toml_parser.hpp

Go to the documentation of this file.

#ifndef TOML_PARSER_HPP
#define TOML_PARSER_HPP
 
#include "toml.hpp"
#include <cstdlib>
#include <filesystem>
#include <iostream>
 
using namespace std;
namespace fs = std::filesystem;

#define PARENT_LIB            "library"   
#define PARENT_LIB_FIELD_NAME "name"      
#define PARENT_LIB_FIELD_DIR  "directory" 
 
#define PARENT_FTP                "ftp"           
#define PARENT_FTP_FIELD_USER     "username"      
#define PARENT_FTP_FIELD_SALT     "salt"          
#define PARENT_FTP_FIELD_PWD_HASH "password_hash" 
 
#define PARENT_DBG                  "debug"      
#define PARENT_DBG_FIELD_PARSER_LOG "parser_log" 
 
/* SPECIAL KEYBINDS MACROS */
#define PARENT_KEYBINDS           "keybinds" 
#define SPECIAL_KEYBIND_ENTER_STR "Enter"    
#define SPECIAL_KEYBIND_TAB_STR   "Tab"      
#define SPECIAL_KEYBIND_SPACE_STR "Space"    
 
#define PARENT_COLORS "colors" 

string getConfigPath(string fileName)
{
  const char* homeDir = std::getenv("HOME");
  if (!homeDir)
  {
    cerr << "ERROR: HOME environment variable not found." << endl;
    exit(EXIT_FAILURE); 
  }
 
  // Construct the path to the config.toml in $HOME/.config/inLimbo/
  string configFilePath = string(homeDir) + "/.config/inLimbo/" + fileName;
  return configFilePath;
}
 
string getCachePath()
{
  const char* homeDir = std::getenv("HOME");
  if (!homeDir)
  {
    cerr << "ERROR: HOME environment variable not found." << endl;
    exit(EXIT_FAILURE); 
  }
 
  string cacheFilePath = string(homeDir) + "/.cache/inLimbo/";
 
  return cacheFilePath;
}

bool configFileExists(const string& filePath) { return fs::exists(filePath); }

auto loadConfig()
{
  string configFilePath = getConfigPath("config.toml");
 
  if (!configFileExists(configFilePath))
  {
    cerr << "ERROR: config.toml not found in " << configFilePath << endl;
    exit(EXIT_FAILURE); // Exit gracefully if the file is not found
  }
 
  return toml::parse_file(configFilePath);
}

auto config = loadConfig();

string_view parseTOMLField(string parent, string field)
{
  return config[parent][field].value_or(
    ""sv); 
}

int64_t parseTOMLFieldInt(string parent, string field)
{
  return config[parent][field].value_or(
    -1); 
}
 
#endif