fileutil

func AddPathSepIfNeed(path string) (newPath string)

func CreateDirRecursive(filePath string) error

func FileNameToJpgFileName(onlyFilename string) string

func GetFilenameOnly(fullfilename string) string

func IsFile(f string) (isFile bool, err error)

func IsFileExist(f string) bool

func IsFileNotExist(f string) bool

func IsImage(filename string) bool

func IsMediaFile(filename string) bool

func IsVideo(filename string) bool

func ReadFromFile(filename string) (error, []byte)

func WriteToFile(filename string, content []byte, truncateIfExist bool) error