#include <sys/stat.h>
#include "orxonox_gui_file.h"


void orxonox_gui_file_default (struct settings *orxonox_settings)
{
  if (verbose >= 1)
    printf("Setting orxonox to it's default settings.\n");

  orxonox_settings->video_fullscreen = 1;
  orxonox_settings->video_wireframe = 0;
  
  orxonox_settings->audio_enable_sound = 1;
  orxonox_settings->audio_music_volume = 80;
  orxonox_settings->audio_effects_volume = 80;
  
  orxonox_settings->exec_save_settings = 1;
  orxonox_settings->exec_show_menu = 0;

  return;
}

void orxonox_gui_file_save (char *config_file, struct settings *orxonox_settings)
{
  FILE *IOFILE;
  char local_config_file[1000];

  sprintf(local_config_file,"%s", config_file);
  if (!strncmp (local_config_file,"~/", 2))
  {
    char buffer[100];
    char *homedir = getenv("HOME");
    sprintf(buffer, local_config_file);
    sprintf (local_config_file,"%s/%s", homedir,buffer+2);
  }

  IOFILE = fopen( local_config_file, "w");
  if (IOFILE)
    {
      if (verbose >= 1)
	printf ("Saving settings to '%s'\n", local_config_file);
      
      fprintf (IOFILE, "%s\n", "Configuration file of orxonox (do not edit if ou do not know what you are doing)");
      fprintf (IOFILE, "orxonox_settings->video_fullscreen = %i\n", orxonox_settings->video_fullscreen);
      fprintf (IOFILE, "orxonox_settings->video_wireframe = %i\n", orxonox_settings->video_wireframe);
      
      fprintf (IOFILE, "orxonox_settings->audio_enable_sound = %i\n", orxonox_settings->audio_enable_sound);
      fprintf (IOFILE, "orxonox_settings->audio_music_volume = %i\n", orxonox_settings->audio_music_volume);
      fprintf (IOFILE, "orxonox_settings->audio_effects_volume = %i\n", orxonox_settings->audio_effects_volume);
      
      fprintf (IOFILE, "orxonox_settings->exec_save_settings = %i\n", orxonox_settings->exec_save_settings);
      fprintf (IOFILE, "orxonox_settings->exec_show_menu = %i\n", orxonox_settings->exec_show_menu);
      
      fprintf (IOFILE, "orxonox_settings->verbose = %i\n", verbose);
      
      fclose( IOFILE );
      return;
    }
  else
    {
      if (verbose >= 1)
	printf ("Settingsfile '%s' does not exist.\n", local_config_file);
    }
}

void orxonox_gui_file_load (char *config_file, struct settings *orxonox_settings)
{
  FILE *IOFILE;
  char variable[100];
  char equals[5];
  char value[100];
  char buffer[100];
  char local_config_file[1000];
  
  sprintf(local_config_file,"%s", config_file);
  if (!strncmp (config_file, "~/", 2))
    {
      char *homedir = getenv("HOME");
      sprintf(buffer, local_config_file);
      sprintf (local_config_file,"%s/%s", homedir, buffer+2);
    }
  

  IOFILE = fopen(local_config_file, "r");
  if (IOFILE)
    {
      if (verbose >= 1)
	printf ("Loading settings from '%s'\n", local_config_file);
      
      fscanf (IOFILE, "Configuration file of orxonox (do not edit if ou do not know what you are doing)");
      while (fscanf (IOFILE,"%s %s %s", variable, equals, value) != EOF)
	{
	  if ( !strcmp (variable, "orxonox_settings->video_fullscreen"))
	    {
	      orxonox_settings->video_fullscreen = atoi (value);
	    }
	  else if ( !strcmp (variable, "orxonox_settings->video_wireframe"))
	    {
	      orxonox_settings->video_wireframe = atoi (value);
	    }
	  
	  else if ( !strcmp (variable, "orxonox_settings->audio_enable_sound"))
	    {
	      orxonox_settings->audio_enable_sound = atoi (value);
	    }
	  else if ( !strcmp (variable, "orxonox_settings->audio_music_volume"))
	    {
	      orxonox_settings->audio_music_volume = atoi (value);
	    }
	  else if ( !strcmp (variable, "orxonox_settings->audio_effects_volume"))
	    {
	      orxonox_settings->audio_effects_volume = atoi (value);
	    }
	  
	  else if ( !strcmp (variable, "orxonox_settings->exec_save_settings"))
	    {
	      orxonox_settings->exec_save_settings = atoi (value);
	    }
	  else if ( !strcmp (variable, "orxonox_settings->exec_show_menu"))
	    {
	      orxonox_settings->exec_show_menu = atoi (value);
	    }
	  
	  else if ( !strcmp (variable, "orxonox_settings->verbose"))
	    {
	      verbose = atoi (value);
	    }
	  
	}
      fclose( IOFILE );      
      return;
    }

  else
    {
      if (verbose >= 1)
	printf ("File '%s' does not exist. Can not load orxonox-states.\n", local_config_file);
    }
}