/*
 * Copyright (C) 2009 eXo Platform SAS.
 *
 * This 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 software 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 software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.exoplatform.services.jcr.usecases.common;

import org.exoplatform.services.jcr.core.nodetype.ExtendedNodeTypeManager;
import org.exoplatform.services.jcr.core.nodetype.NodeTypeValue;
import org.exoplatform.services.jcr.core.nodetype.PropertyDefinitionValue;
import org.exoplatform.services.jcr.usecases.BaseUsecasesTest;

import java.util.ArrayList;
import java.util.List;

import javax.jcr.Node;
import javax.jcr.PropertyIterator;
import javax.jcr.PropertyType;
import javax.jcr.Session;
import javax.jcr.Value;
import javax.jcr.version.OnParentVersionAction;

/**
 * Created by The eXo Platform SAS.
 * 
 * @author <a href="mailto:gennady.azarenkov@exoplatform.com">Gennady Azarenkov</a>
 * @version $Id: TestMultiValueOfReferenceProperty.java 11907 2008-03-13 15:36:21Z ksm $
 * 
 *          Items under /jcr:system
 */

public class TestMultiValueOfReferenceProperty extends BaseUsecasesTest
{

   public void testValuesOfReferenceProperty() throws Exception
   {
      registerExoCategoriedType();

      String[] wss = repository.getWorkspaceNames();
      Session session = repository.getSystemSession(wss[0]);
      Node refNode1 = session.getRootNode().addNode("refNode1");
      refNode1.addMixin("mix:referenceable");

      Node refNode2 = session.getRootNode().addNode("refNode2");
      refNode2.addMixin("mix:referenceable");
      session.save();
      String node1UUID = refNode1.getUUID();
      String node2UUID = refNode2.getUUID();
      Node testNode = session.getRootNode().addNode("testNode1");
      session.save();
      session.refresh(true);
      // testNode refecenced to refNode1
      addReferenceProperty(testNode, refNode1);
      // testNode refecenced to refNode2
      addReferenceProperty(testNode, refNode2);

      try
      {
         refNode1 = session.getNodeByUUID(node1UUID);
         PropertyIterator iter1 = refNode1.getReferences();
         assertTrue(iter1.getSize() == 1);
      }
      catch (Exception e)
      {
         fail("\n\n ====>Exception when use Node.getRefencences medthod:" + e.getMessage());
      }

      try
      {
         refNode2 = session.getNodeByUUID(node2UUID);
         PropertyIterator iter2 = refNode2.getReferences();
         assertTrue(iter2.getSize() == 1);
      }
      catch (Exception e)
      {
         fail("\n\n ===>Exception when use Node.getRefencences medthod:" + e.getMessage());
      }
      refNode1.remove();
      refNode2.remove();
      testNode.remove();
      session.save();
   }

   private void addReferenceProperty(Node srcNode, Node refNode) throws Exception
   {
      String CATEGORY_MIXIN = "exo:categorized";
      String CATEGORY_PROP = "exo:category";
      Session session = srcNode.getSession();
      Value ref1Value = session.getValueFactory().createValue(refNode);

      if (!srcNode.isNodeType(CATEGORY_MIXIN))
      {
         srcNode.addMixin(CATEGORY_MIXIN);
         srcNode.setProperty(CATEGORY_PROP, new Value[]{ref1Value});
      }
      else
      {
         List<Value> vals = new ArrayList<Value>();
         Value[] values = srcNode.getProperty(CATEGORY_PROP).getValues();
         for (int i = 0; i < values.length; i++)
         {
            Value value = values[i];
            vals.add(value);
         }
         vals.add(ref1Value);
         srcNode.setProperty(CATEGORY_PROP, vals.toArray(new Value[vals.size()]));
      }
      session.save();
      session.refresh(true);
   }

   private void registerExoCategoriedType() throws Exception
   {

      // <nodeType name="exo:categorized" isMixin="true" hasOrderableChildNodes="false"
      // primaryItemName="">
      // <propertyDefinitions>
      // <propertyDefinition name="exo:category" requiredType="Reference" autoCreated="false"
      // mandatory="true"
      // onParentVersion="COPY" protected="false" multiple="true">
      // <valueConstraints/>
      // </propertyDefinition>
      // </propertyDefinitions>
      // </nodeType>

      ExtendedNodeTypeManager manager = repository.getNodeTypeManager();
      NodeTypeValue exoCategoried = new NodeTypeValue();

      exoCategoried.setName("exo:categorized");
      exoCategoried.setMixin(true);
      exoCategoried.setOrderableChild(false);
      exoCategoried.setPrimaryItemName("");

      PropertyDefinitionValue exoCategory = new PropertyDefinitionValue();
      exoCategory.setName("exo:category");
      exoCategory.setRequiredType(PropertyType.REFERENCE);
      exoCategory.setAutoCreate(false);
      exoCategory.setMandatory(true);
      exoCategory.setOnVersion(OnParentVersionAction.COPY);
      exoCategory.setMultiple(true);

      List<PropertyDefinitionValue> propetiesDefValues = new ArrayList<PropertyDefinitionValue>();
      propetiesDefValues.add(exoCategory);
      exoCategoried.setDeclaredPropertyDefinitionValues(propetiesDefValues);

      manager.registerNodeType(exoCategoried, ExtendedNodeTypeManager.IGNORE_IF_EXISTS);
   }
}