/*

  * 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.maven.scm.provider.bazaar.command.tag;

 import java.io.File;

 import org.apache.maven.scm.ScmException;

 import org.apache.maven.scm.ScmFileSet;

 import org.apache.maven.scm.ScmFileStatus;

 import org.apache.maven.scm.ScmResult;

 import org.apache.maven.scm.ScmTagParameters;

 import org.apache.maven.scm.command.tag.AbstractTagCommand;

 import org.apache.maven.scm.command.tag.TagScmResult;

 import org.apache.maven.scm.provider.ScmProviderRepository;

 import org.apache.maven.scm.provider.bazaar.BazaarUtils;

 import org.apache.maven.scm.provider.bazaar.command.BazaarConstants;

 import org.apache.maven.scm.provider.bazaar.command.BazaarConsumer;

 import org.apache.maven.scm.provider.bazaar.repository.BazaarScmProviderRepository;

 import org.codehaus.plexus.util.StringUtils;

 /**

  * @author <a href="mailto:johan.walles@gmail.com">Johan Walles</a>

  * @version $Id: BazaarTagCommand.java 952830 2010-06-08 21:39:49Z olamy $

  */

 public class BazaarTagCommand extends AbstractTagCommand {

     protected ScmResult executeTagCommand( ScmProviderRepository repository,

             ScmFileSet fileSet, String tagName,

             ScmTagParameters scmTagParameters ) throws ScmException

     {

         if ( tagName == null || StringUtils.isEmpty( tagName.trim() ) ) {

             throw new ScmException( "tag name must be specified" );

         }

         if ( !fileSet.getFileList().isEmpty() ) {

             throw new ScmException( "tagging specific files is not allowed" );

         }

         // Perform the tagging operation

         File bazaarRoot = fileSet.getBasedir();

         BazaarConsumer consumer = new BazaarConsumer( getLogger() );

         String[] tagCmd = new String[] { BazaarConstants.TAG_CMD, tagName };

         ScmResult tagResult = BazaarUtils.execute( consumer, getLogger(), bazaarRoot, tagCmd );

         if ( !tagResult.isSuccess() ) {

             return new TagScmResult( null, tagResult );

         }

         // Do "bzr ls -R -r tag:tagName" to get a list of the tagged files

         BazaarLsConsumer lsConsumer = 

             new BazaarLsConsumer( getLogger(), bazaarRoot, ScmFileStatus.TAGGED );

         String[] lsCmd = new String[] {

                                        BazaarConstants.LS_CMD,

                                        BazaarConstants.RECURSIVE_OPTION,

                                        BazaarConstants.REVISION_OPTION,

                                        "tag:" + tagName

                                        };

         ScmResult lsResult = BazaarUtils.execute(lsConsumer, getLogger(), bazaarRoot, lsCmd);

         if ( !lsResult.isSuccess() ) {

             return new TagScmResult( null, lsResult );

         }

         // Push new tags to parent branch if any

         BazaarScmProviderRepository bazaarRepository = (BazaarScmProviderRepository) repository;

         if ( !bazaarRepository.getURI().equals( fileSet.getBasedir().getAbsolutePath() ) && repository.isPushChanges() )

         {

             String[] pushCmd = new String[] { BazaarConstants.PUSH_CMD, bazaarRepository.getURI() };

             ScmResult pushResult =

                 BazaarUtils.execute( new BazaarConsumer( getLogger() ), getLogger(), fileSet.getBasedir(), pushCmd );

             if ( !pushResult.isSuccess() ) {

                 return new TagScmResult( null, pushResult );

             }

         }

         return new TagScmResult( lsConsumer.getListedFiles(), tagResult );

     }

 }