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.core.metamodel.facets.properties.property.disabled;
  
  import java.util.Optional;
  
  import org.apache.causeway.applib.annotation.Editing;
  import org.apache.causeway.applib.annotation.Property;
  import org.apache.causeway.applib.annotation.Where;
  import org.apache.causeway.commons.internal.base._Strings;
  import org.apache.causeway.core.metamodel.consent.Consent.VetoReason;
  import org.apache.causeway.core.metamodel.facetapi.FacetHolder;
  import org.apache.causeway.core.metamodel.facets.members.disabled.DisabledFacet;
  import org.apache.causeway.core.metamodel.facets.members.disabled.DisabledFacetAbstract;
  
  public class DisabledFacetForPropertyAnnotation
  extends DisabledFacetAbstract {
  
      public static Optional<DisabledFacet> create(
              final Optional<Property> propertyIfAny,
              final FacetHolder holder) {
  
          return propertyIfAny
          .filter(property -> property.editing() != Editing.NOT_SPECIFIED)
          .map(property -> {
              switch (property.editing()) {
              case AS_CONFIGURED:
  
                  // nothing needs to be done here; the DomainObjectFactory (processing @DomainObject annotation)
                  // will install an ImmutableFacetForDomainObjectAnnotation on the domain object and then a
                  // DisabledFacetOnPropertyDerivedFromImmutable facet will be installed.
  
                  return null;
  
              case DISABLED:
                   final VetoReason disabledReason = _Strings.isNullOrEmpty(property.editingDisabledReason())
                       ? VetoReason.editingPropertyDisabledReasonNotGiven()
                       : VetoReason.explicit(property.editingDisabledReason());
  
                  return new DisabledFacetForPropertyAnnotation(disabledReason, holder);
              case ENABLED:
                  return new DisabledFacetForPropertyAnnotationInvertedSemantics(holder);
              default:
              }
              return null;
          });
      }
  
      private DisabledFacetForPropertyAnnotation(final VetoReason reason, final FacetHolder holder) {
          super(Where.EVERYWHERE, reason, holder);
      }
  
  }
  