/*******************************************************************************
 * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     VTT Technical Research Centre of Finland - initial API and implementation
 *******************************************************************************/
package fi.vtt.simantics.processeditor.actions;

import java.util.List;

import org.simantics.db.Graph;
import org.simantics.db.GraphRequestStatus;
import org.simantics.db.Resource;
import org.simantics.layer0.utils.EntityFactory;
import org.simantics.layer0.utils.IEntity;
import org.simantics.proconf.g3d.actions.WriteAction;
import org.simantics.proconf.g3d.base.ThreeDimensionalEditorBase;


import fi.vtt.simantics.processeditor.ProcessResource;
import fi.vtt.simantics.processeditor.common.PipingTools2;
import fi.vtt.simantics.processeditor.stubs.PipelineComponent;

public class ReversePipelineAction extends WriteAction {
	
	public ReversePipelineAction(ThreeDimensionalEditorBase parent) {
		super(parent,false);
	}

	@Override
	public boolean usable(Graph graph, List<Resource> resources) {
		if (resources.size() != 1)
			return false;
		IEntity t = EntityFactory.create(graph, resources.get(0));
		return (t.isInstanceOf(ProcessResource.plant3Dresource.PipelineComponent));
	}
	
	@Override
	public GraphRequestStatus doChanges(Graph graph) throws Exception {
		Resource r = parent.getSelectionAdapter().getSelectedResources().get(0);
		PipelineComponent comp = new PipelineComponent(graph, r);
		PipingTools2.reversePipeRun(PipingTools2.getPipeRun(comp));

		return GraphRequestStatus.transactionComplete();
	}

	
	@Override
	public void init() {
		this.setText("Reverse pipeline");
	}

}