/*
    * The basecode project
    *
    * Copyright (c) 2007-2019 University of British Columbia
    *
    * 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.
   *
   */
  package ubic.basecode.ontology.jena;
  
  import com.hp.hpl.jena.ontology.OntResource;
  import com.hp.hpl.jena.vocabulary.OWL2;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import ubic.basecode.ontology.model.OntologyResource;
  
  import javax.annotation.Nullable;
  import java.util.Comparator;
  import java.util.Objects;
  
  import static java.util.Comparator.*;
  
  /**
   * @author pavlidis
   */
  abstract class AbstractOntologyResource implements OntologyResource {
  
      protected static Logger log = LoggerFactory.getLogger( AbstractOntologyResource.class );
  
      private static final Comparator<OntologyResource> comparator = Comparator
              .comparing( OntologyResource::getScore, nullsLast( reverseOrder() ) )
              .thenComparing( OntologyResource::getUri, nullsLast( naturalOrder() ) );
  
      private final OntResource res;
      @Nullable
      private final Double score;
  
      protected AbstractOntologyResource( OntResource resource ) {
          this.res = resource;
          this.score = null;
      }
  
      public AbstractOntologyResource( OntResource resource, double score ) {
          this.res = resource;
          this.score = score;
      }
  
      @Override
      public String getUri() {
          return res.getURI();
      }
  
      public String getLabel() {
          String label = res.getLabel( "EN" );
          if ( label == null ) {
              label = res.getLabel( null );
          }
          if ( label == null ) {
              label = res.getLocalName();
          }
          if ( label == null ) {
              label = res.getURI();
          }
          return label;
      }
  
      @Override
      public boolean isObsolete() {
          return res.hasLiteral( OWL2.deprecated, true );
      }
  
      @Override
      @Nullable
      public Double getScore() {
          return score;
      }
  
      @Override
      public int compareTo( OntologyResource other ) {
          return Objects.compare( this, other, comparator );
      }
  
      @Override
      public boolean equals( Object obj ) {
          if ( this == obj ) return true;
          if ( obj == null ) return false;
          if ( getClass() != obj.getClass() ) return false;
          final OntologyResource./ubic/basecode/ontology/model/OntologyResource.html#OntologyResource">OntologyResource other = ( OntologyResource ) obj;
          if ( getLabel() == null ) {
             if ( other.getLabel() != null ) return false;
         } else if ( !getLabel().equals( other.getLabel() ) ) return false;
         if ( getUri() == null ) {
             if ( other.getUri() != null ) return false;
         } else if ( !getUri().equals( other.getUri() ) ) return false;
         return true;
     }
 
     @Override
     public int hashCode() {
         return Objects.hash( getLabel(), getUri() );
     }
 
     @Override
     public String toString() {
         String s = getLabel();
         if ( s == null ) {
             s = res.toString();
         }
         return s;
     }
 }