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.ui.components.unknown;
  
  import org.apache.wicket.model.IModel;
  
  import org.apache.causeway.commons.internal.base._Casts;
  import org.apache.causeway.core.metamodel.object.ManagedObjects;
  import org.apache.causeway.viewer.wicket.model.models.UiAttributeWkt;
  import org.apache.causeway.viewer.wicket.model.models.UiObjectWkt;
  import org.apache.causeway.viewer.wicket.ui.panels.PanelAbstract;
  import org.apache.causeway.viewer.wicket.ui.util.Wkt;
  
  class UnknownModelPanel
  extends PanelAbstract<Object, IModel<Object>> {
  
      private static final long serialVersionUID = 1L;
  
      public UnknownModelPanel(final String id, final IModel<?> model) {
          super(id, _Casts.uncheckedCast(model));
          buildGui(id);
      }
  
      private void buildGui(final String id) {
          Wkt.labelAdd(this, "unknown", buildMessage());
      }
  
      private String buildMessage() {
          final StringBuilder buf = new StringBuilder();
          if(getModel() != null) {
              buildMessageForModel(buf, getModel());
          } else {
              buf.append("??? model is NULL");
          }
          return buf.toString();
      }
  
      private void buildMessageForModel(final StringBuilder buf, final IModel<?> model) {
          buf.append(model.getClass().getSimpleName()).append(" ");
          if(model instanceof UiObjectWkt) {
              var objectModel = (UiObjectWkt) model;
              var objectAdapter = objectModel.getObject();
              if(objectAdapter != null) {
                  buf.append("??? objectAdapter oid: " + ManagedObjects.bookmark(objectAdapter).orElse(null));
              } else {
                  buf.append("??? objectAdapter is NULL");
              }
          } else if(model instanceof UiAttributeWkt) {
              var attributeModel = (UiAttributeWkt) model;
              var attributeAdapter = attributeModel.getObject();
              if(ManagedObjects.isSpecified(attributeAdapter)) {
                  buf.append(String.format("??? spec=%s, value='%s'",
                          attributeAdapter.objSpec(), attributeAdapter.getPojo()));
              } else {
                  buf.append("??? scalarAdapter is NULL or UNSPECIFIED");
              }
          }
  
      }
  
  }
  