#include "command.h"
#include "commands.h"
#include "digest/digest.h"
#include "version.h"
#include "l2su.h"
#include "macros.h"

#include <jansson.h>
#include <stdio.h>

unsigned cmd_version_list_remote(struct l2_context_node *ctx, char **args)
{
  unsigned res;
  L2_UNUSED(ctx);

  if (*args) {
    CMD_FATAL(CMD_MSG_UNKNOWN_ARGUMENT, *args);
  }

  res = l2_version_load_remote();
  if (res != VERSION_SUCCESS) {
    CMD_FATAL("Failed to load versions: %s", l2_version_strerror(res));
  }

  for (struct l2_version_remote *rv = l2_state.ver_remote_head; rv; rv = rv->next) {
    printf("%s\n", rv->id);
  }

  return CMD_RESULT_SUCCESS;
}

unsigned cmd_version_list_local(struct l2_context_node *ctx, char **args)
{
  return CMD_RESULT_SUCCESS;
}

unsigned l2_version_download_libraries(json_t *jlibraries, l2_version_feature_match_proc_t *feature_matcher);

bool feat_match_cb(const char *name, json_t *js) {
  L2_UNUSED(name);
  L2_UNUSED(js);
  return false;
}

unsigned cmd_version_install(struct l2_context_node *ctx, char **args)
{
  unsigned res = l2_version_load_remote();
  if (res != VERSION_SUCCESS) {
    CMD_FATAL("failed to load versions: %s", l2_version_strerror(res));
  }
 
  json_t *js;
  res = l2_version_load_local(*args, &js);
  if (res != VERSION_SUCCESS) {
    CMD_FATAL("failed to load 1.8.9: %s", l2_version_strerror(res));
  }

  json_dumpf(js, stdout, JSON_INDENT(4));

  putchar('\n');

  printf("%s\n", l2_version_strerror(l2_version_download_libraries(json_object_get(js, "libraries"), &feat_match_cb)));

  json_decref(js);

  return CMD_RESULT_SUCCESS;
}