#pragma once

#include <cglm/cglm.h>
#include <stdio.h>

#include "mesh.h"

#define LOG(level, ...)              \
	do {                         \
		printf("%s", level); \
		printf(__VA_ARGS__); \
		printf("\n");        \
	} while (0)

#define INFO(...)  LOG("INFO  ", __VA_ARGS__)
#define WARN(...)  LOG("WARN  ", __VA_ARGS__)
#define ERROR(...) LOG("ERROR ", __VA_ARGS__)

typedef enum : char {
	POS_X = 0,
	NEG_X = 1,
	POS_Y = 2,
	NEG_Y = 3,
	POS_Z = 4,
	NEG_Z = 5,
} Face;

typedef enum : char { AIR = 0, DIRT } Block;

#define CHUNK_SIZE 32

typedef struct {
	int x;
	int y;
	int z;
	Block blocks[CHUNK_SIZE * CHUNK_SIZE * CHUNK_SIZE];
} Chunk;

Chunk *chunk_init(int x, int y, int z);
void chunk_free(Chunk *chunk);
void chunk_generate(Chunk *chunk);
Mesh chunk_mesh(Chunk *chunk);
Block chunk_at(Chunk *chunk, int x, int y, int z);

typedef struct {
	vec3 position;
	vec3 rotation;
	int fov;
	float near;
	float far;
	float look_speed;
	float move_speed;
} Camera;

Camera camera_init(void);
void camera_proj(Camera *camera, mat4 proj);
void camera_view(Camera *camera, mat4 view);
void camera_proj_view(Camera *camera, mat4 proj_view);
void camera_update(Camera *camera);