#ifndef INVENTORY_LOG_HH_
#define INVENTORY_LOG_HH_
#include "logstream.hh"
#include "cxx-semantics.hh"
#include <memory>

#define LIBINVDB_LOG(lvl, str) Log::instance()(lvl, "[" + \
    std::string(__func__) + " @ " + std::string(__FILE__) + ":" + \
    std::to_string(__LINE__) + "] " + std::string(str))

namespace inventory {

class Log : public semantics::singleton<Log> {
public:
    Log()
    : m_loglevel(Loglevel::WARNING) {}

    void set_stream(std::shared_ptr<Logstream> stream) {
        mp_logstream = stream;
    }

    void set_loglevel(Loglevel lvl) {
        m_loglevel = lvl;
    }

    void operator()(Loglevel lvl, const std::string &msg) {
        if ((int)(lvl) <= (int)(m_loglevel))
            (*mp_logstream)(lvl, msg);
    }

private:
    static std::shared_ptr<Logstream> mp_logstream;

    Loglevel m_loglevel;
};

}

#endif