WIP

identitychain/identityblock.go

@@ -30,6 +30,11 @@ func (b *IdentityBlock) Serialize() []byte {
 	return result.Bytes()
 }
 
+//Get Identities
+func (b *IdentityBlock) GetIdentities() []*waitnode.WaitNode {
+	return b.Identities
+}
+
 // DeserializeBlock deserializes a block
 func DeserializeBlock(d []byte) *IdentityBlock {
 	var block IdentityBlock

identitychain/identitychain.go

@@ -16,20 +16,50 @@ var identityPerBlock = 100000
 
 // IdentityChain (Blockchain) keeps Identities per epoch, currently centralized!
 type IdentityChain struct {
-	Identities        []*IdentityBlock
-	PendingIdentities []*waitnode.WaitNode
-	log               log.Logger
-	Peer              p2p.Peer
+	Identities            []*IdentityBlock
+	PendingIdentities     []*waitnode.WaitNode
+	log                   log.Logger
+	Peer                  p2p.Peer
+	SelectedIdentitites   []*waitnode.WaitNode
+	EpochNum              int
+	PeerToShardMap        map[p2p.Peer]int
+	ShardLeaderMap        map[int]p2p.Peer
+	PubKey                string
+	CurrentEpochStartTime int64
+	NumberOfShards        int
+	NumberOfNodesInShard  int
+}
+
+func seekRandomNumber(EpochNum int, SelectedIdentitites []*waitnode.WaitNode) int {
+	return 10
 }
 
 //GlobalBlockchainConfig stores global level blockchain configurations.
 type GlobalBlockchainConfig struct {
-	NumberOfShards int
-	EpochTimeSecs  int16
+	NumberOfShards  int
+	EpochTimeSecs   int16
+	MaxNodesInShard int
+}
+
+//Shard
+func (IDC *IdentityChain) Shard() {
+	num := seekRandomNumber(IDC.EpochNum, IDC.SelectedIdentitites)
+	fmt.Println(num)
+}
+
+// SelectIds
+func (IDC *IdentityChain) SelectIds() {
+	selectNumber := IDC.NumberOfNodesInShard - len(IDC.Identities)
+	IB := IDC.GetLatestBlock()
+	currentIDS := IB.GetIdentities()
+	pending := IDC.PendingIdentities[:selectNumber]
+	IDC.SelectedIdentitites = append(currentIDS, pending...)
+	IDC.PendingIdentities = []*waitnode.WaitNode{}
 }
 
-func (IDC *IdentityChain) shard() {
-	return
+//Checks how many new shards we need. Currently we say 0.
+func needNewShards() int {
+	return 0
 }
 
 // GetLatestBlock gests the latest block at the end of the chain