add testnet-minter route

src/init.js

@@ -12,6 +12,11 @@ const providers = {
     process.env.ALCHEMY_APIKEY
   ),
 };
+try {
+  providers["base-sepolia"] = new ethers.providers.JsonRpcProvider(
+    process.env.BASE_SEPOLIA_RPC_URL
+  );
+} catch (err) {}
 const signer = new ethers.Wallet(process.env.PRIVATE_KEY, providers.optimism);
 const thisAddress = signer.address;
 

src/routes/testnet-minter.js

@@ -0,0 +1,8 @@
+import express from "express";
+import { setKycSbt } from "../services/testnet-minter.js";
+
+const router = express.Router();
+
+router.post("/kyc", setKycSbt);
+
+export default router;

src/server.js

@@ -7,6 +7,7 @@ import snapshotStrategies from "./routes/snapshot-strategies.js";
 import metrics from "./routes/metrics.js";
 import sbtAttestation from "./routes/sbt-attestation.js";
 import sbts from "./routes/sbts.js";
+import testnetMinter from "./routes/testnet-minter.js";
 
 // ----------------------------
 // Setup express app
@@ -29,6 +30,7 @@ app.use("/snapshot-strategies", snapshotStrategies);
 app.use("/metrics", metrics);
 app.use("/attestation", sbtAttestation);
 app.use("/sbts", sbts);
+app.use("/testnet-minter", testnetMinter);
 
 app.get("/", (req, res) => {
   console.log(`${new Date().toISOString()} GET /`);

src/services/testnet-minter.js

@@ -0,0 +1,41 @@
+import { randomBytes } from "crypto";
+import { ethers } from "ethers";
+import { v3KYCSybilResistanceCircuitId } from "../constants/misc.js";
+import { providers } from "../init.js";
+
+export async function setKycSbt(req, res) {
+  try {
+    const testnetMinterWallet = new ethers.Wallet(
+      process.env.TESTNET_MINTER_PRIVATE_KEY,
+      providers["base-sepolia"]
+    );
+
+    const { circuitId, sbtReceiver, expiration, nullifier, publicValues } = req.body;
+
+    const abi = [
+      "function setSBT(bytes32 circuitId, address sbtReceiver, uint expiration, uint nullifier, uint[] calldata publicValues)",
+    ];
+    const address = "0x98221c937C51f5bBe615CB104435395c93b1AD8D";
+    const contract = new ethers.Contract(address, abi, testnetMinterWallet);
+
+    const tx = await contract.setSBT(
+      // circuitId,
+      // sbtReceiver,
+      // expiration,
+      // nullifier,
+      // publicValues
+      v3KYCSybilResistanceCircuitId,
+      sbtReceiver,
+      ethers.constants.MaxUint256,
+      ethers.BigNumber.from("0x" + randomBytes(31).toString("hex")),
+      []
+    );
+
+    await tx.wait();
+
+    return res.status(200).json({ TransactionHash: tx.hash });
+  } catch (err) {
+    console.log(err);
+    return res.status(500).json({ error: "An unexpected error occured" });
+  }
+}