#include <stdio.h>
#include <stdlib.h>
#include "modules/engine/main.c"
#include "modules/engine/frontend/sdl/main.c"
#include "modules/engine/frontend/generic/textures.c"
//#include "modules/engine/frontend/sdl/textures.c" // TODO

void handleEvent(struct ENGINE_EVENT event) {
	if (event.type == ENGINE_EVENT_TYPE_EXIT) {
		exit(0);
	}
}

int frame = 0;
int frameSec = 0;
Uint32 lastSec = 0;
char tr, tg, tb;

struct ENGINE_TEXTURE * texture;
void tick() {
	int y = 0;
	while (y < engine_height) {
		int x = 0;
		while (x < engine_width) {
			/*tr = (char)(x + y) + ((char)frame * 1);
			tg = (char)(x + y) + ((char)frame * 3);
			tb = (char)(x + y) + ((char)frame * 5);*/
			
			/*tr = (char)(x + y) * (char)frame * 1;
			tg = (char)(x + y) * (char)frame * 3;
			tb = (char)(x + y) * (char)frame * 5;*/
			
			tr = (char)((x * y) + 64) + frame;
			tg = (char)((x * y) + 128) + frame;
			tb = (char)((x * y) + 192) + frame;
			
			/*int part = engine_width / 3;
			if (x < part * 1) {
				tr = 255;
				tg = 0;
				tb = 0;
			} else if (x < part * 2) {
				tr = 0;
				tg = 255;
				tb = 0;
			} else {
				tr = 0;
				tg = 0;
				tb = 255;
			}*/
			
			/*tr = 0;
			tg = 255 - ((char)((x * y) + 128) + frame);
			tb = 0;*/
			
			/*tr = (char)(((float)x / (float)engine_width) * 255);
			tg = 255 - tr;
			tb = (char)(((float)y / (float)engine_height) * 255);*/
			engine_surface_color_set(tr,tg,tb,255);
			engine_surface_draw_pixel(x,y);
			++x;
		}
		++y;
	}
	
	//y = 0;
	//while (y < engine_height) {
	//	int x = 0;
	//	while (x < engine_width) {
	//		tr = (char)(x + y) + ((char)frame * 1);
	//		tg = (char)(x + y) + ((char)frame * 3);
	//		tb = (char)(x + y) + ((char)frame * 5);
			
			/*tr = (char)(x + y) * (char)frame * 1;
			tg = (char)(x + y) * (char)frame * 3;
			tb = (char)(x + y) * (char)frame * 5;*/
			
			/*tr = (char)((x * y) + 64) + frame;
			tg = (char)((x * y) + 128) + frame;
			tb = (char)((x * y) + 192) + frame;*/
			
			/*int part = engine_width / 3;
			if (x < part * 1) {
				tr = 255;
				tg = 0;
				tb = 0;
			} else if (x < part * 2) {
				tr = 0;
				tg = 255;
				tb = 0;
			} else {
				tr = 0;
				tg = 0;
				tb = 255;
			}*/
			
			/*tr = 0;
			tg = 255 - ((char)((x * y) + 128) + frame);
			tb = 0;*/
			
			/*tr = (char)(((float)x / (float)engine_width) * 255);
			tg = 255 - tr;
			tb = (char)(((float)y / (float)engine_height) * 255);*/
	//		engine_surface_color_set(tr,tg,tb,128);
	//		engine_surface_draw_pixel(x,y);
	//		++x;
	//	}
	//	++y;
	//}
	
	
	engine_texture_render_2d(texture,5,5);
	
	frame += 1;
	frameSec += 1;
	Uint32 tick = SDL_GetTicks();
	if (tick - lastSec >= 1000) {
		printf("FPS: %d\n",frameSec);
		lastSec = tick;
		frameSec = 0;
	}
	engine_window_present();
	//engine_time_sleep(33);
}

int main(int argc, char **argv) {
	texture = engine_createTexture(8,8);
	engine_texture_from_file(texture,"assets/textures/fier.rgba");
	
	for (int i = 0; i < argc; ++i) {
		printf("argv[%d]: %s\n", i, argv[i]);
	}
	
	engine_window_init(256,256,"Game");
	
	while (1) {
		struct ENGINE_EVENT event = engine_event_get();
		if (event.type != ENGINE_EVENT_TYPE_NONE) {
			handleEvent(event);
		} else {
			tick();
		}
	}
}