#include "filesystem/path.h"
#include "game/init.h"
#include "game/gltron.h"
#include "base/util.h"
#include "scripting/scripting.h"

void initSubsystems(int argc, const char *argv[]) {
	initFilesystem(argc, argv);
	initScripting();
	init_c_interface();
	initConfiguration(argc, argv);
	initGame();
	initVideo();
	initAudio();
	initInput();
}

void initScripting(void) {
	scripting_Init();

  /* load basic scripting services */
	runScript(PATH_SCRIPTS, "basics.lua");
	runScript(PATH_SCRIPTS, "joystick.lua");
}

void initConfiguration(int argc, const char *argv[])
{
  /* load some more defaults from config file */
	runScript(PATH_SCRIPTS, "config.lua");
	runScript(PATH_SCRIPTS, "artpack.lua");
	
  /* go for .gltronrc (or whatever is defined in RC_NAME) */
  {
    char *path;
    path = getPossiblePath(PATH_PREFERENCES, RC_NAME);
    if (path != NULL) {
      if (fileExists(path)) {
        printf("[status] loading settings from %s\n", path);
	      scripting_RunFile(path);
      } else {
	      printf("[error] cannot load %s from %s\n", RC_NAME, path);
      }
      free(path);
    }
    else {
      printf("[fatal] can't get valid pref path for %s\n", RC_NAME);
      exit(1); // something is seriously wrong
    }
  }
	
	if(!isSetting("version") || getSettingf("version") < 0.70f) {
		/* load some more defaults from config file */
		runScript(PATH_SCRIPTS, "config.lua");
		runScript(PATH_SCRIPTS, "artpack.lua");
		printf("[warning] old config file found, overriding using defaults\n");
	}
	// check if config is valid
	scripting_GetGlobal("save_completed", NULL);
	if(scripting_IsNilResult()) {
		runScript(PATH_SCRIPTS, "config.lua");
		runScript(PATH_SCRIPTS, "artpack.lua");
		printf("[warning] defunct config file found, overriding using defaults\n");
	}
		
	setSettingf("version", 0.70f);

  /* parse any comandline switches overrinding the loaded settings */
  parse_args(argc, argv);

  /* sanity check some settings */
  checkSettings();
	
  /* intialize the settings cache, remember to do that everytime you
     change something */
  updateSettingsCache();
}

void initVideo(void) {
	videoInit();
	runScript(PATH_SCRIPTS, "video.lua");

	initVideoData();

	consoleInit();
	initArtpacks();
	runScript(PATH_SCRIPTS, "menu.lua");
	runScript(PATH_SCRIPTS, "menu_functions.lua");
  setupDisplay(gScreen);
}

void initAudio(void) {
	audioInit();
	runScript(PATH_SCRIPTS, "audio.lua");
  /* probe for artpacks & songs */
  Sound_initTracks();
  Sound_setup();
}
	
void initGame(void) {
	/* initialize the rest of the game's datastructures */
	initGameStructures();
	resetScores();
}

void initInput(void) {
	inputInit();

  gInput.mouse1 = 0;
  gInput.mouse2 = 0;
  gInput.mousex = 0;
  gInput.mousey = 0;
}