import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

import org.tmatesoft.svn.core.SVNDirEntry;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.SVNLogEntry;
import org.tmatesoft.svn.core.SVNLogEntryPath;
import org.tmatesoft.svn.core.SVNNodeKind;
import org.tmatesoft.svn.core.SVNURL;
import org.tmatesoft.svn.core.auth.ISVNAuthenticationManager;
import org.tmatesoft.svn.core.internal.io.dav.DAVRepositoryFactory;
import org.tmatesoft.svn.core.io.SVNRepository;
import org.tmatesoft.svn.core.io.SVNRepositoryFactory;
import org.tmatesoft.svn.core.wc.SVNWCUtil;

public class Main {
	
	static SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy");

	public static void main(String[] args) {
		
		SVNRepository osivia_portal = initRepo("http://www.osivia.org/repos/osivia-portal");
		getHistory(osivia_portal, "/branches/4.6-maintenance", 100);
		
		SVNRepository toutatice = initRepo("http://projet.toutatice.fr/repos");
		getHistory(toutatice, "/toutatice-portail/cms/branches/4.6-maintenance" , 2000);
		
		SVNRepository osivia_services = initRepo("http://www.osivia.org/repos/osivia-services");		
		
		getHistory(osivia_services, "/directory/branches/4.6-maintenance", 300);
		getHistory(osivia_services, "/collaboration/branches/4.6-maintenance", 300);
		getHistory(osivia_services, "/procedure/branches/4.6-maintenance", 300);
		getHistory(osivia_services, "/tasks/trunk", 300);
		getHistory(osivia_services, "/cgu/trunk", 300);
		
		getHistory(toutatice, "/toutatice-ecm/opentoutatice/branches/4.6-maintenance", 2000);
		
		List<String> opentoutaticeModules = getOpentoutaticeModules(toutatice, "/toutatice-ecm/opentoutatice-addons");
		for(String module : opentoutaticeModules) {
			getHistory(toutatice, "/toutatice-ecm/opentoutatice-addons/" + module + "/branches/4.6-maintenance", 2000);

		}
	}

	private static List<String> getOpentoutaticeModules(SVNRepository repository, String path) {

		List<String> modules = new ArrayList<String>();
		
        try {
			Collection entries = repository.getDir( path, -1 , null , (Collection) null );
	        Iterator iterator = entries.iterator( );
	        while ( iterator.hasNext( ) ) {
	            SVNDirEntry entry = ( SVNDirEntry ) iterator.next( );
	            if ( entry.getKind() == SVNNodeKind.DIR ) {
	            	
	            	modules.add(entry.getName());
	            }
	        }
        }
        catch(SVNException e) {
        	System.out.println("### Branche inacessible.");
        }
        return modules;
	}

	private static SVNRepository initRepo(String repoUrl) {
		
        SVNRepository repository = null;
        try {
            repository = SVNRepositoryFactory.create( SVNURL.parseURIEncoded( repoUrl ) );
            ISVNAuthenticationManager authManager = SVNWCUtil.createDefaultAuthenticationManager( "", "" );
            repository.setAuthenticationManager( authManager );
            
        }
        catch(SVNException e) {
        	e.printStackTrace();
        }
        return repository;
        
	}
	
	

	public static void getHistory(SVNRepository repository, String path, long delta) {



        //String url = "http://www.osivia.org/repos/osivia-mobile";

        String name = "";
        String password = "";

        System.out.println("");
        System.out.println("### ");
        System.out.println("### History : "+repository.getLocation().toString() + path);
        System.out.println("### ");
        
        
        try {

            long startRevision = repository.getLatestRevision() - delta;
            long endRevision = -1; //HEAD (the latest) revision

            Collection logEntries = null;
            
            logEntries = repository.log( new String[] { path } , null , startRevision , endRevision , true , true );
            

            for ( Iterator entries = logEntries.iterator( ); entries.hasNext( ); ) {
            	            	
                SVNLogEntry logEntry = ( SVNLogEntry ) entries.next( );
                
            	if(!logEntry.getMessage().contains("release")) {
            		
	                //System.out.println( "---------------------------------------------" );
	                System.out.print (logEntry.getRevision() +";");
	                System.out.print( logEntry.getAuthor( ) +";" );
	                System.out.print( sdf.format(logEntry.getDate()) +";"  );
	                System.out.println( "\""+ logEntry.getMessage( ) +"\";"  );
	
	//                if ( logEntry.getChangedPaths( ).size( ) > 0 ) {
	//                    System.out.println( );
	//                    System.out.println( "changed paths:" );
	//                    Set<?> changedPathsSet = logEntry.getChangedPaths( ).keySet( );
	//
	//                    for ( Iterator changedPaths = changedPathsSet.iterator( ); changedPaths.hasNext( ); ) {
	//                        SVNLogEntryPath entryPath = ( SVNLogEntryPath ) logEntry.getChangedPaths( ).get( changedPaths.next( ) );
	//                        System.out.println( " "
	//                                + entryPath.getType( )
	//                                + " "
	//                                + entryPath.getPath( )
	//                                + ( ( entryPath.getCopyPath( ) != null ) ? " (from "
	//                                        + entryPath.getCopyPath( ) + " revision "
	//                                        + entryPath.getCopyRevision( ) + ")" : "" ) );
	//                    }
	//                }

            	}
            	else {
	                System.out.println( "###" +logEntry.getMessage( ) +";"  );
            	}
            }
            
        }
        catch(SVNException e) {
        	System.out.println("### Branche inacessible.");
        }
	}
		
}