#include <iostream>
#include <getopt.h>
#include "commons.hpp"
#include "Module.hpp"

int main(int argc, char** argv)
{
  bool debug_mode = false;

  while (true)
    {
      static struct option options[] = {
        {"help", no_argument, 0, 'h'},
        {"debug", no_argument, 0, 'd'},
        {0, 0, 0, 0}
      };

      int opt_index = 0;

      int c = getopt_long(argc, argv, "h", options, &opt_index);

      if (c == -1)
        {
          break;
        }

      switch (c)
        {
        case 'h': {
          std::stringstream ss;
          ss << std::setw(8) << std::left;
          ss << "Usage: fakir <options> <sources>" << std::endl
             << std::endl;
          ss << "[OPTIONS]" << std::endl;
          ss << "-h, --help" << "\t" << "show this message." << std::endl;
          std::cout << ss.str() << std::endl;
          return 0;
        } break;

        case 'd': {
          debug_mode = true;
        } break;

        default: break;
        }
    }

  std::vector<std::filesystem::path> sources;

  while (optind < argc)
    {
      sources.push_back(argv[optind]);
      optind++;
    }

  if (sources.size())
    {
      fk::Module mod {sources[0]};

      if (debug_mode)
        {
          mod.build();
        }
      else
        {
          try
            {
              mod.build();
            }
          catch(std::exception const& err)
            {
              std::cerr << err.what() << std::endl;
              return -1;
            }
        }
    }

  return 0;
}