/**
  * @RDE_HEADER@
  * main for Buildings
  * $Id$
  * $HeadURL$
  * $Author$
  */

#include <nglapplication/nglcoreapplication.h>
#include <LtsCommandLineParser/LtsCommandLineParser.h>

#include "main_handler.h"
#include "logger.h"
#include "settings.h"

#ifdef Q_OS_LINUX
#include <sys/resource.h>
#endif

int main(int argc, char **argv)
{
  NGLCoreApplication app(argc, argv);

  LtsCommandLineParser::LtsCommandLineParser options;
  if (!options.init())
    return -1;
  app.createLogger("BLD", options.exerciseId());

#ifdef Q_OS_LINUX
  constexpr int fdLimit = 8192;
  struct rlimit rl;
  if (getrlimit (RLIMIT_NOFILE, &rl) == 0)
  {
    if (rl.rlim_cur < fdLimit || rl.rlim_max < fdLimit)
    {
      struct rlimit rlNew = rl;
      rlNew.rlim_cur = fdLimit;
      if (rlNew.rlim_max < rlNew.rlim_cur)
        rlNew.rlim_cur = rlNew.rlim_max;

      if (rlNew.rlim_cur != rl.rlim_cur)
      {
        if (setrlimit (RLIMIT_NOFILE, &rlNew) == 0)
          DEBUG_LOG(app.baseLogger()) << "setting RLIMIT_NOFILE to " << rlNew.rlim_cur;
        else
          WARNING_LOG(app.baseLogger()) << "failed setting RLIMIT_NOFILE to " << fdLimit;
      }
    }
  }
#endif

  Buildings::Settings::setIniFile(options.iniFile());

  int iRet = -3;
  {
    std::unique_ptr<Buildings::MainHandler> mainHandler(new Buildings::MainHandler);

    if (!mainHandler->init(options.domainId(), options.exerciseId()))
      return iRet;

    STARTUP_LOG(app.baseLogger());

    iRet = app.exec();

    SHUTDOWN_LOG(app.baseLogger());
  }

  return iRet;
}