package org.apache.maven.scm.provider.tfs;

 /*

  * 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.net.URI;

 import org.apache.maven.scm.CommandParameters;

 import org.apache.maven.scm.ScmException;

 import org.apache.maven.scm.ScmFileSet;

 import org.apache.maven.scm.command.add.AddScmResult;

 import org.apache.maven.scm.command.blame.BlameScmResult;

 import org.apache.maven.scm.command.branch.BranchScmResult;

 import org.apache.maven.scm.command.changelog.ChangeLogScmResult;

 import org.apache.maven.scm.command.checkin.CheckInScmResult;

 import org.apache.maven.scm.command.checkout.CheckOutScmResult;

 import org.apache.maven.scm.command.diff.DiffScmResult;

 import org.apache.maven.scm.command.edit.EditScmResult;

 import org.apache.maven.scm.command.export.ExportScmResult;

 import org.apache.maven.scm.command.list.ListScmResult;

 import org.apache.maven.scm.command.status.StatusScmResult;

 import org.apache.maven.scm.command.tag.TagScmResult;

 import org.apache.maven.scm.command.unedit.UnEditScmResult;

 import org.apache.maven.scm.command.update.UpdateScmResult;

 import org.apache.maven.scm.provider.AbstractScmProvider;

 import org.apache.maven.scm.provider.ScmProviderRepository;

 import org.apache.maven.scm.provider.tfs.command.TfsAddCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsBranchCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsChangeLogCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsCheckInCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsCheckOutCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsEditCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsListCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsStatusCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsTagCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsUnEditCommand;

 import org.apache.maven.scm.provider.tfs.command.TfsUpdateCommand;

 import org.apache.maven.scm.provider.tfs.command.blame.TfsBlameCommand;

 import org.apache.maven.scm.repository.ScmRepositoryException;

 /**

  * @plexus.component role="org.apache.maven.scm.provider.ScmProvider" role-hint="tfs"

  */

 public class TfsScmProvider

     extends AbstractScmProvider

 {

     public static final String TFS_URL_FORMAT =

         "[[domain\\]username[;password]@]http[s]://server_name[:port]:workspace:$/TeamProject/Path/To/Project";

     // ----------------------------------------------------------------------

     // ScmProvider Implementation

     // ----------------------------------------------------------------------

     public String getScmType()

     {

         return "tfs";

     }

     public ScmProviderRepository makeProviderScmRepository( String scmUrl, char delimiter )

         throws ScmRepositoryException

     {

         // Look for the TFS URL after any '@' delmiter used to pass

         // usernames/password etc

         // We deliberately look for the last '@' character as username could

         // contain an '@' also.

         int lastAtPos = scmUrl.lastIndexOf( '@' );

         getLogger().info( "scmUrl - " + scmUrl );

         String tfsUrl = ( lastAtPos < 0 ) ? scmUrl : scmUrl.substring( lastAtPos + 1 );

         String usernamePassword = ( lastAtPos < 0 ) ? null : scmUrl.substring( 0, lastAtPos );

         // Look for TFS path after the end of the TFS URL

         int tfsPathPos = tfsUrl.lastIndexOf( delimiter + "$/" );

         String serverPath = "$/";

         if ( tfsPathPos > 0 )

         {

             serverPath = tfsUrl.substring( tfsPathPos + 1 );

             tfsUrl = tfsUrl.substring( 0, tfsPathPos );

         }

         // Look for workspace ater the end of the TFS URL

         int workspacePos = tfsUrl.lastIndexOf( delimiter );

         String workspace = tfsUrl.substring( workspacePos + 1 );

         tfsUrl = tfsUrl.substring( 0, workspacePos );

         try

         {

             // Use URI's validation to determine if valid URI.

             URI tfsUri = URI.create( tfsUrl );

             String scheme = tfsUri.getScheme();

             getLogger().info( "Scheme - " + scheme );

             if ( scheme == null || !( scheme.equalsIgnoreCase( "http" ) || scheme.equalsIgnoreCase( "https" ) ) )

             {

                 throw new ScmRepositoryException( "TFS Url \"" + tfsUrl + "\" is not a valid URL. "

                     + "The TFS Url syntax is " + TFS_URL_FORMAT );

             }

         }

         catch ( IllegalArgumentException e )

         {

             throw new ScmRepositoryException( "TFS Url \"" + tfsUrl + "\" is not a valid URL. The TFS Url syntax is "

                 + TFS_URL_FORMAT );

         }

         String username = null;

         String password = null;

         if ( usernamePassword != null )

         {

             // Deliberately not using .split here in case password contains a

             // ';'

             int delimPos = usernamePassword.indexOf( ';' );

             username = ( delimPos < 0 ) ? usernamePassword : usernamePassword.substring( 0, delimPos );

             password = ( delimPos < 0 ) ? null : usernamePassword.substring( delimPos + 1 );

         }

         return new TfsScmProviderRepository( tfsUrl, username, password, serverPath, workspace );

     }

     protected ChangeLogScmResult changelog( ScmProviderRepository repository, ScmFileSet fileSet,

                                             CommandParameters parameters )

         throws ScmException

     {

         TfsChangeLogCommand command = new TfsChangeLogCommand();

         command.setLogger( getLogger() );

         return (ChangeLogScmResult) command.execute( repository, fileSet, parameters );

     }

     protected CheckOutScmResult checkout( ScmProviderRepository repository, ScmFileSet fileSet,

                                           CommandParameters parameters )

         throws ScmException

     {

         TfsCheckOutCommand command = new TfsCheckOutCommand();

         command.setLogger( getLogger() );

         return (CheckOutScmResult) command.execute( repository, fileSet, parameters );

     }

     protected EditScmResult edit( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsEditCommand command = new TfsEditCommand();

         command.setLogger( getLogger() );

         return (EditScmResult) command.execute( repository, fileSet, parameters );

     }

     protected UnEditScmResult unedit( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsUnEditCommand command = new TfsUnEditCommand();

         command.setLogger( getLogger() );

         return (UnEditScmResult) command.execute( repository, fileSet, parameters );

     }

     protected StatusScmResult status( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsStatusCommand command = new TfsStatusCommand();

         command.setLogger( getLogger() );

         return (StatusScmResult) command.execute( repository, fileSet, parameters );

     }

     protected UpdateScmResult update( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsUpdateCommand command = new TfsUpdateCommand();

         command.setLogger( getLogger() );

         return (UpdateScmResult) command.execute( repository, fileSet, parameters );

     }

     protected CheckInScmResult checkin( ScmProviderRepository repository, ScmFileSet fileSet,

                                         CommandParameters parameters )

         throws ScmException

     {

         TfsCheckInCommand command = new TfsCheckInCommand();

         command.setLogger( getLogger() );

         return (CheckInScmResult) command.execute( repository, fileSet, parameters );

     }

     public AddScmResult add( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsAddCommand command = new TfsAddCommand();

         command.setLogger( getLogger() );

         return (AddScmResult) command.execute( repository, fileSet, parameters );

     }

     protected TagScmResult tag( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsTagCommand command = new TfsTagCommand();

         command.setLogger( getLogger() );

         return (TagScmResult) command.execute( repository, fileSet, parameters );

     }

     protected BranchScmResult branch( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsBranchCommand command = new TfsBranchCommand();

         command.setLogger( getLogger() );

         return (BranchScmResult) command.execute( repository, fileSet, parameters );

     }

     protected ListScmResult list( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsListCommand command = new TfsListCommand();

         command.setLogger( getLogger() );

         return (ListScmResult) command.execute( repository, fileSet, parameters );

     }

     protected BlameScmResult blame( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         TfsBlameCommand command = new TfsBlameCommand();

         command.setLogger( getLogger() );

         return (BlameScmResult) command.execute( repository, fileSet, parameters );

     }

     protected DiffScmResult diff( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         // Because tf launches only external diffs

         return super.diff( repository, fileSet, parameters );

     }

     protected ExportScmResult export( ScmProviderRepository repository, ScmFileSet fileSet, CommandParameters parameters )

         throws ScmException

     {

         // Use checkout instead

         return super.export( repository, fileSet, parameters );

     }

 }