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.applib.mixins.metamodel;
  
  import jakarta.inject.Inject;
  
  import org.apache.causeway.applib.annotation.DomainObject;
  import org.apache.causeway.applib.annotation.MemberSupport;
  import org.apache.causeway.applib.annotation.Property;
  import org.apache.causeway.applib.annotation.PropertyLayout;
  import org.apache.causeway.applib.annotation.Where;
  import org.apache.causeway.applib.layout.LayoutConstants;
  import org.apache.causeway.applib.services.bookmark.BookmarkService;
  import org.apache.causeway.applib.services.metamodel.MetaModelService;
  
  import lombok.RequiredArgsConstructor;
  
  /**
   * Contributes a property exposing the internal identifier of the domain
   * object, typically as specified by {@link jakarta.inject.Named}.
   *
   * <p>
   *     The object identifier is also accessible from the
   *     {@link org.apache.causeway.applib.services.bookmark.Bookmark} of the
   *     object.
   * </p>
   *
   * @see DomainObject
   * @see org.apache.causeway.applib.mixins.metamodel.Object_logicalTypeName
   * @see org.apache.causeway.applib.services.bookmark.Bookmark
   * @see org.apache.causeway.applib.services.bookmark.BookmarkService
   *
   * @since 1.x {@index}
   */
  @Property(
          domainEvent = Object_logicalTypeName.PropertyDomainEvent.class  // if this does not work, reopen CAUSEWAY-2235
  )
  @PropertyLayout(
          describedAs = "The identifier of this object instance, unique within its domain class.  Combined with the 'logical type name', is a unique identifier across all domain classes.",
          fieldSetId = LayoutConstants.FieldSetId.METADATA,
          hidden = Where.ALL_TABLES,
          sequence = "400.2"
  )
  //mixin's don't need a logicalTypeName
  @RequiredArgsConstructor
  public class Object_objectIdentifier {
  
      @Inject private BookmarkService bookmarkService;
      @Inject private MetaModelService metaModelService;
  
      private final Object holder;
  
      public static class PropertyDomainEvent
      extends org.apache.causeway.applib.CausewayModuleApplib.PropertyDomainEvent<Object_objectIdentifier, String> {}
  
      @MemberSupport public String prop() {
          var bookmark = bookmarkService.bookmarkForElseFail(this.holder);
          return bookmark.identifier();
      }
  
      @MemberSupport public boolean hideProp() {
          var bookmark = bookmarkService.bookmarkForElseFail(this.holder);
          return !metaModelService.sortOf(bookmark, MetaModelService.Mode.RELAXED).isEntity();
      }
  
  }
  