package utils

import (
	"errors"
	"fmt"
	"os"
)

func GetConfigFile(name string) (*os.File, error) {
	_, err := os.Stat(name)
	if err != nil {
		if errors.Is(err, os.ErrNotExist) {
			//create file
			file, err := os.Create(name)
			if err != nil {
				return nil, fmt.Errorf("fail to create config file: %w", err)
			}
			return file, err
		} else {
			return nil, err
		}
	}
	return os.OpenFile(name, os.O_RDWR, 0644)
}