#pragma once
#include <nlohmann/json.hpp>
#include <filesystem>
#include <fstream>

namespace fs = std::filesystem;

static inline nlohmann::json JSONOpenOrCreate(const std::string& path) {
  auto fileExists = fs::exists(path);
  
  if (fileExists) {
    auto file = std::fstream(path, std::fstream::in | std::fstream::out);
    auto json = nlohmann::json::parse(file);
    file.close();
    return json;
  } else {
    auto file = std::fstream(path, std::fstream::in | std::fstream::out | std::fstream::trunc);
    nlohmann::json json;
    json["audio"]["volume"] = 0.5;
    json["cpu"]["type"] = std::string("interpreter");

    file << json;
    file.close();

    return json;
  }
}

template <typename T>
static inline void JSONSetField(nlohmann::json& json, const std::string& field1, const std::string& field2, const T& value) {
  json[field1][field2] = value;
}

template <typename T>
static inline const T& JSONGetField(nlohmann::json& json, const std::string& field1, const std::string& field2) {
  return json[field1][field2];
}