package org.apache.maven.scm.provider.tfs.command;
   
   /*
    * 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.checkout.AbstractCheckOutCommand;
  import org.apache.maven.scm.command.checkout.CheckOutScmResult;
  import org.apache.maven.scm.provider.ScmProviderRepository;
  import org.apache.maven.scm.provider.tfs.TfsScmProviderRepository;
  import org.apache.maven.scm.provider.tfs.command.consumer.ErrorStreamConsumer;
  import org.apache.maven.scm.provider.tfs.command.consumer.FileListConsumer;
  
  /**
   * 
   */
  // Usage: mvn scm:checkout -DcheckoutDirectory=<dir>
  public class TfsCheckOutCommand
      extends AbstractCheckOutCommand
  {
  
      protected CheckOutScmResult executeCheckOutCommand( ScmProviderRepository r, ScmFileSet f, ScmVersion v,
                                                          boolean recursive )
          throws ScmException
      {
          TfsScmProviderRepository tfsRepo = (TfsScmProviderRepository) r;
          String url = tfsRepo.getServerPath();
          String tfsUrl = tfsRepo.getTfsUrl();
          String workspace = tfsRepo.getWorkspace();
  
          // Try creating workspace
          boolean workspaceProvided = workspace != null && !workspace.trim().equals( "" );
          if ( workspaceProvided )
          {
              createWorkspace( r, f, workspace, tfsUrl );
          }
  
          TfsCommand command;
          int status;
  
          if ( workspaceProvided )
          {
              status = executeUnmapCommand( r, f );
          }
          
          ErrorStreamConsumer out = new ErrorStreamConsumer();
          ErrorStreamConsumer err = new ErrorStreamConsumer();
          if ( workspaceProvided )
          {
              command = new TfsCommand( "workfold", r, null, getLogger() );
              command.addArgument( "-workspace:" + workspace );
              command.addArgument( "-map" );
              command.addArgument( url );
              command.addArgument( f.getBasedir().getAbsolutePath() );
              status = command.execute( out, err );
              if ( status != 0 || err.hasBeenFed() )
              {
                  return new CheckOutScmResult( command.getCommandString(),
                                                "Error code for TFS checkout (workfold map) command - " + status,
                                                err.getOutput(), false );
              }
          }
          FileListConsumer fileConsumer = new FileListConsumer();
          err = new ErrorStreamConsumer();
          command = createGetCommand( r, f, v, recursive );
          status = command.execute( fileConsumer, err );
          if ( status != 0 || err.hasBeenFed() )
          {
              return new CheckOutScmResult( command.getCommandString(), "Error code for TFS checkout (get) command - "
                  + status, err.getOutput(), false );
          }
          
          return new CheckOutScmResult( command.getCommandString(), fileConsumer.getFiles() );
      }
  
      public TfsCommand createGetCommand( ScmProviderRepository r, ScmFileSet f, ScmVersion v, boolean recursive )
      {
          TfsCommand command = new TfsCommand( "get", r, f, getLogger() );
          if ( recursive )
          {
              command.addArgument( "-recursive" );
         }
         
         command.addArgument( "-force" );
         
         if ( v != null && !v.equals( "" ) )
         {
             String vType = "";
             if ( v.getType().equals( "Tag" ) )
             {
                 vType = "L";
             }
             if ( v.getType().equals( "Revision" ) )
             {
                 vType = "C";
             }
             command.addArgument( "-version:" + vType + v.getName() );
         }
         
         command.addArgument( f.getBasedir().getAbsolutePath() );
         
         return command;
     }
 
     public int executeUnmapCommand( ScmProviderRepository r, ScmFileSet f )
         throws ScmException
     {
         TfsScmProviderRepository tfsRepo = (TfsScmProviderRepository) r;
         String url = tfsRepo.getServerPath();
         String workspace = tfsRepo.getWorkspace();
         ErrorStreamConsumer out = new ErrorStreamConsumer();
         ErrorStreamConsumer err = new ErrorStreamConsumer();
         
         TfsCommand command = new TfsCommand( "workfold", r, null, getLogger() );
         command.addArgument( "-workspace:" + workspace );
         command.addArgument( "-unmap" );
         command.addArgument( url );
         
         return command.execute( out, err );
     }
 
     private void createWorkspace( ScmProviderRepository r, ScmFileSet f, String workspace, String url )
         throws ScmException
     {
         ErrorStreamConsumer out = new ErrorStreamConsumer();
         ErrorStreamConsumer err = new ErrorStreamConsumer();
         // Checkout dir may not exist yet
         TfsCommand command = new TfsCommand( "workspace", r, null, getLogger() );
         command.addArgument( "-new" );
         command.addArgument( "-comment:Creating workspace for maven command" );
         command.addArgument( "-server:" + url );
         command.addArgument( workspace );
         
         command.execute( out, err );
     }
 
 }