package org.apache.maven.scm.provider.svn.svnexe.command.untag;
   
   /*
    * 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 org.apache.maven.scm.ScmException;
  import org.apache.maven.scm.ScmFileSet;
  import org.apache.maven.scm.ScmResult;
  import org.apache.maven.scm.ScmTag;
  import org.apache.maven.scm.ScmUntagParameters;
  import org.apache.maven.scm.command.untag.AbstractUntagCommand;
  import org.apache.maven.scm.command.untag.UntagScmResult;
  import org.apache.maven.scm.provider.ScmProviderRepository;
  import org.apache.maven.scm.provider.svn.SvnCommandUtils;
  import org.apache.maven.scm.provider.svn.SvnTagBranchUtils;
  import org.apache.maven.scm.provider.svn.command.SvnCommand;
  import org.apache.maven.scm.provider.svn.repository.SvnScmProviderRepository;
  import org.apache.maven.scm.provider.svn.svnexe.command.SvnCommandLineUtils;
  import org.codehaus.plexus.util.FileUtils;
  import org.codehaus.plexus.util.Os;
  import org.codehaus.plexus.util.cli.CommandLineException;
  import org.codehaus.plexus.util.cli.CommandLineUtils;
  import org.codehaus.plexus.util.cli.Commandline;
  
  /**
   * scm:untag for provider svn is done by removing the tag dir
   *
   * @since 1.11.2
   */
  public class SvnUntagCommand extends AbstractUntagCommand implements SvnCommand
  {
  
      /** {@inheritDoc} */
      @Override
      public ScmResult executeUntagCommand( ScmProviderRepository repo, ScmFileSet fileSet,
              ScmUntagParameters scmUntagParameters ) throws ScmException
      {
          String tag = scmUntagParameters.getTag();
          if ( tag == null || tag.trim().isEmpty() )
          {
              throw new ScmException( "tag must be specified" );
          }
  
          SvnScmProviderRepository repository = (SvnScmProviderRepository) repo;
  
          File messageFile = FileUtils.createTempFile( "maven-scm-", ".commit", null );
  
          String message = scmUntagParameters.getMessage();
          try
          {
              FileUtils.fileWrite( messageFile.getAbsolutePath(), "UTF-8", message );
          }
          catch ( IOException ex )
          {
              return new UntagScmResult( null, "Error while making a temporary file for the commit message: "
                  + ex.getMessage(), null, false );
          }
  
          Commandline cl = createCommandline( repository, fileSet, tag, messageFile );
  
          CommandLineUtils.StringStreamConsumer stdout = new CommandLineUtils.StringStreamConsumer();
  
          CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
  
          if ( getLogger().isInfoEnabled() )
          {
              getLogger().info( "Executing: " + SvnCommandLineUtils.cryptPassword( cl ) );
  
              if ( Os.isFamily( Os.FAMILY_WINDOWS ) )
              {
                  getLogger().info( "Working directory: " + cl.getWorkingDirectory().getAbsolutePath() );
              }
          }
  
          int exitCode;
  
          try
          {
              exitCode = SvnCommandLineUtils.execute( cl, stdout, stderr, getLogger() );
          }
          catch ( CommandLineException ex )
         {
             throw new ScmException( "Error while executing svn remove command.", ex );
         }
         finally
         {
             try
             {
                 FileUtils.forceDelete( messageFile );
             }
             catch ( IOException ex )
             {
                 // ignore
             }
         }
 
         if ( exitCode == 0 )
         {
             return new UntagScmResult( cl.toString(), "The svn remove command was successful.",
                     stderr.getOutput(), true );
         }
         else
         {
             return new UntagScmResult( cl.toString(), "The svn remove command failed.", stderr.getOutput(), false );
         }
 
     }
 
     /**
      * create command line from parameters
      *
      * @param repo        svn repo tu delete tag from
      * @param fileSet     file set containing base dir
      * @param tag         tag to delete
      * @param messageFile file containing commit message
      * @return            command line instance
      */
     Commandline createCommandline( SvnScmProviderRepository repo, ScmFileSet fileSet, String tag, File messageFile )
     {
         Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine( fileSet.getBasedir(), repo );
 
         cl.createArg().setValue( "--file" );
 
         cl.createArg().setValue( messageFile.getAbsolutePath() );
 
         cl.createArg().setValue( "remove" );
 
         String tagUrl = SvnTagBranchUtils.resolveTagUrl( repo, new ScmTag( tag ) );
         tagUrl = SvnCommandUtils.fixUrl( tagUrl, repo.getUser() );
         cl.createArg().setValue( tagUrl + "@" );
 
         return cl;
     }
 
 }