logger.go

package devlogger

import (
	"fmt"
	"log"
	"os"
	"time"
)

type Logger struct {
	toFile   bool
	filePath string
	file     *os.File
}

// Constructor
func NewLogger(toFile bool, filePath string) *Logger {
	var file *os.File
	var err error

	if toFile {
		file, err = os.OpenFile(filePath, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
		if err != nil {
			log.Fatalf("Failed to open log file: %v", err)
		}
	}

	return &Logger{
		toFile:   toFile,
		filePath: filePath,
		file:     file,
	}
}

// Helper function
func (l *Logger) log(level, message string) {
	timestamp := time.Now().Format("2006-01-02 15:04:05")
	formatted := fmt.Sprintf("[%s] %s: %s", timestamp, level, message)

	// Print to console
	fmt.Println(formatted)

	// Write to file if enabled
	if l.toFile && l.file != nil {
		_, err := l.file.WriteString(formatted + "\n")
		if err != nil {
			log.Printf("Failed to write log: %v", err)
		}
	}
}

func (l *Logger) Info(msg string)    { l.log("INFO", msg) }
func (l *Logger) Warning(msg string) { l.log("WARNING", msg) }
func (l *Logger) Error(msg string)   { l.log("ERROR", msg) }

func (l *Logger) Close() {
	if l.file != nil {
		l.file.Close()
	}
}