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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.editor.view.descriptive.e4.handler;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Set;
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import java.util.UUID;
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import javax.inject.Named;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.di.UISynchronize;
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import org.eclipse.e4.ui.model.application.MApplication;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
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import org.eclipse.e4.ui.model.application.ui.menu.MMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.e4.ui.workbench.modeling.EModelService;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.jface.dialogs.MessageDialog;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.swt.widgets.Display;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.cdm.api.service.IDescriptionService;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.description.DescriptionBase;
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import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
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import eu.etaxonomy.cdm.model.description.TaxonDescription;
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import eu.etaxonomy.cdm.model.description.TaxonNameDescription;
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import eu.etaxonomy.cdm.model.taxon.Classification;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.l10n.Messages;
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import eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4;
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import eu.etaxonomy.taxeditor.editor.view.descriptive.e4.FactualDataPartE4;
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import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.MoveDescriptionElementsOperation;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
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import eu.etaxonomy.taxeditor.operation.AbstractPostTaxonOperation;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
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import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;
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/**
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*
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* @author pplitzner
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* @date 15.08.2017
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*
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*/
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public class MoveDescriptionElementsHandlerE4 implements IPostOperationEnabled{
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private UUID newAcceptedTaxonNodeUuid;
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private UUID oldAcceptedTaxonNodeUuid;
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private TaxonNameEditorE4 editor;
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private MApplication application;
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private EModelService modelService;
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private EPartService partService;
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart activePart,
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@Named(IServiceConstants.ACTIVE_SHELL) Shell shell, MMenuItem menuItem, EPartService partService,
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EModelService modelService, MApplication application, UISynchronize sync) {
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this.modelService = modelService;
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this.application = application;
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this.partService = partService;
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FactualDataPartE4 factualDataPart = (FactualDataPartE4) activePart.getObject();
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IStructuredSelection viewselection = (IStructuredSelection) factualDataPart.getViewer().getSelection();
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Object e4WrappedPart = WorkbenchUtility.getE4WrappedPart(factualDataPart.getSelectionProvidingPart());
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if(e4WrappedPart instanceof TaxonNameEditorE4){
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editor = (TaxonNameEditorE4) e4WrappedPart;
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}
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Taxon actualTaxon= null;
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List<DescriptionElementBase> elements = new ArrayList<DescriptionElementBase>();
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DescriptionBase description = null;
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for (Iterator iter = viewselection.iterator(); iter.hasNext();) {
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Object object = iter.next();
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if (object instanceof DescriptionElementBase) {
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UUID uuid = ((DescriptionElementBase) object).getUuid();
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description = ((DescriptionElementBase) object).getInDescription();
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DescriptionElementBase element ;
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if (((DescriptionElementBase) object).getId() > 0){
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element = CdmStore.getService(IDescriptionService.class).loadDescriptionElement(uuid, null);
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}else{
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element = ((DescriptionElementBase) object);
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}
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elements.add(element);
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} else if (object instanceof FeatureNodeContainer) {
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for (DescriptionElementBase de : ((FeatureNodeContainer) object).getDescriptionElements()) {
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DescriptionElementBase element ;
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if (de.getId() > 0){
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element = CdmStore.getService(IDescriptionService.class).loadDescriptionElement(de.getUuid(), null);
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}else{
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element = (de);
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}
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description = de.getInDescription();
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elements.add(element);
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}
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}
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}
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if(elements.size() == 0 ){
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return;
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}
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if (elements.get(0) != null){
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description = elements.get(0).getInDescription();
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}
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Set<UUID> excludeTaxa = new HashSet<>();
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if (description!=null && description.isInstanceOf(TaxonDescription.class)){
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TaxonDescription taxonDescription = HibernateProxyHelper.deproxy(description, TaxonDescription.class);
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actualTaxon = taxonDescription.getTaxon();
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}
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Classification classification = null;
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TaxonNode actualNode = null;
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if (actualTaxon != null){
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if (!actualTaxon.getTaxonNodes().isEmpty() && actualTaxon.getTaxonNodes().size() ==1){
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actualNode = actualTaxon.getTaxonNodes().iterator().next();
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oldAcceptedTaxonNodeUuid = actualNode.getUuid();
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excludeTaxa.add(oldAcceptedTaxonNodeUuid);
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classification = actualNode.getClassification();
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}
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}
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TaxonNode newAcceptedTaxonNode = TaxonNodeSelectionDialog.select(shell,
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Messages.MoveDescriptionElementsHandler_CHOOSE_ACC_TAXON,
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excludeTaxa,
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null, classification.getUuid()
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);
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if (newAcceptedTaxonNode != null){
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Taxon targetTaxon = newAcceptedTaxonNode.getTaxon();
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if(targetTaxon == null){
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// canceled
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return;
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}
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newAcceptedTaxonNodeUuid = newAcceptedTaxonNode.getUuid();
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Collection<MPart> targetEditors = EditorUtil.checkForChanges(targetTaxon.getUuid(), partService);
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if (targetEditors != null || this.editor.isDirty()){
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boolean proceed = MessageDialog.openQuestion(null,
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Messages.MoveDescriptionToOtherTaxonHandler_SAVE_CHANGES, Messages.MoveDescriptionToOtherTaxonHandler_SAVE_CHANGES_MESSAGE);
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if( targetEditors.iterator().hasNext() ){
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MPart part = targetEditors.iterator().next();
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if (proceed) {
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if (part != null){
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if (part.getElementId().equals("eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4")){
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TaxonNameEditorE4 targetEditor = (TaxonNameEditorE4) WorkbenchUtility.getE4WrappedPart(part);
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targetEditor.save(AbstractUtility.getMonitor());
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}
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if (editor.isDirty()){
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editor.save(AbstractUtility.getMonitor());
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}
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} else {
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return;
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}
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}
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}
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}
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// if ((targetEditor != null && targetEditor.getElementId().equals("eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4")) || this.editor.isDirty()){
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// boolean proceed = MessageDialog.openQuestion(null,
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// Messages.MoveDescriptionToOtherTaxonHandler_SAVE_CHANGES, Messages.MoveDescriptionToOtherTaxonHandler_SAVE_CHANGES_MESSAGE);
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// if (proceed) {
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// if (targetEditor != null){
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// e4WrappedPart = WorkbenchUtility.getE4WrappedPart(targetEditor);
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// ((TaxonNameEditorE4)e4WrappedPart).save(AbstractUtility.getMonitor());
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// }
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// if (editor.isDirty()){
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// editor.save(AbstractUtility.getMonitor());
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// }
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// } else {
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// return;
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// }
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// }
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String moveMessage = String.format(Messages.MoveDescriptionElementsHandler_ELEMENTS_MOVED, editor.getTaxon());
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AbstractPostTaxonOperation operation = new MoveDescriptionElementsOperation(
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menuItem.getLocalizedLabel(), EditorUtil.getUndoContext(),
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targetTaxon.getUuid(), moveMessage, elements, false, this, null);
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editor.getEditorInput().addOperation(operation);
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editor.setDirty();
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//AbstractUtility.executeOperation(operation, sync);
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}
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}
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/** {@inheritDoc} */
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@Override
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public boolean postOperation(Object objectAffectedByOperation) {
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editor.getConversationHolder().bind();
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editor.getConversationHolder().commit(true);
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Display.getDefault().asyncExec(new Runnable(){
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@Override
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public void run() {
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//AbstractUtility.close(editor.getMultiPageTaxonEditor());
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//FIXME E4 migrate
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// MultiPageTaxonEditor possibleOpenEditor = (MultiPageTaxonEditor) EditorUtil.findEditorByTaxonNodeUuid(newAcceptedTaxonNodeUuid);
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// if(possibleOpenEditor != null){
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// AbstractUtility.close(possibleOpenEditor);
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// }
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EditorUtil.openTaxonNodeE4(newAcceptedTaxonNodeUuid, modelService, partService, application);
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EditorUtil.openTaxonNodeE4(oldAcceptedTaxonNodeUuid, modelService, partService, application);
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}
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});
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return true;
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}
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@Override
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public boolean onComplete() {
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return false;
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}
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@CanExecute
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public boolean canExecute(@Optional @Named(IServiceConstants.ACTIVE_PART) MPart activePart,
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MHandledMenuItem menuItem){
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boolean canExecute = false;
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FactualDataPartE4 factualDataPart = (FactualDataPartE4) activePart.getObject();
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Object e4WrappedPart = WorkbenchUtility.getE4WrappedPart(factualDataPart.getSelectionProvidingPart());
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if(e4WrappedPart instanceof TaxonNameEditorE4){
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ISelection selection = factualDataPart.getViewer().getSelection();
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if(selection instanceof IStructuredSelection){
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boolean selectionProviding = factualDataPart.getSelectionProvidingPart().getObject() instanceof TaxonNameEditorE4;
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Object firstElement = ((IStructuredSelection) selection).getFirstElement();
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canExecute = (firstElement instanceof FeatureNodeContainer && !(((FeatureNodeContainer)firstElement).getContainerTree().getDescription() instanceof TaxonNameDescription))
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|| (firstElement instanceof DescriptionElementBase && !(((DescriptionElementBase)firstElement).getInDescription() instanceof TaxonNameDescription)) ;
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menuItem.setVisible(canExecute);
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}
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}
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return canExecute;
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}
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}
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