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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.view.webimport.termimport;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.Iterator;
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import java.util.List;
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import java.util.stream.Collectors;
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import org.eclipse.jface.util.LocalSelectionTransfer;
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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.jface.viewers.StructuredSelection;
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import org.eclipse.jface.window.Window;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.dnd.DND;
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import org.eclipse.swt.dnd.DragSourceAdapter;
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import org.eclipse.swt.dnd.DragSourceEvent;
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import org.eclipse.swt.dnd.Transfer;
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import org.eclipse.swt.events.FocusEvent;
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import org.eclipse.swt.events.FocusListener;
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import org.eclipse.swt.events.KeyAdapter;
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import org.eclipse.swt.events.KeyEvent;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.model.ColorResources;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.preference.Resources;
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import eu.etaxonomy.taxeditor.view.webimport.termimport.parser.TermParser;
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import eu.etaxonomy.taxeditor.view.webimport.termimport.requests.RequestSearch;
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import eu.etaxonomy.taxeditor.view.webimport.termimport.wrapper.OntologyTermWrapper;
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import eu.etaxonomy.taxeditor.view.webimport.termimport.wrapper.TerminologyWrapper;
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/**
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* @author pplitzner
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* @since Apr 23, 2018
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*
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*/
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public class GfBioTerminologyImportPresenter {
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public static final String NO_CONNECTION_TITLE = Messages.GfBioTerminologyImportPresenter_NO_CONNECTION_TITLE;
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public static final String NO_CONNECTION_MESSAGE = Messages.GfBioTerminologyImportPresenter_NO_CONNECTION_MESSAGE;
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private static final String TXT_SEARCH_DEFAULT = Messages.GfBioTerminologyImportPresenter_TEXT_SEARCH_DEFAULT;
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private GfBioTerminologyImportComposite composite;
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private Collection<TerminologyWrapper> selectedOntologies = new ArrayList<>();
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public GfBioTerminologyImportPresenter(GfBioTerminologyImportComposite composite) {
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super();
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this.composite = composite;
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composite.getBtnSearch().addSelectionListener(new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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if(e.widget==composite.getBtnSearch()){
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search();
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}
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}
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});
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//text search
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composite.getTxtSearch().addKeyListener(new KeyAdapter() {
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@Override
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public void keyPressed(KeyEvent e) {
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if(e.keyCode==SWT.CR){
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search();
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}
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}
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});
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composite.getTxtSearch().setText(TXT_SEARCH_DEFAULT);
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composite.getTxtSearch().setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOREGROUND));
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composite.getTxtSearch().addFocusListener(new FocusListener() {
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@Override
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public void focusGained(FocusEvent e) {
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composite.getTxtSearch().setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOCUS));
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if (TXT_SEARCH_DEFAULT.equals(composite.getTxtSearch().getText())) {
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composite.getTxtSearch().setText(""); //$NON-NLS-1$
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}
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}
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@Override
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public void focusLost(FocusEvent e) {
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if (CdmUtils.isBlank(composite.getTxtSearch().getText())) {
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composite.getTxtSearch().setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOREGROUND));
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composite.getTxtSearch().setText(TXT_SEARCH_DEFAULT);
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}
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}
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});
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composite.getBtnChooseOntology().addSelectionListener(new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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OntologySelectionDialog dialog = new OntologySelectionDialog(composite.getShell(), selectedOntologies);
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if(dialog.open()==Window.OK){
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selectedOntologies = dialog.getOntologies();
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composite.getTextOntologies().setText(selectedOntologies.stream()
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.map(wrapper->wrapper.getAcronym())
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.collect(Collectors.joining(", ")));
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}
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}
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});
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//vocabulary combo
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composite.getBtnRemoveVocabulary().addSelectionListener(new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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composite.getTermVocabularyComboViewer().setElement(null);
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}
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});
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composite.getTreeTermHierarchy().setContentProvider(new OntologyTermContentProvider());
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composite.getTreeTermHierarchy().setLabelProvider(new OntologyTermLabelProvider());
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//tree results
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composite.getTreeTermHierarchy().addSelectionChangedListener(e->updateDetails(e.getSelection()));
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composite.getTreeTermHierarchy().setContentProvider(new OntologyTermContentProvider());
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composite.getTreeTermHierarchy().setLabelProvider(new OntologyTermLabelProvider());
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Transfer[] transfers = new Transfer[] {LocalSelectionTransfer.getTransfer(),};
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composite.getTreeTermHierarchy().addDragSupport(DND.DROP_MOVE,
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transfers, new DragSourceAdapter() {
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@Override
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public void dragSetData(DragSourceEvent event) {
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if (LocalSelectionTransfer.getTransfer().isSupportedType(event.dataType)) {
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IStructuredSelection selection = (IStructuredSelection) composite.getTreeTermHierarchy().getSelection();
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selection.toList().stream()
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.filter(item->item instanceof OntologyTermWrapper)
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.forEach(wrapper->((OntologyTermWrapper)wrapper).setTermVocabulary(composite.getTermVocabularyComboViewer().getSelection()));
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LocalSelectionTransfer.getTransfer().setSelection(selection);
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}
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}
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@Override
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public void dragStart(DragSourceEvent event) {
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event.doit = !composite.getTreeTermHierarchy().getSelection().isEmpty();
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}
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});
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}
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private OntologyTermWrapper getSelectedTerm(IStructuredSelection selection){
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Iterator iterator = selection.iterator();
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if(iterator.hasNext()){
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Object next = iterator.next();
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if(next instanceof OntologyTermWrapper){
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return (OntologyTermWrapper) next;
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}
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}
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return null;
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}
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private void clearDetails(){
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composite.getLblLabel().setText(""); //$NON-NLS-1$
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composite.getLblUri().setText(""); //$NON-NLS-1$
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composite.getLblDescription().setText(""); //$NON-NLS-1$
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composite.getListSynonyms().getList().removeAll();
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}
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private void updateDetails(ISelection s) {
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StructuredSelection selection = (StructuredSelection)s;
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if(selection.isEmpty()){
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clearDetails();
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}
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OntologyTermWrapper wrapper = getSelectedTerm(selection);
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if(wrapper!=null){
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String label = wrapper.getLabel();
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String uri = wrapper.getUri();
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String description = wrapper.getDescription();
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composite.getLblLabel().setText(label!=null?label:""); //$NON-NLS-1$
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composite.getLblUri().setText(uri!=null?uri:""); //$NON-NLS-1$
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composite.getLblDescription().setText(description!=null?description:""); //$NON-NLS-1$
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composite.getListSynonyms().getList().removeAll();
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if(wrapper.getSynonyms()!=null){
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wrapper.getSynonyms().forEach(syn->composite.getListSynonyms().add(syn));
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}
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}
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}
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private void search(){
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//clear result count
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composite.getLblResultCount().setText("");
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String searchString = composite.getTxtSearch().getText();
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if(searchString.equals(TXT_SEARCH_DEFAULT)){
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return;
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}
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String response = new RequestSearch(searchString, selectedOntologies).request();
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if(response==null){
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MessagingUtils.informationDialog(NO_CONNECTION_TITLE, NO_CONNECTION_MESSAGE);
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return;
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}
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List<OntologyTermWrapper> wrapperList = new ArrayList<>();
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wrapperList = TermParser.parse(response);
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if(wrapperList.isEmpty()){
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MessagingUtils.informationDialog(Messages.GfBioTerminologyImportPresenter_NO_RESULTS_TITLE, Messages.GfBioTerminologyImportPresenter_NO_RESULTS_MESSAGE);
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}
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//sort list
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Collections.sort(wrapperList, new Comparator<OntologyTermWrapper>() {
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@Override
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public int compare(OntologyTermWrapper o1, OntologyTermWrapper o2) {
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//remove wildcards from search string
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String trimmedSearch = searchString.replace("*", "");
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String label1 = o1.getLabel();
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String label2 = o2.getLabel();
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//1. search string at the beginning
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if(label1.startsWith(trimmedSearch)){
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if(!label2.startsWith(trimmedSearch)){
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return -1;
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}
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else{
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return label1.compareTo(label2);
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}
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}
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else if(label2.startsWith(trimmedSearch)){
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return 1;
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}
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//2. label that contains search string
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if(label1.contains(trimmedSearch)){
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if(!label2.contains(trimmedSearch)){
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return -1;
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}
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}
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else if(label2.contains(trimmedSearch)){
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return 1;
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}
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return label1.compareTo(label2);
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}
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});
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composite.getTreeTermHierarchy().setInput(wrapperList);
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composite.getLblResultCount().setText(Integer.toString(wrapperList.size()));
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}
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}
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