Merge pull request #85 from SiaFoundation/add-explorer-tip

Add explorer tip endpoint

api/client.go

@@ -69,9 +69,15 @@ func (c *Client) SyncerBroadcastBlock(b types.Block) (err error) {
 	return
 }
 
+// ConsensusTip returns the current tip of the chain manager.
+func (c *Client) ConsensusTip() (resp types.ChainIndex, err error) {
+	err = c.c.GET("/consensus/tip", &resp)
+	return
+}
+
 // Tip returns the current tip of the explorer.
 func (c *Client) Tip() (resp types.ChainIndex, err error) {
-	err = c.c.GET("/consensus/tip", &resp)
+	err = c.c.GET("/explorer/tip", &resp)
 	return
 }
 

api/server.go

@@ -189,6 +189,14 @@ func (s *server) consensusStateHandler(jc jape.Context) {
 	jc.Encode(s.cm.TipState())
 }
 
+func (s *server) explorerTipHandler(jc jape.Context) {
+	tip, err := s.e.Tip()
+	if jc.Check("failed to get tip", err) != nil {
+		return
+	}
+	jc.Encode(tip)
+}
+
 func (s *server) blocksMetricsHandler(jc jape.Context) {
 	tip, err := s.e.Tip()
 	if jc.Check("failed to get tip", err) != nil {
@@ -467,6 +475,8 @@ func NewServer(e Explorer, cm ChainManager, s Syncer) http.Handler {
 		"GET    /consensus/tip":         srv.consensusTipHandler,
 		"GET    /consensus/tip/:height": srv.consensusTipHeightHandler,
 
+		"GET    /explorer/tip": srv.explorerTipHandler,
+
 		"GET    /blocks/:id": srv.blocksIDHandler,
 
 		"GET    /transactions/:id": srv.transactionsIDHandler,