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Library that provides facilities to allow project information to be manipulated in Java and .Net. Supports a range of data formats: Microsoft Project Exchange (MPX), Microsoft Project (MPP,MPT), Microsoft Project Data Interchange (MSPDI XML), Microsoft Project Database (MPD), Planner (XML), Primavera (PM XML, XER, and database), Asta Powerproject (PP, MDB), Asta Easyplan (PP), Phoenix Project Manager (PPX), FastTrack Schedule (FTS), and the Standard Data Exchange Format (SDEF).

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/*
 * file:       CustomFieldValueReader14.java
 * author:     Jon Iles
 * copyright:  (c) Packwood Software 2015
 * date:       28/04/2015
 */

/*
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation; either version 2.1 of the License, or (at your
 * option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 */

package net.sf.mpxj.mpp;

import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

import net.sf.mpxj.CustomFieldContainer;
import net.sf.mpxj.CustomFieldLookupTable;
import net.sf.mpxj.CustomFieldValueDataType;
import net.sf.mpxj.FieldType;
import net.sf.mpxj.ProjectProperties;
import net.sf.mpxj.common.FieldTypeHelper;
import net.sf.mpxj.common.NumberHelper;

/**
 * MPP14 custom field value reader.
 */
public class CustomFieldValueReader14 extends CustomFieldValueReader
{
   /**
    * Constructor.
    *
    * @param properties project properties
    * @param container custom field config
    * @param outlineCodeVarMeta raw mpp data
    * @param outlineCodeVarData raw mpp data
    * @param outlineCodeFixedData raw mpp data
    * @param outlineCodeFixedData2 raw mpp data
    * @param taskProps raw mpp data
    */
   public CustomFieldValueReader14(ProjectProperties properties, CustomFieldContainer container, VarMeta outlineCodeVarMeta, Var2Data outlineCodeVarData, FixedData outlineCodeFixedData, FixedData outlineCodeFixedData2, Props taskProps)
   {
      super(properties, container, outlineCodeVarMeta, outlineCodeVarData, outlineCodeFixedData, outlineCodeFixedData2, taskProps);
   }

   @Override public void process()
   {
      Integer[] uniqueid = m_outlineCodeVarMeta.getUniqueIdentifierArray();
      int parentOffset;
      int typeOffset;
      int fieldOffset;

      if (NumberHelper.getInt(m_properties.getApplicationVersion()) > ApplicationVersion.PROJECT_2010)
      {
         typeOffset = 16;
         fieldOffset = 18;
         parentOffset = 10;
      }
      else
      {
         fieldOffset = 16;
         typeOffset = 32;
         parentOffset = 8;
      }

      Map map = populateCustomFieldMap();
      for (int loop = 0; loop < uniqueid.length; loop++)
      {
         Integer id = uniqueid[loop];

         CustomFieldValueItem item = new CustomFieldValueItem(id);
         byte[] value = m_outlineCodeVarData.getByteArray(id, VALUE_LIST_VALUE);
         item.setDescription(m_outlineCodeVarData.getUnicodeString(id, VALUE_LIST_DESCRIPTION));
         item.setUnknown(m_outlineCodeVarData.getByteArray(id, VALUE_LIST_UNKNOWN));

         byte[] b = m_outlineCodeFixedData.getByteArrayValue(loop + 3);
         if (b != null)
         {
            item.setParent(Integer.valueOf(MPPUtility.getShort(b, parentOffset)));
         }

         byte[] b2 = m_outlineCodeFixedData2.getByteArrayValue(loop + 3);
         if (b2 != null)
         {
            item.setGUID(MPPUtility.getGUID(b2, 0));
            UUID lookupTableGuid = MPPUtility.getGUID(b2, fieldOffset);
            item.setType(CustomFieldValueDataType.getInstance(MPPUtility.getShort(b2, typeOffset)));
            item.setValue(getTypedValue(item.getType(), value));

            m_container.registerValue(item);
            FieldType field = map.get(lookupTableGuid);
            if (field != null)
            {
               CustomFieldLookupTable table = m_container.getCustomField(field).getLookupTable();
               table.add(item);
               // It's like this to avoid creating empty lookup tables. Need to refactor!
               table.setGUID(lookupTableGuid);
            }
         }
      }
   }

   /**
    * Generate a map of UUID values to field types.
    *
    * @return UUID field value map
    */
   private Map populateCustomFieldMap()
   {
      Map map = new HashMap<>();
      byte[] data = m_taskProps.getByteArray(Props.CUSTOM_FIELDS);
      if (data != null)
      {
         int length = MPPUtility.getInt(data, 0);
         int index = length + 36;

         while (index + 52 <= data.length)
         {
            int extendedAttributeFieldID = MPPUtility.getInt(data, index + 0);
            FieldType field = FieldTypeHelper.getInstance(extendedAttributeFieldID);
            // UUID extendedAttributeGuid = MPPUtility.getGUID(data, index + 20);
            UUID lookupTableGuid = MPPUtility.getGUID(data, index + 36);
            map.put(lookupTableGuid, field);
            index += 88;
         }
      }
      return map;
   }
}