124 lines
2.4 KiB
C++
124 lines
2.4 KiB
C++
#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, const 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, const 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 = "");
|
|
};
|