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package eu.etaxonomy.taxeditor.navigation.navigator.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.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.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.jface.dialogs.MessageDialog;
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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.IDescriptionService;
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import eu.etaxonomy.cdm.api.service.ITaxonNodeService;
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import eu.etaxonomy.cdm.api.service.ITaxonService;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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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.navigation.NavigationUtil;
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import eu.etaxonomy.taxeditor.navigation.l10n.Messages;
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import eu.etaxonomy.taxeditor.navigation.navigator.e4.TaxonNavigatorE4;
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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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public class MoveFactualDataHandlerE4 {
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_SELECTION)TreeSelection selection,
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@Named(IServiceConstants.ACTIVE_SHELL)Shell shell,
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@Named(IServiceConstants.ACTIVE_PART)MPart activePart, EPartService partService) {
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TaxonNavigatorE4 taxonNavigator = (TaxonNavigatorE4) activePart.getObject();
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if(taxonNavigator!=null){
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Object object = selection.getFirstElement();
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if(object instanceof TaxonNode){
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TaxonNode taxonNode = HibernateProxyHelper.deproxy(object, TaxonNode.class);
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final TaxonNode sourceTaxonNode = CdmStore.getService(ITaxonNodeService.class).load(taxonNode.getUuid());
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if(NavigationUtil.isDirty(sourceTaxonNode, partService)){
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MessageDialog.openWarning(shell, Messages.MoveFactualDataHandler_UNSAVED_SOURCE, Messages.MoveFactualDataHandler_UNSAVED_SOURCE_MESSAGE);
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return;
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}
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//reload to avoid session conflicts
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Taxon taxon = HibernateProxyHelper.deproxy(CdmStore.getService(ITaxonService.class).load(sourceTaxonNode.getTaxon().getUuid()), Taxon.class);
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if(taxon!=null){
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// Choose the target taxon
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List<UUID> excludeTaxa = new ArrayList<UUID>();
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excludeTaxa.add(taxon.getUuid());
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TaxonNode dialogTaxonNode = TaxonNodeSelectionDialog.select(shell,
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taxonNavigator.getConversationHolder(),
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Messages.MoveFactualDataHandler_CHOOSE_TAXON,
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excludeTaxa,
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sourceTaxonNode,
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sourceTaxonNode.getClassification());
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if (dialogTaxonNode == null) {
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return;
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}
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//reload to avoid session conflicts
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final TaxonNode targetTaxonNode = CdmStore.getService(ITaxonNodeService.class).load(dialogTaxonNode.getUuid());
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if(NavigationUtil.isDirty(targetTaxonNode, partService)){
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MessageDialog.openWarning(shell, Messages.MoveFactualDataHandler_UNSAVED_TARGET, Messages.MoveFactualDataHandler_UNSAVED_TARGET_MESSAGE);
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return;
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}
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CdmStore.getService(IDescriptionService.class).moveTaxonDescriptions(taxon.getUuid(),targetTaxonNode.getTaxon().getUuid());
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taxonNavigator.getConversationHolder().bind();
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taxonNavigator.getConversationHolder().commit();
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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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//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.MoveFactualDataHandler_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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}
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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.getFirstElement() instanceof TaxonNode;
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menuItem.setVisible(canExecute);
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return canExecute;
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}
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}
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