/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2011 University of California, Los Angeles
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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
 *
 * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
 */


#include "ns3/core-module.h"
#include "ns3/network-module.h"
#include "ns3/point-to-point-module.h"
#include "ns3/NDNabstraction-module.h"
#include "ns3/point-to-point-grid.h"
#include "ns3/ipv4-global-routing-helper.h"

#include <iostream>
#include <sstream>
#include "ns3/rocketfuel-topology-reader.h"


using namespace ns3;

NS_LOG_COMPONENT_DEFINE ("CcnxSprintTopology");

int 
main (int argc, char *argv[])
{
    Packet::EnableChecking();
    Packet::EnablePrinting();
    std::string input ("./src/NDNabstraction/examples/sprint.weights");
    
    // ------------------------------------------------------------
    // -- Read topology data.
    // --------------------------------------------
    
    Ptr<RocketfuelWeightsReader> reader = CreateObject<RocketfuelWeightsReader> ();
    reader->SetFileName (input);
    
    NodeContainer nodes;
    if (reader != 0)
    {
        nodes = reader->Read ("./src/NDNabstraction/examples/sprint.latencies");
    }
    
    if (reader->LinksSize () == 0)
    {
        NS_LOG_ERROR ("Problems reading the topology file. Failing.");
        return -1;
    }
    
    NS_LOG_INFO("Nodes = " << nodes.GetN());
    NS_LOG_INFO("Links = " << reader->LinksSize ());
    
    int totlinks = reader->LinksSize ();
    ///*** applying settings
    NS_LOG_INFO ("creating node containers");
    NodeContainer* nc = new NodeContainer[totlinks];
    TopologyReader::ConstLinksIterator iter;
    int i = 0;
    for ( iter = reader->LinksBegin (); iter != reader->LinksEnd (); iter++, i++ )
    {
        nc[i] = NodeContainer (iter->GetFromNode (), iter->GetToNode ());
    }
    
    NetDeviceContainer* ndc = new NetDeviceContainer[totlinks];
    reader->ApplySettings(ndc,nc);
    
    NS_LOG_INFO ("Run Simulation.");
    Simulator::Run ();
    Simulator::Destroy ();
    NS_LOG_INFO ("Done.");
    return 0;
}