fix: import error (#8)

Co-authored-by: Yumin Xia <me@yumin-xia.com>

Author: yancy1012

.gitignore

@@ -36,3 +36,5 @@ yarn-error.log*
 # Misc
 .DS_Store
 *.pem
+
+.idea

packages/sdk/package.json

@@ -83,7 +83,6 @@
     "ethers": "^6.12.1",
     "ffjavascript": "^0.2.63",
     "idb-keyval": "^6.2.1",
-    "js-sha3": "^0.8.0",
     "node-fetch": "^2.7.0",
     "snarkjs": "^0.7.4"
   }

packages/sdk/src/crypto/hash.ts

@@ -1,4 +1,4 @@
-import { keccak256 } from "js-sha3";
+import { keccak256, toUtf8Bytes } from "ethers";
 
 import { poseidon, BigInter } from "@/crypto/babyzk/deps";
 import { Result, Err, Ok, encase } from "@/errors";
@@ -89,7 +89,7 @@ function poseidonBytesX(msg: Uint8Array, frameSize: number): Result<bigint> {
  * @returns a bigint, uint256 hash result.
  */
 export const keccak256Str = (s: string): Result<bigint> => {
-  return Ok(BigInt("0x" + keccak256(s)));
+  return Ok(BigInt(keccak256(toUtf8Bytes(s))));
 };
 
 const bytesBEtoBigInt = (bytes: Uint8Array): bigint => {

packages/sdk/tsup.config.ts

@@ -35,7 +35,7 @@ const COMMON_CONFIG: MandatoryOptions = {
 // ESM config
 const ESM_CONFIG: MandatoryOptions = {
   ...DEFAULT_CONFIG,
-  entry: ["src/**/*.ts", "!src/**/*.test.*", "!src/testutils"], // Include all files but tests, better tree-shaking
+  entry: ["src/index.ts", "!src/**/*.test.*", "!src/testutils"], // Include all files but tests, better tree-shaking
   format: "esm",
   outDir: "dist/esm",
   platform: "browser",