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fix(node-sdk): inject SDK version at build time and make chains optional #30

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Merged
chaitanyapotti merged 1 commit into from
Jun 17, 2026
Merged

fix(node-sdk): inject SDK version at build time and make chains optional #30

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34 changes: 18 additions & 16 deletions demo/node-app/index.js
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Original file line number Diff line number Diff line change
@@ -1,13 +1,14 @@
const { Web3Auth } = require("@web3auth/node-sdk");
const jwt = require("jsonwebtoken");
const fs = require("fs");
/* eslint-disable n/no-process-exit */
/* eslint-disable no-console */
import fs from "node:fs";

import { Web3Auth } from "@web3auth/node-sdk";
import jwt from "jsonwebtoken";

const web3auth = new Web3Auth({
// defaultChainId: "aptos-devnet",
// defaultChainId: "0x66"
defaultChainId: "0x1",
clientId: "BPi5PB_UiIZ-cPz1GtV5i1I2iOSOHuimiXBI0e-Oe_u6X3oVAbCiAZOTEBtTXw4tsluTITPqA8zMsfxIKMjiqNQ", // Get your Client ID from Web3Auth Dashboard
web3AuthNetwork: "sapphire_mainnet", // Get your Network from Web3Auth Dashboard
defaultChainId: "0x1",
});

const privateKey = fs.readFileSync("privateKey.pem");
Expand All @@ -16,7 +17,7 @@ const sub = Math.random().toString(36).substring(7);

const token = jwt.sign(
{
sub: sub,
sub,
name: "Mohammad Yashovardhan Mishra Jang",
email: "devrel@web3auth.io",
aud: "urn:api-web3auth-io",
Expand All @@ -28,28 +29,29 @@ const token = jwt.sign(
{ algorithm: "RS256", keyid: "2ma4enu1kdvw5bo9xsfpi3gcjzrt6q78yl0h" }
);

const initWeb3Auth = async () => {
const connect = async () => {
await web3auth.init();
};

const connect = async () => {
await initWeb3Auth();
const result = await web3auth.connect({
authConnectionId: "w3a-node-demo", // replace with your verifier name
// userId: sub, // replace with your verifier id's value, for example, sub value of JWT Token, or email address.
authConnectionId: "w3a-node-demo", // replace with your auth connection id from the Web3Auth Dashboard
// userId: sub, // optional: explicit user id, otherwise resolved from the idToken
// userIdField: "sub",
idToken: token, // replace with your newly created unused JWT Token.
});

if (result.chainNamespace === "eip155") {
const address = await result.signer.getAddress();
// result.signer is a viem WalletClient
const address = result.signer.account?.address;
console.log("Address: ", address);
} else if (result.chainNamespace === "solana") {
// result.signer is a @solana/signers TransactionSigner
const publicKey = result.signer.address;
console.log("Public Key: ", publicKey);
} else {
const privateKey = await result.provider.request({ method: "private_key" });
console.log("Private Key: ", privateKey);
const privKey = await result.provider.request({ method: "private_key" });
console.log("Private Key: ", privKey);
}

process.exit(0);
};

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