logs.hpp

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#ifndef ADUL_LOGS_HPP
#define ADUL_LOGS_HPP
 
#include <string>
#include <iostream>
#include <vector>
#include <functional>
 
#include "time.hpp"
#include "exceptions.hpp"
 
namespace adul {
 
namespace logs {
class Logger {
    
protected:
    time::Clock clock;
    std::vector<std::reference_wrapper<std::ostream>> streams;
    bool flagReady = false;
    bool flagActive = false;
public:
    
    Logger();
 
    void addStream(std::basic_ostream<char>& p_stream);
    
    void clearStreams();
    
    void start();
    
    void stop();
    
    bool isReady() const;
    
    void activate();
    
    void deactivate();
    
    bool isActive() const;
    
    template<typename T> void push(const T& message) const {
        if(!flagActive) return;
        if(!flagReady) throw exceptions::Message("!Error! Logger is not ready!\n");
        
        for(size_t i = 0; i < streams.size(); i++) {
            if(!streams[i].get().good()) continue;
            adul::time::chrono::steady_clock::duration elapsed = clock.timeElapsed();
            streams[i].get() << "[Time: "<< 
            std::chrono::duration_cast<std::chrono::hours>(elapsed).count() << "h " << 
            std::chrono::duration_cast<std::chrono::minutes>(elapsed).count() % 60 << "m " << 
            std::chrono::duration_cast<std::chrono::seconds>(elapsed).count() % 60 << "s " << 
            std::chrono::duration_cast<std::chrono::milliseconds>(elapsed).count() % 1000 << "ms]-> " 
            << message << '\n';
        }
    }
};
 
}
 
}
 
#endif