package com.c2kernel.lifecycle.instance;

import java.awt.Point;
import java.io.IOException;
import java.util.Vector;

import com.c2kernel.lookup.AgentPath;
import com.c2kernel.utils.CastorHashMap;
import com.c2kernel.utils.Logger;

/**
 * @version $Revision: 1.26 $ $Date: 2006/03/03 13:52:21 $
 * @author  $Author: abranson $
 */
public class ParserWF
{
    static Vector<String[]> nexts;
    static String file = "";
    static int i;
    static CastorHashMap mInfo = new CastorHashMap();

    /**
     * Method addStep.
     * @param act
     * @param xmlfile
     * @return CompositeActivity
     * @throws IOException
     */
    /**
     * @associates <{com.c2kernel.lifecycle.instance.Workflow}>
     * @label creates
     */
    public static CompositeActivity addStep(CompositeActivity act, String xmlfile, AgentPath agent) throws IOException
    {
        nexts = new Vector<String[]>(1, 1);
        i = 0;
        file = xmlfile;
        while (i < file.length() - 5)
        {
            if (file.substring(i, i + 5).equals("<STEP"))
            {
                readStep(act);
            }
            else
            {
                i++;
            }
        }
        boolean flag = false;
        for (int j = 0; j < nexts.size(); j++)
        {
            for (int k = j + 1; k < nexts.size(); k++)
            {
                if (nexts.elementAt(j)[0].equals(nexts.elementAt(k)[0]))
                {
                    int tmp = act.newSplitChild("And", new Point(0, 0)).getID();
                    ((WfVertex) act.search(nexts.elementAt(k)[0])).addNext(act.search(tmp));
                    ((Split) act.search(tmp)).addNext((WfVertex) act.search(nexts.elementAt(k)[1]));
                    ((Split) act.search(tmp)).addNext((WfVertex) act.search(nexts.elementAt(j)[1]));
                    nexts.removeElementAt(k--);
                    flag = true;
                }
            }
            if (flag)
            {
                nexts.removeElementAt(j--);
            }
            flag = false;
        }
        for (int j = 0; j < nexts.size(); j++)
        {
            for (int k = j + 1; k < nexts.size(); k++)
            {
                if (nexts.elementAt(j)[1].equals(nexts.elementAt(k)[1]))
                {
                    int tmp = act.newJoinChild(new Point(0, 0)).getID();
                    ((WfVertex) act.search(nexts.elementAt(j)[0])).addNext(act.search(tmp));
                    ((WfVertex) act.search(nexts.elementAt(k)[0])).addNext(act.search(tmp));
                    ((Join) act.search(tmp)).addNext(nexts.elementAt(j)[1]);
                    nexts.removeElementAt(k--);
                    flag = true;
                }
            }
            if (flag)
            {
                nexts.removeElementAt(j--);
            }
            flag = false;
        }
        for (int j = 0; j < nexts.size(); j++)
        {
            Logger.msg(
                7,
                "try to add next " + nexts.elementAt(j)[1] + " to " + nexts.elementAt(j)[0]);
            ((Activity) act.search(nexts.elementAt(j)[0])).addNext(nexts.elementAt(j)[1]);
        }
        if (act instanceof Workflow)
            try
            {
                act.run(agent);
            }
            catch (Exception ex)
            {
                Logger.error(ex);
            }
        return act;
    }

    private static void readStep(CompositeActivity parent)
    {
        Activity act = null;
        String[] step = new String[15];
        for (int j = 0; j < 15; j++)
        {
            step[j] = "";
        }
        i += 5;
        while (!file.substring(i, i + 7).equals("</STEP>"))
        {
            if (file.substring(i, i + 5).equals("<STEP"))
            {
                Logger.msg(7, "<STEP");
                if (!step[14].equals("done"))
                {
                    act = parent.newCompChild(step[0], step[12].startsWith("true"), new Point(0, 0));
                }
                readStep((CompositeActivity) act);
                step[14] = "done";
            }
            else if (file.substring(i, i + 3).equals("Id="))
            {
                Logger.msg(7, "Id=");
                i += 4;
                int j = 0;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[0] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 6).equals("Alias="))
            {
                Logger.msg(7, "Alias=");
                i += 7;
                int j = 0;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[10] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 9).equals("Resource="))
            {
                Logger.msg(7, "Ressource=");
                i += 10;
                int j = 0;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[1] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 6).equals("First="))
            {
                Logger.msg(7, "First=");
                i += 7;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[12] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 3).equals("LC="))
            {
                Logger.msg(7, "LC=");
                i += 4;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[2] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 3).equals("WC="))
            {
                Logger.msg(7, "WC=");
                i += 4;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[3] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 6).equals("Posts="))
            {
                Logger.msg(7, "Posts=");
                i += 7;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[4] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 17).equals("Preparation-Time="))
            {
                Logger.msg(7, "Preparation-Time=");
                i += 18;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[5] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 12).equals("Active-Time="))
            {
                Logger.msg(7, "Active-Time=");
                i += 13;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[6] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 13).equals("OP-Startdate="))
            {
                Logger.msg(7, "OP-Startdate=");
                i += 14;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[7] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 11).equals("OP-Enddate="))
            {
                Logger.msg(7, "OP-Enddate=");
                i += 12;
                int j = 0;
                ;
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                step[8] = file.substring(i, i + j);
                i += (j + 1);
            }
            else if (file.substring(i, i + 13).equals("<DESCRIPTION>"))
            {
                Logger.msg(7, "<DESCRIPTION>");
                i += 13;
                int j = 0;
                ;
                while (file.charAt(i + j) != '<')
                {
                    j++;
                }
                step[9] = file.substring(i, i + j);
                i += (j + 14);
            }
            else if (file.substring(i, i + 6).equals("<NEXT>"))
            {
                Logger.msg(7, "<NEXT>");
                i += 6;
                int j = 0;
                ;
                String[] tmp = new String[2];
                while (file.charAt(i + j) != '<')
                {
                    j++;
                }
                tmp[0] = step[0];
                tmp[0] = parent.getPath() + "/" + tmp[0];
                tmp[1] = file.substring(i, i + j);
                tmp[1] = parent.getPath() + "/" + tmp[1];
                nexts.addElement(tmp);
                i += (j + 8);
                Logger.msg(7, "</NEXT>");
            }
            else if (file.substring(i, i + 5).equals("Path="))
            {
                Logger.msg(7, "Path=");
                i += 6;
                int j = 0;
                ;
                step[11] = file.substring(i, i + j);
                while (file.charAt(i + j) != '"')
                {
                    j++;
                }
                i += (j + 1);
            }
            else
            {
                i++;
            }
        }
        i += 7;
        if (!step[14].equals("done"))
            act = parent.newAtomChild(step[0], step[12].startsWith("true"), new Point(0, 0));
        Logger.msg(7, "Step Created");

        try
        {
            Logger.msg(7, "Starting to create info");
            if (!step[1].equals(""))
                act.getProperties().put("Agent ID", step[1]);
            if (!step[2].equals(""))
                act.getProperties().put("Lc", step[2]);
            if (!step[3].equals(""))
                act.getProperties().put("Wc", step[3]);
            if (!step[4].equals(""))
                act.getProperties().put("Posts", step[4]);
            if (!step[5].equals(""))
                act.getProperties().put("PreparationTime", step[5]);
            if (!step[6].equals(""))
                act.getProperties().put("ActiveTime", step[6]);
            if (!step[7].equals(""))
                act.getProperties().put("OpStartdate", step[7]);
            if (!step[8].equals(""))
                act.getProperties().put("OpEnddate", step[8]);
            if (!step[9].equals(""))
                act.getProperties().put("Description", step[9]);
            Logger.msg(7, "create info for " + act.getID());
            Logger.msg(7, "Finished to create info");
        }
        catch (Exception e)
        {
            Logger.error(e);
        }
        file = file.substring(i);
        i = 0;
    }
}