d3l

type AssurerClient interface {
	SegmentShardRequestSend(ctx context.Context, peerKey ed25519.PublicKey, erasureRoot crypto.Hash, shardIndex uint16, segmentIndexes []uint16) (segmentShards [][]byte, err error)
	GetAllPeers() []*peer.Peer
}

type SegmentsFetcher interface {

	// Fetch fetches enough segment shards from the availability system to reconstructs the requested segments
	// the availability system expects to request the shards by the erasure-root
	// however we request the segments by segment-root,
	// to tackle this problem the SegmentsFetcher keeps internally a dictionary of segment-root to erasure-root mappings
	Fetch(ctx context.Context, segmentRoot crypto.Hash, segmentIndexes ...uint16) ([]work.Segment, error)
}