simworld/common/include/world.h

#ifndef WORLD_H
#define WORLD_H

#include <stdlib.h>

#include <jansson.h>

#include "error.h"
#include "entity/registry.h"
#include "entity/entity.h"

#define MAX_ENTITIES 256

struct world_t {
    struct entity_t entities[MAX_ENTITIES];
    struct entity_registry_t registered_entities;

    size_t height;
    size_t width;
};

enum error_t world_init(struct world_t *, size_t, size_t);
void world_free(struct world_t *);

// world_*_str() allocates a string that the caller must free()
// world_*_buf() uses a pre-existing buffer; results are not zero-terminated
enum error_t world_serialise_str(struct world_t *, char const **);
enum error_t world_serialise_buf(struct world_t *, char *, size_t);
enum error_t world_deserialise(struct world_t *, char const *);

enum error_t world_register_entity(struct world_t *, char const *, char);
enum error_t world_place_entity(struct world_t *, size_t, size_t, size_t);

#endif