// Copyright 2019 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package core

// LogLevel defines a log level
type LogLevel int

// enumerate all LogLevels
const (
	// !nashtsai! following level also match syslog.Priority value
	LOG_DEBUG LogLevel = iota
	LOG_INFO
	LOG_WARNING
	LOG_ERR
	LOG_OFF
	LOG_UNKNOWN
)

// ILogger is a logger interface
type ILogger interface {
	Debug(v ...interface{})
	Debugf(format string, v ...interface{})
	Error(v ...interface{})
	Errorf(format string, v ...interface{})
	Info(v ...interface{})
	Infof(format string, v ...interface{})
	Warn(v ...interface{})
	Warnf(format string, v ...interface{})

	Level() LogLevel
	SetLevel(l LogLevel)

	ShowSQL(show ...bool)
	IsShowSQL() bool
}