/*
    * 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.enforcer.rules.utils;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.maven.RepositoryUtils;
  import org.apache.maven.artifact.handler.DefaultArtifactHandler;
  import org.eclipse.aether.artifact.Artifact;
  import org.eclipse.aether.artifact.ArtifactType;
  import org.eclipse.aether.artifact.DefaultArtifact;
  import org.eclipse.aether.graph.DefaultDependencyNode;
  import org.eclipse.aether.graph.Dependency;
  import org.eclipse.aether.graph.DependencyNode;
  
  import static java.util.Optional.ofNullable;
  import static org.apache.maven.artifact.Artifact.SCOPE_COMPILE;
  
  public class DependencyNodeBuilder {
      public enum Type {
          WAR(RepositoryUtils.newArtifactType("war", new DefaultArtifactHandler("war"))),
          JAR(RepositoryUtils.newArtifactType("jar", new DefaultArtifactHandler("jar"))),
          POM(RepositoryUtils.newArtifactType("pom", new DefaultArtifactHandler("pom")));
  
          private final ArtifactType artifactType;
  
          Type(ArtifactType artifactType) {
              this.artifactType = artifactType;
          }
  
          ArtifactType asArtifactType() {
              return artifactType;
          }
  
          String asString() {
              return name().toLowerCase();
          }
      }
  
      private String groupId;
  
      private String artifactId;
  
      private String version;
  
      private Type type;
  
      private String scope;
  
      private boolean optional;
  
      private List<DependencyNode> children = new ArrayList<>();
  
      public DependencyNodeBuilder withGroupId(String val) {
          groupId = val;
          return this;
      }
  
      public DependencyNodeBuilder withArtifactId(String val) {
          artifactId = val;
          return this;
      }
  
      public DependencyNodeBuilder withVersion(String val) {
          version = val;
          return this;
      }
  
      public DependencyNodeBuilder withType(Type val) {
          type = val;
          return this;
      }
  
      public DependencyNodeBuilder withScope(String val) {
          scope = val;
          return this;
      }
  
      public DependencyNodeBuilder withOptional(boolean val) {
          optional = val;
          return this;
      }
 
     public DependencyNodeBuilder withChildNode(DependencyNode val) {
         children.add(val);
         return this;
     }
 
     public DependencyNode build() {
         Artifact artifact = new DefaultArtifact(
                 ofNullable(groupId).orElse("default-group"),
                 ofNullable(artifactId).orElse("default-artifact"),
                 "classifier",
                 ofNullable(type).map(Type::asString).orElse("pom"),
                 ofNullable(version).orElse("default-version"),
                 ofNullable(type).orElse(Type.JAR).asArtifactType());
         Dependency dependency = new Dependency(artifact, ofNullable(scope).orElse(SCOPE_COMPILE), optional);
         DependencyNode instance = new DefaultDependencyNode(dependency);
         instance.setChildren(children);
         return instance;
     }
 }