table

type Bucket interface {
	Peers() []node.RemoteNodeData
	Has(n node.RemoteNodeData) bool
	Remove(n node.RemoteNodeData) bool
	MoveToFront(n node.RemoteNodeData)
	PushFront(n node.RemoteNodeData)
	PushBack(n node.RemoteNodeData)
	PopBack() node.RemoteNodeData
	Len() int
	Split(cpl int, target dht.ID) Bucket
	List() *list.List
}

type ChannelOfPeerChannel chan PeerChannel

type NearestPeersReq struct {
	ID       dht.ID
	Count    int
	Callback PeersOpChannel
}

type PeerByIDRequest struct {
	ID       dht.ID
	Callback PeerOpChannel
}

type PeerChannel chan node.RemoteNodeData

type PeerOpChannel chan *PeerOpResult

type PeerOpResult struct {
	Peer node.RemoteNodeData
}

type PeersOpChannel chan *PeersOpResult

type PeersOpResult struct {
	Peers []node.RemoteNodeData
}

type RoutingTable interface {

	// table ops
	Update(p node.RemoteNodeData)      // adds a peer to the table
	Remove(p node.RemoteNodeData)      // remove a peer from the table
	Find(req PeerByIDRequest)          // find a specific peer by dht.ID
	NearestPeer(req PeerByIDRequest)   // nearest peer to a dht.ID
	NearestPeers(req NearestPeersReq)  // ip to n nearest peers to a dht.ID
	ListPeers(callback PeersOpChannel) // list all peers
	Size(callback chan int)            // total # of peers in the table

	// add/remove peers callbacks management - thread safe
	RegisterPeerRemovedCallback(c PeerChannel)   // get called when a  peer is removed
	RegisterPeerAddedCallback(c PeerChannel)     // get called when a peer is added
	UnregisterPeerRemovedCallback(c PeerChannel) // remove addition reg
	UnregisterPeerAddedCallback(c PeerChannel)   // remove removal reg

	Print()
}