logger

type Config struct {
	// log level
	LogLevel Level `mapstructure:"log_level"`

	// Enable console logging
	ConsoleLoggingEnabled bool `mapstructure:"console_logging_enabled"`

	// EncodeLogsAsJSON makes the log framework log JSON
	EncodeLogsAsJSON bool `mapstructure:"encode_logs_as_json"`

	// FileLoggingEnabled makes the framework log to a file, the fields below can be skipped if this value is false!
	FileLoggingEnabled bool `mapstructure:"file_logging_enabled"`

	// Filename is the name of the logfile which will be placed inside the directory
	Filename string `mapstructure:"filename"`

	// MaxSize the max size in MB of the logfile before it's rolled
	MaxSize int `mapstructure:"max_size"`

	// MaxBackups the max number of rolled files to keep
	MaxBackups int `mapstructure:"max_backups"`

	// MaxAge the max age in days to keep a logfile
	MaxAge int `mapstructure:"max_age"`
	// contains filtered or unexported fields
}

type Level int8

type Log struct {
	// contains filtered or unexported fields
}

type Logger interface {
	// STD log
	Debug(arguments ...interface{})
	Info(arguments ...interface{})
	Warn(arguments ...interface{})
	Error(arguments ...interface{})
	Fatal(arguments ...interface{})
	Panic(arguments ...interface{})
	Debugf(format string, arguments ...interface{})
	Infof(format string, arguments ...interface{})
	Warnf(format string, arguments ...interface{})
	Errorf(format string, arguments ...interface{})
	Fatalf(format string, arguments ...interface{})
	Panicf(format string, arguments ...interface{})

	// Field logger
	WithField(key string, value interface{}) Logger
	WithFields(fields map[string]interface{}) Logger
	WithError(err error) Logger

	// Set level
	SetLevel(level Level) Logger

	// Caller skip frame count
	Caller(frame int) Logger

	// Trace ID
	TraceID() string

	// context
	WithContext(ctx ...context.Context) context.Context
}