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.extensions.commandlog.applib.contributions;
  
  import java.util.Collections;
  import java.util.List;
  
  import jakarta.inject.Inject;
  
  import org.apache.causeway.applib.annotation.Collection;
  import org.apache.causeway.applib.annotation.MemberSupport;
  import org.apache.causeway.applib.services.bookmark.BookmarkService;
  import org.apache.causeway.applib.services.queryresultscache.QueryResultsCache;
  import org.apache.causeway.extensions.commandlog.applib.CausewayModuleExtCommandLogApplib;
  import org.apache.causeway.extensions.commandlog.applib.dom.CommandLogEntry;
  import org.apache.causeway.extensions.commandlog.applib.dom.CommandLogEntryRepository;
  
  import lombok.RequiredArgsConstructor;
  
  /**
   * This (abstract) mixin contributes a <tt>recentBackgroundCommands</tt> collection to any domain object.
   *
   * <p>
   *     To surface this collection, create a trivial subclass for the target domain class.
   * </p>
   *
   * @since 2.0 {@index}
   */
  @Collection(domainEvent = T_recentBackgroundCommands.CollectionDomainEvent.class)
  @RequiredArgsConstructor
  public abstract class T_recentBackgroundCommands<T> {
  
      private final T domainObject;
  
      public static class CollectionDomainEvent extends CausewayModuleExtCommandLogApplib.CollectionDomainEvent<T_recentBackgroundCommands, CommandLogEntry> { }
  
      @MemberSupport public List<? extends CommandLogEntry> coll() {
          return bookmarkService.bookmarkFor(domainObject)
                  .map(bookmark -> queryResultsCache.execute(
                          () -> commandLogEntryRepository.findRecentBackgroundByTarget(bookmark),
                                  T_recentBackgroundCommands.class, "T_recentBackgroundCommands",
                                  bookmark))
                  .orElse(Collections.emptyList());
      }
  
      @Inject CommandLogEntryRepository commandLogEntryRepository;
      @Inject BookmarkService bookmarkService;
      @Inject QueryResultsCache queryResultsCache;
  }
  