/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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 org.apache.chemistry.opencmis.client.runtime;
  
  import java.io.Serializable;
  import java.util.ArrayList;
  import java.util.LinkedHashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.chemistry.opencmis.client.api.CmisObject;
  import org.apache.chemistry.opencmis.client.api.ObjectFactory;
  import org.apache.chemistry.opencmis.client.api.QueryResult;
  import org.apache.chemistry.opencmis.client.api.Relationship;
  import org.apache.chemistry.opencmis.client.api.Rendition;
  import org.apache.chemistry.opencmis.client.api.Session;
  import org.apache.chemistry.opencmis.commons.data.AllowableActions;
  import org.apache.chemistry.opencmis.commons.data.ObjectData;
  import org.apache.chemistry.opencmis.commons.data.PropertyData;
  import org.apache.chemistry.opencmis.commons.data.RenditionData;
  
  /**
   * Implementation of <code>QueryResult</code>.
   */
  public class QueryResultImpl implements QueryResult, Serializable {
  
      private static final long serialVersionUID = 1L;
  
      private Map<String, PropertyData<?>> propertiesById;
      private Map<String, PropertyData<?>> propertiesByQueryName;
      private AllowableActions allowableActions;
      private List<Relationship> relationships;
      private List<Rendition> renditions;
  
      /**
       * Constructor.
       */
      public QueryResultImpl(Session session, ObjectData objectData) {
          propertiesById = new LinkedHashMap<String, PropertyData<?>>();
          propertiesByQueryName = new LinkedHashMap<String, PropertyData<?>>();
  
          if (objectData != null) {
  
              ObjectFactory of = session.getObjectFactory();
  
              // handle properties
              if (objectData.getProperties() != null) {
                  List<PropertyData<?>> queryProperties = of.convertQueryProperties(objectData.getProperties());
  
                  for (PropertyData<?> property : queryProperties) {
                      propertiesById.put(property.getId(), property);
                      propertiesByQueryName.put(property.getQueryName(), property);
                  }
              }
  
              // handle allowable actions
              if (objectData.getAllowableActions() != null) {
                  this.allowableActions = objectData.getAllowableActions();
              }
  
              // handle relationships
              if (objectData.getRelationships() != null) {
                  relationships = new ArrayList<Relationship>();
                  for (ObjectData rod : objectData.getRelationships()) {
                      CmisObject relationship = of.convertObject(rod, session.getDefaultContext());
                      if (relationship instanceof Relationship) {
                          relationships.add((Relationship) relationship);
                      }
                  }
              }
  
              // handle renditions
              if (objectData.getRenditions() != null) {
                  this.renditions = new ArrayList<Rendition>();
                  for (RenditionData rd : objectData.getRenditions()) {
                      this.renditions.add(of.convertRendition(null, rd));
                  }
              }
          }
      }
  
      @Override
      public List<PropertyData<?>> getProperties() {
         return new ArrayList<PropertyData<?>>(propertiesByQueryName.values());
     }
 
     @Override
     @SuppressWarnings("unchecked")
     public <T> PropertyData<T> getPropertyById(String id) {
         return (PropertyData<T>) propertiesById.get(id);
     }
 
     @Override
     @SuppressWarnings("unchecked")
     public <T> PropertyData<T> getPropertyByQueryName(String queryName) {
         return (PropertyData<T>) propertiesByQueryName.get(queryName);
     }
 
     @Override
     public <T> T getPropertyValueById(String id) {
         PropertyData<T> property = getPropertyById(id);
         if (property == null) {
             return null;
         }
 
         return property.getFirstValue();
     }
 
     @Override
     public <T> T getPropertyValueByQueryName(String queryName) {
         PropertyData<T> property = getPropertyByQueryName(queryName);
         if (property == null) {
             return null;
         }
 
         return property.getFirstValue();
     }
 
     @Override
     public <T> List<T> getPropertyMultivalueById(String id) {
         PropertyData<T> property = getPropertyById(id);
         if (property == null) {
             return null;
         }
 
         return property.getValues();
     }
 
     @Override
     public <T> List<T> getPropertyMultivalueByQueryName(String queryName) {
         PropertyData<T> property = getPropertyByQueryName(queryName);
         if (property == null) {
             return null;
         }
 
         return property.getValues();
     }
 
     @Override
     public AllowableActions getAllowableActions() {
         return allowableActions;
     }
 
     @Override
     public List<Relationship> getRelationships() {
         return relationships;
     }
 
     @Override
     public List<Rendition> getRenditions() {
         return renditions;
     }
 }