#include <SDL2/SDL.h>
#include <stdio.h>
#include "array.h"
#include "tick.h"

void quit(int e_st)
{
	SDL_Quit();
	exit(e_st);
}

void init_state(struct gol_board *state); 

void init_state(struct gol_board *state) {
	// Create the initial state. This is a glider gun (hopefully)
	gol_vivify(state, 12, 0);
	gol_vivify(state, 13, 0);
	gol_vivify(state, 11, 1);
	gol_vivify(state, 15, 1);
	gol_vivify(state, 10, 2);
	gol_vivify(state, 16, 2);
	gol_vivify(state, 24, 2);
	gol_vivify(state, 0, 3);
	gol_vivify(state, 1, 3);
	gol_vivify(state, 10, 3);
	gol_vivify(state, 14, 3);
	gol_vivify(state, 16, 3);
	gol_vivify(state, 17, 3);
	gol_vivify(state, 22, 3);
	gol_vivify(state, 24, 3);
	gol_vivify(state, 0, 4);
	gol_vivify(state, 1, 4);
	gol_vivify(state, 10, 4);
	gol_vivify(state, 16, 4);
	gol_vivify(state, 20, 4);
	gol_vivify(state, 21, 4);
	gol_vivify(state, 11, 5);
	gol_vivify(state, 15, 5);
	gol_vivify(state, 20, 5);
	gol_vivify(state, 21, 5);
	gol_vivify(state, 34, 5);
	gol_vivify(state, 35, 5);
	gol_vivify(state, 12, 6);
	gol_vivify(state, 13, 6);
	gol_vivify(state, 20, 6);
	gol_vivify(state, 21, 6);
	gol_vivify(state, 34, 6);
	gol_vivify(state, 35, 6);
	gol_vivify(state, 22, 7);
	gol_vivify(state, 24, 7);
	gol_vivify(state, 24, 7);
}

int main(int argc, char* args[])
{
	struct gol_board state = {
		.live_cells = malloc(10 * sizeof(typeof(*state.live_cells))),
		.n = 0,
		.size = 10,
		.max_x = 0,
		.min_x = 0,
		.max_y = 0,
		.min_y = 0
	};
	if (!state.live_cells) {
		return 1;
	}
	
	init_state(&state);
	
	for (unsigned int i = 0; i < 1000; ++i) {
		printf("Generation %d\n", i);
		for (unsigned int j = 0; j < state.n; j += 2) {
			printf("(%d, %d)\n", state.live_cells[j],
				state.live_cells[j + 1]);
		}
		printf("\n");
		gol_tick(&state);
	}


	SDL_Window* window = NULL;
	SDL_Surface* screen = NULL;

	if (SDL_Init(SDL_INIT_EVERYTHING) < 0) {
		quit(1);
	}

	//screen = SDL_SetVideoMode(640, 480, 32, SDL_SWSURFACE);

	window = SDL_CreateWindow("SDL Tutorial",
	                          SDL_WINDOWPOS_UNDEFINED,
	                          SDL_WINDOWPOS_UNDEFINED,
	                          640,
	                          320,
	                          SDL_WINDOW_SHOWN);
	if (!window) {
		quit(1);
	}

	screen = SDL_GetWindowSurface(window);
	if (!screen) {
		quit(1);
	}

	SDL_FillRect(screen, NULL, SDL_MapRGB(screen->format, 0xFF, 0xFF, 0xFF));
	SDL_UpdateWindowSurface(window);

	SDL_Delay(2000);

	SDL_DestroyWindow(window);
	quit(0);
}