flatfile

type FlatFile interface {
	//append item uint64o flat file, return item index
	Append([]byte) (uint64, error)

	//read item in flatfile with specific index (return from append)
	Read(index uint64) ([]byte, error)

	//read recent data, return data channel, errpr channel, and cancel function
	ReadFromIndex(index uint64) (chan []byte, chan uint64, func())

	//truncate flat file system
	Truncate(lastIndex uint64) error

	//return current size of ff
	Size() uint64

	//Path
	Path() string

	FileSize() uint64
}

type FlatFileManager struct {
	// contains filtered or unexported fields
}

type ReadInfo struct {
	// contains filtered or unexported fields
}