logger_configuration.hpp

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#ifndef LOGGER_CONFIGURATION_HPP_
#define LOGGER_CONFIGURATION_HPP_

#include <string>
#include <memory>

namespace kallisto {
namespace log {

class LoggerConfiguration {
public:
    //TODO Add VERBOSE level
    enum class LogLevel {
        TRACE = 2,
        DEBUG,
        INFO,
        WARNING,
        ERROR,
        NONE
    };

private:
    LogLevel m_log_level;         //Log level

    bool m_log_to_file;            //Signals if log messages should be saved to a file

    std::string m_log_file_folder; //Signals the folder where to save the log files

    LoggerConfiguration(LogLevel level, bool to_file, std::string to_file_folder);

public:
    ~LoggerConfiguration();

    LoggerConfiguration(const LoggerConfiguration& configuration);

    LoggerConfiguration& operator=(const LoggerConfiguration& configuration);

    LoggerConfiguration(LoggerConfiguration&& configuration);

    LoggerConfiguration& operator=(LoggerConfiguration&& configuration);

    LogLevel getLogLevel() const;

    bool getLogToFile() const;

    std::string getFileLogFolder() const;

    class Builder {
    private:
        LogLevel log_level = LogLevel::TRACE; //Log level

        bool log_to_file = false;              //File sink

//TODO Check this!
//#if _LINUX
        std::string log_file_folder = "~/.kallisto/log";  //File sink folder
//#endif

        Builder(Builder const&) = delete;
        Builder(Builder&&) = delete;
        void operator=(Builder const&) = delete;
        void operator=(Builder &&) = delete;

    public:
        Builder();

        ~Builder();

        Builder& withLogLevel(LogLevel level);

        Builder& toFile();

        Builder& toFile(std::string path);

        LoggerConfiguration build();

        LoggerConfiguration buildDefault();
    };

};

} /* namespace log */
} /* namespace kallisto */

#endif /* LOGGER_CONFIGURATION_HPP_ */