package org.apache.maven.repository.internal;

/*
 * 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.model.Repository;
import org.sonatype.aether.artifact.Artifact;
import org.sonatype.aether.repository.RemoteRepository;
import org.sonatype.aether.repository.RepositoryPolicy;
import org.sonatype.aether.util.artifact.DefaultArtifact;

/**
 * <strong>Warning:</strong> This is an internal utility class that is only public for technical reasons, it is not part
 * of the public API. In particular, this class can be changed or deleted without prior notice.
 * 
 * @author Benjamin Bentmann
 */
public class ArtifactDescriptorUtils
{

    public static Artifact toPomArtifact( Artifact artifact )
    {
        Artifact pomArtifact = artifact;

        if ( pomArtifact.getClassifier().length() > 0 || !"pom".equals( pomArtifact.getExtension() ) )
        {
            pomArtifact =
                new DefaultArtifact( artifact.getGroupId(), artifact.getArtifactId(), "pom", artifact.getVersion() );
        }

        return pomArtifact;
    }

    public static RemoteRepository toRemoteRepository( Repository repository )
    {
        RemoteRepository result =
            new RemoteRepository( repository.getId(), repository.getLayout(), repository.getUrl() );
        result.setPolicy( true, toRepositoryPolicy( repository.getSnapshots() ) );
        result.setPolicy( false, toRepositoryPolicy( repository.getReleases() ) );
        return result;
    }

    public static RepositoryPolicy toRepositoryPolicy( org.apache.maven.model.RepositoryPolicy policy )
    {
        boolean enabled = true;
        String checksums = RepositoryPolicy.CHECKSUM_POLICY_WARN;
        String updates = RepositoryPolicy.UPDATE_POLICY_DAILY;

        if ( policy != null )
        {
            enabled = policy.isEnabled();
            if ( policy.getUpdatePolicy() != null )
            {
                updates = policy.getUpdatePolicy();
            }
            if ( policy.getChecksumPolicy() != null )
            {
                checksums = policy.getChecksumPolicy();
            }
        }

        return new RepositoryPolicy( enabled, updates, checksums );
    }

}
