#pragma once
#include <stdbool.h>
#include <sys/types.h>

#define PKG_DATA_SIZE    "size"
#define PKG_DATA_DESC    "desc"
#define PKG_DATA_VERSION "version"
#define PKG_DATA_DEPENDS "depends"
#define PKG_DATA_KEEPS   "keep"

#define DATA_FILE     "DATA"
#define HASHES_FILE   "HASHES"
#define CHANGES_FILE  "CHANGES"
#define INSTALL_FILE  "INSTALL"
#define FILES_ARCHIVE "files.tar.gz"

typedef struct lm_pkg_data {
  char   *name;
  char   *desc;
  char  **depends;
  char  **keeps;
  char   *version;
  ssize_t size;
} lm_pkg_data_t;

typedef struct lm_pkg_files {
  char *data_file;
  char *hashes_file;
  char *changes_file;
  char *install_file;
  char *files_archive;
} lm_pkg_files_t;

typedef struct lm_pkg {
  struct lm_pkg_data data;
  struct lm_pool    *pool;
  struct lm_pkg     *next;
  char              *signature;
  char              *archive;
} lm_pkg_t;

lm_pkg_t *lm_package_new();
void      lm_package_free(lm_pkg_t *pkg);
bool      lm_package_verify(lm_pkg_t *pkg);
void      lm_package_init(lm_pkg_t *pkg);
bool      lm_package_downloaded(lm_pkg_t *pkg);
bool      lm_package_is_same(lm_pkg_t *one, lm_pkg_t *two);

bool lm_package_data_load(lm_pkg_data_t *data, char *file);
void lm_package_data_free(lm_pkg_data_t *data);

bool    lm_package_data_depend_add(lm_pkg_data_t *data, char *depend);
ssize_t lm_package_data_depend_count(lm_pkg_data_t *data);
ssize_t lm_package_data_depend_strlen(lm_pkg_data_t *data);
char   *lm_package_data_depend_tostr(lm_pkg_data_t *data, char *buffer);
bool    lm_package_data_depend_fromstr(lm_pkg_data_t *data, char *buffer);
void    lm_package_data_depend_free(lm_pkg_data_t *data);
bool    lm_package_data_depends(lm_pkg_data_t *data, char *dep);

size_t lm_package_data_keep_count(lm_pkg_data_t *data);
bool   lm_package_data_keep_add(lm_pkg_data_t *data, char *path);
bool   lm_package_data_keep_contains(lm_pkg_data_t *data, char *path);
void   lm_package_data_keep_free(lm_pkg_data_t *data);

bool lm_package_path_set_signature(lm_pkg_t *pkg, char *signature_path);
bool lm_package_path_set_archive(lm_pkg_t *pkg, char *archive_path);
bool lm_package_path_is_empty(lm_pkg_t *pkg);

lm_pkg_files_t *lm_package_extract(lm_pkg_t *pkg, char *target);
void            lm_package_extract_free(lm_pkg_files_t *files);