feat(node): add block mining endpoint

Author: tunntun

node/src/app.ts

@@ -8,6 +8,7 @@ import { fetchPeerInfo } from "./gossip/utils/fetchPeerInfo.js";
 import { nodeState } from "./state/nodeState.js";
 import { runGDV } from "./verifier/gdvVerifier.js";
 import { getVerificationResultId } from "./merkle/verificationMerkleTree.js";
+import { minePendingVerificationResults } from "./mining/blockMiner.js";
 
 import type { MessageType, BaseMessage, PayloadByMessageType, NetworkMessageOf, NewPeerPayload, NetworkMessage} from "./types/messages.js";
 import type { ProofRecord } from "./types/proof.js";
@@ -312,4 +313,23 @@ app.get("/mempool", (_req, res) => {
       verifiedAt: result.verifiedAt,
     })),
   });
+});
+
+app.post("/mine-block", async (_req, res) => {
+  const block = await minePendingVerificationResults({
+    blockManager: nodeState.blockManager,
+    mempool: nodeState.verificationMempool,
+    difficulty: 2,
+    maxResultsPerBlock: 10,
+  });
+
+  if (!block) {
+    return res.status(400).json({
+      error: "NO_PENDING_VERIFICATION_RESULTS",
+    });
+  }
+
+  return res.json({
+    block,
+  });
 });

node/src/state/nodeState.ts

@@ -3,14 +3,15 @@ import { MessageStore } from "../gossip/messageStore.js";
 import { ProofManager } from "./proofManager.js";
 import { VerificationManager } from "./verificationManager.js";
 import { VerificationMempool } from "./verificationMempool.js";
-
+import { BlockManager } from "./blockManager.js";
 
 export class NodeState {
   public readonly peers = new PeerManager();
   public readonly messages = new MessageStore();
   public readonly proofs = new ProofManager();
   public readonly verifications = new VerificationManager();
   public readonly verificationMempool = new VerificationMempool();
+  public readonly blockManager = new BlockManager();
 }
 
 export const nodeState = new NodeState();