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.graphql.model.domain.rich.query;
  
  import graphql.schema.DataFetchingEnvironment;
  import graphql.schema.GraphQLOutputType;
  
  import static graphql.schema.GraphQLFieldDefinition.newFieldDefinition;
  
  import org.apache.causeway.core.metamodel.consent.InteractionInitiatedBy;
  import org.apache.causeway.core.metamodel.object.ManagedObject;
  import org.apache.causeway.core.metamodel.spec.feature.ObjectFeature;
  import org.apache.causeway.viewer.graphql.model.context.Context;
  import org.apache.causeway.viewer.graphql.model.domain.Environment;
  import org.apache.causeway.viewer.graphql.model.domain.Element;
  import org.apache.causeway.viewer.graphql.model.domain.common.interactors.ActionParamInteractor;
  import org.apache.causeway.viewer.graphql.model.fetcher.BookmarkedPojo;
  import org.apache.causeway.viewer.graphql.model.types.TypeMapper;
  
  import lombok.extern.log4j.Log4j2;
  
  @Log4j2
  public class RichActionParamsParamDisabled extends Element {
  
      private final ActionParamInteractor actionParamInteractor;
  
      public RichActionParamsParamDisabled(
              final ActionParamInteractor actionParamInteractor,
              final Context context) {
          super(context);
          this.actionParamInteractor = actionParamInteractor;
  
          var fieldBuilder = newFieldDefinition()
                  .name("disabled")
                  .type((GraphQLOutputType) context.typeMapper.outputTypeFor(String.class));
          actionParamInteractor.addGqlArguments(actionParamInteractor.getObjectMember(), fieldBuilder, TypeMapper.InputContext.DISABLE, actionParamInteractor.getParamNum()+1);
          setField(fieldBuilder.build());
      }
  
      @Override
      protected String fetchData(final DataFetchingEnvironment dataFetchingEnvironment) {
  
          var sourcePojo = BookmarkedPojo.sourceFrom(dataFetchingEnvironment);
          var objectSpecification = context.specificationLoader.loadSpecification(sourcePojo.getClass());
          if (objectSpecification == null) {
              return "Disabled";
          }
  
          var objectAction = actionParamInteractor.getObjectMember();
          var managedObject = ManagedObject.adaptSingular(objectSpecification, sourcePojo);
          var actionInteractionHead = objectAction.interactionHead(managedObject);
  
          final ObjectFeature objectFeature = actionParamInteractor.getObjectActionParameter();
          var objectActionParameter = objectAction.getParameterById(objectFeature.asciiId());
          var argumentManagedObjects = actionParamInteractor.argumentManagedObjectsFor(new Environment.For(dataFetchingEnvironment), objectAction, context.bookmarkService);
  
          var usable = objectActionParameter.isUsable(actionInteractionHead, argumentManagedObjects, InteractionInitiatedBy.USER);
          return usable.isVetoed() ? usable.getReasonAsString().orElse("Disabled") : null;
      }
  
  }
  