/*
    * Licensed 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.basepom.inline.mojo;
  
  import static com.google.common.base.Preconditions.checkNotNull;
  import static com.google.common.base.Preconditions.checkState;
  
  import java.util.List;
  import java.util.Objects;
  import java.util.Optional;
  
  import com.google.common.base.Splitter;
  import org.apache.maven.artifact.Artifact;
  import org.eclipse.aether.graph.Dependency;
  import org.eclipse.aether.graph.DependencyNode;
  
  public final class ArtifactIdentifier {
  
      private final String artifactId;
      private final String groupId;
  
      public ArtifactIdentifier(String artifact) {
          checkNotNull(artifact, "artifact is null");
          List<String> elements = Splitter.on(':').trimResults().splitToList(artifact);
          checkState(elements.size() == 2, "artifact format is <groupId>:<artifactId> (got %s)", artifact);
          this.groupId = elements.get(0);
          this.artifactId = elements.get(1);
      }
  
      public ArtifactIdentifier(Dependency dependency) {
          checkNotNull(dependency, "dependency is null");
  
          this.groupId = dependency.getArtifact().getGroupId();
          this.artifactId = dependency.getArtifact().getArtifactId();
      }
  
      public ArtifactIdentifier(Artifact artifact) {
          this.groupId = artifact.getGroupId();
          this.artifactId = artifact.getArtifactId();
      }
  
      public ArtifactIdentifier(DependencyNode dependencyNode) {
          checkNotNull(dependencyNode, "dependencyNode is null");
  
          this.groupId = dependencyNode.getArtifact().getGroupId();
          this.artifactId = dependencyNode.getArtifact().getArtifactId();
      }
  
      public String getArtifactId() {
          return artifactId;
      }
  
      public String getGroupId() {
          return groupId;
      }
  
      public boolean matchDependency(Dependency dependency) {
          return Optional.ofNullable(dependency)
                  .map(Dependency::getArtifact)
                  .map(a -> match(a.getGroupId(), a.getArtifactId()))
                  .orElse(false);
      }
  
      public boolean matchArtifact(Artifact artifact) {
          return Optional.of(artifact)
                  .map(a -> match(a.getGroupId(), a.getArtifactId()))
                  .orElse(false);
      }
  
      private boolean match(String groupId, String artifactId) {
          return (getArtifactId().equals("*") || getArtifactId().equals(artifactId))
                  && (getGroupId().equals("*") || getGroupId().equals(groupId));
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) {
              return true;
          }
          if (o == null || getClass() != o.getClass()) {
              return false;
          }
          ArtifactIdentifier that = (ArtifactIdentifier) o;
          return artifactId.equals(that.artifactId) && groupId.equals(that.groupId);
      }
  
      @Override
      public int hashCode() {
         return Objects.hash(artifactId, groupId);
     }
 
     @Override
     public String toString() {
         return String.format("%s:%s", groupId, artifactId);
     }
 }