/*
    * 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.artifact.repository.metadata;
  
  import org.apache.maven.artifact.Artifact;
  import org.apache.maven.artifact.ArtifactUtils;
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.artifact.versioning.ArtifactVersion;
  import org.apache.maven.artifact.versioning.Restriction;
  import org.apache.maven.artifact.versioning.VersionRange;
  
  /**
   * Metadata for the artifact directory of the repository.
   *
   * @author <a href="mailto:brett@apache.org">Brett Porter</a>
   */
  public class ArtifactRepositoryMetadata extends AbstractRepositoryMetadata {
      private Artifact artifact;
  
      public ArtifactRepositoryMetadata(Artifact artifact) {
          this(artifact, null);
      }
  
      public ArtifactRepositoryMetadata(Artifact artifact, Versioning versioning) {
          super(createMetadata(artifact, versioning));
          this.artifact = artifact;
      }
  
      public boolean storedInGroupDirectory() {
          return false;
      }
  
      public boolean storedInArtifactVersionDirectory() {
          return false;
      }
  
      public String getGroupId() {
          return artifact.getGroupId();
      }
  
      public String getArtifactId() {
          return artifact.getArtifactId();
      }
  
      public String getBaseVersion() {
          // Don't want the artifact's version in here, as this is stored in the directory above that
          return null;
      }
  
      public Object getKey() {
          return "artifact " + artifact.getGroupId() + ":" + artifact.getArtifactId();
      }
  
      public boolean isSnapshot() {
          // Don't consider the artifact's version in here, as this is stored in the directory above that
          return false;
      }
  
      public int getNature() {
          if (artifact.getVersion() != null) {
              return artifact.isSnapshot() ? SNAPSHOT : RELEASE;
          }
  
          VersionRange range = artifact.getVersionRange();
          if (range != null) {
              for (Restriction restriction : range.getRestrictions()) {
                  if (isSnapshot(restriction.getLowerBound()) || isSnapshot(restriction.getUpperBound())) {
                      return RELEASE_OR_SNAPSHOT;
                  }
              }
          }
  
          return RELEASE;
      }
  
      private boolean isSnapshot(ArtifactVersion version) {
          return version != null && ArtifactUtils.isSnapshot(version.getQualifier());
      }
  
      public ArtifactRepository getRepository() {
          return null;
      }
  
     public void setRepository(ArtifactRepository remoteRepository) {
         /*
          * NOTE: Metadata at the g:a level contains a collection of available versions. After merging, we can't tell
          * which repository provides which version so the metadata manager must not restrict the artifact resolution to
          * the repository with the most recent updates.
          */
     }
 }