eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/webimport/termimport/GfBioTerminologyImportPresenter.java

   1 /**
   2 * Copyright (C) 2018 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.taxeditor.view.webimport.termimport;
  10
  11 import java.util.ArrayList;
  12 import java.util.Collection;
  13
  14 import org.eclipse.jface.util.LocalSelectionTransfer;
  15 import org.eclipse.jface.viewers.ArrayContentProvider;
  16 import org.eclipse.jface.viewers.ComboViewer;
  17 import org.eclipse.jface.viewers.ISelection;
  18 import org.eclipse.jface.viewers.IStructuredSelection;
  19 import org.eclipse.jface.viewers.StructuredSelection;
  20 import org.eclipse.swt.SWT;
  21 import org.eclipse.swt.dnd.DND;
  22 import org.eclipse.swt.dnd.DragSourceAdapter;
  23 import org.eclipse.swt.dnd.DragSourceEvent;
  24 import org.eclipse.swt.dnd.Transfer;
  25 import org.eclipse.swt.events.FocusEvent;
  26 import org.eclipse.swt.events.FocusListener;
  27 import org.eclipse.swt.events.KeyAdapter;
  28 import org.eclipse.swt.events.KeyEvent;
  29 import org.eclipse.swt.events.SelectionAdapter;
  30 import org.eclipse.swt.events.SelectionEvent;
  31
  32 import eu.etaxonomy.cdm.common.CdmUtils;
  33 import eu.etaxonomy.taxeditor.l10n.Messages;
  34 import eu.etaxonomy.taxeditor.model.ColorResources;
  35 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  36 import eu.etaxonomy.taxeditor.preference.Resources;
  37 import eu.etaxonomy.taxeditor.view.webimport.termimport.parser.SuggestParser;
  38 import eu.etaxonomy.taxeditor.view.webimport.termimport.parser.TerminologyParser;
  39 import eu.etaxonomy.taxeditor.view.webimport.termimport.requests.RequestSearch;
  40 import eu.etaxonomy.taxeditor.view.webimport.termimport.requests.RequestSuggest;
  41 import eu.etaxonomy.taxeditor.view.webimport.termimport.requests.RequestTerminologies;
  42 import eu.etaxonomy.taxeditor.view.webimport.termimport.wrapper.OntologyTermWrapper;
  43 import eu.etaxonomy.taxeditor.view.webimport.termimport.wrapper.TerminologyWrapper;
  44
  45 /**
  46  * @author pplitzner
  47  * @since Apr 23, 2018
  48  *
  49  */
  50 public class GfBioTerminologyImportPresenter {
  51
  52     private static final String NO_CONNECTION_TITLE = Messages.GfBioTerminologyImportPresenter_NO_CONNECTION_TITLE;
  53     private static final String NO_CONNECTION_MESSAGE = Messages.GfBioTerminologyImportPresenter_NO_CONNECTION_MESSAGE;
  54     private static final String TXT_SEARCH_DEFAULT = Messages.GfBioTerminologyImportPresenter_TEXT_SEARCH_DEFAULT;
  55
  56     private GfBioTerminologyImportComposite composite;
  57
  58     public GfBioTerminologyImportPresenter(GfBioTerminologyImportComposite composite) {
  59         super();
  60         this.composite = composite;
  61         composite.getBtnSearch().addSelectionListener(new SelectionAdapter() {
  62             @Override
  63             public void widgetSelected(SelectionEvent e) {
  64                 if(e.widget==composite.getBtnSearch()){
  65                     search();
  66                 }
  67             }
  68         });
  69
  70         //text search
  71         composite.getTxtSearch().addKeyListener(new KeyAdapter() {
  72             @Override
  73             public void keyPressed(KeyEvent e) {
  74                 if(e.keyCode==SWT.CR){
  75                     search();
  76                 }
  77             }
  78         });
  79         composite.getTxtSearch().setText(TXT_SEARCH_DEFAULT);
  80         composite.getTxtSearch().setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOREGROUND));
  81         composite.getTxtSearch().addFocusListener(new FocusListener() {
  82
  83             @Override
  84             public void focusGained(FocusEvent e) {
  85                 composite.getTxtSearch().setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOCUS));
  86                 if (TXT_SEARCH_DEFAULT.equals(composite.getTxtSearch().getText())) {
  87                     composite.getTxtSearch().setText(""); //$NON-NLS-1$
  88                 }
  89             }
  90
  91             @Override
  92             public void focusLost(FocusEvent e) {
  93                 if (CdmUtils.isBlank(composite.getTxtSearch().getText())) {
  94                     composite.getTxtSearch().setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOREGROUND));
  95                     composite.getTxtSearch().setText(TXT_SEARCH_DEFAULT);
  96                 }
  97             }
  98         });
  99
 100         //combo
 101         String response = new RequestTerminologies().request();
 102         if(response==null){
 103             MessagingUtils.informationDialog(NO_CONNECTION_TITLE, NO_CONNECTION_MESSAGE);
 104             return;
 105         }
 106         Collection<TerminologyWrapper> terminologies = TerminologyParser.parse(response);
 107         String comboDefaultText = Messages.GfBioTerminologyImportPresenter_COMBO_DEFAULT;
 108         ComboViewer comboOntologies = composite.getComboTerminologies();
 109         comboOntologies.setLabelProvider(new TerminologyLabelProvider());
 110         comboOntologies.setContentProvider(new ArrayContentProvider());
 111         comboOntologies.setInput(terminologies);
 112         comboOntologies.getCombo().setText(comboDefaultText);
 113
 114         composite.getBtnRemoveTerminology().addSelectionListener(new SelectionAdapter() {
 115             @Override
 116             public void widgetSelected(SelectionEvent e) {
 117                 composite.getComboTerminologies().setSelection(null);
 118                 comboOntologies.getCombo().setText(comboDefaultText);
 119             }
 120         });
 121
 122         composite.getTreeTermHierarchy().setContentProvider(new OntologyTermContentProvider());
 123         composite.getTreeTermHierarchy().setLabelProvider(new OntologyTermLabelProvider());
 124
 125         //tree results
 126         composite.getTreeTermHierarchy().addSelectionChangedListener(e->updateDetails(e.getSelection()));
 127         composite.getTreeTermHierarchy().setContentProvider(new OntologyTermContentProvider());
 128         composite.getTreeTermHierarchy().setLabelProvider(new OntologyTermLabelProvider());
 129         Transfer[] transfers = new Transfer[] {LocalSelectionTransfer.getTransfer(),};
 130         composite.getTreeTermHierarchy().addDragSupport(DND.DROP_MOVE,
 131                 transfers, new DragSourceAdapter() {
 132
 133             @Override
 134             public void dragSetData(DragSourceEvent event) {
 135                 if (LocalSelectionTransfer.getTransfer().isSupportedType(event.dataType)) {
 136                     LocalSelectionTransfer.getTransfer().setSelection(composite.getTreeTermHierarchy().getSelection());
 137                 }
 138             }
 139             @Override
 140             public void dragStart(DragSourceEvent event) {
 141                 event.doit = !composite.getTreeTermHierarchy().getSelection().isEmpty();
 142             }
 143         });
 144     }
 145
 146     private void clearDetails(){
 147         composite.getLblLabel().setText("");
 148         composite.getLblUri().setText("");
 149         composite.getLblDescription().setText("");
 150     }
 151
 152     private void updateDetails(ISelection s) {
 153         StructuredSelection selection = (StructuredSelection)s;
 154         if(selection.isEmpty()){
 155             clearDetails();
 156         }
 157         Object next = selection.iterator().next();
 158         if(next instanceof OntologyTermWrapper){
 159             OntologyTermWrapper wrapper = (OntologyTermWrapper)next;
 160             String label = wrapper.getLabel();
 161             String uri = wrapper.getUri();
 162             String description = wrapper.getDescription();
 163             composite.getLblLabel().setText(label!=null?label:"");
 164             composite.getLblUri().setText(uri!=null?uri:"");
 165             composite.getLblDescription().setText(description!=null?description:"");
 166         }
 167     }
 168
 169     private void search(){
 170         String searchString = composite.getTxtSearch().getText();
 171         if(searchString.equals(TXT_SEARCH_DEFAULT)){
 172             return;
 173         }
 174         ISelection selection = composite.getComboTerminologies().getSelection();
 175         Collection<OntologyTermWrapper> wrapperList = new ArrayList<>();
 176         if(selection instanceof IStructuredSelection && !selection.isEmpty()){
 177             //TODO maybe add support for mutliple terminology selection
 178             Object next = ((IStructuredSelection) selection).iterator().next();
 179             if(next instanceof TerminologyWrapper){
 180                 String response = new RequestSearch(searchString, ((TerminologyWrapper) next).getAcronym()).request();
 181                 if(response==null){
 182                     MessagingUtils.informationDialog(NO_CONNECTION_TITLE, NO_CONNECTION_MESSAGE);
 183                     return;
 184                 }
 185                 wrapperList = SuggestParser.parse(response);
 186             }
 187         }
 188         else{
 189             String response = new RequestSuggest(searchString).request();
 190             if(response==null){
 191                 MessagingUtils.informationDialog(NO_CONNECTION_TITLE, NO_CONNECTION_MESSAGE);
 192                 return;
 193             }
 194             wrapperList = SuggestParser.parse(response);
 195         }
 196         if(wrapperList.isEmpty()){
 197             MessagingUtils.informationDialog(Messages.GfBioTerminologyImportPresenter_NO_RESULTS_TITLE, Messages.GfBioTerminologyImportPresenter_NO_RESULTS_MESSAGE);
 198         }
 199         composite.getTreeTermHierarchy().setInput(wrapperList);
 200     }
 201
 202 }