package squashfs

import (
	"errors"

	"github.com/CalebQ42/GoSquashfs/internal/directory"
	"github.com/CalebQ42/GoSquashfs/internal/inode"
)

//ProcessInodeRef processes an inode reference and returns two values
//
//The first value is the inode table offset. AKA, it's where the metadata block of the inode STARTS relative to the inode table.
//
//The second value is the offset of the inode, INSIDE of the metadata.
func processInodeRef(inodeRef uint64) (tableOffset uint64, metaOffset uint64) {
	tableOffset = inodeRef >> 16
	metaOffset = inodeRef &^ 0xFFFFFFFF0000
	return
}

func (r *Reader) ReadDirFromInode(i inode.Inode) (*directory.Directory, error) {
	if i.Type == inode.BasicDirectoryType {

	} else if i.Type == inode.ExtDirType {

	} else {
		return nil, errors.New("Not a directory inode")
	}
}