EDIT

// $Id$

/**

* Copyright (C) 2007 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.taxeditor.navigation.navigator.operation;

import org.eclipse.core.commands.ExecutionException;

import org.eclipse.core.commands.operations.IUndoContext;

import org.eclipse.core.runtime.IAdaptable;

import org.eclipse.core.runtime.IProgressMonitor;

import org.eclipse.core.runtime.IStatus;

import org.eclipse.core.runtime.Status;

import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;

import eu.etaxonomy.cdm.api.service.ITaxonNodeService;

import eu.etaxonomy.cdm.api.service.UpdateResult;

import eu.etaxonomy.cdm.api.service.config.TaxonDeletionConfigurator;

import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;

import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;

import eu.etaxonomy.cdm.model.taxon.Taxon;

import eu.etaxonomy.cdm.model.taxon.TaxonNode;

import eu.etaxonomy.taxeditor.model.MessagingUtils;

import eu.etaxonomy.taxeditor.navigation.internal.TaxeditorNavigationPlugin;

import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;

import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;

import eu.etaxonomy.taxeditor.store.CdmStore;

/**

 * <p>ChangeAcceptedTaxonToSynonymOperation class.</p>

 *

 * @author n.hoffmann

 * @created Jan 4, 2010

 * @version 1.0

 */

public class ChangeAcceptedTaxonToSynonymOperation extends

	DeleteOperation {

	private final TaxonNode newAcceptedTaxonNode;

	private final ICdmEntitySessionEnabled cdmEntitySessionEnabled;

	//private TaxonNode oldTaxonNode;

	/**

	 * <p>Constructor for ChangeAcceptedTaxonToSynonymOperation.</p>

	 *

	 * @param label a {@link java.lang.String} object.

	 * @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.

	 * @param postOperationEnabled a {@link eu.etaxonomy.taxeditor.operation.IPostOperationEnabled} object.

	 * @param oldTaxonNode a {@link eu.etaxonomy.cdm.model.taxon.TaxonNode} object.

	 * @param newAcceptedTaxonNode a {@link eu.etaxonomy.cdm.model.taxon.TaxonNode} object.

	 * @param conversationEnabled a {@link eu.etaxonomy.cdm.api.conversation.IConversationEnabled} object.

	 */

	public ChangeAcceptedTaxonToSynonymOperation(String label,

			IUndoContext undoContext,

			ITaxonTreeNode oldTaxonNode,

			TaxonNode newAcceptedTaxonNode,

			IPostOperationEnabled postOperationEnabled,

			IConversationEnabled conversationEnabled,

            ICdmEntitySessionEnabled cdmEntitySessionEnabled) {

		super(label, undoContext, oldTaxonNode, new TaxonDeletionConfigurator(),postOperationEnabled, conversationEnabled, cdmEntitySessionEnabled);

		this.newAcceptedTaxonNode = newAcceptedTaxonNode;

		this.cdmEntitySessionEnabled = cdmEntitySessionEnabled;

	}

	/* (non-Javadoc)

	 * @see org.eclipse.core.commands.operations.AbstractOperation#execute(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)

	 */

	/** {@inheritDoc} */

	@Override

	public IStatus execute(IProgressMonitor monitor, IAdaptable info)

			throws ExecutionException {

		monitor.worked(20);

		bind();

    	Taxon oldTaxon = HibernateProxyHelper.deproxy(((TaxonNode) taxonNode).getTaxon(), Taxon.class);

    	Taxon newAcceptedTaxon = HibernateProxyHelper.deproxy(newAcceptedTaxonNode.getTaxon(), Taxon.class);

		try {

		    UpdateResult result = CdmStore.getService(ITaxonNodeService.class).makeTaxonNodeASynonymOfAnotherTaxonNode(taxonNode.getUuid(), newAcceptedTaxonNode.getUuid(), null, null, null);

		    if (!result.getExceptions().isEmpty() && result.isOk()){

		    	String separator = ", ";

			    String exceptionString = "";

			    int count = result.getExceptions().size();

			    int n = 0;

			    for (Exception exception : result.getExceptions()) {

			        n++;

		            exceptionString += exception.getLocalizedMessage();

		            if (n<count){

		                exceptionString += separator;

		            }

		        }

		    	MessagingUtils.informationDialog("Synonym created but taxon deletion not possible.", exceptionString);

		    } else if (result.isAbort() || result.isError()){

		    	MessagingUtils.errorDialog("Synonym creation not possible", null, result.toString(), TaxeditorNavigationPlugin.PLUGIN_ID, null, true);

		    }

		} catch (IllegalArgumentException e) {

            MessagingUtils.errorDialog("Operation failed", this, e.getMessage(), TaxeditorNavigationPlugin.PLUGIN_ID, e, false);

            return Status.CANCEL_STATUS;

        }

		monitor.worked(40);

		return postExecute(oldTaxon);

	}

	/* (non-Javadoc)

	 * @see org.eclipse.core.commands.operations.AbstractOperation#redo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)

	 */

	/** {@inheritDoc} */

	@Override

	public IStatus redo(IProgressMonitor monitor, IAdaptable info)

			throws ExecutionException {

		// TODO Auto-generated method stub

		return null;

	}

	/* (non-Javadoc)

	 * @see org.eclipse.core.commands.operations.AbstractOperation#undo(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)

	 */

	/** {@inheritDoc} */

	@Override

	public IStatus undo(IProgressMonitor monitor, IAdaptable info)

			throws ExecutionException {

		// TODO Auto-generated method stub

		return null;

	}

}