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

/*
 * 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 java.util.Map;

import org.apache.maven.artifact.UnknownRepositoryLayoutException;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
import org.apache.maven.artifact.repository.MavenArtifactRepository;
import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout;
import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout2;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;

/**
 * @author jdcasey
 */
@Component( role = ArtifactRepositoryFactory.class )
public class DefaultArtifactRepositoryFactory
    implements ArtifactRepositoryFactory
{
    // TODO: use settings?
    private String globalUpdatePolicy;

    private String globalChecksumPolicy;

    @Requirement( role = ArtifactRepositoryLayout.class )
    private Map<String,ArtifactRepositoryLayout> repositoryLayouts;

    public ArtifactRepositoryLayout getLayout( String layoutId )
        throws UnknownRepositoryLayoutException
    {
        return repositoryLayouts.get( layoutId );
    }

    public ArtifactRepository createDeploymentArtifactRepository( String id, String url, String layoutId,
                                                                  boolean uniqueVersion )
        throws UnknownRepositoryLayoutException
    {
        ArtifactRepositoryLayout layout = repositoryLayouts.get( layoutId );

        checkLayout( id, layoutId, layout );

        return createDeploymentArtifactRepository( id, url, layout, uniqueVersion );
    }

    private void checkLayout( String repositoryId, String layoutId, ArtifactRepositoryLayout layout )
        throws UnknownRepositoryLayoutException
    {
        if ( layout == null )
        {
            throw new UnknownRepositoryLayoutException( repositoryId, layoutId );
        }
    }

    public ArtifactRepository createDeploymentArtifactRepository( String id, String url,
                                                                  ArtifactRepositoryLayout repositoryLayout,
                                                                  boolean uniqueVersion )
    {
        return createArtifactRepository( id, url, repositoryLayout, null, null );
    }

    public ArtifactRepository createArtifactRepository( String id, String url, String layoutId,
                                                        ArtifactRepositoryPolicy snapshots,
                                                        ArtifactRepositoryPolicy releases )
        throws UnknownRepositoryLayoutException
    {
        ArtifactRepositoryLayout layout = repositoryLayouts.get( layoutId );

        checkLayout( id, layoutId, layout );

        return createArtifactRepository( id, url, layout, snapshots, releases );
    }

    public ArtifactRepository createArtifactRepository( String id, String url,
                                                        ArtifactRepositoryLayout repositoryLayout,
                                                        ArtifactRepositoryPolicy snapshots,
                                                        ArtifactRepositoryPolicy releases )
    {
        if ( snapshots == null )
        {
            snapshots = new ArtifactRepositoryPolicy();
        }

        if ( releases == null )
        {
            releases = new ArtifactRepositoryPolicy();
        }

        if ( globalUpdatePolicy != null )
        {
            snapshots.setUpdatePolicy( globalUpdatePolicy );
            releases.setUpdatePolicy( globalUpdatePolicy );
        }

        if ( globalChecksumPolicy != null )
        {
            snapshots.setChecksumPolicy( globalChecksumPolicy );
            releases.setChecksumPolicy( globalChecksumPolicy );
        }

        ArtifactRepository repository;
        if ( repositoryLayout instanceof ArtifactRepositoryLayout2 )
        {
            repository =
                ( (ArtifactRepositoryLayout2) repositoryLayout ).newMavenArtifactRepository( id, url, snapshots,
                                                                                             releases );
        }
        else
        {
            repository = new MavenArtifactRepository( id, url, repositoryLayout, snapshots, releases );
        }

        return repository;
    }

    public void setGlobalUpdatePolicy( String updatePolicy )
    {
        globalUpdatePolicy = updatePolicy;
    }

    public void setGlobalChecksumPolicy( String checksumPolicy )
    {
        globalChecksumPolicy = checksumPolicy;
    }
 }
