eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/searchFilter/DerivateSearchCompositeController.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2013 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10 package eu.etaxonomy.taxeditor.editor.view.derivate.searchFilter;
  11
  12 import java.util.ArrayList;
  13 import java.util.Collection;
  14 import java.util.List;
  15 import java.util.UUID;
  16
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Event;
  20 import org.eclipse.swt.widgets.Listener;
  21 import org.eclipse.swt.widgets.Widget;
  22
  23 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  24 import eu.etaxonomy.cdm.api.service.IOccurrenceService;
  25 import eu.etaxonomy.cdm.api.service.config.FindOccurrencesConfigurator;
  26 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  27 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationType;
  28 import eu.etaxonomy.cdm.model.taxon.Taxon;
  29 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  30 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  31 import eu.etaxonomy.taxeditor.store.CdmStore;
  32 import eu.etaxonomy.taxeditor.store.SearchManager;
  33 import eu.etaxonomy.taxeditor.ui.dialog.selection.SelectionDialogFactory;
  34 import eu.etaxonomy.taxeditor.ui.mvc.combo.EnumTermComboController;
  35 import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateLabelProvider;
  36
  37 /**
  38  * Controller class for the {@link DerivateSearchComposite}.<br>
  39  * This controller contains the logic to search the data base for {@link SpecimenOrObservationBase}s
  40  * and handles GUI events.
  41  *
  42  */
  43 public class DerivateSearchCompositeController implements Listener{
  44
  45     private final DerivateSearchComposite derivateSearchComposite;
  46     private EnumTermComboController<SpecimenOrObservationType> comboSpecimenTypeController;
  47         private DerivateLabelProvider labelProvider;
  48         private Taxon selectedTaxon;
  49     private DerivateView derivativeEditor;
  50
  51     public DerivateSearchCompositeController(Composite parent, DerivateView derivativeEditor) {
  52         this.derivateSearchComposite = new DerivateSearchComposite(parent, SWT.NONE);
  53         this.derivativeEditor = derivativeEditor;
  54         init();
  55     }
  56
  57     private void init(){
  58         //derivate type combo
  59         comboSpecimenTypeController = new EnumTermComboController<SpecimenOrObservationType>(derivateSearchComposite.getComboDerivateType(), null, null, SpecimenOrObservationType.class, 0);
  60         comboSpecimenTypeController.setSelection(SpecimenOrObservationType.Unknown);
  61
  62         //add listeners
  63         derivateSearchComposite.getSearchField().addListener(SWT.KeyDown, this);
  64         derivateSearchComposite.getButtonSearch().addListener(SWT.Selection, this);
  65         derivateSearchComposite.getBtnBrowseTaxa().addListener(SWT.Selection, this);
  66         derivateSearchComposite.getBtnClearTaxon().addListener(SWT.Selection, this);
  67
  68     }
  69
  70     private void searchDerivates(){
  71 //        if(!conversation.isBound()){
  72 //            conversation.bind();
  73 //        }
  74
  75         String queryString = derivateSearchComposite.getSearchField().getText();
  76         SpecimenOrObservationType specimenType = comboSpecimenTypeController.getSelection();
  77
  78         FindOccurrencesConfigurator config = new FindOccurrencesConfigurator();
  79         config.setAssociatedTaxonUuid(selectedTaxon!=null?selectedTaxon.getUuid():null);
  80         config.setSpecimenType(specimenType.equals(SpecimenOrObservationType.Unknown)?null:specimenType);//unknown := all types
  81         config.setTitleSearchString(queryString);
  82         if(selectedTaxon!=null){
  83             config.setSpecimenType(null);
  84         }
  85
  86         SearchManager searchManager = new SearchManager();
  87         List<SpecimenOrObservationBase> occurrences = searchManager.findOccurrences(config, true);
  88
  89         //filter out specimens of wrong type (only if an associated taxon was selected)
  90         if(selectedTaxon!=null && !specimenType.equals(SpecimenOrObservationType.Unknown)){
  91             List<SpecimenOrObservationBase> specimensOfCorrectType = new ArrayList<SpecimenOrObservationBase>();
  92             for(SpecimenOrObservationBase<?> occurrence:occurrences){
  93                 if(occurrence.getRecordBasis().equals(specimenType)
  94                         || occurrence.getRecordBasis().isKindOf(specimenType)){
  95                     specimensOfCorrectType.add(occurrence);
  96                 }
  97             }
  98             occurrences = specimensOfCorrectType;
  99         }
 100
 101         //filter out (un-)assigned specimens
 102         int selectionIndex = derivateSearchComposite.getComboTaxonAssignment().getSelectionIndex();
 103         List<SpecimenOrObservationBase<?>> specimenWithAssociations = new ArrayList<SpecimenOrObservationBase<?>>();
 104         if(selectionIndex!=DerivateSearchComposite.ALL_SPECIMENS){
 105             for (SpecimenOrObservationBase specimenOrObservationBase : occurrences) {
 106                 Collection<TaxonBase<?>> associatedTaxa = CdmStore.getService(IOccurrenceService.class).listAssociatedTaxa(specimenOrObservationBase, null, null, null, null);
 107                 if(!associatedTaxa.isEmpty()){
 108                     specimenWithAssociations.add(specimenOrObservationBase);
 109                     specimenWithAssociations.addAll(CdmStore.getService(IOccurrenceService.class).getFieldUnits(specimenOrObservationBase.getUuid()));
 110                 }
 111             }
 112         }
 113         if(selectionIndex==DerivateSearchComposite.UNASSIGNED_SPECIMENS){
 114             occurrences.removeAll(specimenWithAssociations);
 115         }
 116         else if(selectionIndex==DerivateSearchComposite.ASSIGNED_SPECIMENS){
 117             occurrences = new ArrayList<SpecimenOrObservationBase>(specimenWithAssociations);
 118         }
 119         List<UUID> derivateUuids = new ArrayList<UUID>();
 120         for (SpecimenOrObservationBase specimenOrObservationBase : occurrences) {
 121             derivateUuids.add(specimenOrObservationBase.getUuid());
 122         }
 123         derivativeEditor.updateRootEntities(derivateUuids);
 124     }
 125
 126     @Override
 127     public void handleEvent(Event event) {
 128         Widget eventSource = event.widget;
 129         if(eventSource == derivateSearchComposite.getButtonSearch()
 130                 || (eventSource == derivateSearchComposite.getSearchField() && event.keyCode == SWT.CR)){
 131             searchDerivates();
 132         }
 133         else if(eventSource==derivateSearchComposite.getBtnBrowseTaxa()){
 134             selectedTaxon = SelectionDialogFactory.getSelectionFromDialog(Taxon.class, this.derivateSearchComposite.getShell(), derivativeEditor.getConversationHolder(), null);
 135             if(selectedTaxon!=null){
 136                 derivateSearchComposite.getTextTaxonName().setText(selectedTaxon.getTitleCache());
 137             }
 138         }
 139         else if(eventSource==derivateSearchComposite.getBtnClearTaxon()){
 140             selectedTaxon = null;
 141             derivateSearchComposite.getTextTaxonName().setText("");
 142         }
 143     }
 144
 145     /**
 146      * Sets enable status of all input fields
 147      * @param enabled
 148      */
 149     public void setEnabled(boolean enabled) {
 150         if(!derivateSearchComposite.isDisposed()){
 151             derivateSearchComposite.setEnabled(enabled);
 152         }
 153     }
 154
 155     public void setLayoutData(Object layoutData){
 156         derivateSearchComposite.setLayoutData(layoutData);
 157     }
 158
 159     /**
 160      * Resets all input fields
 161      */
 162     public void reset(){
 163         if(!derivateSearchComposite.isDisposed()){
 164             derivateSearchComposite.getSearchField().setText("");
 165             derivateSearchComposite.getComboDerivateType().deselectAll();
 166             comboSpecimenTypeController.setSelection(SpecimenOrObservationType.Unknown);
 167         }
 168         selectedTaxon = null;
 169     }
 170
 171     public void setConversation(ConversationHolder conversationHolder) {
 172         labelProvider.setConversation(conversationHolder);
 173     }
 174
 175     /**
 176      * @param taxon
 177      */
 178     public void setTaxon(Taxon taxon) {
 179         if(taxon==null){
 180             derivateSearchComposite.getTextTaxonName().setText("");
 181         }
 182         else{
 183             derivateSearchComposite.getTextTaxonName().setText(taxon.getTitleCache());
 184         }
 185     }
 186
 187 }