logging.h

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#pragma once
 
#include <string>
#include <sstream>
 
namespace audio {
 
enum class LogLevel {
    Off = 0,   
    Error = 1, 
    Warn = 2,  
    Info = 3,  
    Debug = 4, 
};
 
class Logger {
public:
    static void SetLevel(LogLevel level);
 
    static LogLevel GetLevel();
 
    static bool IsEnabled(LogLevel level);
 
    static void Log(LogLevel level, const std::string& message);
};
 
#define AUDIO_LOG(level, stream_expr)                         \
    do {                                                       \
        if (audio::Logger::IsEnabled(level)) {                 \
            std::ostringstream _audio_log_stream;              \
            _audio_log_stream << stream_expr;                  \
            audio::Logger::Log(level, _audio_log_stream.str());\
        }                                                      \
    } while (0)
 
} // namespace audio