/*
    * 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.maven.internal.impl;
  
  import java.nio.file.Path;
  import java.util.List;
  
  import org.apache.maven.api.LocalRepository;
  import org.apache.maven.api.RemoteRepository;
  import org.apache.maven.api.Session;
  import org.apache.maven.api.di.Inject;
  import org.apache.maven.api.di.Named;
  import org.apache.maven.api.di.Singleton;
  import org.apache.maven.api.model.Repository;
  import org.apache.maven.api.services.RepositoryFactory;
  import org.eclipse.aether.impl.RemoteRepositoryManager;
  import org.eclipse.aether.repository.RepositoryPolicy;
  
  import static org.apache.maven.internal.impl.Utils.nonNull;
  
  @Named
  @Singleton
  public class DefaultRepositoryFactory implements RepositoryFactory {
  
      final RemoteRepositoryManager remoteRepositoryManager;
  
      @Inject
      public DefaultRepositoryFactory(RemoteRepositoryManager remoteRepositoryManager) {
          this.remoteRepositoryManager = remoteRepositoryManager;
      }
  
      @Override
      public LocalRepository createLocal(Path path) {
          return new DefaultLocalRepository(new org.eclipse.aether.repository.LocalRepository(path));
      }
  
      @Override
      public RemoteRepository createRemote(String id, String url) {
          return new DefaultRemoteRepository(
                  new org.eclipse.aether.repository.RemoteRepository.Builder(id, "default", url).build());
      }
  
      @Override
      public RemoteRepository createRemote(Repository repository) throws IllegalArgumentException {
          return new DefaultRemoteRepository(new org.eclipse.aether.repository.RemoteRepository.Builder(
                          repository.getId(), repository.getLayout(), repository.getUrl())
                  .setReleasePolicy(buildRepositoryPolicy(repository.getReleases()))
                  .setSnapshotPolicy(buildRepositoryPolicy(repository.getSnapshots()))
                  .build());
      }
  
      @Override
      public List<RemoteRepository> aggregate(
              Session session,
              List<RemoteRepository> dominant,
              List<RemoteRepository> recessive,
              boolean processRecessive) {
          InternalSession internalSession = InternalSession.from(nonNull(session, "session"));
          List<org.eclipse.aether.repository.RemoteRepository> repos = remoteRepositoryManager.aggregateRepositories(
                  internalSession.getSession(),
                  internalSession.toRepositories(nonNull(dominant, "dominant")),
                  internalSession.toRepositories(nonNull(recessive, "recessive")),
                  processRecessive);
          return repos.stream()
                  .<RemoteRepository>map(DefaultRemoteRepository::new)
                  .toList();
      }
  
      public static org.eclipse.aether.repository.RepositoryPolicy buildRepositoryPolicy(
              org.apache.maven.api.model.RepositoryPolicy policy) {
          boolean enabled = true;
          String updatePolicy = RepositoryPolicy.UPDATE_POLICY_DAILY;
          String checksumPolicy = RepositoryPolicy.CHECKSUM_POLICY_FAIL;
          if (policy != null) {
              enabled = policy.isEnabled();
              if (policy.getUpdatePolicy() != null) {
                  updatePolicy = policy.getUpdatePolicy();
              }
              if (policy.getChecksumPolicy() != null) {
                  checksumPolicy = policy.getChecksumPolicy();
              }
          }
          return new org.eclipse.aether.repository.RepositoryPolicy(enabled, updatePolicy, checksumPolicy);
     }
 }