/**
 *
 * 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.configuration;

import java.io.File;

import org.qi4j.api.entity.EntityBuilder;
import org.qi4j.api.injection.scope.Service;
import org.qi4j.api.injection.scope.Structure;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.service.Activatable;
import org.qi4j.api.service.ServiceComposite;
import org.qi4j.api.structure.Module;
import org.qi4j.api.unitofwork.NoSuchEntityException;
import org.qi4j.api.unitofwork.UnitOfWork;
import org.qi4j.api.usecase.UsecaseBuilder;
import org.qi4j.entitystore.jdbm.JdbmConfiguration;
import org.qi4j.library.rdf.repository.NativeConfiguration;

import se.streamsource.infrastructure.index.elasticsearch.ElasticSearchConfiguration;
import se.streamsource.streamflow.infrastructure.configuration.FileConfiguration;

/**
 * Initial configurations for all services
 */
@Mixins(ServiceConfiguration.ServiceConfigurationMixin.class)
public interface ServiceConfiguration
      extends ServiceComposite, Activatable
{
   class ServiceConfigurationMixin
         implements Activatable
   {
      @Service
      FileConfiguration config;

      @Structure
      Module module;

      public void activate() throws Exception
      {
         UnitOfWork uow = module.unitOfWorkFactory().newUnitOfWork(UsecaseBuilder.newUsecase("Service configuration"));
         String jdbmPath = new File( config.dataDirectory(), "data/streamflow.data" ).getAbsolutePath();
         try
         {
            uow.get( JdbmConfiguration.class, "data" );
         } catch (NoSuchEntityException e)
         {
            EntityBuilder<JdbmConfiguration> builder = uow.newEntityBuilder( JdbmConfiguration.class, "data" );
            builder.instance().file().set( jdbmPath );
            builder.newInstance();
         }

         try
         {

            uow.get( NativeConfiguration.class, "rdf-repository" );

         } catch (NoSuchEntityException e)
         {
            String rdfPath = new File( config.dataDirectory(), "rdf-repository" ).getAbsolutePath();
            EntityBuilder<NativeConfiguration> builder = uow.newEntityBuilder( NativeConfiguration.class, "rdf-repository" );
            builder.instance().dataDirectory().set( rdfPath );
            builder.instance().tripleIndexes().set( "spoc,cspo,ospc" );
            builder.newInstance();
         }

          try
          {
              uow.get(ElasticSearchConfiguration.class, "es-indexing" );

          } catch (NoSuchEntityException e )
          {
             EntityBuilder<ElasticSearchConfiguration> builder = uow.newEntityBuilder( ElasticSearchConfiguration.class, "es-indexing");
             builder.instance().clusterName().set("qi4j_cluster");
              builder.instance().index().set("qi4j_index");
              builder.instance().indexNonAggregatedAssociations().set(Boolean.FALSE);
              builder.instance().httpEnabled().set(Boolean.FALSE);
              builder.instance().indexBufferSizePercent().set(10);
              builder.instance().indexRefreshInterval().set("-1");
              builder.newInstance();

          }

         uow.complete();
      }

      public void passivate() throws Exception
      {
      }
   }
}