package btrfsitem

import (
	"lukeshu.com/btrfs-tools/pkg/util"
)

type BlockGroupFlags uint64

const (
	BLOCK_GROUP_DATA = BlockGroupFlags(1 << iota)
	BLOCK_GROUP_SYSTEM
	BLOCK_GROUP_METADATA
	BLOCK_GROUP_RAID0
	BLOCK_GROUP_RAID1
	BLOCK_GROUP_DUP
	BLOCK_GROUP_RAID10
	BLOCK_GROUP_RAID5
	BLOCK_GROUP_RAID6
	BLOCK_GROUP_RAID1C3
	BLOCK_GROUP_RAID1C4
)

var blockGroupFlagNames = []string{
	"DATA",
	"SYSTEM",
	"METADATA",
	"RAID0",
	"RAID1",
	"DUP",
	"RAID10",
	"RAID5",
	"RAID6",
	"RAID1C3",
	"RAID1C4",
}

func (f BlockGroupFlags) Has(req BlockGroupFlags) bool { return f&req == req }
func (f BlockGroupFlags) String() string               { return util.BitfieldString(f, blockGroupFlagNames) }