Fix compile error

package.json

@@ -2,7 +2,12 @@
     "name": "@klaytn/zkauth-sdk",
     "version": "0.1.0",
     "license": "MIT",
-    "description": "SDK for zkAuth",
+    "description": "SDK for zkAuth wallet",
+    "keywords": [
+        "klaytn",
+        "zkAuth",
+        "zkAuth sdk"
+    ],
     "repository": {
         "type": "git",
         "url": "git+https://github.com/klaytn/zkauth-sdk"
@@ -50,8 +55,8 @@
         "axios": "^1.6.2",
         "base64url": "^3.0.1",
         "buffer": "^6.0.3",
-        "eip-712": "^1.0.0",
         "ethers": "^5.7.0",
+        "ethers-eip712": "^0.2.0",
         "jwt-decode": "^4.0.0",
         "lodash": "^4.17.21"
     },

src/authBuilder.ts

@@ -1,7 +1,7 @@
 import { Buffer } from "buffer";
 
-import { getStructHash, keccak256 } from "eip-712";
 import { Contract, utils } from "ethers";
+import { TypedDataUtils } from "ethers-eip712";
 import { jwtDecode } from "jwt-decode";
 
 import { JwtWithNonce, calcSubHash } from "./jwt";
@@ -240,20 +240,6 @@ const fillInTypeData = (args: typeDataArgs) => {
     return typedData;
 };
 
-export const calcNonce = (args: typeDataArgs) => {
-    const typedData = fillInTypeData(args);
-
-    const domainHash = getStructHash(typedData, "EIP712Domain", typedData.domain);
-    const message = getStructHash(typedData, typedData.primaryType, typedData.message);
-
-    const nonce = utils.concat([Buffer.from("1901", "hex"), domainHash, message]);
-    const nonceA = keccak256(nonce);
-
-    const nonceB = keccak256(Math.random().toString());
-
-    return utils.hexlify(utils.concat([nonceA, nonceB]));
-};
-
 // @Note Crypto.subtle is only available in localhost or secure contexts (HTTPS).
 function getCrypto() {
     try {
@@ -263,6 +249,17 @@ function getCrypto() {
     }
 }
 
+export const calcNonce = (args: typeDataArgs) => {
+    const crypto = getCrypto();
+
+    const typedData = fillInTypeData(args);
+
+    const nonceA = TypedDataUtils.encodeDigest(typedData);
+    const nonceB = utils.keccak256(crypto.getRandomValues(new Uint8Array(32)));
+
+    return utils.hexlify(utils.concat([nonceA, nonceB]));
+};
+
 export async function calcSalt(password: string, salt = "salt", iterations = 1e7) {
     const crypto = getCrypto();
     const textEncoder = new TextEncoder();

tsconfig.json

@@ -2,10 +2,8 @@
     "compilerOptions": {
         "target": "ES2020",
         "module": "nodenext",
-
         "moduleResolution": "nodenext",
         "resolveJsonModule": true,
-        "isolatedModules": true,
         "declaration": true,
         "declarationMap": true,
         "sourceMap": true,

webpack.config.js

@@ -1,19 +1,21 @@
-import { resolve as _resolve } from "path";
+const path = require("path");
 
-export const entry = "./src/index.ts";
-export const module = {
-    rules: [
-        {
-            test: /\.ts$/,
-            use: "ts-loader",
-            exclude: /node_modules/,
-        },
-    ],
-};
-export const resolve = {
-    extensions: [".tsx", ".ts", ".js"],
-};
-export const output = {
-    filename: "zkauth-sdk.bundle.js",
-    path: _resolve(__dirname, "dist"),
+module.exports = {
+    entry: "./src/index.ts",
+    module: {
+        rules: [
+            {
+                test: /\.ts$/,
+                use: "ts-loader",
+                exclude: /node_modules/,
+            },
+        ],
+    },
+    resolve: {
+        extensions: [".tsx", ".ts", ".js"],
+    },
+    output: {
+        filename: "zkauth-sdk.bundle.js",
+        path: path.resolve(__dirname, "dist"),
+    },
 };