#include <libconfig.h>
#include <stdio.h>
#include <stdlib.h>

#define conf_file "config.ini"

const char *get_conf_str(char set_key[10]) {
  const char *prog_conf = malloc(10 * sizeof(char));
  config_t cfg;
  config_setting_t *setting;

  config_init(&cfg);

  if (!config_read_file(&cfg, conf_file)) {
    fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
            config_error_line(&cfg), config_error_text(&cfg));
    config_destroy(&cfg);
    return "";
  }

  setting = config_lookup(&cfg, set_key);

  prog_conf = config_setting_get_string(setting);

  config_destroy(&cfg);
  return prog_conf;
}

int get_conf_int(char set_key[10]) {
  int set_int;
  config_t cfg;
  config_setting_t *setting;

  config_init(&cfg);

  if (!config_read_file(&cfg, conf_file)) {
    fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
            config_error_line(&cfg), config_error_text(&cfg));
    config_destroy(&cfg);
    return 1;
  }

setting = config_lookup(&cfg, set_key);
  set_int = config_setting_get_int(setting);

  config_destroy(&cfg);

  return set_int;
}

void print_conf(const char m_dir[20], const int mb_conf,
                const char ftv_api_key[32]) {
  if (m_dir != NULL) {
    printf("The music directory is: %s\n", m_dir);
  }
  if (mb_conf != 1) {
    printf("The lower limit for MB confidence is: %d\n", mb_conf);
  }
  if (ftv_api_key != NULL) {
    printf("Your API key is: %s\n", ftv_api_key);
  }
}

int main() {
  int mb_conf;
  const char *m_dir, *ftv_api_key;

  m_dir = get_conf_str("dir");
  mb_conf = get_conf_int("confidence");
  ftv_api_key = get_conf_str("api_key");

  print_conf(m_dir, mb_conf, ftv_api_key);

  return EXIT_SUCCESS;
}