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/**
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*
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*/
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package eu.etaxonomy.taxeditor.editor.view.descriptive.handler;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import org.apache.log4j.Logger;
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import org.eclipse.core.commands.AbstractHandler;
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import org.eclipse.core.commands.ExecutionEvent;
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import org.eclipse.core.commands.ExecutionException;
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import org.eclipse.core.commands.common.NotDefinedException;
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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.ui.PartInitException;
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import org.eclipse.ui.handlers.HandlerUtil;
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import eu.etaxonomy.cdm.api.service.IDescriptionService;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.description.DescriptionBase;
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import eu.etaxonomy.cdm.model.description.TaxonDescription;
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import eu.etaxonomy.cdm.model.taxon.Classification;
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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.MultiPageTaxonEditor;
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import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
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import eu.etaxonomy.taxeditor.editor.l10n.Messages;
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import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.MoveDescriptionToOtherTaxonOperation;
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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.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
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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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* <p>ChangeAcceptedTaxonToSynonymHandler class.</p>
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*
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* @author a.kohlbecker
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* @created Okt. 11, 2013
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* @version 1.0
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*
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*/
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public class MoveDescriptionToOtherTaxonHandler extends AbstractHandler
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implements IPostOperationEnabled {
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private static final Logger logger = Logger
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.getLogger(MoveDescriptionToOtherTaxonHandler.class);
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private MoveDescriptionToOtherTaxonOperation operation;
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private UUID newAcceptedTaxonNodeUuid;
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private MultiPageTaxonEditor editor;
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/* (non-Javadoc)
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* @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
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*/
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/** {@inheritDoc} */
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@Override
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public Object execute(ExecutionEvent event) throws ExecutionException {
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ISelection selection = HandlerUtil.getCurrentSelection(event);
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editor = EditorUtil.getActiveMultiPageTaxonEditor();
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if (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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editor.doSave(EditorUtil.getMonitor());
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} else {
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return null;
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}
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}
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if(selection instanceof IStructuredSelection){
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List<TaxonDescription> descriptions = new ArrayList<TaxonDescription>();
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IStructuredSelection structuredSelection = (IStructuredSelection) selection;
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for(Object element : structuredSelection.toArray()){
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UUID uuid = null;
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if (element instanceof FeatureNodeContainer){
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uuid = ((FeatureNodeContainer)element).getDescription().getUuid();
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} else if (element instanceof DescriptionBase){
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uuid = ((DescriptionBase)element).getUuid();
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}
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if (uuid != null){
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descriptions.add((TaxonDescription) CdmStore.getService(IDescriptionService.class).load(uuid, null));
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}
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}
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if(descriptions.size() == 0){
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return null;
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}
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// Choose the target taxon
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List<UUID> excludeTaxa = new ArrayList<UUID>();
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excludeTaxa.add(descriptions.get(0).getTaxon().getUuid());
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//get current taxon node
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TaxonNode node = null;
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Classification classification = null;
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MultiPageTaxonEditor taxonEditor = EditorUtil.getActiveMultiPageTaxonEditor();
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if(taxonEditor!=null){
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node = ((TaxonEditorInput) taxonEditor.getEditorInput()).getTaxonNode();
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classification = node.getClassification();
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}
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TaxonNode newAcceptedTaxonNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event),
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editor.getConversationHolder(),
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Messages.MoveDescriptionToOtherTaxonHandler_CHOOSE_ACC_TAXON,
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excludeTaxa,
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node,
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classification);
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if (newAcceptedTaxonNode == null) {
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return null;
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}
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newAcceptedTaxonNodeUuid = newAcceptedTaxonNode.getUuid();
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try {
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for(TaxonDescription description : descriptions){
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operation = new MoveDescriptionToOtherTaxonOperation(event.getCommand().getName(),
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editor.getUndoContext(),
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description,
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newAcceptedTaxonNode,
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this,
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editor,
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(ICdmEntitySessionEnabled)editor.getEditorInput());
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AbstractUtility.executeOperation(operation);
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}
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} catch (NotDefinedException e) {
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logger.warn("Command name not set"); //$NON-NLS-1$
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}
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}
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return null;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
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*/
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/** {@inheritDoc} */
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@Override
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public boolean postOperation(CdmBase objectAffectedByOperation) {
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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);
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try {
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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.openTaxonBaseE4(newAcceptedTaxonNodeUuid);
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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.MoveDescriptionToOtherTaxonHandler_CREATE_FAILED, this, e.getMessage());
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}
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}
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});
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return true;
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}
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/**
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* <p>onComplete</p>
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*
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* @return a boolean.
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*/
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@Override
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public boolean onComplete() {
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// TODO Auto-generated method stub
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return false;
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}
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}
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