/*
    * 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.syncope.core.provisioning.api.serialization;
  
  import com.fasterxml.jackson.core.JsonParser;
  import com.fasterxml.jackson.databind.DeserializationContext;
  import com.fasterxml.jackson.databind.node.ObjectNode;
  import java.io.IOException;
  import java.util.List;
  import org.identityconnectors.framework.common.objects.Attribute;
  import org.identityconnectors.framework.common.objects.AttributeBuilder;
  import org.identityconnectors.framework.common.objects.Name;
  import org.identityconnectors.framework.common.objects.Uid;
  
  @SuppressWarnings("squid:S3776")
  class AttributeDeserializer extends AbstractValueDeserializer<Attribute> {
  
      @Override
      public Attribute deserialize(final JsonParser jp, final DeserializationContext ctx) throws IOException {
          ObjectNode tree = jp.readValueAsTree();
  
          String name = tree.get("name").asText();
  
          List<Object> values = doDeserialize(tree.get("value"), jp);
  
          if (Uid.NAME.equals(name)) {
              return new Uid(values.isEmpty() || values.get(0) == null ? null : values.get(0).toString());
          } else {
              if (Name.NAME.equals(name)) {
                  return new Name(values.isEmpty() || values.get(0) == null ? null : values.get(0).toString());
              }
  
              return AttributeBuilder.build(name, values);
          }
      }
  }