package org.apache.maven.plugins.dependency.utils.translators;

/*
 * 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.LinkedHashSet;
import java.util.Set;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.handler.ArtifactHandler;
import org.apache.maven.artifact.handler.manager.ArtifactHandlerManager;
import org.apache.maven.plugin.logging.Log;
import org.apache.maven.shared.artifact.ArtifactCoordinate;
import org.apache.maven.shared.artifact.DefaultArtifactCoordinate;
import org.codehaus.plexus.util.StringUtils;

/**
 * @author <a href="mailto:brianf@apache.org">Brian Fox</a>
 * @version $Id$
 */
public class ClassifierTypeTranslator
    implements ArtifactTranslator
{
    private ArtifactHandlerManager artifactHandlerManager;

    private String classifier;

    private String type;

    /**
     * @param artifactHanderManager {@link ArtifactHandlerManager}.
     * @param theClassifier The classifier to use.
     * @param theType The type.
     */
    public ClassifierTypeTranslator( ArtifactHandlerManager artifactHanderManager, String theClassifier,
                                     String theType )
    {
        this.artifactHandlerManager = artifactHanderManager;
        this.classifier = theClassifier;
        this.type = theType;
    }

    /*
     * (non-Javadoc)
     * @see org.apache.mojo.dependency.utils.translators.ArtifactTranslator#translate(java.util.Set,
     * org.apache.maven.plugin.logging.Log)
     */
    @Override
    public Set<ArtifactCoordinate> translate( Set<Artifact> artifacts, Log log )
    {
        Set<ArtifactCoordinate> results;

        log.debug( "Translating Artifacts using Classifier: " + this.classifier + " and Type: " + this.type );
        results = new LinkedHashSet<ArtifactCoordinate>();
        for ( Artifact artifact : artifacts )
        {
            // this translator must pass both type and classifier here so we
            // will use the
            // base artifact value if null comes in
            final String useType;
            if ( StringUtils.isNotEmpty( this.type ) )
            {
                useType = this.type;
            }
            else
            {
                useType = artifact.getType();
            }

            ArtifactHandler artifactHandler = artifactHandlerManager.getArtifactHandler( useType );

            final String extension;
            if ( artifactHandler != null )
            {
                extension = artifactHandler.getExtension();
            }
            else
            {
                extension = this.type;
            }

            String useClassifier;
            if ( StringUtils.isNotEmpty( this.classifier ) )
            {
                useClassifier = this.classifier;
            }
            else
            {
                useClassifier = artifact.getClassifier();
            }

            DefaultArtifactCoordinate coordinate = new DefaultArtifactCoordinate();
            coordinate.setGroupId( artifact.getGroupId() );
            coordinate.setArtifactId( artifact.getArtifactId() );
            coordinate.setVersion( artifact.getVersion() );
            coordinate.setClassifier( useClassifier );
            coordinate.setExtension( extension );

            // // Create a new artifact
            // Artifact newArtifact = factory.createArtifactWithClassifier( artifact.getGroupId(), artifact
            // .getArtifactId(), artifact.getVersion(), useType, useClassifier );
            //
            // // note the new artifacts will always have the scope set to null. We
            // // should
            // // reset it here so that it will pass other filters if needed
            // newArtifact.setScope( artifact.getScope() );
            //
            // if ( Artifact.SCOPE_SYSTEM.equals( newArtifact.getScope() ) )
            // {
            // File baseDir = repositoryManager.getLocalRepositoryBasedir( buildingRequest );
            // String path = repositoryManager.getPathForLocalArtifact( buildingRequest, newArtifact );
            // newArtifact.setFile( new File( baseDir, path ) );
            // }

            results.add( coordinate );
        }

        return results;
    }

    /**
     * @return Returns the type.
     */
    public String getType()
    {
        return this.type;
    }

    /**
     * @param theType The type to set.
     */
    public void setType( String theType )
    {
        this.type = theType;
    }

    /**
     * @return Returns the classifier.
     */
    public String getClassifier()
    {
        return this.classifier;
    }

    /**
     * @param theClassifier The classifier to set.
     */
    public void setClassifier( String theClassifier )
    {
        this.classifier = theClassifier;
    }

}