package org.apache.maven.repository.legacy.resolver.transform;

/*
 * 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.
 */

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadata;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.RepositoryRequest;
import org.apache.maven.artifact.repository.metadata.ArtifactRepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException;
import org.apache.maven.artifact.repository.metadata.Versioning;
import org.apache.maven.artifact.resolver.ArtifactNotFoundException;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;
import org.codehaus.plexus.component.annotations.Component;

/**
 * Change the version <code>RELEASE</code> to the appropriate release version from the remote repository.
 *
 * @author <a href="mailto:brett@apache.org">Brett Porter</a>
 */
@Component( role = ArtifactTransformation.class, hint = "release" )
public class ReleaseArtifactTransformation
    extends AbstractVersionTransformation
{

    public void transformForResolve( Artifact artifact, RepositoryRequest request )
        throws ArtifactResolutionException, ArtifactNotFoundException
    {
        if ( Artifact.RELEASE_VERSION.equals( artifact.getVersion() ) )
        {
            try
            {
                String version = resolveVersion( artifact, request );

                if ( Artifact.RELEASE_VERSION.equals( version ) )
                {
                    throw new ArtifactNotFoundException( "Unable to determine the release version", artifact );
                }

                artifact.setBaseVersion( version );
                artifact.updateVersion( version, request.getLocalRepository() );
            }
            catch ( RepositoryMetadataResolutionException e )
            {
                throw new ArtifactResolutionException( e.getMessage(), artifact, e );
            }
        }
    }

    public void transformForInstall( Artifact artifact, ArtifactRepository localRepository )
    {
        ArtifactMetadata metadata = createMetadata( artifact );

        artifact.addMetadata( metadata );
    }

    public void transformForDeployment( Artifact artifact, ArtifactRepository remoteRepository,
                                        ArtifactRepository localRepository )
    {
        ArtifactMetadata metadata = createMetadata( artifact );

        artifact.addMetadata( metadata );
    }

    private ArtifactMetadata createMetadata( Artifact artifact )
    {
        Versioning versioning = new Versioning();
        versioning.updateTimestamp();
        versioning.addVersion( artifact.getVersion() );

        if ( artifact.isRelease() )
        {
            versioning.setRelease( artifact.getVersion() );
        }

        return new ArtifactRepositoryMetadata( artifact, versioning );
    }

    protected String constructVersion( Versioning versioning, String baseVersion )
    {
        return versioning.getRelease();
    }
}
