package org.apache.maven.report.projectinfo.dependencies.renderer;

 /*

  * 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.Collections;

 import java.util.Comparator;

 import java.util.Iterator;

 import java.util.List;

 import java.util.Locale;

 import java.util.Map;

 import org.apache.maven.artifact.Artifact;

 import org.apache.maven.artifact.factory.ArtifactFactory;

 import org.apache.maven.artifact.repository.ArtifactRepository;

 import org.apache.maven.doxia.sink.Sink;

 import org.apache.maven.model.Dependency;

 import org.apache.maven.plugin.logging.Log;

 import org.apache.maven.project.MavenProjectBuilder;

 import org.apache.maven.report.projectinfo.ProjectInfoReportUtils;

 import org.apache.maven.report.projectinfo.dependencies.ManagementDependencies;

 import org.apache.maven.reporting.AbstractMavenReportRenderer;

 import org.codehaus.plexus.i18n.I18N;

 import org.codehaus.plexus.util.StringUtils;

 /**

  * @author Nick Stolwijk

  * @version $Id: DependencyManagementRenderer.java 728546 2008-12-21 22:56:51Z bentmann $

  * @since 2.1

  */

 public class DependencyManagementRenderer

     extends AbstractMavenReportRenderer

 {

     private final ManagementDependencies dependencies;

     private final Locale locale;

     private final I18N i18n;

     private final Log log;

     private final ArtifactFactory artifactFactory;

     private final MavenProjectBuilder mavenProjectBuilder;

     private final List remoteRepositories;

     private final ArtifactRepository localRepository;

     /**

      * Default constructor

      *

      * @param sink

      * @param locale

      * @param i18n

      * @param log

      * @param artifactFactory

      * @param dependencies

      * @param mavenProjectBuilder

      * @param remoteRepositories

      * @param localRepository

      */

     public DependencyManagementRenderer( Sink sink, Locale locale, I18N i18n, Log log,

                                          ManagementDependencies dependencies, ArtifactFactory artifactFactory,

                                          MavenProjectBuilder mavenProjectBuilder, List remoteRepositories,

                                          ArtifactRepository localRepository )

     {

         super( sink );

         this.locale = locale;

         this.i18n = i18n;

         this.log = log;

         this.dependencies = dependencies;

         this.artifactFactory = artifactFactory;

         this.mavenProjectBuilder = mavenProjectBuilder;

         this.remoteRepositories = remoteRepositories;

         this.localRepository = localRepository;

     }

     // ----------------------------------------------------------------------

     // Public methods

     // ----------------------------------------------------------------------

     /** {@inheritDoc} */

     public String getTitle()

     {

         return getReportString( "report.dependencyManagement.title" );

     }

     /** {@inheritDoc} */

     public void renderBody()

     {

         // Dependencies report

         if ( !dependencies.hasDependencies() )

         {

             startSection( getTitle() );

             paragraph( getReportString( "report.dependencyManagement.nolist" ) );

             endSection();

             return;

         }

         // === Section: Project Dependencies.

         renderSectionProjectDependencies();

     }

     // ----------------------------------------------------------------------

     // Private methods

     // ----------------------------------------------------------------------

     private void renderSectionProjectDependencies()

     {

         startSection( getTitle() );

         // collect dependencies by scope

         Map dependenciesByScope = dependencies.getManagementDependenciesByScope();

         renderDependenciesForAllScopes( dependenciesByScope );

         endSection();

     }

     private void renderDependenciesForAllScopes( Map dependenciesByScope )

     {

         renderDependenciesForScope( Artifact.SCOPE_COMPILE, (List) dependenciesByScope.get( Artifact.SCOPE_COMPILE ) );

         renderDependenciesForScope( Artifact.SCOPE_RUNTIME, (List) dependenciesByScope.get( Artifact.SCOPE_RUNTIME ) );

         renderDependenciesForScope( Artifact.SCOPE_TEST, (List) dependenciesByScope.get( Artifact.SCOPE_TEST ) );

         renderDependenciesForScope( Artifact.SCOPE_PROVIDED,

                                     (List) dependenciesByScope.get( Artifact.SCOPE_PROVIDED ) );

         renderDependenciesForScope( Artifact.SCOPE_SYSTEM, (List) dependenciesByScope.get( Artifact.SCOPE_SYSTEM ) );

     }

     private String[] getDependencyTableHeader( boolean hasClassifier )

     {

         String groupId = getReportString( "report.dependencyManagement.column.groupId" );

         String artifactId = getReportString( "report.dependencyManagement.column.artifactId" );

         String version = getReportString( "report.dependencyManagement.column.version" );

         String classifier = getReportString( "report.dependencyManagement.column.classifier" );

         String type = getReportString( "report.dependencyManagement.column.type" );

         if ( hasClassifier )

         {

             return new String[] { groupId, artifactId, version, classifier, type };

         }

         return new String[] { groupId, artifactId, version, type };

     }

     private void renderDependenciesForScope( String scope, List artifacts )

     {

         if ( artifacts != null )

         {

             // can't use straight artifact comparison because we want optional last

             Collections.sort( artifacts, getDependencyComparator() );

             startSection( scope );

             paragraph( getReportString( "report.dependencyManagement.intro." + scope ) );

             startTable();

             boolean hasClassifier = false;

             for ( Iterator iterator = artifacts.iterator(); iterator.hasNext(); )

             {

                 Dependency dependency = (Dependency) iterator.next();

                 if ( StringUtils.isNotEmpty( dependency.getClassifier() ) )

                 {

                     hasClassifier = true;

                     break;

                 }

             }

             String[] tableHeader = getDependencyTableHeader( hasClassifier );

             tableHeader( tableHeader );

             for ( Iterator iterator = artifacts.iterator(); iterator.hasNext(); )

             {

                 Dependency dependency = (Dependency) iterator.next();

                 tableRow( getDependencyRow( dependency, hasClassifier ) );

             }

             endTable();

             endSection();

         }

     }

     private String[] getDependencyRow( Dependency dependency, boolean hasClassifier )

     {

         Artifact artifact = artifactFactory.createParentArtifact( dependency.getGroupId(), dependency.getArtifactId(),

                                                                   dependency.getVersion() );

         String url =

             ProjectInfoReportUtils.getArtifactUrl( artifactFactory, artifact, mavenProjectBuilder, remoteRepositories,

                                                    localRepository );

         String artifactIdCell = ProjectInfoReportUtils.getArtifactIdCell( artifact.getArtifactId(), url );

         if ( hasClassifier )

         {

             return new String[] { dependency.getGroupId(), artifactIdCell, dependency.getVersion(),

                 dependency.getClassifier(), dependency.getType() };

         }

         return new String[] { dependency.getGroupId(), artifactIdCell, dependency.getVersion(),

             dependency.getType() };

     }

     private Comparator getDependencyComparator()

     {

         return new Comparator()

         {

             public int compare( Object o1, Object o2 )

             {

                 Dependency a1 = (Dependency) o1;

                 Dependency a2 = (Dependency) o2;

                 int result = a1.getGroupId().compareTo( a2.getGroupId() );

                 if ( result == 0 )

                 {

                     result = a1.getArtifactId().compareTo( a2.getArtifactId() );

                     if ( result == 0 )

                     {

                         result = a1.getType().compareTo( a2.getType() );

                         if ( result == 0 )

                         {

                             if ( a1.getClassifier() == null )

                             {

                                 if ( a2.getClassifier() != null )

                                 {

                                     result = 1;

                                 }

                             }

                             else

                             {

                                 if ( a2.getClassifier() != null )

                                 {

                                     result = a1.getClassifier().compareTo( a2.getClassifier() );

                                 }

                                 else

                                 {

                                     result = -1;

                                 }

                             }

                             if ( result == 0 )

                             {

                                 // We don't consider the version range in the comparison, just the resolved version

                                 result = a1.getVersion().compareTo( a2.getVersion() );

                             }

                         }

                     }

                 }

                 return result;

             }

         };

     }

     private String getReportString( String key )

     {

         return i18n.getString( "project-info-report", locale, key );

     }

 }