eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/handler/DeleteDerivateHandler.java

   1 /**
   2  * Copyright (C) 2007 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
  10 package eu.etaxonomy.taxeditor.editor.view.derivate.handler;
  11
  12 import org.eclipse.core.commands.ExecutionEvent;
  13 import org.eclipse.core.commands.common.NotDefinedException;
  14 import org.eclipse.core.commands.operations.AbstractOperation;
  15 import org.eclipse.core.commands.operations.IUndoContext;
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.core.runtime.Status;
  18 import org.eclipse.jface.viewers.IStructuredSelection;
  19 import org.eclipse.jface.viewers.TreeNode;
  20 import org.eclipse.ui.IEditorPart;
  21 import org.eclipse.ui.IWorkbenchPart;
  22 import org.eclipse.ui.handlers.HandlerUtil;
  23
  24 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  25 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  26 import eu.etaxonomy.cdm.api.service.DeleteResult;
  27 import eu.etaxonomy.cdm.api.service.IOccurrenceService;
  28 import eu.etaxonomy.cdm.api.service.config.SpecimenDeleteConfigurator;
  29 import eu.etaxonomy.cdm.api.service.molecular.ISequenceService;
  30 import eu.etaxonomy.cdm.model.common.CdmBase;
  31 import eu.etaxonomy.cdm.model.molecular.Sequence;
  32 import eu.etaxonomy.cdm.model.molecular.SingleRead;
  33 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  34 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  35 import eu.etaxonomy.taxeditor.editor.internal.TaxeditorEditorPlugin;
  36 import eu.etaxonomy.taxeditor.editor.l10n.Messages;
  37 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  38 import eu.etaxonomy.taxeditor.editor.view.derivate.operation.DeleteDerivateOperation;
  39 import eu.etaxonomy.taxeditor.model.DeleteResultMessagingUtils;
  40 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  41 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  42 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  43 import eu.etaxonomy.taxeditor.operation.RemotingCdmHandler;
  44 import eu.etaxonomy.taxeditor.store.CdmStore;
  45 import eu.etaxonomy.taxeditor.ui.dialog.configurator.deleteConfigurator.DeleteConfiguratorDialog;
  46 import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateLabelProvider;
  47
  48 /**
  49  *
  50  * @author pplitzner
  51  * @date Oct 21, 2014
  52  *
  53  */
  54 public class DeleteDerivateHandler extends RemotingCdmHandler {
  55
  56     SpecimenDeleteConfigurator deleteConfigurator;
  57     IEditorPart editor;
  58     TreeNode node;
  59
  60     /**
  61      * @param label
  62      */
  63     public DeleteDerivateHandler(String label) {
  64         super(label);
  65
  66     }
  67
  68     /**
  69      * @param label
  70      */
  71     public DeleteDerivateHandler() {
  72         super(Messages.DeleteDerivateHandler_LABEL);
  73
  74     }
  75
  76 //    /** {@inheritDoc} */
  77 //    @Override
  78 //    public Object execute(ExecutionEvent event) throws ExecutionException {
  79 //        IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getActiveSite(event).getSelectionProvider().getSelection();
  80 //
  81 //        IWorkbenchPart part = HandlerUtil.getActivePart(event);
  82 //        IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  83 //
  84 //        try {
  85 //            String label = event.getCommand().getName();
  86 //
  87 //            IUndoContext undoContext = EditorUtil.getUndoContext();
  88 //
  89 //            if(selection.size()>0){
  90 //                Object object = selection.iterator().next();
  91 //
  92 //                if(object instanceof TreeNode){
  93 //                    Object value = ((TreeNode) object).getValue();
  94 //                    if(value instanceof SpecimenOrObservationBase<?> || value instanceof Sequence || value instanceof SingleRead){
  95 //                        if(postOperationEnabled instanceof IConversationEnabled){
  96 //                            ConversationHolder conversationHolder = ((IConversationEnabled) postOperationEnabled).getConversationHolder();
  97 //                            label += " "+DerivateLabelProvider.getDerivateText(value, conversationHolder); //$NON-NLS-1$
  98 //                        }
  99 //                        SpecimenDeleteConfigurator config = new SpecimenDeleteConfigurator();
 100 //                        boolean deepDelete = event.getCommand().getId().equals("eu.etaxonomy.taxeditor.editor.derivate.deepDelete"); //$NON-NLS-1$
 101 //                        config.setDeleteChildren(deepDelete);
 102 //                        config.setDeleteMolecularData(deepDelete);
 103 //                        DeleteDerivateOperation deleteDerivateOperation = new DeleteDerivateOperation(label, undoContext, (CdmBase) value, (TreeNode) object, postOperationEnabled, config);
 104 //                        IStatus status = AbstractUtility.executeOperation(deleteDerivateOperation);
 105 //                        DerivateView derivateView = (DerivateView)postOperationEnabled;
 106 //                        if(derivateView.postOperation(null)){
 107 //                            derivateView.remove(object);
 108 //
 109 //                           // derivateView.updateRootEntities();
 110 //                            //update DerivateView
 111 //
 112 //
 113 //                        }
 114 //                    }
 115 //                }
 116 //                else{
 117 //                    MessagingUtils.error(getClass(), Messages.DeleteDerivateHandler_INVALID_SELECTION, null);
 118 //                }
 119 //            }
 120 //
 121 //        } catch (NotDefinedException e) {
 122 //            MessagingUtils.warn(getClass(), "Command name not set"); //$NON-NLS-1$
 123 //        }
 124 //        return null;
 125 //    }
 126
 127     /**
 128      * {@inheritDoc}
 129      */
 130     @Override
 131     public IStatus allowOperations(ExecutionEvent event) {
 132         //check whether object can be deleted
 133         editor = HandlerUtil.getActiveEditor(event);
 134         IStructuredSelection selection = (IStructuredSelection) HandlerUtil
 135                 .getCurrentSelection(event);
 136         AbstractPostOperation operation;
 137         deleteConfigurator = new SpecimenDeleteConfigurator();
 138
 139         String confirmationQuestion = Messages.DeleteDerivateOperation_REALLY_DELETE;
 140         if(deleteConfigurator.isDeleteChildren()){
 141             confirmationQuestion += Messages.DeleteDerivateOperation_AND_CHILDREN;
 142         }
 143
 144         if(editor.isDirty()){
 145             MessagingUtils.warningDialog(DerivateView.VIEW_HAS_UNSAVED_CHANGES, this, DerivateView.YOU_NEED_TO_SAVE_BEFORE_PERFORMING_THIS_ACTION);
 146             return Status.CANCEL_STATUS;
 147         }
 148
 149         confirmationQuestion += "?"; //$NON-NLS-1$
 150         if(!DeleteConfiguratorDialog.openConfirmWithConfigurator(deleteConfigurator, null, Messages.DeleteDerivateOperation_CONFIRM, confirmationQuestion)){
 151             return Status.CANCEL_STATUS;
 152         }
 153         Object object = selection.iterator().next();
 154         DeleteResult deleteResult;
 155         if(object instanceof TreeNode){
 156             Object value = ((TreeNode) object).getValue();
 157             if(value instanceof SpecimenOrObservationBase<?> || value instanceof Sequence || value instanceof SingleRead){
 158                 if (value instanceof Sequence || value instanceof SingleRead){
 159                     deleteResult = CdmStore.getService(ISequenceService.class).isDeletable(((CdmBase)value).getUuid(), deleteConfigurator);
 160                 } else{
 161                     deleteResult = CdmStore.getService(IOccurrenceService.class).isDeletable(((CdmBase)value).getUuid(), deleteConfigurator);
 162                 }
 163                 if (deleteResult.isOk() || deleteResult.getExceptions().isEmpty()){ return Status.OK_STATUS;}
 164                 else{
 165                     if (!deleteResult.isOk()){
 166                         DeleteResultMessagingUtils.messageDialogWithDetails(deleteResult, Messages.DeleteDerivateOperation_DELETE_FAILED, TaxeditorEditorPlugin.PLUGIN_ID);
 167                     } else {
 168                         if (!deleteResult.getExceptions().isEmpty()){
 169                             DeleteResultMessagingUtils.messageDialogWithDetails(deleteResult, Messages.DeleteDerivateHandler_SUCCESSFULL_BUT_EXCEPTIONS, TaxeditorEditorPlugin.PLUGIN_ID);
 170                         }
 171                     }
 172
 173                     return Status.CANCEL_STATUS;
 174                     }
 175             }
 176
 177         }
 178
 179         return Status.CANCEL_STATUS;
 180
 181     }
 182
 183     /**
 184      * {@inheritDoc}
 185      */
 186     @Override
 187     public AbstractOperation prepareOperation(ExecutionEvent event) {
 188         IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getActiveSite(event).getSelectionProvider().getSelection();
 189
 190         IWorkbenchPart part = HandlerUtil.getActivePart(event);
 191         IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
 192
 193         try {
 194             String label = event.getCommand().getName();
 195
 196             IUndoContext undoContext = EditorUtil.getUndoContext();
 197
 198             if(selection.size()>0){
 199                 Object object = selection.iterator().next();
 200
 201                 if(object instanceof TreeNode){
 202                     node = (TreeNode)object;
 203                     Object value = ((TreeNode) object).getValue();
 204                     if(value instanceof SpecimenOrObservationBase<?> || value instanceof Sequence || value instanceof SingleRead){
 205                         if(postOperationEnabled instanceof IConversationEnabled){
 206                             ConversationHolder conversationHolder = ((IConversationEnabled) postOperationEnabled).getConversationHolder();
 207                             label += " "+DerivateLabelProvider.getDerivateText(value, conversationHolder); //$NON-NLS-1$
 208                         }
 209
 210
 211                         DeleteDerivateOperation deleteDerivateOperation = new DeleteDerivateOperation(label, undoContext, (CdmBase) value, (TreeNode) object, postOperationEnabled, this.deleteConfigurator);
 212                         return deleteDerivateOperation;
 213                     }
 214                 }
 215             }
 216         } catch (NotDefinedException e) {
 217             MessagingUtils.warn(getClass(), "Command name not set"); //$NON-NLS-1$
 218         }
 219         return null;
 220
 221     }
 222
 223     /**
 224      * {@inheritDoc}
 225      */
 226     @Override
 227     public void onComplete() {
 228
 229         IPostOperationEnabled postOperationEnabled = (editor instanceof IPostOperationEnabled) ? (IPostOperationEnabled) editor : null;
 230         if (postOperationEnabled != null){
 231             DerivateView derivateView = (DerivateView)postOperationEnabled;
 232           if(derivateView.postOperation(null)){
 233               derivateView.remove(node);
 234
 235           }
 236         }
 237     }
 238 }