/*
 * Created on 11 juil. 2003
 * Copyright (C) 2003, 2004, 2005, 2006 Aelitis, All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * AELITIS, SAS au capital de 46,603.30 euros
 * 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
 *
 */
package org.gudy.azureus2.cl;

import org.gudy.azureus2.core3.config.*;
import org.gudy.azureus2.core3.security.SESecurityManager;
import org.gudy.azureus2.core3.util.*;
import org.gudy.azureus2.core3.download.*;

/**
 * @author Olivier
 * 
 */
public class Main {
  public static void main(String args[]) {
    if (!parseParameters(args))
      usage();
      
    String torrentFile = args[args.length - 2];
    String path = args[args.length - 1];

    DownloadManager manager = DownloadManagerFactory.create(null, null, torrentFile, path, DownloadManager.STATE_WAITING, false, false, null, null );
    manager.initialize();    
    while (true) {
      StringBuffer buf = new StringBuffer();
      int state = manager.getState();    
      switch (state) {
        case DownloadManager.STATE_WAITING :
          buf.append("Waiting");
          
          break;
        case DownloadManager.STATE_ALLOCATING :
          buf.append("Allocating");
          break;
        case DownloadManager.STATE_CHECKING :
          buf.append("Checking");
          break;
        case DownloadManager.STATE_READY :
          buf.append("Ready");
          manager.startDownload();
          break;
        case DownloadManager.STATE_DOWNLOADING :
          buf.append("Downloading");
          break;
        case DownloadManager.STATE_SEEDING :
          buf.append("Seeding");
          break;
        case DownloadManager.STATE_STOPPED :
          buf.append("Stopped");
          break;
        case DownloadManager.STATE_ERROR :
          buf.append("Error : " + manager.getErrorDetails());
          break;
      }
      
      buf.append(" C:");
      DownloadManagerStats	stats = manager.getStats();
      
      int completed = stats.getCompleted();
      buf.append(completed/10);
      buf.append('.');
      buf.append(completed%10);
      buf.append('%');
      buf.append(" S:");
      buf.append(manager.getNbSeeds());
      buf.append(" P:");
      buf.append(manager.getNbPeers());
      buf.append(" D:");
      buf.append(DisplayFormatters.formatDownloaded(stats));
      buf.append(" U:");
      buf.append(DisplayFormatters.formatByteCountToKiBEtc(stats.getTotalDataBytesSent()));
      buf.append(" DS:");
      buf.append(DisplayFormatters.formatByteCountToKiBEtcPerSec(stats.getDataReceiveRate()));
      buf.append(" US:");
      buf.append(DisplayFormatters.formatByteCountToKiBEtcPerSec(stats.getDataSendRate()));
      buf.append(" T:");
      buf.append(manager.getTrackerStatus());
      while(buf.length() < 80) {
       buf.append(' ');
      }
      System.out.print("\r".concat(buf.toString()));
      if(state == DownloadManager.STATE_ERROR)
        return;
      try {
        Thread.sleep(500);
      } catch (Exception e) {
        //Do nothing
      }
    }
  }

  private static boolean parseParameters(String args[]) {
    if (args.length < 2)
      return false;
    if (args.length == 2)
      return true;
    if ((args.length % 2) != 0)
      return false;
    try {
       for (int i = 0; i < args.length - 2; i += 2) {
        String param = args[i];
        String value = args[i + 1];
        if (param.equals("--maxUploads"))
			COConfigurationManager.setParameter("Max Uploads", Integer.parseInt(value));
        else if (param.equals("--maxSpeed"))
			COConfigurationManager.setParameter("Max Upload Speed KBs", Integer.parseInt(value));
        else
          return false;
      }
      return true;
    }
    catch (Exception e) {
      return false;
    }
  }

  private static void usage() {
    System.out.println("Usage : java org.gudy.azureus2.cl.Main [parameters] \"file.torrent\" \"save path\"");
    System.out.println("--maxUploads :\t\t Max number of simultaneous uploads");
    System.out.println("--maxSpeed :\t\t Max upload speed in KBytes/sec");
    SESecurityManager.exitVM(0);
  }
}