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package eu.etaxonomy.taxeditor.editor.name.e4.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 javax.inject.Named;
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import org.apache.log4j.Logger;
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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.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.swt.widgets.Shell;
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import org.eclipse.ui.IEditorInput;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.taxon.Synonym;
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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.TaxonEditorInput;
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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.name.handler.NameEditorMenuPropertyTester;
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import eu.etaxonomy.taxeditor.editor.name.operation.MoveSynonymToAnotherAcceptedTaxonOperation;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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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.ui.dialog.selection.TaxonNodeSelectionDialog;
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public class MoveSynonymToAnotherAcceptedTaxonHandlerE4 implements IPostOperationEnabled{
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private static final Logger logger = Logger
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.getLogger(MoveSynonymToAnotherAcceptedTaxonHandlerE4.class);
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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_SELECTION)IStructuredSelection selection,
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@Named(IServiceConstants.ACTIVE_SHELL)Shell shell) {
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TaxonNameEditorE4 editor = (TaxonNameEditorE4) activePart.getObject();
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IEditorInput input = editor.getEditorInput();
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if (!EditorUtil.forceUserSaveE4Editor(editor, shell)) {
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return ;
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}
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if (!(input instanceof TaxonEditorInput)) {
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logger.error("Editor input is not TaxonEditorInput"); //$NON-NLS-1$
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return ;
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}
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if (selection==null || !(selection.getFirstElement() instanceof Synonym)) {
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MessagingUtils.warningDialog(Messages.MoveSynonymToAnotherAcceptedTaxonHandler_NO_SELECTION, this, Messages.MoveSynonymToAnotherAcceptedTaxonHandler_NO_SELECTION_MESSAGE);
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logger.error("Selection does not contain a Synonym"); //$NON-NLS-1$
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return ;
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}
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Synonym synonym = (Synonym) selection.getFirstElement();
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Taxon oldParent = ((TaxonEditorInput)input).getTaxon();
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List<UUID> excludeTaxa = new ArrayList<UUID>();
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excludeTaxa.add(oldParent.getUuid());
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TaxonNode newParentNode = TaxonNodeSelectionDialog.select(shell, editor.getConversationHolder(), Messages.MoveSynonymToAnotherAcceptedTaxonHandler_SELECT_ACC_TAXON, excludeTaxa, ((TaxonEditorInput)input).getTaxonNode(), ((TaxonEditorInput)input).getTaxonNode().getClassification());
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if(newParentNode!=null){
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MoveSynonymToAnotherAcceptedTaxonOperation operation = new MoveSynonymToAnotherAcceptedTaxonOperation(Messages.MoveSynonymToAnotherAcceptedTaxonHandler_CHANGE_ACC_TAXON, EditorUtil.getUndoContext(),
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oldParent.getUuid(), synonym.getUuid(), newParentNode.getTaxon(), editor);
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AbstractUtility.executeOperation(operation);
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}
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}
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@CanExecute
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public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
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MHandledMenuItem menuItem){
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boolean canExecute = false;
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Object selectedElement = selection.getFirstElement();
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canExecute =
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NameEditorMenuPropertyTester.isSynonym(selectedElement)
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&& NameEditorMenuPropertyTester.isNotHomotypicSynonymOfAcceptedTaxon(selectedElement);
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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 boolean postOperation(CdmBase objectAffectedByOperation) {
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return false;
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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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}
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