//  Copyright (c) 2008 Ole Weidner
// 
//  Distributed under the Boost Software License, Version 1.0. (See accompanying 
//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <iostream>

#include "saga-job.hpp"

///////////////////////////////////////////////////////////////////////////////

static int argc_;

void printUsage()
{
  std::cout << "Usage: saga-job <command> <options>"                << std::endl;
  std::cout << ""                                                   << std::endl; 
  std::cout << "  Commands:         Options:\n"                     << std::endl;
  std::cout << "  run               <rm url> <command> <arguments>" << std::endl; 
  std::cout << "  submit            <rm url> <command> <arguments>" << std::endl; 
  std::cout << ""                                                   << std::endl; 
  std::cout << "  state             <jobid>                       " << std::endl; 
  std::cout << "  suspend           <jobid>                       " << std::endl; 
  std::cout << "  resume            <jobid>                       " << std::endl; 
  std::cout << ""																							   << std::endl; 
  std::cout << ""                                                << std::endl; 
  std::cout << "  (rm url: scheme://host:port/job/service) "		 << std::endl; 
  std::cout << ""                                                << std::endl;
  std::cout << "This is a SAGA-based tool for job submission & management."  << std::endl;   
  std::cout << "For additional information, see http://saga.cct.lsu.edu."    << std::endl; 
}

void ExitIfArgcLessThan(int n)
{
  if (argc_ < n) {
    printUsage();
    exit(-1);
  }  
}

///////////////////////////////////////////////////////////////////////////////

int main (int argc, char* argv[])
{
  argc_ = argc;
  ExitIfArgcLessThan(2);
  
  if(!strcmp(argv[1], "run"))
  {
    ExitIfArgcLessThan(5);
		job_run(std::string(argv[2]),std::string(argv[3]),std::string(argv[4]));
  }  
  else if(!strcmp(argv[1], "submit"))
  {
    ExitIfArgcLessThan(5);
		job_submit(std::string(argv[2]),std::string(argv[3]),std::string(argv[4]));
  }  
  else if(!strcmp(argv[1], "state"))
  {
    ExitIfArgcLessThan(3);
    job_state(std::string(argv[2]));
  }
  else if(!strcmp(argv[1], "suspend"))
  {
    ExitIfArgcLessThan(3);
    job_suspend(std::string(argv[2]));
  }
  else if(!strcmp(argv[1], "resume"))
  {
    ExitIfArgcLessThan(3);
    job_resume(std::string(argv[2]));
  }
  else if(!strcmp(argv[1], "run_tests"))
  {
    ExitIfArgcLessThan(3);
		run_test(std::string(argv[2]));
  }  
	else
	{
		std::cout << "Unknown command: " << std::string(argv[1]) << std::endl;
		printUsage();
		exit(-1);
	}
  
  return 0;
}