#define _POSIX_C_SOURCE 199309L

#include <signal.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

#include <raylib.h>

const char *the_alphabet = "0123456789"
			   "ABCDEFGHIJKLMNOPQRSTUVWXYZÆØÅ"
			   "abcdefghijklmnopqrstuvwxyzæøå"
			   "!@#$%^&*()[];'\\:\"|,./<>?";

void
line(int x, int y, Font f, Color c, char *s)
{
	DrawTextEx(f, s, (Vector2){x, y}, (float)f.baseSize, 2, c);
}

int
main(void)
{
	const int sw = 1920;
	const int sh = 1080;

	InitWindow(sw, sh, "opplysning");

	SetTargetFPS(60);

	int ncp = 0;
	int *cp = LoadCodepoints(the_alphabet, &ncp);
	Font font_h = LoadFontEx("font/adventpro-bold.ttf", 60, cp, ncp);
	Font font_p = LoadFontEx("font/adventpro-semibold.ttf", 40, cp, ncp);
	UnloadCodepoints(cp);

	Color bg = RAYWHITE;
	Color fg = BLACK;
	Color hd = {0xf0, 0x4a, 0x00, 0xff};

	while (!WindowShouldClose()) {
		struct timespec now = {0};
		clock_gettime(CLOCK_REALTIME, &now);
		struct tm *ti = localtime(&now.tv_sec);
		char ts[64] = {0};
		snprintf(ts, sizeof(ts), "%02d:%02d", ti->tm_hour, ti->tm_min);

		BeginDrawing();
		ClearBackground(bg);
		// DrawFPS(1920-100, 20);
		int y = 0;
		line(sw / 2 - 60, 0, font_h, fg, ts);
		line(20, y += 60, font_h, hd, "FREDAG 18. APRIL");
		line(25, y += 60, font_p, fg, "19:00  PRUSA 3D printer course");
		line(20, y += 60, font_h, hd, "LØRDAG 19. APRIL");
		line(25, y += 60, font_p, fg,
		     "17:00  Lasercutter: basic use and safety");
		line(20, y += 60, font_h, hd, "SØNDAG 20. APRIL");
		line(25, y += 60, font_p, fg, "13:00  Armor Workshop");
		y = 0;
		line(sw / 2 + 20, y += 60, font_h, hd, "MANDAG 21. APRIL");
		line(sw / 2 + 20, y += 60, font_h, hd, "TIRSDAG 22. APRIL");
		line(sw / 2 + 20, y += 60, font_h, hd, "ONSDAG 23. APRIL");
		line(sw / 2 + 25, y += 60, font_p, fg,
		     "16:00  Learn to use Bitraf's Table Saw");
		line(sw / 2 + 20, y += 60, font_h, hd, "TORSDAG 24. APRIL");
		line(sw / 2 + 25, y += 60, font_p, fg,
		     "18:00  Omvisning (guided tour)");
		line(sw / 2 + 25, y += 60, font_p, fg, "18:00  Byggekveld");
		line(sw / 2 + 25, y += 60, font_p, fg,
		     "20:00  Bitrafs årsmøte 2025");
		EndDrawing();
	}

	CloseWindow();
}