/*
    * 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 javax.inject.Inject;
  import javax.inject.Named;
  
  import java.nio.file.Path;
  import java.util.Collection;
  import java.util.Collections;
  import java.util.List;
  import java.util.Optional;
  import java.util.stream.Collectors;
  
  import org.apache.maven.RepositoryUtils;
  import org.apache.maven.api.*;
  import org.apache.maven.api.annotations.Nonnull;
  import org.apache.maven.api.di.SessionScoped;
  import org.apache.maven.api.model.Resource;
  import org.apache.maven.api.services.*;
  import org.apache.maven.project.MavenProject;
  import org.eclipse.sisu.Typed;
  
  import static org.apache.maven.internal.impl.Utils.map;
  
  @Named
  @Typed
  @SessionScoped
  public class DefaultProjectManager implements ProjectManager {
  
      private final InternalSession session;
      private final ArtifactManager artifactManager;
  
      @Inject
      public DefaultProjectManager(InternalSession session, ArtifactManager artifactManager) {
          this.session = session;
          this.artifactManager = artifactManager;
      }
  
      @Nonnull
      @Override
      public Optional<Path> getPath(Project project) {
          return artifactManager.getPath(project.getArtifact());
      }
  
      @Nonnull
      @Override
      public Collection<Artifact> getAttachedArtifacts(Project project) {
          InternalSession session = ((DefaultProject) project).getSession();
          Collection<Artifact> attached = map(
                  getMavenProject(project).getAttachedArtifacts(),
                  a -> session.getArtifact(RepositoryUtils.toArtifact(a)));
          return Collections.unmodifiableCollection(attached);
      }
  
      @Override
      public void attachArtifact(Project project, Artifact artifact, Path path) {
          getMavenProject(project)
                  .addAttachedArtifact(RepositoryUtils.toArtifact(
                          ((DefaultProject) project).getSession().toArtifact(artifact)));
          artifactManager.setPath(artifact, path);
      }
  
      @Override
      public List<String> getCompileSourceRoots(Project project) {
          List<String> roots = getMavenProject(project).getCompileSourceRoots();
          return Collections.unmodifiableList(roots);
      }
  
      @Override
      public void addCompileSourceRoot(Project project, String sourceRoot) {
          List<String> roots = getMavenProject(project).getCompileSourceRoots();
          roots.add(sourceRoot);
      }
  
      @Override
      public List<String> getTestCompileSourceRoots(Project project) {
          List<String> roots = getMavenProject(project).getTestCompileSourceRoots();
          return Collections.unmodifiableList(roots);
      }
  
      @Override
      public void addTestCompileSourceRoot(Project project, String sourceRoot) {
         List<String> roots = getMavenProject(project).getTestCompileSourceRoots();
         roots.add(sourceRoot);
     }
 
     @Override
     public List<Resource> getResources(Project project) {
         return getMavenProject(project).getBuild().getDelegate().getResources();
     }
 
     @Override
     public void addResource(Project project, Resource resource) {
         getMavenProject(project).addResource(new org.apache.maven.model.Resource(resource));
     }
 
     @Override
     public List<Resource> getTestResources(Project project) {
         return getMavenProject(project).getBuild().getDelegate().getTestResources();
     }
 
     @Override
     public void addTestResource(Project project, Resource resource) {
         getMavenProject(project).addTestResource(new org.apache.maven.model.Resource(resource));
     }
 
     @Override
     public List<RemoteRepository> getRepositories(Project project) {
         return ((DefaultProject) project)
                 .getProject().getRemoteProjectRepositories().stream()
                         .map(session::getRemoteRepository)
                         .collect(Collectors.toList());
     }
 
     @Override
     public void setProperty(Project project, String key, String value) {
         getMavenProject(project).getProperties().setProperty(key, value);
     }
 
     @Override
     public Optional<Project> getExecutionProject(Project project) {
         // Session keep tracks of the Project per project id,
         // so we cannot use session.getProject(p) for forked projects
         // which are temporary clones
         return Optional.ofNullable(getMavenProject(project).getExecutionProject())
                 .map(p -> new DefaultProject(session, p));
     }
 
     private MavenProject getMavenProject(Project project) {
         return ((DefaultProject) project).getProject();
     }
 }