ilogger.h

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/*
 * Copyright 2021 Ingemar Hedvall
 * SPDX-License-Identifier: MIT
 */
#pragma once
#include <array>
#include <atomic>
#include <string>
 
#include "logmessage.h"
 
namespace util::log {

enum class LogType {
  LogNothing = 0,  
  LogToConsole,    
  LogToFile,       
  LogToListen,     
  LogToSyslog,     
  LogToList        
};

class ILogger {
 public:
  virtual ~ILogger() = default;  
  virtual void AddLogMessage(
      const LogMessage &message) = 0;  
  virtual void Stop();                 

  void EnableSeverityLevel(LogSeverity severity, bool enable);

  [[nodiscard]] bool IsSeverityLevelEnabled(LogSeverity severity) const;

  void ShowLocation(bool show) { show_location_ = show; }

  [[nodiscard]] bool ShowLocation() const { return show_location_; }
 
  [[nodiscard]] virtual bool HasLogFile()
      const;  
  [[nodiscard]] virtual std::string Filename()
      const;  
 protected:
  ILogger() = default;  
 private:
  std::array<std::atomic<bool>, 9> severity_filter_ = {
      true, true, true, true, true, true, true, true, true};
  std::atomic<bool> show_location_ = true;
};
 
}  // namespace util::log