content: /*
   *  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.causeway.viewer.wicket.model.models;
  
  import java.util.Objects;
  
  import org.apache.causeway.commons.internal.debug._XrayEvent;
  import org.apache.causeway.commons.internal.debug.xray.XrayUi;
  import org.apache.causeway.core.metamodel.object.ManagedObject;
  import org.apache.causeway.core.metamodel.object.MmUnwrapUtils;
  
  import lombok.experimental.UtilityClass;
  
  @UtilityClass
  final class _Xray {
  
      static void onSclarModelUpdate(
              final UiAttributeWkt attributeModel, final ManagedObject oldValue, final ManagedObject newValue) {
          if(!XrayUi.isXrayEnabled()) return;
  
          var oldPojo = MmUnwrapUtils.single(oldValue);
          var newPojo = MmUnwrapUtils.single(newValue);
          var changed = !Objects.equals(oldPojo, newPojo);
  
          final String updatingWhat = attributeModel.getSpecialization()
                  .fold(
                      param->
                          String.format("param[index=%d,name=%s,changed=%b]",
                                  param.getParameterIndex(), param.getFriendlyName(), changed)
                      ,
                      prop->
                          String.format("prop[name=%s,changed=%b]",
                                  prop.getFriendlyName(), changed)
                      );
  
          _XrayEvent.user("%s Model - updating %s: %s -> %s",
                  attributeModel.isParameter() ? "Parameter" : "Property",
                  updatingWhat,
                  oldPojo, newPojo);
      }
  
  }
  