/*
    * 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.felix.obrplugin;
  
  
  import java.net.URI;
  import java.util.Arrays;
  import java.util.Iterator;
  import java.util.List;
  
  import org.apache.maven.artifact.Artifact;
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.plugin.AbstractMojo;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.logging.Log;
  import org.apache.maven.project.MavenProject;
  
  
  /**
   * Installs bundle details in the local OBR repository (life-cycle goal)
   * 
   * @goal install
   * @phase install
   * @threadSafe
   * 
   * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
   */
  public final class ObrInstall extends AbstractMojo
  {
      /**
       * OBR Repository.
       * 
       * @parameter expression="${obrRepository}"
       */
      private String obrRepository;
  
      /**
       * Project types which this plugin supports.
       *
       * @parameter
       */
      private List supportedProjectTypes = Arrays.asList( new String[]
          { "jar", "bundle" } );
  
      /**
       * Local Repository.
       * 
       * @parameter expression="${localRepository}"
       * @required
       * @readonly
       */
      private ArtifactRepository localRepository;
  
      /**
       * The Maven project.
       * 
       * @parameter expression="${project}"
       * @required
       * @readonly
       */
      private MavenProject project;
  
      /**
       * @parameter expression="${project.attachedArtifacts}
       * @required
       * @readonly
       */
      private List attachedArtifacts;
  
      /**
       * Attached source artifact
       */
      private Artifact m_sourceArtifact;
  
      /**
       * Attached doc artifact
       */
      private Artifact m_docArtifact;
  
  
      public void execute()
      {
          String projectType = project.getPackaging();
 
         // ignore unsupported project types, useful when bundleplugin is configured in parent pom
         if ( !supportedProjectTypes.contains( projectType ) )
         {
             getLog().warn(
                 "Ignoring project type " + projectType + " - supportedProjectTypes = " + supportedProjectTypes );
             return;
         }
         else if ( "NONE".equalsIgnoreCase( obrRepository ) || "false".equalsIgnoreCase( obrRepository ) )
         {
             getLog().info( "Local OBR update disabled (enable with -DobrRepository)" );
             return;
         }
 
         // check for any attached sources or docs
         for ( Iterator i = attachedArtifacts.iterator(); i.hasNext(); )
         {
             Artifact artifact = ( Artifact ) i.next();
             if ( "sources".equals( artifact.getClassifier() ) )
             {
                 m_sourceArtifact = artifact;
             }
             else if ( "javadoc".equals( artifact.getClassifier() ) )
             {
                 m_docArtifact = artifact;
             }
         }
 
         Log log = getLog();
         ObrUpdate update;
 
         try
         {
             String mavenRepository = localRepository.getBasedir();
 
             URI repositoryXml = ObrUtils.findRepositoryXml( mavenRepository, obrRepository );
             URI obrXmlFile = ObrUtils.findObrXml( project );
 
             Config userConfig = new Config();
 
             update = new ObrUpdate( repositoryXml, obrXmlFile, project, mavenRepository, userConfig, log );
             synchronized ( ObrUpdate.class ) // protect against concurrent in-process updates
             {
                 update.parseRepositoryXml();
 
                 updateLocalBundleMetadata( project.getArtifact(), update );
                 for ( Iterator i = attachedArtifacts.iterator(); i.hasNext(); )
                 {
                     updateLocalBundleMetadata( ( Artifact ) i.next(), update );
                 }
 
                 update.writeRepositoryXml();
             }
         }
         catch ( Exception e )
         {
             log.warn( "Exception while updating local OBR: " + e.getLocalizedMessage(), e );
         }
     }
 
 
     private void updateLocalBundleMetadata( Artifact artifact, ObrUpdate update ) throws MojoExecutionException
     {
         if ( !supportedProjectTypes.contains( artifact.getType() ) )
         {
             return;
         }
         else if ( null == artifact.getFile() || artifact.getFile().isDirectory() )
         {
             getLog().error( "No artifact found, try \"mvn install bundle:install\"" );
             return;
         }
 
         URI bundleJar = ObrUtils.getArtifactURI( localRepository, artifact );
 
         URI sourceJar = null;
         if ( null != m_sourceArtifact )
         {
             sourceJar = ObrUtils.getArtifactURI( localRepository, m_sourceArtifact );
         }
 
         URI docJar = null;
         if ( null != m_docArtifact )
         {
             docJar = ObrUtils.getArtifactURI( localRepository, m_docArtifact );
         }
 
         update.updateRepository( bundleJar, sourceJar, docJar );
     }
 }