#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "scode.h"
#include "config.h"
#include "gpio.h"
#include "log.h"
#include "fbinit.h"
#include "fbprimitive.h"
#include "time_func.h"
#include "ep_init.h"
#include "sysinput.h"

static void do_draw(void)
{
  Fb_filled_rectangle(10, 10, 50, 50, FBPRIMCLR_RED, FALSE);
  Fb_filled_rectangle(60, 10, 100, 50, FBPRIMCLR_GREEN, FALSE);
  Fb_filled_rectangle(110, 10, 150, 50, FBPRIMCLR_BLUE, FALSE);
  Fb_filled_rectangle(10, 60, 50, 100, FBPRIMCLR_CYAN, FALSE);
  Fb_filled_rectangle(60, 60, 100, 100, FBPRIMCLR_MAGENTA, FALSE);
  Fb_filled_rectangle(110, 60, 150, 100, FBPRIMCLR_YELLOW, FALSE);
  Fb_rectangle(10, 110, 150, 150, FBPRIMCLR_WHITE, FALSE);
  Fb_line(10, 110, 150, 150, FBPRIMCLR_WHITE, FALSE);
  Fb_line(10, 150, 150, 110, FBPRIMCLR_WHITE, FALSE);
}

static void log_touch(const char *event, UINT_PTR x, UINT_PTR y)
{
  Log(LINFO, "Touch %s at (%u, %u)", event, x, y);
}

int main(int argc, char *argv[])
{
  HRESULT hr;
  int running = 1;
  MSG msg;

  /* initialization sequence */
  Time_init();
  hr = Config_setup(argc, argv);
  if (FAILED(hr))
    return EXIT_FAILURE;
  else if (hr != S_OK)
    return EXIT_SUCCESS;
  if (FAILED(Fb_setup()))
    return EXIT_FAILURE;
  if (FAILED(Gpio_setup()))
    return EXIT_FAILURE;
  if (FAILED(Epython_setup()))
    return EXIT_FAILURE;
  if (FAILED(Sys_enable_input()))
    return EXIT_FAILURE;
  Log(LINFO, "Pausing at startup.");
  sleep(2); /* wait to show off splash screen */

  Fb_clear();
  /* temporary drawing here */
  do_draw();
 
  Log(LINFO, "System ready.");

  while (running)
  {
    if (Mq_peek(Sys_Queue, &msg, PEEK_REMOVE))
    {
      switch (msg.message)
      {
	case WM_HWBUTTONDOWN:
	  Log(LINFO, "Button %d was pressed.", (int)(msg.attrs[0]));
	  break;

	case WM_HWBUTTONUP:
	  Log(LINFO, "Button %d was released.", (int)(msg.attrs[0]));
	  if (msg.attrs[0] == 1)
	  {
	    Log(LINFO, "Backlight ON.");
	    Gpio_set_backlight(GSB_BACKLIGHT_MAX);
	  }
	  if (msg.attrs[0] == 2)
	  {
	    Log(LINFO, "Backlight OFF.");
	    Gpio_set_backlight(0);
	  }
	  if (msg.attrs[0] == 4)
	  {
	    Log(LINFO, "Quitting the message loop.");
	    running = 0;
	  }
	  break;

	case WM_TOUCHDOWN:
	  log_touch("DOWN", msg.attrs[0], msg.attrs[1]);
	  break;
	  
	case WM_TOUCHMOVE:
	  log_touch("MOVE", msg.attrs[0], msg.attrs[1]);
	  break;
	  
	case WM_TOUCHUP:
	  log_touch("UP", msg.attrs[0], msg.attrs[1]);
	  break;
	  
	default:
	  break;
      }
    }
  }
  
  return EXIT_SUCCESS;
}