eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/contextMenu/CreateDerivateContextMenu.java

   1 package eu.etaxonomy.taxeditor.editor.view.derivate.contextMenu;
   2
   3 import org.eclipse.jface.action.ContributionItem;
   4 import org.eclipse.jface.action.IContributionItem;
   5 import org.eclipse.jface.viewers.ISelection;
   6 import org.eclipse.jface.viewers.TreeNode;
   7 import org.eclipse.swt.SWT;
   8 import org.eclipse.swt.events.SelectionAdapter;
   9 import org.eclipse.swt.events.SelectionEvent;
  10 import org.eclipse.swt.widgets.Menu;
  11 import org.eclipse.swt.widgets.MenuItem;
  12 import org.eclipse.ui.IWorkbenchWindow;
  13 import org.eclipse.ui.PlatformUI;
  14 import org.eclipse.ui.actions.CompoundContributionItem;
  15
  16 import eu.etaxonomy.cdm.api.application.CdmApplicationState;
  17 import eu.etaxonomy.cdm.api.facade.DerivedUnitFacadeCacheStrategy;
  18 import eu.etaxonomy.cdm.api.service.IOccurrenceService;
  19 import eu.etaxonomy.cdm.model.media.Media;
  20 import eu.etaxonomy.cdm.model.molecular.DnaSample;
  21 import eu.etaxonomy.cdm.model.molecular.Sequence;
  22 import eu.etaxonomy.cdm.model.molecular.SingleRead;
  23 import eu.etaxonomy.cdm.model.occurrence.DerivationEvent;
  24 import eu.etaxonomy.cdm.model.occurrence.DerivationEventType;
  25 import eu.etaxonomy.cdm.model.occurrence.DerivedUnit;
  26 import eu.etaxonomy.cdm.model.occurrence.FieldUnit;
  27 import eu.etaxonomy.cdm.model.occurrence.MediaSpecimen;
  28 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  29 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationType;
  30 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  31 import eu.etaxonomy.taxeditor.editor.Messages;
  32 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  33 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  34 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  35 import eu.etaxonomy.taxeditor.store.CdmStore;
  36 import eu.etaxonomy.taxeditor.ui.dialog.selection.MediaSelectionDialog;
  37
  38 /**
  39  * Context menu for the creation of derivates in the derivate hierarchy.
  40  *
  41  */
  42 public class CreateDerivateContextMenu extends CompoundContributionItem {
  43
  44     private static final String SINGLE_READ = Messages.CreateDerivateContextMenu_SINGLE_READ;
  45     private static final String CONSENSUS_SEQUENCE = Messages.CreateDerivateContextMenu_SEQUENCE;
  46     private static final String MEDIA_SPECIMEN = Messages.CreateDerivateContextMenu_MEDIA_SPECIMEN;
  47     private static final String DNA_SAMPLE = Messages.CreateDerivateContextMenu_DNA_SAMPLE;
  48     private static final String TISSUE_SAMPLE = Messages.CreateDerivateContextMenu_TISSUE_SAMPLE;
  49     private static final String SPECIMEN = Messages.CreateDerivateContextMenu_SPECIMEN;
  50
  51     @Override
  52     protected IContributionItem[] getContributionItems() {
  53         IContributionItem[] contributionItems = new IContributionItem[] {
  54                 new ContributionItem() {
  55                     @Override
  56                     public void fill(Menu menu, int index) {
  57                         MenuItem addItem = new MenuItem(menu, SWT.CASCADE);
  58                         addItem.setText(Messages.CreateDerivateContextMenu_ADD);
  59                         Menu addMenu = new Menu(menu);
  60                         addItem.setMenu(addMenu);
  61                         final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
  62                         final ISelection selection = window.getActivePage().getSelection();
  63                         TreeNode selectedTreeNode = EditorUtil.getTreeNodeOfSelection(selection);
  64                         if(selectedTreeNode!=null){
  65                             //context menu for FieldUnit
  66                             if(selectedTreeNode.getValue() instanceof FieldUnit){
  67                                 createMenuItem(addMenu, SPECIMEN, selectedTreeNode, DerivedUnit.class, SpecimenOrObservationType.PreservedSpecimen, DerivationEventType.GATHERING_IN_SITU());
  68                                 new MenuItem(addMenu, SWT.SEPARATOR);
  69                                 createMenuItem(addMenu, TISSUE_SAMPLE, selectedTreeNode, DnaSample.class, SpecimenOrObservationType.TissueSample, DerivationEventType.PREPARATION());
  70                                 createMenuItem(addMenu, DNA_SAMPLE, selectedTreeNode, DnaSample.class, SpecimenOrObservationType.DnaSample, DerivationEventType.DNA_EXTRACTION());
  71                                 createMenuItem(addMenu, MEDIA_SPECIMEN, selectedTreeNode, MediaSpecimen.class, SpecimenOrObservationType.Media, DerivationEventType.ACCESSIONING());
  72                             }
  73                             //context menu for Specimen
  74                             else if(selectedTreeNode.getValue() instanceof DerivedUnit && ((DerivedUnit)selectedTreeNode.getValue()).getRecordBasis()==SpecimenOrObservationType.PreservedSpecimen){
  75
  76                                 createMenuItem(addMenu, TISSUE_SAMPLE, selectedTreeNode, DnaSample.class, SpecimenOrObservationType.TissueSample, DerivationEventType.PREPARATION());
  77                                 createMenuItem(addMenu, DNA_SAMPLE, selectedTreeNode, DnaSample.class, SpecimenOrObservationType.DnaSample, DerivationEventType.DNA_EXTRACTION());
  78                                 createMenuItem(addMenu, MEDIA_SPECIMEN, selectedTreeNode, MediaSpecimen.class, SpecimenOrObservationType.Media, DerivationEventType.ACCESSIONING());
  79                             }
  80                             //context menu for TissueSample
  81                             else if(selectedTreeNode.getValue() instanceof DnaSample && ((DnaSample)selectedTreeNode.getValue()).getRecordBasis()==SpecimenOrObservationType.TissueSample){
  82                                 createMenuItem(addMenu, DNA_SAMPLE, selectedTreeNode, DnaSample.class, SpecimenOrObservationType.DnaSample, DerivationEventType.DNA_EXTRACTION());
  83                                 createMenuItem(addMenu, MEDIA_SPECIMEN, selectedTreeNode, MediaSpecimen.class, SpecimenOrObservationType.Media, DerivationEventType.ACCESSIONING());
  84                             }
  85                             //context menu for DnaSample
  86                             else if(selectedTreeNode.getValue() instanceof DnaSample && ((DnaSample)selectedTreeNode.getValue()).getRecordBasis()==SpecimenOrObservationType.DnaSample){
  87                                 createMenuItem(addMenu, CONSENSUS_SEQUENCE, selectedTreeNode, Sequence.class, null, null);
  88                                 createMenuItem(addMenu, MEDIA_SPECIMEN, selectedTreeNode, MediaSpecimen.class, SpecimenOrObservationType.Media, DerivationEventType.ACCESSIONING());
  89                             }
  90                             //context menu for Sequence
  91                             else if(selectedTreeNode.getValue() instanceof Sequence){
  92                                 createMenuItem(addMenu, SINGLE_READ, selectedTreeNode, SingleRead.class, null, null);
  93                             }
  94                             //default
  95                             else{
  96                                 MenuItem menuItem = new MenuItem(addMenu, SWT.NONE);
  97                                 menuItem.setText(Messages.CreateDerivateContextMenu_NO_CHILD_DERIVATE);
  98                                 menuItem.setEnabled(false);
  99                             }
 100                         }
 101                     }
 102
 103
 104                 }
 105         };
 106         return contributionItems;
 107     }
 108
 109     private void createMenuItem(Menu menu, String menuLabel, final TreeNode selectedNode, Class<?> childClass, final SpecimenOrObservationType specimenType, final DerivationEventType derivationEventType) {
 110         if(specimenType!=null && specimenType.equals(SpecimenOrObservationType.Media)){
 111             //media submenu
 112             MenuItem mediaItem = new MenuItem(menu, SWT.CASCADE);
 113             mediaItem.setText(Messages.CreateDerivateContextMenu_MEDIA);
 114             Menu mediaMenu = new Menu(menu);
 115             mediaItem.setMenu(mediaMenu);
 116
 117             //media specimen menu
 118             MenuItem menuItem = new MenuItem(mediaMenu, SWT.NONE);
 119             menuItem.setText(menuLabel);
 120             menuItem.addSelectionListener(new WidgetSelectionListener(selectedNode, childClass, specimenType, derivationEventType));
 121
 122             //existing media menu
 123             MenuItem existingMediaItem = new MenuItem(mediaMenu, SWT.NONE);
 124             existingMediaItem.setText(Messages.CreateDerivateContextMenu_MEDIA_EXISTING);
 125             existingMediaItem.addSelectionListener(new SelectionAdapter() {
 126                 @Override
 127                 public void widgetSelected(SelectionEvent e) {
 128                     //select media
 129                     Media media = MediaSelectionDialog.select(AbstractUtility.getShell(), null, null);
 130                     if(media!=null){
 131                         //create MediaSpecimen
 132                         MediaSpecimen mediaSpecimen = MediaSpecimen.NewInstance(specimenType);
 133                         mediaSpecimen.setMediaSpecimen(media);
 134
 135                         //attach to parent
 136                         if(selectedNode.getValue() instanceof SpecimenOrObservationBase){
 137                             SpecimenOrObservationBase<?> specimenOrObservationBase = (SpecimenOrObservationBase<?>)selectedNode.getValue();
 138
 139                             specimenOrObservationBase.addDerivationEvent(DerivationEvent.NewSimpleInstance(specimenOrObservationBase, mediaSpecimen, derivationEventType));
 140                             mediaSpecimen.setCacheStrategy(new DerivedUnitFacadeCacheStrategy());
 141                             mediaSpecimen.getTitleCache(); //update title cache
 142                             if(CdmStore.getCurrentSessionManager().isRemoting()) {
 143                                 CdmStore.getService(IOccurrenceService.class).merge(specimenOrObservationBase, true);
 144                             }
 145                         }
 146
 147                         //refresh view
 148                         DerivateView derivateView = null;
 149                         if(AbstractUtility.getActivePart() instanceof DerivateView){
 150                             derivateView = (DerivateView) AbstractUtility.getActivePart();
 151                         }
 152                         if(derivateView!=null){
 153
 154                             derivateView.getConversationHolder().commit();
 155                             derivateView.refreshTree(mediaSpecimen);
 156                         }
 157                     }
 158                 }
 159             });
 160         }
 161         else{
 162             MenuItem menuItem = new MenuItem(menu, SWT.NONE);
 163             menuItem.setText(menuLabel);
 164             menuItem.addSelectionListener(new WidgetSelectionListener(selectedNode, childClass, specimenType, derivationEventType));
 165         }
 166     }
 167
 168     private class WidgetSelectionListener extends SelectionAdapter{
 169
 170         private final TreeNode selectedNode;
 171         //TODO: we need a common interface for the generic like e.g. "IDerivateHierarchyNode"
 172         private final Class<?> childClass;
 173         private final SpecimenOrObservationType specimenType;
 174         private final DerivationEventType derivationEventType;
 175
 176         /**
 177          * @param selectedNode
 178          * @param specimenType
 179          */
 180         public WidgetSelectionListener(TreeNode selectedNode, Class<?> childClass, SpecimenOrObservationType specimenType, DerivationEventType derivationEventType) {
 181             this.selectedNode = selectedNode;
 182             this.childClass = childClass;
 183             this.specimenType = specimenType;
 184             this.derivationEventType = derivationEventType;
 185         }
 186
 187         @Override
 188         public void widgetSelected(SelectionEvent e) {
 189             DerivateView derivateView = null;
 190             if(AbstractUtility.getActivePart() instanceof DerivateView){
 191                 derivateView = (DerivateView) AbstractUtility.getActivePart();
 192             }
 193             if(derivateView!=null){
 194                 if(derivateView.isDirty()){
 195                     e.doit = false;
 196                     MessagingUtils.warningDialog(DerivateView.VIEW_HAS_UNSAVED_CHANGES, this, DerivateView.YOU_NEED_TO_SAVE_BEFORE_PERFORMING_THIS_ACTION);
 197                     return;
 198                 }
 199             }
 200
 201             Object createdElement = null;
 202             Object selectedDerivate = selectedNode.getValue();
 203             if(selectedDerivate instanceof DnaSample && ((DnaSample) selectedDerivate).getRecordBasis()==SpecimenOrObservationType.DnaSample){
 204                 DnaSample dnaSample = (DnaSample)selectedDerivate;
 205                 if(childClass.equals(Sequence.class)){
 206                     Sequence newInstance = Sequence.NewInstance(dnaSample, "", 0); //$NON-NLS-1$
 207                     createdElement = newInstance;
 208                 }
 209                 if(CdmStore.getCurrentSessionManager().isRemoting()) {
 210                     CdmStore.getService(IOccurrenceService.class).merge((SpecimenOrObservationBase) selectedDerivate, true);
 211                 }
 212             }
 213             else if(selectedDerivate instanceof Sequence){
 214                 SingleRead newInstance = SingleRead.NewInstance();
 215                 ((Sequence) selectedDerivate).addSingleRead(newInstance);
 216                 createdElement = newInstance;
 217                 if(CdmStore.getCurrentSessionManager().isRemoting()) {
 218                     CdmApplicationState.getCurrentAppConfig().getSequenceService().merge((Sequence)selectedDerivate, true);
 219                 }
 220             }
 221             if(selectedDerivate instanceof SpecimenOrObservationBase && DerivedUnit.class.isAssignableFrom(childClass)){
 222                 SpecimenOrObservationBase<?> specimenOrObservationBase = (SpecimenOrObservationBase<?>)selectedDerivate;
 223                 DerivedUnit derivedUnit;
 224                 if(childClass.equals(DnaSample.class)){
 225                     derivedUnit = DnaSample.NewInstance();
 226                     if(specimenType==SpecimenOrObservationType.DnaSample){
 227                         derivedUnit.setRecordBasis(SpecimenOrObservationType.DnaSample);
 228                     }
 229                     else if(specimenType==SpecimenOrObservationType.TissueSample){
 230                         derivedUnit.setRecordBasis(SpecimenOrObservationType.TissueSample);
 231                     }
 232                 }
 233                 else if(childClass.equals(MediaSpecimen.class)){
 234                     derivedUnit = MediaSpecimen.NewInstance(specimenType);
 235                     //a MediaSpecimen with no media attached does not make sense. Hence we add one
 236                     ((MediaSpecimen)derivedUnit).setMediaSpecimen(Media.NewInstance());
 237                 }
 238                 else{
 239                     derivedUnit = DerivedUnit.NewInstance(specimenType);
 240                 }
 241                 specimenOrObservationBase.addDerivationEvent(DerivationEvent.NewSimpleInstance(specimenOrObservationBase, derivedUnit, derivationEventType));
 242                 derivedUnit.setCacheStrategy(new DerivedUnitFacadeCacheStrategy());
 243                 derivedUnit.getTitleCache(); //update title cache
 244                 createdElement = derivedUnit;
 245                 if(CdmStore.getCurrentSessionManager().isRemoting()) {
 246                     CdmStore.getService(IOccurrenceService.class).merge((SpecimenOrObservationBase) selectedDerivate, true);
 247                 }
 248             }
 249
 250             //refresh view
 251             if(derivateView!=null){
 252                 derivateView.getConversationHolder().commit();
 253                 derivateView.refreshTree(createdElement);
 254             }
 255         }
 256     }
 257
 258 }