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/**
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* Copyright (C) 2018 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 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.Shell;
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import eu.etaxonomy.cdm.api.service.IClassificationService;
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import eu.etaxonomy.cdm.model.metadata.SecReferenceHandlingEnum;
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import eu.etaxonomy.cdm.model.reference.Reference;
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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.cdm.persistence.dto.TaxonNodeDto;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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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.ChangeAcceptedTaxonToSynonymOperation;
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import eu.etaxonomy.taxeditor.operation.e4.CdmHandlerE4;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.ReferenceSelectionDialog;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
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/**
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* @author pplitzner
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* @since Sep 6, 2017
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*/
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public class ChangeAcceptedTaxonToSynonymHandlerE4 extends CdmHandlerE4 {
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private Set<TaxonNodeDto> oldTaxonNodes = new HashSet<>();
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private Classification classification;
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protected boolean isSetSource = false;
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public ChangeAcceptedTaxonToSynonymHandlerE4() {
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super(TaxonNavigatorLabels.CHANGE_ACCEPTED_TAXON_TO_SYNONYM_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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Iterator<?> it = selection.iterator();
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Classification nextClassification;
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oldTaxonNodes = new HashSet<>();
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while(it.hasNext()){
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Object obj = it.next();
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if(obj instanceof TaxonNodeDto) {
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oldTaxonNodes.add((TaxonNodeDto)obj);
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nextClassification = CdmStore.getService(IClassificationService.class).find(((TaxonNodeDto)obj).getClassificationUUID());
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if (classification == null){
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classification = nextClassification;
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}else if (!classification.equals(nextClassification)){
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.ACCEPTED_TAXA_NEED_TO_BE_FROM_SAME_CLASSIFICATION);
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}
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} else {
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if (obj instanceof TaxonNode && !((TaxonNode)obj).hasTaxon()){
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return new Status(IStatus.ERROR,
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"Operation not available for Classifications", //$NON-NLS-1$
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TaxonNavigatorLabels.SELECTED_OBJECT_NOT_TREE_NODE_MESSAGE);
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}
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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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// check that the source taxon node does not have children
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if(((TaxonNodeDto)obj).getTaxonomicChildrenCount() > 0) {
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return new Status(IStatus.ERROR,
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"unknown", //$NON-NLS-1$
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TaxonNavigatorLabels.SOURCE_TAXON_HAS_CHILDREN_MESSAGE);
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}
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// check if corresponding name editor is closed
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EditorUtil.closeObsoleteEditor((TaxonNodeDto)obj, partService);
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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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Set<UUID> excludeTaxa = new HashSet<>();
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Set<UUID> secUuids = new HashSet<>();
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Set<UUID> nodeUuids = new HashSet<>();
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boolean published = true;
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for (TaxonNodeDto oldNode:oldTaxonNodes){
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excludeTaxa.add(oldNode.getTaxonUuid());
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secUuids.add(oldNode.getSecUuid());
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secUuids.addAll(oldNode.getHomotypicalGroupDto().getUuidsOfSecundumReferences());
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nodeUuids.add(oldNode.getUuid());
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}
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TaxonNode newAcceptedTaxonNode = TaxonNodeSelectionDialog.select(shell,
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// new ConversationHolderMock(),
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Messages.RemotingChangeAcceptedTaxonToSynonymHandler_CHOOSE_TAXON,
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excludeTaxa,
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null,
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classification.getUuid());
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if (newAcceptedTaxonNode == null) {
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return null;
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}
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SecReferenceHandlingEnum secHandling = PreferencesUtil.getSecReferenceHandlingPreference();
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UUID newSecUuid = null;
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UUID newTaxonUuid = newAcceptedTaxonNode.getTaxon() != null && newAcceptedTaxonNode.getTaxon().getSec() != null ? newAcceptedTaxonNode.getTaxon().getSec().getUuid(): null;
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//the moved taxa have different secundum references
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if (secUuids.size() > 1 && !(secHandling.equals(SecReferenceHandlingEnum.KeepAlways) || secHandling.equals(SecReferenceHandlingEnum.AlwaysDelete))){
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int result = MessagingUtils.confirmDialog(Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Handling_title, Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Handling_message,
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new String[]{Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Keep, Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Parent, Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Select});
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if (result == 2){
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//select new reference
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Reference sec = ReferenceSelectionDialog.select(shell, null);
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newSecUuid = sec != null? sec.getUuid(): null;
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}else if (result == 1){
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//use parent sec
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newSecUuid = newTaxonUuid;
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}else if (result == 0){
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//keep sec (also homotypic synonyms with different sec will keep the secundum)
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secHandling = SecReferenceHandlingEnum.KeepAlways;
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}else{
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return null;
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}
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}else{
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UUID oldSecUuid = secUuids.iterator().next();
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//the nodes moved have all the same sec, but the accepted taxon has a different one
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if ((secUuids.size() > 0 &&
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((newTaxonUuid != null && oldSecUuid != null && !newTaxonUuid.equals(oldSecUuid))
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|| (newTaxonUuid != null && oldSecUuid == null) ||(newTaxonUuid == null && oldSecUuid != null))
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&& secHandling.equals(SecReferenceHandlingEnum.KeepWhenSame) )|| secHandling.equals(SecReferenceHandlingEnum.WarningSelect)){
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int result = MessagingUtils.confirmDialog(Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Handling_title, Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Handling_message,
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new String[]{Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Keep, Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Parent, Messages.RemotingChangeAcceptedTaxonToSynonymHandler_Select_Sec_Reference_Select});
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if (result == 2){
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Reference sec = ReferenceSelectionDialog.select(shell, null);
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newSecUuid = sec != null? sec.getUuid(): null;
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}else if (result == 1){
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newSecUuid = newTaxonUuid;
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}else if (result == 0){
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secHandling = SecReferenceHandlingEnum.KeepAlways;
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}else{
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return null;
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}
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}
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}
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ChangeAcceptedTaxonToSynonymOperation rcattso =
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new ChangeAcceptedTaxonToSynonymOperation(getTrigger(),
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false,
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nodeUuids,
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newAcceptedTaxonNode.getUuid(), newSecUuid, secHandling, partService, activePart, application, isSetSource);
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return rcattso;
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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 = !selection.isEmpty();
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Object[] array = selection.toArray();
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for (Object object : array) {
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canExecute &= (object instanceof TaxonNodeDto) && ((TaxonNodeDto)selection.getFirstElement()).getTaxonUuid() != null;
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}
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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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}
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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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