//
//  $Id$
//-----------------------------------------------------------------------
//
//            (c) Copyright 2009 by GATS, Inc.,
//     11864 Canon Blvd, Suite 101, Newport News VA 23606
//
//  All Rights Reserved. No part of this software or publication may be
//  reproduced, stored in a retrieval system, or transmitted, in any form
//  or by any means, electronic, mechanical, photocopying, recording, or
//  otherwise without the prior written permission of GATS, Inc.
//
//-----------------------------------------------------------------------
//
// Module:	EffectiveLockdown.cpp
//
// Author:	Greg Paxton	<g.j.paxton@gats-inc.com>
//
// Date:  	Thu Sep 17 17:24:50 EDT 2009
//
//-----------------------------------------------------------------------
//
// Modification History:
//
//     $Log$
//
//-----------------------------------------------------------------------
//
//-----------------------------------------------------------------------
// Include Files:
//-----------------------------------------------------------------------
//

#include "ConfigFile.h"
#include "EventVar.h"
#include "EffectiveLockdown.h"
#include "EffPointingCutoff.h"
#include <iostream>
//
//-----------------------------------------------------------------------
// Defines and Macros:
//-----------------------------------------------------------------------
//



//
//-----------------------------------------------------------------------
// Global Variables:
//-----------------------------------------------------------------------
//



//
//-----------------------------------------------------------------------
// Utility Routines:
//-----------------------------------------------------------------------
//

int EffectiveLockdown(Event& L0, Event& L1, Event& Tmp, Event& SD, ConfigFile& cf)
{
  char              modeFlag = '\0';
  bool              mode = false;
  long              azIndex = 0;
  long              elIndex = 0;
  double            cutoffTime = 0.0;
  double            azValue = 0.0;
  double            elValue = 0.0;
  EventVar <double> timeArray;
  EventVar <double> lockdownAz;
  EventVar <double> lockdownEl;
  EventVar <double> temp;

  std::cout << "\nIn EffectiveLockdown \n";

  L1.getEventVar("gridTime",timeArray);
  L1.getEventVar("gridAngleLockdownAZ",lockdownAz);
  L1.getEventVar("gridAngleLockdownEL",lockdownEl);
  L1.getEventVar("PointingCorrectionCutoffTime", temp);
  cutoffTime = temp[0];
  modeFlag = L1.getSRSSFlag();

  // Sunset is true
  if (modeFlag == 's')
  {
      mode = true;
  }
  // Sunrise is false
  else if (modeFlag == 'r')
  {
      mode = false;
  }
  else
  {
	std::cerr << "\nEffectiveLockdown: No SS/SR Mode Flag set\n" << std::endl;
	return 1;
  }

  EventVar <double> effAz(lockdownAz.size());
  EventVar <double> effEl(lockdownEl.size());

  EffPointingCutoff pointingCutoff(cutoffTime, mode);
  pointingCutoff(timeArray, lockdownAz, azValue, azIndex);
  pointingCutoff(timeArray, lockdownEl, elValue, elIndex);
  if (azIndex != elIndex)
  {
    std::cerr << "\nEffectiveLockdown:  Cutoff index times do not agree for azimuth and elevation\n" << std::endl;
	return 1;
  }

  // Create effective az and el lockdowns where the value
  // at altitudes higher than the cutoff altitude are
  // constant values.  Since we are correcting the pointing
  // to the cutoff altitude's position, the effective pointing
  // will now be a constant relative to the cutoff position.
  if (mode)
  {
      for (unsigned int i = 0; i < lockdownAz.size(); i++)
      {
          if ((long)i > azIndex)
          {
              effAz[i] = azValue;
              effEl[i] = elValue;
          }
          else
          {
              effAz[i] = lockdownAz[i];
              effEl[i] = lockdownEl[i];
          }
      }
  }
  else
  {
      for (unsigned int i = 0; i < lockdownAz.size(); i++)
      {
          if ((long)i > azIndex)
          {
              effAz[i] = azValue;
              effEl[i] = elValue;
          }
          else
          {
              effAz[i] = lockdownAz[i];
              effEl[i] = lockdownEl[i];
          }
      }
  }

  effAz.setName("L1_EffectiveAzLockdown");
  L1.addEventVar(effAz);
  effEl.setName("L1_EffectiveElLockdown");
  L1.addEventVar(effEl);

  return 0;
}