moveMessage, elements, false, this);
123
124 AbstractUtility.executeOperation(operation);
125
126 //CdmStore.getService(ITaxonService.class).saveOrUpdate(targetTaxon);
127
128 } catch (NotDefinedException e) {
129 MessagingUtils.error(getClass(), e);
130 }
131 }
132 }
133
134 return null;
135 }
136
137 /** {@inheritDoc} */
138 @Override
139 public boolean postOperation(CdmBase objectAffectedByOperation) {
140
141 editor.getConversationHolder().bind();
142 editor.getConversationHolder().commit(true);
143 Display.getDefault().asyncExec(new Runnable(){
144
145 @Override
146 public void run() {
147 //AbstractUtility.close(editor.getMultiPageTaxonEditor());
148
149 try {
150 MultiPageTaxonEditor possibleOpenEditor = (MultiPageTaxonEditor) EditorUtil.findEditorByTaxonNodeUuid(newAcceptedTaxonNodeUuid);
151 if(possibleOpenEditor != null){
152 AbstractUtility.close(possibleOpenEditor);
153 }
154 EditorUtil.openTaxonNode(newAcceptedTaxonNodeUuid);
155 } catch (PartInitException e) {
156 MessagingUtils.error(this.getClass(), e);
157 throw new RuntimeException(e);
158 } catch (Exception e) {
159 MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
160 }
161 }
162
163 });
164
165
166 return true;
167 }
168
169 @Override
170 public boolean onComplete() {
171 return false;
172 }
173
174 }