package org.apache.maven.scm.provider.synergy.command.edit;
   
   /*
    * 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.io.File;
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.LinkedList;
  import java.util.List;
  
  import org.apache.maven.scm.ScmException;
  import org.apache.maven.scm.ScmFile;
  import org.apache.maven.scm.ScmFileSet;
  import org.apache.maven.scm.ScmFileStatus;
  import org.apache.maven.scm.ScmResult;
  import org.apache.maven.scm.command.edit.AbstractEditCommand;
  import org.apache.maven.scm.command.edit.EditScmResult;
  import org.apache.maven.scm.provider.ScmProviderRepository;
  import org.apache.maven.scm.provider.synergy.command.SynergyCommand;
  import org.apache.maven.scm.provider.synergy.repository.SynergyScmProviderRepository;
  import org.apache.maven.scm.provider.synergy.util.SynergyUtil;
  import org.codehaus.plexus.util.FileUtils;
  
  /**
   * @author <a href="mailto:julien.henry@capgemini.com">Julien Henry</a>
   *
   */
  public class SynergyEditCommand
      extends AbstractEditCommand
      implements SynergyCommand
  {
      /** {@inheritDoc} */
      protected ScmResult executeEditCommand( ScmProviderRepository repository, ScmFileSet fileSet )
          throws ScmException
      {
          if ( getLogger().isDebugEnabled() )
          {
              getLogger().debug( "executing edit command..." );
          }
  
          SynergyScmProviderRepository repo = (SynergyScmProviderRepository) repository;
  
          if ( getLogger().isDebugEnabled() )
          {
              getLogger().debug( fileSet.toString() );
          }
  
          String ccmAddr = SynergyUtil.start( getLogger(), repo.getUser(), repo.getPassword(), null );
  
          try
          {
              String projectSpec =
                  SynergyUtil.getWorkingProject( getLogger(), repo.getProjectSpec(), repo.getUser(), ccmAddr );
              File waPath = SynergyUtil.getWorkArea( getLogger(), projectSpec, ccmAddr );
              File sourcePath = new File( waPath, repo.getProjectName() );
              if ( projectSpec == null )
              {
                  throw new ScmException( "You should checkout project first" );
              }
              int taskNum = SynergyUtil.createTask( getLogger(), "Maven SCM Synergy provider: edit command for project "
                  + repo.getProjectSpec(), repo.getProjectRelease(), true, ccmAddr );
              if ( getLogger().isInfoEnabled() )
              {
                  getLogger().info( "Task " + taskNum + " was created to perform checkout." );
              }
              for ( File f : fileSet.getFileList() )
              {
                  File dest = f;
                  File source = new File( sourcePath, SynergyUtil.removePrefix( fileSet.getBasedir(), f ) );
                  List<File> list = new LinkedList<File>();
                  list.add( source );
                  SynergyUtil.checkoutFiles( getLogger(), list, ccmAddr );
                  if ( !source.equals( dest ) )
                  {
                      if ( getLogger().isDebugEnabled() )
                      {
                          getLogger().debug( "Copy file [" + source + "] to expected folder [" + dest + "]." );
                      }
                      try
                      {
                          FileUtils.copyFile( source, dest );
                      }
                     catch ( IOException e )
                     {
                         throw new ScmException( "Unable to copy file from Work Area", e );
                     }
                 }
             }
         }
         finally
         {
             SynergyUtil.stop( getLogger(), ccmAddr );
         }
         List<ScmFile> scmFiles = new ArrayList<ScmFile>( fileSet.getFileList().size() );
         for ( File f : fileSet.getFileList() )
         {
             scmFiles.add( new ScmFile( f.getPath(), ScmFileStatus.EDITED ) );
         }
         return new EditScmResult( "", scmFiles );
     }
 
 }