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.actions.contributing.derived;
  
  import jakarta.inject.Inject;
  
  import org.apache.causeway.applib.annotation.Action;
  import org.apache.causeway.applib.annotation.ActionLayout;
  import org.apache.causeway.core.metamodel.context.MetaModelContext;
  import org.apache.causeway.core.metamodel.facetapi.FacetUtil;
  import org.apache.causeway.core.metamodel.facetapi.FeatureType;
  import org.apache.causeway.core.metamodel.facets.FacetFactoryAbstract;
  import org.apache.causeway.core.metamodel.facets.actions.contributing.ContributingFacetAbstract;
  import org.apache.causeway.core.metamodel.facets.object.mixin.MixinFacet;
  
  public class ContributingFacetFromMixinFacetFactory
  extends FacetFactoryAbstract {
  
      @Inject
      public ContributingFacetFromMixinFacetFactory(final MetaModelContext mmc) {
          super(mmc, FeatureType.ACTIONS_ONLY);
      }
  
      @Override
      public void process(final ProcessMethodContext processMethodContext) {
  
          if(!processMethodContext.isMixinMain()) {
              // skip processing if not mixin main
              return;
          }
  
          var method = processMethodContext.getMethod();
          var declaringClass = method.getDeclaringClass();
          var spec = getSpecificationLoader().loadSpecification(declaringClass);
  
          if(!spec.lookupNonFallbackFacet(MixinFacet.class).isPresent()) {
              return;
          }
  
          var facetedMethod = processMethodContext.getFacetHolder();
  
          //[1998] if @Action or @ActionLayout detected on type level infer:
          //@ActionLayout(contributed=ACTION)
          var isForceContributedAsAction =
                  // not reporting ambiguity here, this is done else where
                  processMethodContext.synthesizeOnMethodOrMixinType(Action.class, ()->{}).isPresent()
                  || processMethodContext.synthesizeOnMethodOrMixinType(ActionLayout.class, ()->{}).isPresent();
  
          if(isForceContributedAsAction) {
              FacetUtil.addFacet(ContributingFacetAbstract.createAsAction(facetedMethod));
          }
  
      }
  
  }
  