OrganizationalUnitContext.java

/**
 *
 * Copyright
 * 2009-2015 Jayway Products AB
 * 2016-2017 Föreningen Sambruk
 *
 * Licensed under AGPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.gnu.org/licenses/agpl.txt
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package se.streamsource.streamflow.web.context.administration;

import org.qi4j.api.injection.scope.Structure;
import org.qi4j.api.structure.Module;

import se.streamsource.dci.api.DeleteContext;
import se.streamsource.dci.api.InteractionValidation;
import se.streamsource.dci.api.RequiresValid;
import se.streamsource.dci.api.RoleMap;
import se.streamsource.dci.value.EntityValue;
import se.streamsource.dci.value.link.LinksValue;
import se.streamsource.streamflow.web.context.LinksBuilder;
import se.streamsource.streamflow.web.domain.entity.organization.OrganizationQueries;
import se.streamsource.streamflow.web.domain.entity.organization.OrganizationVisitor;
import se.streamsource.streamflow.web.domain.structure.form.Forms;
import se.streamsource.streamflow.web.domain.structure.group.Groups;
import se.streamsource.streamflow.web.domain.structure.label.Labels;
import se.streamsource.streamflow.web.domain.structure.organization.MergeOrganizationalUnitException;
import se.streamsource.streamflow.web.domain.structure.organization.MoveOrganizationalUnitException;
import se.streamsource.streamflow.web.domain.structure.organization.Organization;
import se.streamsource.streamflow.web.domain.structure.organization.OrganizationalUnit;
import se.streamsource.streamflow.web.domain.structure.organization.OrganizationalUnitRefactoring;
import se.streamsource.streamflow.web.domain.structure.organization.OrganizationalUnits;
import se.streamsource.streamflow.web.domain.structure.project.Projects;

/**
 * JAVADOC
 */
public class OrganizationalUnitContext
      implements DeleteContext, InteractionValidation
{
   @Structure
   Module module;
   
   public LinksValue possiblemoveto()
   {
      final OrganizationalUnit thisUnit = RoleMap.role( OrganizationalUnit.class );

      final LinksBuilder links = new LinksBuilder(module.valueBuilderFactory());
      links.command( "move" );
      OrganizationQueries queries = RoleMap.role(OrganizationQueries.class);
      queries.visitOrganization( new OrganizationVisitor()
      {
         @Override
         public boolean visitOrganization( Organization org )
         {
            links.addDescribable( org );

            return super.visitOrganization( org );
         }

         

         @Override
         public boolean visitOrganizationalUnit( OrganizationalUnit ou )
         {
            if (!ou.equals(thisUnit))
               links.addDescribable( ou );

            return true;
         }
      }, new OrganizationQueries.ClassSpecification( Organization.class, OrganizationalUnits.class, OrganizationalUnit.class));

      return links.newLinks();
   }

   public void move( EntityValue moveValue ) throws MoveOrganizationalUnitException
   {
      OrganizationalUnitRefactoring ou = RoleMap.role( OrganizationalUnitRefactoring.class );
      OrganizationalUnits toEntity = module.unitOfWorkFactory().currentUnitOfWork().get( OrganizationalUnits.class, moveValue.entity().get() );

      ou.moveOrganizationalUnit( toEntity );
   }

   public LinksValue possiblemergewith()
   {
      final OrganizationalUnit thisUnit = RoleMap.role( OrganizationalUnit.class );

      final LinksBuilder links = new LinksBuilder(module.valueBuilderFactory());
      links.command( "merge" );
      OrganizationQueries queries = RoleMap.role(OrganizationQueries.class);
      queries.visitOrganization( new OrganizationVisitor()
      {
         @Override
         public boolean visitOrganizationalUnit( OrganizationalUnit ou )
         {
            if (!ou.equals(thisUnit))
               links.addDescribable( ou );

            return true;
         }
      }, new OrganizationQueries.ClassSpecification( OrganizationalUnits.class, OrganizationalUnit.class));

      return links.newLinks();
   }

   public void merge( EntityValue moveValue ) throws MergeOrganizationalUnitException
   {
      OrganizationalUnitRefactoring ou = RoleMap.role( OrganizationalUnitRefactoring.class );
      OrganizationalUnit toEntity = module.unitOfWorkFactory().currentUnitOfWork().get( OrganizationalUnit.class, moveValue.entity().get() );

      ou.mergeOrganizationalUnit( toEntity );
   }

   @RequiresValid("delete")
   public void delete()
   {
      OrganizationalUnitRefactoring ou = RoleMap.role( OrganizationalUnitRefactoring.class );

      ou.deleteOrganizationalUnit();
   }

   public boolean isValid( String name )
   {
      if (name.equals("delete"))
      {
         // OU has to be empty first
         return isEmpty(RoleMap.role(OrganizationalUnit.class));
      } else
         return false;
   }

   private boolean isEmpty( OrganizationalUnit organizationalUnit )
   {
      if (((Projects.Data)organizationalUnit).projects().count() > 0)
      {
         return false;
      }

      if (((Groups.Data)organizationalUnit).groups().count() > 0)
      {
         return false;
      }

      if (((Forms.Data)organizationalUnit).forms().count() > 0)
      {
         return false;
      }

      if (((Labels.Data)organizationalUnit).labels().count() > 0)
      {
         return false;
      }

      if (((OrganizationalUnits.Data)organizationalUnit).organizationalUnits().count() > 0)
      {
         return false;
      }

      return true;
   }
}