/* This file is part of dc_qt.

    dc_qt 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.

    dc_qt 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 dc_qt; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "file_transfer.h"
#include "util.h"

#include <qtimer.h>
#include <sys/stat.h>
#include <time.h>

file_transfer::file_transfer(int i, const QString &nick, const QString &fname,const QString &rfile,int size)
    : user(nick), file(fname), remoteFile(rfile), total_size(size)
{
    if( fname == QString::null )
	type = DOWNLOAD;
    else 
	type = UPLOAD;
    
    done = false;
    
    time(&time_started);
    
    id = i;
}


double file_transfer::percent_done() const
{
     return double(bytes_transferred) * 100 / double(total_size);
     
}

int file_transfer::bps() const
{
     time_t currentTime;
     time( &currentTime );
     int elapsed = currentTime - time_started;
     if(elapsed==0) return 0;
     return bytes_transferred / elapsed;
}

double file_transfer::transfer_speed() const
{
     if( type == UPLOAD )
	  return double(bps()) / 1024.0;
     else
	  return (recLast10 / 10.0) / 1024.0;
}

double file_transfer::estimated_time() const
{
     if( type == UPLOAD )
	  return (total_size - bytes_transferred) / (double)bps();
     else 
	  return (total_size - bytes_transferred) / (recLast10/10.0);
}