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/**
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* Copyright (C) 2015 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.navigation.navigator.e4.handler;
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import java.util.HashSet;
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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.core.commands.operations.AbstractOperation;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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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.services.IServiceConstants;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.TreeSelection;
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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.ITaxonNodeService;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.cdm.persistence.dto.TaxonNodeDto;
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import eu.etaxonomy.taxeditor.event.EventUtility;
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import eu.etaxonomy.taxeditor.event.WorkbenchEventConstants;
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import eu.etaxonomy.taxeditor.navigation.NavigationUtil;
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import eu.etaxonomy.taxeditor.navigation.l10n.Messages;
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import eu.etaxonomy.taxeditor.navigation.navigator.TaxonNavigatorLabels;
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import eu.etaxonomy.taxeditor.navigation.navigator.operation.MoveFactualDataOperation;
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import eu.etaxonomy.taxeditor.operation.e4.CdmHandlerE4;
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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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/**
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* @author cmathew
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* @date 19 Jun 2015
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*
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*/
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public class MoveFactualDataHandlerE4 extends CdmHandlerE4 {
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private TaxonNodeDto sourceTaxonNode;
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private TaxonNode targetTaxonNode;
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private boolean setNameInSource = false;
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public MoveFactualDataHandlerE4() {
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super(TaxonNavigatorLabels.MOVE_FACTUAL_DATA_LABEL);
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}
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@Override
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public IStatus allowOperations(IStructuredSelection selection,
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Shell shell,
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MPart activePart,
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MHandledMenuItem menuItem) {
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// check that only a single taxon tree node has been selected
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if(selection.size() > 1) {
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.SINGLE_TAXON_SELECTION_MESSAGE);
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}
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// check for no taxon tree node selected
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if(selection.size() == 0) {
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.NO_TAXON_SELECTION_MESSAGE);
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}
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// check that selected object is a taxon node
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Object obj = selection.iterator().next();
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if(obj instanceof TaxonNodeDto) {
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sourceTaxonNode = (TaxonNodeDto)obj;
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} else {
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.SELECTED_OBJECT_NOT_TREE_NODE_MESSAGE);
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}
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if(NavigationUtil.isDirty(sourceTaxonNode, partService)) {
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.UNSAVED_CHANGES_MESSAGE);
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}
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Set<UUID> excludeTaxa = new HashSet<>();
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excludeTaxa.add(sourceTaxonNode.getUuid());
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targetTaxonNode = TaxonNodeSelectionDialog.select(shell,
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Messages.RemotingMoveFactualDataHandler_CHOOSE_TAXA,
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excludeTaxa,
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CdmStore.getService(ITaxonNodeService.class).find(sourceTaxonNode.getUuid()),
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sourceTaxonNode.getClassificationUUID());
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if(targetTaxonNode == null) {
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return new Status(IStatus.CANCEL,
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"unknown", //$NON-NLS-1$
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""); //$NON-NLS-1$
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}
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if(NavigationUtil.isDirty(targetTaxonNode, partService)){
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.UNSAVED_CHANGES_MESSAGE);
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}
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return Status.OK_STATUS;
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}
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@Override
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public AbstractOperation prepareOperation(IStructuredSelection selection,
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Shell shell,
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MPart activePart,
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MHandledMenuItem menuItem) {
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return new MoveFactualDataOperation(getTrigger(),
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false,
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sourceTaxonNode.getTaxonUuid(),
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targetTaxonNode.getTaxon().getUuid(), setNameInSource);
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}
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@CanExecute
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private boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION)TreeSelection selection, MHandledMenuItem menuItem){
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boolean canExecute = false;
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canExecute = selection.size()==1
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&& selection.getFirstElement() instanceof TaxonNodeDto
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&& ((TaxonNodeDto)selection.getFirstElement()).getTaxonUuid() != null;
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menuItem.setVisible(canExecute);
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return canExecute;
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}
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@Override
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public void onComplete() {
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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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EventUtility.postEvent(WorkbenchEventConstants.REFRESH_NAME_EDITOR, sourceTaxonNode.getTaxonUuid());
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EventUtility.postEvent(WorkbenchEventConstants.REFRESH_NAME_EDITOR, targetTaxonNode.getTaxon().getUuid());
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//FIXME E4 refresh factual view via events or similar
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// try {
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// //close and re-open to refresh factual data view
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// MultiPageTaxonEditor sourceEditor = (MultiPageTaxonEditor) EditorUtil.findEditorByTaxonNodeUuid(sourceTaxonNode.getUuid());
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// MultiPageTaxonEditor targetEditor = (MultiPageTaxonEditor) EditorUtil.findEditorByTaxonNodeUuid(targetTaxonNode.getUuid());
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// if(targetEditor != null){
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// AbstractUtility.close(sourceEditor);
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// AbstractUtility.close(targetEditor);
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// }
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// EditorUtil.openTaxonNodeE4(sourceTaxonNode.getUuid());
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// EditorUtil.openTaxonNodeE4(targetTaxonNode.getUuid());
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// } catch (PartInitException e) {
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// MessagingUtils.error(this.getClass(), e);
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// throw new RuntimeException(e);
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// } catch (Exception e) {
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// MessagingUtils.warningDialog(Messages.RemotingMoveFactualDataHandler_CREATE_FAILED, this, e.getMessage());
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// }
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}
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});
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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protected Object getTrigger() {
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return this;
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}
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}
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