// Copyright 2025, IPng Networks GmbH, Pim van Pelt <pim@ipng.ch>

package logger

import (
	"fmt"
	"log"
	"path/filepath"
	"runtime"
	
	"govpp-snmp-agentx/config"
)

// logf logs a message with automatic caller information (file:function)
func logf(format string, args ...interface{}) {
	pc, file, _, ok := runtime.Caller(2)
	if !ok {
		log.Printf(format, args...)
		return
	}
	
	fn := runtime.FuncForPC(pc)
	if fn == nil {
		log.Printf(format, args...)
		return
	}
	
	funcName := filepath.Base(fn.Name())
	fileName := filepath.Base(file)
	
	prefix := fmt.Sprintf("%s:%s", fileName, funcName)
	message := fmt.Sprintf(format, args...)
	log.Printf("%s %s", prefix, message)
}

// Printf logs a message with caller information
func Printf(format string, args ...interface{}) {
	logf(format, args...)
}

// Debugf logs a debug message with caller information if global debug is enabled
func Debugf(format string, args ...interface{}) {
	if config.Debug {
		logf(format, args...)
	}
}