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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.navigation.navigator.e4.handler;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Set;
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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.jface.dialogs.MessageDialog;
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import org.eclipse.jface.viewers.TreeSelection;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.cdm.api.service.config.NodeDeletionConfigurator.ChildHandling;
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import eu.etaxonomy.cdm.api.service.config.TaxonDeletionConfigurator;
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import eu.etaxonomy.cdm.api.service.config.TaxonNodeDeletionConfigurator;
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import eu.etaxonomy.cdm.model.taxon.Classification;
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import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
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import eu.etaxonomy.cdm.model.taxon.Synonym;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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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.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.navigation.navigator.operation.DeleteOperation;
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import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
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import eu.etaxonomy.taxeditor.ui.dialog.configurator.deleteConfigurator.DeleteConfiguratorDialog;
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/**
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*
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* @author pplitzner
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* @date 05.09.2017
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*
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*/
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public class DeleteHandlerE4 {
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protected static final String SKIP = Messages.DeleteHandler_SKIP;
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protected static final String MOVE_CHILDREN_TO_PARENT_NODE = Messages.DeleteHandler_MOVE_TO_PARENT;
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protected static final String DELETE_ALL_CHILDREN = Messages.DeleteHandler_DELETE_ALL;
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protected static final String THERE_ARE_CHILDNODES_WHICH_WILL_BE_DELETED_TOO = Messages.DeleteHandler_THERE_ARE_CHILDNODES;
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protected static final String THE_TREE_HAS_CHILDREN_THEY_WILL_BE_DELETED_TOO = Messages.DeleteHandler_THERE_ARE_CHILDREN;
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protected static final String DO_YOU_REALLY_WANT_TO_DELETE_THE_SELECTED_NODE_S = Messages.DeleteHandler_DELETE_NODE;
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protected static final String DO_YOU_REALLY_WANT_TO_DELETE_THE_CLASSIFICATION = Messages.DeleteHandler_DELETE_CLASSIFICATION;
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protected static final String CONFIRM_DELETION = Messages.DeleteHandler_CONFIRM_DELETE;
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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,
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MHandledMenuItem menuItem) {
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TaxonNavigatorE4 taxonNavigator = (TaxonNavigatorE4) activePart.getObject();
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Iterator selectionIterator = selection.iterator();
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Set<ITaxonTreeNode> treeNodes = new HashSet<ITaxonTreeNode>();
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while (selectionIterator.hasNext()){
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Object object = selectionIterator.next();
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if(object instanceof ITaxonTreeNode) {
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treeNodes.add((ITaxonTreeNode) object);
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}
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}
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boolean allEditorsClosed = true;
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for (ITaxonTreeNode treeNode : treeNodes){
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if(treeNode instanceof TaxonNode) {
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allEditorsClosed &= closeObsoleteEditor((TaxonNode) treeNode);
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}
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}
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AbstractPostOperation operation = null;
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TaxonDeletionConfigurator config = new TaxonDeletionConfigurator();
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config.setDeleteInAllClassifications(false);
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if (treeNodes.size() == 1 ){
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try {
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ITaxonTreeNode treeNode = treeNodes.iterator().next();
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ITaxonTreeNode taxonNode =treeNode;
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TaxonNodeDeletionConfigurator configNodes = new TaxonNodeDeletionConfigurator();
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//configNodes.setDeleteTaxon(false);
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if (taxonNode instanceof Classification && taxonNode.hasChildNodes()){
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if(!DeleteConfiguratorDialog.openConfirmWithConfigurator(config, shell, CONFIRM_DELETION, DO_YOU_REALLY_WANT_TO_DELETE_THE_CLASSIFICATION+THE_TREE_HAS_CHILDREN_THEY_WILL_BE_DELETED_TOO)){
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return;
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}
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} else if (taxonNode instanceof Classification && !taxonNode.hasChildNodes()){
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if(!DeleteConfiguratorDialog.openConfirmWithConfigurator(config, shell, CONFIRM_DELETION, DO_YOU_REALLY_WANT_TO_DELETE_THE_CLASSIFICATION)){
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return;
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}
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} else {
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if (taxonNode.hasChildNodes()){
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DeleteConfiguratorDialog dialog = new DeleteConfiguratorDialog(
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config,
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shell,
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CONFIRM_DELETION,
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null,
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DO_YOU_REALLY_WANT_TO_DELETE_THE_SELECTED_NODE_S+THERE_ARE_CHILDNODES_WHICH_WILL_BE_DELETED_TOO,
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MessageDialog.WARNING, new String[] { DELETE_ALL_CHILDREN,
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MOVE_CHILDREN_TO_PARENT_NODE, SKIP }, 0);
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int dialog_result = dialog.open();
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if (dialog_result == 0){
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//delete all children
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configNodes.setChildHandling(ChildHandling.DELETE);
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config.setTaxonNodeConfig(configNodes);
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} else if (dialog_result == 1){
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//move children
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configNodes.setChildHandling(ChildHandling.MOVE_TO_PARENT);
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config.setTaxonNodeConfig(configNodes);
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} else if (dialog_result == 2){
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//skip
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return;
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}
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}else{
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if(!DeleteConfiguratorDialog.openConfirmWithConfigurator(configNodes, shell, CONFIRM_DELETION, DO_YOU_REALLY_WANT_TO_DELETE_THE_SELECTED_NODE_S)){
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return;
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}
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config.setTaxonNodeConfig(configNodes);
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}
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}
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if (allEditorsClosed){
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/*if(! MessageDialog.openConfirm(HandlerUtil.getActiveShell(event), "Confirm Deletion", "Do you really want to delete the selected nodes?")){
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return null;
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}*/
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operation = new DeleteOperation(menuItem.getLocalizedLabel(),
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NavigationUtil.getUndoContext(),
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taxonNode,
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config,
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taxonNavigator,
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taxonNavigator,
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taxonNavigator);
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AbstractUtility.executeOperation(operation);
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//}
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}
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} catch (Exception e){
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MessagingUtils.error(getClass(), e);
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}
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} else{
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try{
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if(!DeleteConfiguratorDialog.openConfirmWithConfigurator(config, shell, CONFIRM_DELETION, DO_YOU_REALLY_WANT_TO_DELETE_THE_SELECTED_NODE_S)){
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return;
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}
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if (allEditorsClosed){
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operation = new DeleteOperation(menuItem.getLocalizedLabel(),
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NavigationUtil.getUndoContext(),
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treeNodes,
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new TaxonDeletionConfigurator(),
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taxonNavigator,
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taxonNavigator,
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taxonNavigator);
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AbstractUtility.executeOperation(operation);
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}
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}catch (Exception e){
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MessagingUtils.error(getClass(), e);
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}
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}
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return;
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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.isEmpty() && !(selection.getFirstElement() instanceof Synonym);
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menuItem.setVisible(canExecute);
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return canExecute;
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}
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protected boolean closeObsoleteEditor(TaxonNode taxonNode){
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//FIXME E4 migrate
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boolean result = true;
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// for (IEditorReference ref : activePage.getEditorReferences()) {
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// try {
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// String treeIndex = ((ITreeNode)taxonNode).treeIndex();
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//
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//
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// IEditorInput input = ref.getEditorInput();
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// if (input instanceof TaxonEditorInput) {
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// TaxonNode node = ((TaxonEditorInput) input).getTaxonNode();
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// //if node is a child of taxonNode then close the editor
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// if( ((ITreeNode) node).treeIndex().startsWith(treeIndex)){
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// //if (taxonNode.equals(node)) {
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// result &= activePage.closeEditor(ref.getEditor(false), true);
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//
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// }
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// }
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// } catch (PartInitException e) {
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// continue;
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// }
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// }
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return result;
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}
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}
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