package com.c2kernel.lifecycle.instance.gui.model;
import java.awt.Point;
import java.io.Serializable;
import java.util.HashMap;

import javax.swing.JOptionPane;

import com.c2kernel.graph.model.GraphModelManager;
import com.c2kernel.graph.model.TypeNameAndConstructionInfo;
import com.c2kernel.graph.model.VertexFactory;
import com.c2kernel.lifecycle.ActivityDef;
import com.c2kernel.lifecycle.chooser.ActivityChooser;
import com.c2kernel.lifecycle.chooser.WorkflowDialogue;
import com.c2kernel.lifecycle.instance.Activity;
import com.c2kernel.lifecycle.instance.CompositeActivity;
import com.c2kernel.utils.Language;
import com.c2kernel.utils.LocalObjectLoader;
import com.c2kernel.utils.Resource;
public class WfVertexFactory implements VertexFactory, WorkflowDialogue
{
	protected CompositeActivity mRootAct = null;
	@Override
	public void create(GraphModelManager graphModelManager, Point location, TypeNameAndConstructionInfo typeNameAndConstructionInfo)
	{
		String vertexTypeId = null;
		if (mRootAct != null && typeNameAndConstructionInfo.mInfo instanceof String)
		{
			vertexTypeId = (String) typeNameAndConstructionInfo.mInfo;
			if (vertexTypeId.equals("Atomic") || vertexTypeId.equals("Composite"))
			{
				HashMap<String, Serializable> mhm = new HashMap<String, Serializable>();
				mhm.put("P1", vertexTypeId);
				mhm.put("P2", location);
				//************************************************
				ActivityChooser a =
					new ActivityChooser(
						Language.translate("Please enter a Type for the new activity"),
						Language.translate("New " + vertexTypeId + " Activity"),
						Resource.getImageResource("graph/newvertex_large.png").getImage(),
						this,
						mhm);
				a.setVisible(true);
			}
			else
				mRootAct.newChild(vertexTypeId, location);
		}
	}
	@Override
	public void setCreationContext(Object newContext)
	{
		if (newContext != null && newContext instanceof CompositeActivity)
			mRootAct = (CompositeActivity) newContext;
	}
	@Override
	public void loadThisWorkflow(String newName, HashMap<?, ?> hashMap)
	{
		String vertexTypeId = (String) hashMap.get("P1");
		Point location = (Point) hashMap.get("P2");
		if (newName == null)
			return;


		String unicName = newName;
		while (mRootAct.search(mRootAct.getPath() + "/" + unicName) != null)
		{
			unicName =
				(String) JOptionPane.showInputDialog(
					null,
					Language.translate("Activity name not unique. Please give another."),
					Language.translate("New " + vertexTypeId + " Activity"),
					JOptionPane.QUESTION_MESSAGE,
					Resource.getImageResource("graph/newvertex_large.png"),
					null,
					null);
			if (newName.equals(""))
				return;
		}
		Activity act = null;
		try
		{
			ActivityDef actD = LocalObjectLoader.getActDef(newName, "last");
			act = (Activity)actD.instantiate(unicName);
		}
		catch (Exception e)
		{
		}
		if (act == null)
			mRootAct.newChild(unicName, vertexTypeId, location);
		else
			mRootAct.newExistingChild(act, unicName, location);
	}
}