package org.apache.continuum.builder.distributed.util;
   
   /*
    * 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.continuum.builder.utils.ContinuumBuildConstant;
  import org.apache.continuum.dao.BuildResultDao;
  import org.apache.continuum.dao.ProjectDao;
  import org.apache.maven.continuum.ContinuumException;
  import org.apache.maven.continuum.model.project.BuildResult;
  import org.apache.maven.continuum.model.project.Project;
  import org.apache.maven.continuum.model.project.ProjectDependency;
  import org.apache.maven.continuum.model.scm.ChangeFile;
  import org.apache.maven.continuum.model.scm.ChangeSet;
  import org.apache.maven.continuum.model.scm.ScmResult;
  import org.apache.maven.continuum.store.ContinuumStoreException;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  
  /**
   * @plexus.component role="org.apache.continuum.builder.distributed.util.DistributedBuildUtil"
   */
  public class DistributedBuildUtil
  {
      private Logger log = LoggerFactory.getLogger( DistributedBuildUtil.class );
  
      /**
       * @plexus.requirement
       */
      private ProjectDao projectDao;
  
      /**
       * @plexus.requirement
       */
      private BuildResultDao buildResultDao;
  
      public BuildResult convertMapToBuildResult( Map<String, Object> context )
      {
          BuildResult buildResult = new BuildResult();
  
          buildResult.setStartTime( ContinuumBuildConstant.getStartTime( context ) );
          buildResult.setEndTime( ContinuumBuildConstant.getEndTime( context ) );
          buildResult.setError( ContinuumBuildConstant.getBuildError( context ) );
          buildResult.setExitCode( ContinuumBuildConstant.getBuildExitCode( context ) );
          buildResult.setState( ContinuumBuildConstant.getBuildState( context ) );
          buildResult.setTrigger( ContinuumBuildConstant.getTrigger( context ) );
          buildResult.setUsername( ContinuumBuildConstant.getUsername( context ) );
          buildResult.setBuildUrl( ContinuumBuildConstant.getBuildAgentUrl( context ) );
  
          return buildResult;
      }
  
      public List<ProjectDependency> getModifiedDependencies( BuildResult oldBuildResult, Map<String, Object> context )
          throws ContinuumException
      {
          if ( oldBuildResult == null )
          {
              return null;
          }
  
          try
          {
              Project project = projectDao.getProjectWithAllDetails( ContinuumBuildConstant.getProjectId( context ) );
              List<ProjectDependency> dependencies = project.getDependencies();
  
              if ( dependencies == null )
              {
                  dependencies = new ArrayList<ProjectDependency>();
              }
  
              if ( project.getParent() != null )
              {
                  dependencies.add( project.getParent() );
              }
  
              if ( dependencies.isEmpty() )
              {
                  return null;
              }
 
             List<ProjectDependency> modifiedDependencies = new ArrayList<ProjectDependency>();
 
             for ( ProjectDependency dep : dependencies )
             {
                 Project dependencyProject = projectDao.getProject( dep.getGroupId(), dep.getArtifactId(),
                                                                    dep.getVersion() );
 
                 if ( dependencyProject != null )
                 {
                     long nbBuild = buildResultDao.getNbBuildResultsInSuccessForProject( dependencyProject.getId(),
                                                                                         oldBuildResult.getEndTime() );
                     if ( nbBuild > 0 )
                     {
                         log.debug( "Dependency changed: " + dep.getGroupId() + ":" + dep.getArtifactId() + ":" +
                                        dep.getVersion() );
                         modifiedDependencies.add( dep );
                     }
                     else
                     {
                         log.debug( "Dependency not changed: " + dep.getGroupId() + ":" + dep.getArtifactId() + ":" +
                                        dep.getVersion() );
                     }
                 }
                 else
                 {
                     log.debug( "Skip non Continuum project: " + dep.getGroupId() + ":" + dep.getArtifactId() + ":" +
                                    dep.getVersion() );
                 }
             }
 
             return modifiedDependencies;
         }
         catch ( ContinuumStoreException e )
         {
             log.warn( "Can't get the project dependencies", e );
         }
 
         return null;
     }
 
     public ScmResult getScmResult( Map<String, Object> context )
     {
         Map<String, Object> map = ContinuumBuildConstant.getScmResult( context );
 
         if ( !map.isEmpty() )
         {
             ScmResult scmResult = new ScmResult();
             scmResult.setCommandLine( ContinuumBuildConstant.getScmCommandLine( map ) );
             scmResult.setCommandOutput( ContinuumBuildConstant.getScmCommandOutput( map ) );
             scmResult.setException( ContinuumBuildConstant.getScmException( map ) );
             scmResult.setProviderMessage( ContinuumBuildConstant.getScmProviderMessage( map ) );
             scmResult.setSuccess( ContinuumBuildConstant.isScmSuccess( map ) );
             scmResult.setChanges( getScmChanges( map ) );
 
             return scmResult;
         }
 
         return null;
     }
 
     public List<ChangeSet> getScmChanges( Map<String, Object> context )
     {
         List<ChangeSet> changes = new ArrayList<ChangeSet>();
         List<Map<String, Object>> scmChanges = ContinuumBuildConstant.getScmChanges( context );
 
         if ( scmChanges != null )
         {
             for ( Map<String, Object> map : scmChanges )
             {
                 ChangeSet changeSet = new ChangeSet();
                 changeSet.setAuthor( ContinuumBuildConstant.getChangeSetAuthor( map ) );
                 changeSet.setComment( ContinuumBuildConstant.getChangeSetComment( map ) );
                 changeSet.setDate( ContinuumBuildConstant.getChangeSetDate( map ) );
                 setChangeFiles( changeSet, map );
                 changes.add( changeSet );
             }
         }
 
         return changes;
     }
 
     private void setChangeFiles( ChangeSet changeSet, Map<String, Object> context )
     {
         List<Map<String, Object>> changeFiles = ContinuumBuildConstant.getChangeSetFiles( context );
 
         if ( changeFiles != null )
         {
             for ( Map<String, Object> map : changeFiles )
             {
                 ChangeFile changeFile = new ChangeFile();
                 changeFile.setName( ContinuumBuildConstant.getChangeFileName( map ) );
                 changeFile.setRevision( ContinuumBuildConstant.getChangeFileRevision( map ) );
                 changeFile.setStatus( ContinuumBuildConstant.getChangeFileStatus( map ) );
 
                 changeSet.addFile( changeFile );
             }
         }
     }
 }