CheatMenuSA/src/json.h

#pragma once
#include "../depend/json.hpp"

/*
    Wrapper class for nlohmann::json
    Contains helper methods
*/
class CJson
{
private:
    std::string m_FilePath;

public:
    nlohmann::json m_Data;

    /*
        Returns a value from json structure hierarchy using '.'
        Example: "Menu.Window.X"
    */
    // specialize since typeid(std::string) doesn't work

    template <typename T> T GetValue(std::string &&key, T &&defaultVal)
    {
        try
        {
            std::stringstream ss(key);
            std::string line;

            nlohmann::json *json = &m_Data;

            while (getline(ss, line, '.'))
            {
                json = &((*json)[line]);
            }

            // json library bugs with bool, using int instead
            if (typeid(T) == typeid(bool))
            {
                return ((json->get<int>() == 1) ? true : false);
            }
            return json->get<T>();
        }
        catch (...)
        {
            return defaultVal;
        }
    }

    template <> std::string GetValue(std::string &&key, std::string &&defaultVal)
    {
        try
        {
            std::stringstream ss(key);
            std::string line;

            nlohmann::json *json = &m_Data;

            while (getline(ss, line, '.'))
            {
                json = &((*json)[line]);
            }

            return json->get<std::string>();
        }
        catch (...)
        {
            return defaultVal;
        }
    }

    /*
        Allows to save values in json hierarchy using '.'
        Example: "Menu.Window.X"
    */
    template <typename T> void SetValue(std::string &&key, T &val)
    {
        std::stringstream ss(key);
        std::string line;

        nlohmann::json *json = &m_Data;

        while (getline(ss, line, '.'))
        {
            json = &((*json)[line]);
        }

        // json library bugs with bool, using int instead
        if (typeid(T) == typeid(bool))
        {
            *json = (val ? 1 : 0);
        }
        else
        {
            *json = val;
        }
    }

    template <> void SetValue(std::string &&key, std::string &val)
    {
        std::stringstream ss(key);
        std::string line;

        nlohmann::json *json = &m_Data;

        while (getline(ss, line, '.'))
        {
            json = &((*json)[line]);
        }

        *json = val;
    }

    /*
        Saves json data to disk
    */
    void WriteToDisk();
    CJson(const char *text = "");
};