/*
    * Copyright 2010 James Pether Sörling
    *
    * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
    *
   * 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.
   *
   *	$Id$
   *  $HeadURL$
  */
  package com.hack23.cia.service.data.impl;
  
  import java.lang.annotation.ElementType;
  
  import org.apache.lucene.analysis.core.LowerCaseFilterFactory;
  import org.apache.lucene.analysis.en.PorterStemFilterFactory;
  import org.apache.lucene.analysis.ngram.NGramFilterFactory;
  import org.apache.lucene.analysis.standard.StandardTokenizerFactory;
  import org.apache.lucene.analysis.sv.SwedishLightStemFilterFactory;
  import org.hibernate.search.annotations.Analyze;
  import org.hibernate.search.annotations.Factory;
  import org.hibernate.search.annotations.Store;
  import org.hibernate.search.cfg.SearchMapping;
  
  import com.hack23.cia.model.external.riksdagen.documentcontent.impl.DocumentContentData;
  import com.hack23.cia.model.external.riksdagen.dokumentlista.impl.DocumentElement;
  import com.hack23.cia.model.external.riksdagen.dokumentstatus.impl.DocumentStatusContainer;
  
  /**
   * A factory for creating DataSearchMapping objects.
   */
  public final class DataSearchMappingFactory {
  
  	/**
  	 * Gets the search mapping.
  	 *
  	 * @return the search mapping
  	 */
  	@Factory
  	public SearchMapping getSearchMapping() {
  		final SearchMapping mapping = new SearchMapping();
  		mapping.analyzerDef("ngram", StandardTokenizerFactory.class).filter(LowerCaseFilterFactory.class)
  				.filter(NGramFilterFactory.class).param("minGramSize", "3").param("maxGramSize", "3")
  				.analyzerDef("se", StandardTokenizerFactory.class).filter(LowerCaseFilterFactory.class)
  				.filter(SwedishLightStemFilterFactory.class).analyzerDef("en", StandardTokenizerFactory.class)
  				.filter(LowerCaseFilterFactory.class).filter(PorterStemFilterFactory.class)
  				.entity(DocumentContentData.class).indexed().property("hjid", ElementType.FIELD).documentId().property("content", ElementType.METHOD).field().analyzer("se").store(Store.NO).analyze(Analyze.YES).property("id", ElementType.METHOD).field()
  				.entity(DocumentElement.class).indexed().property("id", ElementType.FIELD).documentId().property("title", ElementType.METHOD).field().analyzer("se").store(Store.NO).analyze(Analyze.YES).property("subTitle", ElementType.METHOD).field().analyzer("se").store(Store.NO).analyze(Analyze.YES)
  				.entity(DocumentStatusContainer.class).indexed().property("hjid", ElementType.FIELD).documentId().property("documentCategory", ElementType.METHOD).field().analyzer("se").store(Store.NO).analyze(Analyze.YES);
  
  		return mapping;
  	}
  }