#include "display.h"
#include "clock.h"
#include "logger.h"
#include "system.h"
#include "signal.h"
#include "strings33.h"
#include "ui33.h"

static void _term_sighandler( int sig );


int main(int argc, char *argv[])
{
  Size fps, FPS;
  long timeOld, time;

  if( e33_set_signal( SIGHUP, _term_sighandler ) == -1 ) { logw( "SIGHUP not handled"); }
  if( e33_set_signal( SIGINT, _term_sighandler ) == -1 ) { logw( "SIGINT not handled"); }
  if( e33_set_signal( SIGTERM, _term_sighandler ) == -1 ) { logw( "SIGTERM not handled"); }

  timeOld = clock_get_us();
  time = 0;
  fps = 0;
  FPS = 0;

  if( logger_init() ) {
    return EXIT_FAILURE;
  }

  if( display_init() ) {
    return EXIT_FAILURE;
  }

  while(1)
  {
    display_vtswitcher_poll(1);


    if( __display.active )
    {
      qsuprintf( 5, 5, "fps: %d", FPS-1 );

      ui_draw_messages();

      display_flip();
    }


    time += clock_get_us() - timeOld;
    timeOld = clock_get_us();

    if(time >= 1000000)
    {
      FPS = fps;
      time = 0;
      fps = 0;
    }
    ++fps;
  }

  display_term();
  logger_term();


  return EXIT_SUCCESS;
}


static void _term_sighandler( int sig )
{
  display_term();
  logger_term();
  exit(0);
}