package org.apache.maven.scm.provider.hg.command.checkin;
   
   /*
    * 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.util.ArrayList;
  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.ScmVersion;
  import org.apache.maven.scm.command.checkin.AbstractCheckInCommand;
  import org.apache.maven.scm.command.checkin.CheckInScmResult;
  import org.apache.maven.scm.command.status.StatusScmResult;
  import org.apache.maven.scm.provider.ScmProviderRepository;
  import org.apache.maven.scm.provider.hg.HgUtils;
  import org.apache.maven.scm.provider.hg.command.HgCommandConstants;
  import org.apache.maven.scm.provider.hg.command.HgConsumer;
  import org.apache.maven.scm.provider.hg.command.status.HgStatusCommand;
  import org.apache.maven.scm.provider.hg.repository.HgScmProviderRepository;
  import org.codehaus.plexus.util.StringUtils;
  
  /**
   * @author <a href="mailto:thurner.rupert@ymono.net">thurner rupert</a>
   * @author Olivier Lamy
   *
   */
  public class HgCheckInCommand
      extends AbstractCheckInCommand
  {
      /**
       * {@inheritDoc}
       */
      protected CheckInScmResult executeCheckInCommand( ScmProviderRepository repo, ScmFileSet fileSet, String message,
                                                        ScmVersion tag )
          throws ScmException
      {
          if ( tag != null && !StringUtils.isEmpty( tag.getName() ) )
          {
              throw new ScmException( "This provider can't handle tags for this operation" );
          }
  
  
          File workingDir = fileSet.getBasedir();
          String branchName = HgUtils.getCurrentBranchName( getLogger(), workingDir );
          boolean differentOutgoingBranch =
              repo.isPushChanges() ? HgUtils.differentOutgoingBranchFound( getLogger(), workingDir, branchName ) : false;
  
          // Get files that will be committed (if not specified in fileSet)
          List<ScmFile> commitedFiles = new ArrayList<ScmFile>();
          List<File> files = fileSet.getFileList();
          if ( files.isEmpty() )
          { //Either commit all changes
              HgStatusCommand statusCmd = new HgStatusCommand();
              statusCmd.setLogger( getLogger() );
              StatusScmResult status = statusCmd.executeStatusCommand( repo, fileSet );
              List<ScmFile> statusFiles = status.getChangedFiles();
              for ( ScmFile file : statusFiles )
              {
                  if ( file.getStatus() == ScmFileStatus.ADDED || file.getStatus() == ScmFileStatus.DELETED
                      || file.getStatus() == ScmFileStatus.MODIFIED )
                  {
                      commitedFiles.add( new ScmFile( file.getPath(), ScmFileStatus.CHECKED_IN ) );
                  }
              }
  
          }
          else
          { //Or commit spesific files
              for ( File file : files )
              {
                  commitedFiles.add( new ScmFile( file.getPath(), ScmFileStatus.CHECKED_IN ) );
              }
          }
  
          // Commit to local branch
          String[] commitCmd = new String[]{ HgCommandConstants.COMMIT_CMD, HgCommandConstants.MESSAGE_OPTION, message };
          commitCmd = HgUtils.expandCommandLine( commitCmd, fileSet );
          ScmResult result =
             HgUtils.execute( new HgConsumer( getLogger() ), getLogger(), fileSet.getBasedir(), commitCmd );
 
         // Push to parent branch if any
         HgScmProviderRepository repository = (HgScmProviderRepository) repo;
 
         if ( repo.isPushChanges() )
         {
 
             if ( !repository.getURI().equals( fileSet.getBasedir().getAbsolutePath() ) )
             {
                 String[] pushCmd = new String[]{ HgCommandConstants.PUSH_CMD,
                     differentOutgoingBranch ? HgCommandConstants.REVISION_OPTION + branchName : null,
                     repository.getURI() };
 
                 result = HgUtils.execute( new HgConsumer( getLogger() ), getLogger(), fileSet.getBasedir(), pushCmd );
             }
 
             return new CheckInScmResult( commitedFiles, result );
         }
 
         return new CheckInScmResult( commitedFiles, result );
     }
 
 
 }