Config.hpp

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#ifndef RECAST_CONFIG_H
#define RECAST_CONFIG_H

#include <boost/property_tree/ptree.hpp>

class Config {
public:
    Config(const std::string &filename);

    ~Config();

    Config(const Config &other) = delete;

    boost::property_tree::ptree &tree();

    void save();

    void load();

    static Config *instance();

    template<class T>
    T get(const std::string &key, T defaultVar) {
        try {
            return tree().get<T>(key);
        } catch (std::exception &e) {
            tree().put(key, defaultVar);
            return defaultVar;
        }
    }

    template<class T>
    static T g(const std::string &key, T defaultVar) {
        return instance()->get(key, defaultVar);
    }

private:
    std::string filename;
    boost::property_tree::ptree pt;
};


#endif //RECAST_CONFIG_H