#pragma once

#include <stdint.h>
#include <stdbool.h>
#include <git2/repository.h>

#ifdef GIT
typedef struct {
  uint64_t hash;
  bool changes;
} repohash;

#define XD_HASH_PATH "/XDhash"
/**
 * @brief generate a hash from the repository state
 *
 * @param repo the git repository
 * @return the hash
 */
uint64_t generate_hash(git_repository *repo);

/**
 * @brief read the hash from the git repo
 *
 * @param repo the git repository
 * @return the hash
 */
repohash *read_hash(git_repository *repo);

/**
 * @brief write a new hash to the repository
 *
 * @param repo the repository
 * @param hash the hash to write
 */
int write_hash(git_repository *repo, repohash hash);
#endif