/*
    * 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.svn.svnexe.command.remove;
  
  import java.io.File;
  import java.io.IOException;
  import java.util.List;
  
  import org.apache.maven.scm.ScmException;
  import org.apache.maven.scm.ScmFileSet;
  import org.apache.maven.scm.ScmResult;
  import org.apache.maven.scm.command.remove.AbstractRemoveCommand;
  import org.apache.maven.scm.command.remove.RemoveScmResult;
  import org.apache.maven.scm.provider.ScmProviderRepository;
  import org.apache.maven.scm.provider.svn.command.SvnCommand;
  import org.apache.maven.scm.provider.svn.svnexe.command.SvnCommandLineUtils;
  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;
  
  /**
   * @author <a href="mailto:brett@apache.org">Brett Porter</a>
   * @author Olivier Lamy
   *
   */
  public class SvnRemoveCommand extends AbstractRemoveCommand implements SvnCommand {
      /** {@inheritDoc} */
      protected ScmResult executeRemoveCommand(ScmProviderRepository repository, ScmFileSet fileSet, String message)
              throws ScmException {
          if (fileSet.getFileList().isEmpty()) {
              throw new ScmException("You must provide at least one file/directory to remove");
          }
  
          Commandline cl = createCommandLine(fileSet.getBasedir(), fileSet.getFileList());
  
          SvnRemoveConsumer consumer = new SvnRemoveConsumer();
  
          CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
  
          if (logger.isInfoEnabled()) {
              logger.info("Executing: " + SvnCommandLineUtils.cryptPassword(cl));
  
              if (Os.isFamily(Os.FAMILY_WINDOWS)) {
                  logger.info("Working directory: " + cl.getWorkingDirectory().getAbsolutePath());
              }
          }
  
          int exitCode;
  
          try {
              exitCode = SvnCommandLineUtils.execute(cl, consumer, stderr);
          } catch (CommandLineException ex) {
              throw new ScmException("Error while executing command.", ex);
          }
  
          if (exitCode != 0) {
              return new RemoveScmResult(cl.toString(), "The svn command failed.", stderr.getOutput(), false);
          }
  
          return new RemoveScmResult(cl.toString(), consumer.getRemovedFiles());
      }
  
      private static Commandline createCommandLine(File workingDirectory, List<File> files) throws ScmException {
          // Base command line doesn't make sense here - username/password not needed, and non-interactive/non-recusive is
          // not valid
  
          Commandline cl = new Commandline();
  
          cl.setExecutable("svn");
  
          cl.setWorkingDirectory(workingDirectory.getAbsolutePath());
  
          cl.createArg().setValue("remove");
  
          try {
              SvnCommandLineUtils.addTarget(cl, files);
          } catch (IOException e) {
              throw new ScmException("Can't create the targets file", e);
          }
  
          return cl;
      }
 }