log.h

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#ifndef SIRIUS_UTILS_LOG_H_
#define SIRIUS_UTILS_LOG_H_

#include <string>

#ifdef SIRIUS_ENABLE_LOGS

#include <map>
#include <memory>
#include <mutex>

#include <spdlog/spdlog.h>

namespace sirius {
namespace utils {

class LoggerManager {
  public:
    using Logger = spdlog::logger;
    using LoggerSPtr = std::shared_ptr<Logger>;

  public:
    static LoggerManager& Instance();

    void SetLogLevel(spdlog::level::level_enum level);
    Logger* Get(const std::string& channel);

  private:
    LoggerManager() = default;

  private:
    std::mutex loggers_mutex_;
    std::map<std::string, LoggerSPtr> loggers_;
    spdlog::level::level_enum log_level_{spdlog::level::info};
};

}  // namespace utils
}  // namespace sirius

#define LOG_SET_LEVEL_ENUM(lvl_enum) \
    sirius::utils::LoggerManager::Instance().SetLogLevel(lvl_enum)
#define LOG_SET_LEVEL(lvl) LOG_SET_LEVEL_ENUM(spdlog::level::lvl)
#define LOG(channel, level, ...) \
    sirius::utils::LoggerManager::Instance().Get(channel)->level(__VA_ARGS__)

#else

#define LOG_SET_LEVEL_ENUM(lvl_enum)
#define LOG_SET_LEVEL(lvl)
#define LOG(channel, level, ...)

#endif  // SIRIUS_ENABLE_LOGS

namespace sirius {
namespace utils {

void SetVerbosityLevel(const std::string& level);

}  // namespace utils
}  // namespace sirius

#endif  // SIRIUS_UTILS_LOG_H_