package org.guvnor.structure.backend;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.Date;
import java.util.List;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
import javax.inject.Named;
import org.guvnor.structure.repositories.Repository;
import org.guvnor.structure.repositories.RepositoryService;
import org.jboss.errai.bus.server.annotations.Service;
import org.ocpsoft.prettytime.PrettyTime;
import org.uberfire.backend.server.util.Paths;
import org.uberfire.io.IOService;
import org.uberfire.java.nio.base.version.VersionAttributeView;
import org.uberfire.java.nio.file.DirectoryStream;
import org.uberfire.java.nio.file.Files;
import org.uberfire.java.nio.file.Path;
import org.guvnor.structure.navigator.DataContent;
import org.guvnor.structure.navigator.FileNavigatorService;
import org.guvnor.structure.navigator.NavigatorContent;
import static java.util.Collections.*;
@Service
@ApplicationScoped
public class FileNavigatorServiceImpl implements FileNavigatorService {
@Inject
@Named("ioStrategy")
private IOService ioService;
@Inject
private RepositoryService repositoryService;
private final PrettyTime p = new PrettyTime();
@Override
public NavigatorContent listContent( final org.uberfire.backend.vfs.Path _path ) {
final ArrayList<DataContent> result = new ArrayList<DataContent>();
final ArrayList<org.uberfire.backend.vfs.Path> breadcrumbs = new ArrayList<org.uberfire.backend.vfs.Path>();
Path path = Paths.convert( _path );
final DirectoryStream<Path> stream = ioService.newDirectoryStream( path );
for ( final Path activePath : stream ) {
final VersionAttributeView versionAttributeView = ioService.getFileAttributeView( activePath, VersionAttributeView.class );
int index = versionAttributeView.readAttributes().history().records().size() - 1;
final String authorEmail = versionAttributeView.readAttributes().history().records().get( index ).email();
final String author = versionAttributeView.readAttributes().history().records().get( index ).author();
final String comment = versionAttributeView.readAttributes().history().records().get( index ).comment();
final String time = p.format( new Date( Files.getLastModifiedTime( activePath ).toMillis() ) );
result.add( new DataContent( Files.isDirectory( activePath ), comment, author, authorEmail, time, Paths.convert( activePath ) ) );
}
sort( result, new Comparator<DataContent>() {
@Override
public int compare( final DataContent dataContent,
final DataContent dataContent2 ) {
int fileCompare = dataContent.getPath().getFileName().toLowerCase().compareTo( dataContent2.getPath().getFileName().toLowerCase() );
if ( dataContent.isDirectory() && dataContent2.isDirectory() ) {
return fileCompare;
}
if ( dataContent.isDirectory() ) {
return -1;
}
if ( dataContent2.isDirectory() ) {
return 1;
}
return fileCompare;
}
} );
if ( !path.equals( path.getRoot() ) ) {
while ( !path.getParent().equals( path.getRoot() ) ) {
path = path.getParent();
breadcrumbs.add( Paths.convert( path ) );
}
reverse( breadcrumbs );
}
final org.uberfire.backend.vfs.Path root = Paths.convert( path.getRoot() );
return new NavigatorContent( repositoryService.getRepository( root ).getAlias(), root, breadcrumbs, result );
}
@Override
public List<Repository> listRepositories() {
return new ArrayList<Repository>( repositoryService.getRepositories() );
}
}