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/**
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* Copyright (C) 2013 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.editor.view.derivate.searchFilter;
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import java.util.List;
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import java.util.UUID;
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import org.eclipse.core.runtime.NullProgressMonitor;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Event;
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import org.eclipse.swt.widgets.Listener;
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import org.eclipse.swt.widgets.Widget;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.service.ITaxonService;
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import eu.etaxonomy.cdm.api.service.config.FindOccurrencesConfigurator;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
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import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationType;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonBase;
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import eu.etaxonomy.cdm.persistence.query.AssignmentStatus;
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import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.store.SearchManager;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.SelectionDialogFactory;
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import eu.etaxonomy.taxeditor.ui.mvc.combo.EnumTermComboController;
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import eu.etaxonomy.taxeditor.view.search.derivative.DerivateLabelProvider;
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/**
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* Controller class for the {@link DerivateSearchComposite}.<br>
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* This controller contains the logic to search the data base for {@link SpecimenOrObservationBase}s
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* and handles GUI events.
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*
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*/
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public class DerivateSearchCompositeController implements Listener{
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private final DerivateSearchComposite derivateSearchComposite;
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private EnumTermComboController<SpecimenOrObservationType> comboSpecimenTypeController;
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private DerivateLabelProvider labelProvider;
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private Taxon selectedTaxon;
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private DerivateView derivativeEditor;
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public DerivateSearchCompositeController(Composite parent, DerivateView derivativeEditor) {
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this.derivateSearchComposite = new DerivateSearchComposite(parent, SWT.NONE);
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this.derivativeEditor = derivativeEditor;
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init();
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}
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private void init(){
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//derivate type combo
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comboSpecimenTypeController = new EnumTermComboController<SpecimenOrObservationType>(derivateSearchComposite.getComboDerivateType(), null, null, SpecimenOrObservationType.class, 0);
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comboSpecimenTypeController.setSelection(SpecimenOrObservationType.Unknown);
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//add listeners
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derivateSearchComposite.getSearchField().addListener(SWT.KeyDown, this);
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derivateSearchComposite.getButtonSearch().addListener(SWT.Selection, this);
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derivateSearchComposite.getBtnBrowseTaxa().addListener(SWT.Selection, this);
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derivateSearchComposite.getBtnClearTaxon().addListener(SWT.Selection, this);
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}
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private void searchDerivates(){
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if(derivativeEditor.isDirty()){
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boolean confirm = MessagingUtils.confirmDialog("Unsaved changes", "You have to save before performing this action. Save now?");
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if(confirm){
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derivativeEditor.save(new NullProgressMonitor());
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}
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else{
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return;
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}
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}
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String queryString = derivateSearchComposite.getSearchField().getText();
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SpecimenOrObservationType specimenType = comboSpecimenTypeController.getSelection();
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FindOccurrencesConfigurator config = new FindOccurrencesConfigurator();
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config.setAssociatedTaxonUuid(selectedTaxon!=null?selectedTaxon.getUuid():null);
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config.setSpecimenType(specimenType.equals(SpecimenOrObservationType.Unknown)?null:specimenType);//unknown := all types
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config.setTitleSearchString(queryString);
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if(selectedTaxon!=null){
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config.setSpecimenType(null);
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}
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switch (derivateSearchComposite.getComboTaxonAssignment().getSelectionIndex()) {
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case DerivateSearchComposite.ALL_SPECIMENS:
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config.setAssignmentStatus(AssignmentStatus.ALL_SPECIMENS);
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break;
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case DerivateSearchComposite.ASSIGNED_SPECIMENS:
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config.setAssignmentStatus(AssignmentStatus.ASSIGNED_SPECIMENS);
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break;
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case DerivateSearchComposite.UNASSIGNED_SPECIMENS:
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config.setAssignmentStatus(AssignmentStatus.UNASSIGNED_SPECIMENS);
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break;
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default:
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break;
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}
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if(derivativeEditor.getCdmEntitySession()!=null){
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derivativeEditor.getCdmEntitySession().dispose();
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derivativeEditor.getCdmEntitySession().bind();
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}
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SearchManager searchManager = new SearchManager();
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List<SpecimenOrObservationBase> occurrences = searchManager.findOccurrences(config, true);
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derivativeEditor.updateRootEntities(occurrences);
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}
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@Override
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public void handleEvent(Event event) {
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Widget eventSource = event.widget;
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if(eventSource == derivateSearchComposite.getButtonSearch()
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|| (eventSource == derivateSearchComposite.getSearchField() && event.keyCode == SWT.CR)){
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searchDerivates();
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}
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else if(eventSource==derivateSearchComposite.getBtnBrowseTaxa()){
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selectedTaxon = SelectionDialogFactory.getSelectionFromDialog(Taxon.class, this.derivateSearchComposite.getShell(), //derivativeEditor.getConversationHolder(),
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null);
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if(selectedTaxon!=null){
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derivateSearchComposite.getTextTaxonName().setText(selectedTaxon.getTitleCache());
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}
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derivateSearchComposite.getComboTaxonAssignment().select(DerivateSearchComposite.ASSIGNED_SPECIMENS);
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derivateSearchComposite.getComboTaxonAssignment().setEnabled(false);
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derivateSearchComposite.getLbltaxonAssignment().setEnabled(false);
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}
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else if(eventSource==derivateSearchComposite.getBtnClearTaxon()){
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selectedTaxon = null;
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derivateSearchComposite.getTextTaxonName().setText(""); //$NON-NLS-1$
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derivateSearchComposite.getComboTaxonAssignment().select(DerivateSearchComposite.ALL_SPECIMENS);
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derivateSearchComposite.getComboTaxonAssignment().setEnabled(true);
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derivateSearchComposite.getLbltaxonAssignment().setEnabled(true);
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}
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}
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/**
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* Sets enable status of all input fields
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* @param enabled
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*/
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public void setEnabled(boolean enabled) {
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if(!derivateSearchComposite.isDisposed()){
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GridData layoutData = (GridData) derivateSearchComposite.getLayoutData();
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layoutData.exclude = !enabled;
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derivateSearchComposite.setVisible(enabled);
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derivateSearchComposite.getParent().layout(true);
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}
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}
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public void setLayoutData(Object layoutData){
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derivateSearchComposite.setLayoutData(layoutData);
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}
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/**
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* Checks whether or not the search criteria are set to their default value.<br>
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* This does not consider the title search field.
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* @return <code>true</code> if search criteria are set to default.
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*/
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public boolean isDefaultSearch(){
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boolean isDefault = true;
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isDefault &= comboSpecimenTypeController.getSelection()==SpecimenOrObservationType.Unknown;
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isDefault &= derivateSearchComposite.getComboTaxonAssignment().getSelectionIndex()==DerivateSearchComposite.ALL_SPECIMENS;
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isDefault &= selectedTaxon==null;
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return isDefault;
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}
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/**
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* Resets all input fields
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*/
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public void reset(){
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if(!derivateSearchComposite.isDisposed()){
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derivateSearchComposite.getSearchField().setText(""); //$NON-NLS-1$
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derivateSearchComposite.getComboDerivateType().deselectAll();
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comboSpecimenTypeController.setSelection(SpecimenOrObservationType.Unknown);
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}
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selectedTaxon = null;
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}
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public void setConversation(ConversationHolder conversationHolder) {
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labelProvider.setConversation(conversationHolder);
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}
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public void setTaxonFilter(UUID taxonUuid) {
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TaxonBase taxonBase = CdmStore.getService(ITaxonService.class).load(taxonUuid);
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if(taxonBase!=null && taxonBase.isInstanceOf(Taxon.class)){
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selectedTaxon = HibernateProxyHelper.deproxy(taxonBase, Taxon.class);
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derivateSearchComposite.getTextTaxonName().setText(taxonBase.getTitleCache());
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derivateSearchComposite.getLbltaxonAssignment().setEnabled(false);
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derivateSearchComposite.getComboTaxonAssignment().select(DerivateSearchComposite.ASSIGNED_SPECIMENS);
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derivateSearchComposite.getComboTaxonAssignment().setEnabled(false);
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}
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}
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public void setFocusOnSearchField(){
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derivateSearchComposite.getSearchField().setFocus();
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}
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}
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