package org.apache.maven.scm.provider.perforce.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 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.perforce.PerforceScmProvider;

 import org.apache.maven.scm.provider.perforce.command.PerforceCommand;

 import org.apache.maven.scm.provider.perforce.repository.PerforceScmProviderRepository;

 import org.codehaus.plexus.util.cli.CommandLineException;

 import org.codehaus.plexus.util.cli.CommandLineUtils;

 import org.codehaus.plexus.util.cli.Commandline;

 import java.io.ByteArrayInputStream;

 import java.io.File;

 import java.io.IOException;

 import java.util.HashSet;

 import java.util.List;

 import java.util.Set;

 /**

  * @author Mike Perham

  * @version $Id: PerforceCheckInCommand.java 1329117 2012-04-23 08:21:11Z olamy $

  */

 public class PerforceCheckInCommand

     extends AbstractCheckInCommand

     implements PerforceCommand

 {

     /**

      * {@inheritDoc}

      */

     protected CheckInScmResult executeCheckInCommand( ScmProviderRepository repo, ScmFileSet files, String message,

                                                       ScmVersion version )

         throws ScmException

     {

         Commandline cl = createCommandLine( (PerforceScmProviderRepository) repo, files.getBasedir() );

         PerforceCheckInConsumer consumer = new PerforceCheckInConsumer();

         try

         {

             String jobs = System.getProperty( "maven.scm.jobs" );

             if ( getLogger().isDebugEnabled() )

             {

                 getLogger().debug( PerforceScmProvider.clean( "Executing " + cl.toString() ) );

             }

             PerforceScmProviderRepository prepo = (PerforceScmProviderRepository) repo;

             String changes = createChangeListSpecification( prepo, files, message,

                                                             PerforceScmProvider.getRepoPath( getLogger(), prepo,

                                                                                              files.getBasedir() ),

                                                             jobs );

             if ( getLogger().isDebugEnabled() )

             {

                 getLogger().debug( "Sending changelist:\n" + changes );

             }

             CommandLineUtils.StringStreamConsumer err = new CommandLineUtils.StringStreamConsumer();

             int exitCode =

                 CommandLineUtils.executeCommandLine( cl, new ByteArrayInputStream( changes.getBytes() ), consumer,

                                                      err );

             if ( exitCode != 0 )

             {

                 String cmdLine = CommandLineUtils.toString( cl.getCommandline() );

                 StringBuilder msg = new StringBuilder( "Exit code: " + exitCode + " - " + err.getOutput() );

                 msg.append( '\n' );

                 msg.append( "Command line was:" + cmdLine );

                 throw new CommandLineException( msg.toString() );

             }

         }

         catch ( CommandLineException e )

         {

             if ( getLogger().isErrorEnabled() )

             {

                 getLogger().error( "CommandLineException " + e.getMessage(), e );

             }

         }

         return new CheckInScmResult( cl.toString(), consumer.isSuccess() ? "Checkin successful" : "Unable to submit",

                                      consumer.getOutput(), consumer.isSuccess() );

     }

     public static Commandline createCommandLine( PerforceScmProviderRepository repo, File workingDirectory )

     {

         Commandline command = PerforceScmProvider.createP4Command( repo, workingDirectory );

         command.createArg().setValue( "submit" );

         command.createArg().setValue( "-i" );

         return command;

     }

     private static final String NEWLINE = "\r\n";

     public static String createChangeListSpecification( PerforceScmProviderRepository repo, ScmFileSet files,

                                                         String msg, String canonicalPath, String jobs )

     {

         StringBuilder buf = new StringBuilder();

         buf.append( "Change: new" ).append( NEWLINE ).append( NEWLINE );

         buf.append( "Description:" ).append( NEWLINE ).append( "\t" ).append( msg ).append( NEWLINE ).append( NEWLINE );

         if ( jobs != null && jobs.length() != 0 )

         {

             // Multiple jobs are not handled with this implementation

             buf.append( "Jobs:" ).append( NEWLINE ).append( "\t" ).append( jobs ).append( NEWLINE ).append( NEWLINE );

         }

         buf.append( "Files:" ).append( NEWLINE );

         try

         {

             Set<String> dupes = new HashSet<String>();

             File workingDir = files.getBasedir();

             String candir = workingDir.getCanonicalPath();

             List<File> fs = files.getFileList();

             for ( int i = 0; i < fs.size(); i++ )

             {

                 File file = new File( workingDir, fs.get( i ).getPath() );

                 // XXX Submit requires the canonical repository path for each

                 // file.

                 // It is unclear how to get that from a File object.

                 // We assume the repo object has the relative prefix

                 // "//depot/some/project"

                 // and canfile has the relative path "src/foo.xml" to be added

                 // to that prefix.

                 // "//depot/some/project/src/foo.xml"

                 String canfile = file.getCanonicalPath();

                 if ( dupes.contains( canfile ) )

                 {

                     // XXX I am seeing duplicate files in the ScmFileSet.

                     // I don't know why this is but we have to weed them out

                     // or Perforce will barf

                     System.err.println( "Skipping duplicate file: " + file );

                     continue;

                 }

                 dupes.add( canfile );

                 if ( canfile.startsWith( candir ) )

                 {

                     canfile = canfile.substring( candir.length() + 1 );

                 }

                 buf.append( "\t" ).append( canonicalPath ).append( "/" ).append( canfile.replace( '\\', '/' ) ).append(

                     NEWLINE );

             }

         }

         catch ( IOException e )

         {

             e.printStackTrace();

         }

         return buf.toString();

     }

 }