/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2008 University of Washington
 *
 * 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: Leonard Tracy <lentracy@u.washington.edu>
 */

#ifndef UAN_HELPER_H
#define UAN_HELPER_H

#include <string>
#include "ns3/attribute.h"
#include "ns3/object-factory.h"
#include "ns3/node-container.h"
#include "ns3/net-device-container.h"
#include "ns3/uan-net-device.h"

namespace ns3 {

class UanChannel;

/**
 * \ingroup uan
 *
 * UAN configuration helper.
 */
class UanHelper
{
public:
  UanHelper ();           //!< Default constructor.
  virtual ~UanHelper ();  //!< Destructor.

  /**
   * Set MAC attributes.
   *
   * \param type The type of ns3::UanMac to create.
   * \param n0 The name of the attribute to set.
   * \param v0 The value of the attribute to set.
   * \param n1 The name of the attribute to set.
   * \param v1 The value of the attribute to set.
   * \param n2 The name of the attribute to set.
   * \param v2 The value of the attribute to set.
   * \param n3 The name of the attribute to set.
   * \param v3 The value of the attribute to set.
   * \param n4 The name of the attribute to set.
   * \param v4 The value of the attribute to set.
   * \param n5 The name of the attribute to set.
   * \param v5 The value of the attribute to set.
   * \param n6 The name of the attribute to set.
   * \param v6 The value of the attribute to set.
   * \param n7 The name of the attribute to set.
   * \param v7 The value of the attribute to set.
   *
   * All the attributes specified in this method should exist
   * in the requested mac.
   */
  void SetMac (std::string type,
               std::string n0 = "", const AttributeValue &v0 = EmptyAttributeValue (),
               std::string n1 = "", const AttributeValue &v1 = EmptyAttributeValue (),
               std::string n2 = "", const AttributeValue &v2 = EmptyAttributeValue (),
               std::string n3 = "", const AttributeValue &v3 = EmptyAttributeValue (),
               std::string n4 = "", const AttributeValue &v4 = EmptyAttributeValue (),
               std::string n5 = "", const AttributeValue &v5 = EmptyAttributeValue (),
               std::string n6 = "", const AttributeValue &v6 = EmptyAttributeValue (),
               std::string n7 = "", const AttributeValue &v7 = EmptyAttributeValue ());


  /**
   * Set PHY attributes.
   *
   * \param phyType The type of ns3::UanPhy to create.
   * \param n0 The name of the attribute to set.
   * \param v0 The value of the attribute to set.
   * \param n1 The name of the attribute to set.
   * \param v1 The value of the attribute to set.
   * \param n2 The name of the attribute to set.
   * \param v2 The value of the attribute to set.
   * \param n3 The name of the attribute to set.
   * \param v3 The value of the attribute to set.
   * \param n4 The name of the attribute to set.
   * \param v4 The value of the attribute to set.
   * \param n5 The name of the attribute to set.
   * \param v5 The value of the attribute to set.
   * \param n6 The name of the attribute to set.
   * \param v6 The value of the attribute to set.
   * \param n7 The name of the attribute to set.
   * \param v7 The value of the attribute to set.
   *
   * All the attributes specified in this method should exist
   * in the requested Phy.
   */
  void SetPhy (std::string phyType,
               std::string n0 = "", const AttributeValue &v0 = EmptyAttributeValue (),
               std::string n1 = "", const AttributeValue &v1 = EmptyAttributeValue (),
               std::string n2 = "", const AttributeValue &v2 = EmptyAttributeValue (),
               std::string n3 = "", const AttributeValue &v3 = EmptyAttributeValue (),
               std::string n4 = "", const AttributeValue &v4 = EmptyAttributeValue (),
               std::string n5 = "", const AttributeValue &v5 = EmptyAttributeValue (),
               std::string n6 = "", const AttributeValue &v6 = EmptyAttributeValue (),
               std::string n7 = "", const AttributeValue &v7 = EmptyAttributeValue ());


  /**
   * Set the transducer attributes.
   *
   * \param type The type of ns3::Transducer to create.
   * \param n0 The name of the attribute to set.
   * \param v0 The value of the attribute to set.
   * \param n1 The name of the attribute to set.
   * \param v1 The value of the attribute to set.
   * \param n2 The name of the attribute to set.
   * \param v2 The value of the attribute to set.
   * \param n3 The name of the attribute to set.
   * \param v3 The value of the attribute to set.
   * \param n4 The name of the attribute to set.
   * \param v4 The value of the attribute to set.
   * \param n5 The name of the attribute to set.
   * \param v5 The value of the attribute to set.
   * \param n6 The name of the attribute to set.
   * \param v6 The value of the attribute to set.
   * \param n7 The name of the attribute to set.
   * \param v7 The value of the attribute to set.
   *
   * All the attributes specified in this method should exist
   * in the requested transducer.
   */
  void SetTransducer (std::string type,
                      std::string n0 = "", const AttributeValue &v0 = EmptyAttributeValue (),
                      std::string n1 = "", const AttributeValue &v1 = EmptyAttributeValue (),
                      std::string n2 = "", const AttributeValue &v2 = EmptyAttributeValue (),
                      std::string n3 = "", const AttributeValue &v3 = EmptyAttributeValue (),
                      std::string n4 = "", const AttributeValue &v4 = EmptyAttributeValue (),
                      std::string n5 = "", const AttributeValue &v5 = EmptyAttributeValue (),
                      std::string n6 = "", const AttributeValue &v6 = EmptyAttributeValue (),
                      std::string n7 = "", const AttributeValue &v7 = EmptyAttributeValue ());
  /**
   * Enable ascii output on the specified deviceid within the
   * specified nodeid if it is of type ns3::UanNetDevice and dump
   * that to the specified stdc++ output stream.
   *
   * \param os Output stream.
   * \param nodeid The id of the node to generate ascii output for.
   * \param deviceid The id of the device to generate ascii output for.
   */
  static void EnableAscii (std::ostream &os, uint32_t nodeid, uint32_t deviceid);
  /**
   * Enable ascii output on each device which is of the
   * ns3::UanNetDevice type and which is located in the input
   * device container and dump that to the specified
   * stdc++ output stream.
   *
   * \param os Output stream.
   * \param d Device container.
   */
  static void EnableAscii (std::ostream &os, NetDeviceContainer d);
  /**
   * Enable ascii output on each device which is of the
   * ns3::UanNetDevice type and which is located in one
   * of the input node and dump that to the specified
   * stdc++ output stream.
   *
   * \param os Output stream.
   * \param n Node container.
   */
  static void EnableAscii (std::ostream &os, NodeContainer n);
  /**
   * Enable ascii output on each device which is of the
   * ns3::UanNetDevice type and dump that to the specified
   * stdc++ output stream.
   *
   * \param os Output stream.
   */
  static void EnableAsciiAll (std::ostream &os);

  /**
   * This method creates a simple ns3::UanChannel (with a default
   * ns3::UanNoiseModelDefault and ns3::UanPropModelIdeal) and
   * creates, for each of the input nodes, a new ns3::UanNetDevice
   * attached to this shared channel. Each ns3::UanNetDevice is also
   * configured with an ns3::UanTransducerHd, ns3::UanMac, and,
   * ns3::UanPhy, all of which are created based on the user-specified
   * attributes specified in UanHelper::SetTransducer,
   * UanHelper::SetMac, and, UanHelper::SetPhy.
   *
   * \param c A set of nodes.
   * \return The installed netdevices.
   */
  NetDeviceContainer Install (NodeContainer c) const;
  
  /**
   * For each of the input nodes, a new ns3::UanNetDevice is attached
   * to the shared input channel. Each ns3::UanNetDevice is also
   * configured with an ns3::UanTransducerHd, a ns3::UanMac, and ns3::UanPhy,
   * all of which are created based on the user-specified attributes
   * specified in UanHelper::SetTransducer, UanHelper::SetMac, and
   * UanHelper::SetPhy.
   *
   * \param c A set of nodes.
   * \param channel A channel to use.
   * \return The installed netdevices.
   */
  NetDeviceContainer Install (NodeContainer c, Ptr<UanChannel> channel) const;

  /**
   * Create a default an stack.
   *
   * The stack includes:
   * - default channel, ideal propagation and default noise model.
   * - default physical layer, with UanPhyGen.
   * - default transducer, half duplex acoustic modem with UanTransducerHd.
   * - default MAC layer, with UanMacAloha.
   *
   * Channel, physical layer, transducer and mac layer are added to the
   * UanNetDevice and then added to the node.
   *
   * \param node A node where to install the uan components.
   * \param channel A channel to use.
   * \return The installed UanNetDevice.
   */
  Ptr<UanNetDevice> Install (Ptr<Node> node, Ptr<UanChannel> channel) const;

  /**
  * Assign a fixed random variable stream number to the random variables
  * used by this model. Return the number of streams (possibly zero) that
  * have been assigned. The Install() method should have previously been
  * called by the user.
  *
  * \param c NetDeviceContainer of the set of net devices for which the 
  *          UanNetDevice should be modified to use a fixed stream.
  * \param stream First stream index to use.
  * \return The number of stream indices assigned by this helper.
  */
  int64_t AssignStreams (NetDeviceContainer c, int64_t stream);

private:
  ObjectFactory m_device;      //!< The device.
  ObjectFactory m_mac;         //!< The MAC layer.
  ObjectFactory m_phy;         //!< The PHY layer.
  ObjectFactory m_transducer;  //!< The transducer.

};


} // end namespace ns3

#endif /* UAN_HELPER_H */