src/headless/main.cpp


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#ifdef OPENVIC_SIM_HEADLESS

#include <openvic/utility/Logger.hpp>
#include <openvic/GameManager.hpp>
#include <openvic/dataloader/Dataloader.hpp>

using namespace OpenVic;

static char const* get_program_name(char const* name) {
   static char const* const missing_name = "<program>";
   if (name == nullptr) return missing_name;
   char const* last_separator = name;
   while (*name != '\0') {
      if (*name == '/' || *name == '\\') {
         last_separator = name + 1;
      }
      ++name;
   }
   if (*last_separator == '\0') return missing_name;
   return last_separator;
}

int main(int argc, char const* argv[]) {
   if (argc < 2) {
      std::cout << "Usage: " << get_program_name(argc > 0 ? argv[0] : nullptr) << " <base defines dir> [[mod defines dir]+]" << std::endl;
      std::cout << "Requires defines path(s) as arguments, starting with the base defines and continuing with mods (paths with spaces need to be enclosed in \"quotes\")." << std::endl;
      return -1;
   }

   std::cout << "!!! HEADLESS SIMULATION START !!!" << std::endl;

   Logger::set_info_func([](std::string&& str) { std::cout << str; });
   Logger::set_error_func([](std::string&& str) { std::cerr << str; });

   GameManager game_manager { []() {
      Logger::info("State updated");
   } };
   Dataloader dataloader;

   std::vector<std::filesystem::path> roots;
   for (int i = 1; i < argc; ++i) {
      roots.push_back(argv[i]);
   }
   dataloader.set_roots(roots);

   if (dataloader.load_defines(game_manager) != SUCCESS) {
      Logger::error("Failed to load defines!");
   }
   if (game_manager.load_hardcoded_defines() != SUCCESS) {
      Logger::error("Failed to load hardcoded defines!");
   }

   std::cout << "!!! HEADLESS SIMULATION END !!!" << std::endl;
   return 0;
}
#endif