/*
    * 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.checkin;
  
  import java.io.File;
  import java.io.IOException;
  
  import org.apache.commons.lang3.StringUtils;
  import org.apache.maven.scm.ScmException;
  import org.apache.maven.scm.ScmFileSet;
  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.provider.ScmProviderRepository;
  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;
  
  /**
   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
   * @author Olivier Lamy
   */
  public class SvnCheckInCommand extends AbstractCheckInCommand implements SvnCommand {
      private final boolean interactive;
  
      public SvnCheckInCommand(boolean interactive) {
          this.interactive = interactive;
      }
  
      /**
       * {@inheritDoc}
       */
      protected CheckInScmResult executeCheckInCommand(
              ScmProviderRepository repo, ScmFileSet fileSet, String message, ScmVersion version) throws ScmException {
          if (version != null && StringUtils.isNotEmpty(version.getName())) {
              throw new ScmException("This provider command can't handle tags.");
          }
  
          File messageFile = FileUtils.createTempFile("maven-scm-", ".commit", null);
  
          try {
              FileUtils.fileWrite(messageFile.getAbsolutePath(), "UTF-8", message);
          } catch (IOException ex) {
              return new CheckInScmResult(
                      null,
                      "Error while making a temporary file for the commit message: " + ex.getMessage(),
                      null,
                      false);
          }
  
          Commandline cl = createCommandLine((SvnScmProviderRepository) repo, fileSet, messageFile);
  
          SvnCheckInConsumer consumer = new SvnCheckInConsumer(fileSet.getBasedir());
  
          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);
          } finally {
              try {
                  FileUtils.forceDelete(messageFile);
              } catch (IOException ex) {
                  // ignore
              }
          }
  
         if (exitCode != 0) {
             return new CheckInScmResult(cl.toString(), "The svn command failed.", stderr.getOutput(), false);
         }
 
         return new CheckInScmResult(
                 cl.toString(), consumer.getCheckedInFiles(), Integer.toString(consumer.getRevision()));
     }
 
     // ----------------------------------------------------------------------
     //
     // ----------------------------------------------------------------------
 
     public static Commandline createCommandLine(
             SvnScmProviderRepository repository, ScmFileSet fileSet, File messageFile) throws ScmException {
         return createCommandLine(repository, fileSet, messageFile, true);
     }
 
     public static Commandline createCommandLine(
             SvnScmProviderRepository repository, ScmFileSet fileSet, File messageFile, boolean interactive)
             throws ScmException {
         Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine(fileSet.getBasedir(), repository, interactive);
 
         cl.createArg().setValue("commit");
 
         cl.createArg().setValue("--file");
 
         cl.createArg().setValue(messageFile.getAbsolutePath());
 
         cl.createArg().setValue("--encoding");
 
         cl.createArg().setValue("UTF-8");
 
         try {
             SvnCommandLineUtils.addTarget(cl, fileSet.getFileList());
         } catch (IOException e) {
             throw new ScmException("Can't create the targets file", e);
         }
 
         return cl;
     }
 }