@ckb-ccc/core/src/signer/ckb/verifyJoyId.ts

Core of CCC - CKBer's Codebase

import { verifySignature } from "@joyid/ckb";
import { BytesLike } from "../../bytes/index.js";
import { hexFrom } from "../../hex/index.js";

/**
 * @public
 */
export function verifyMessageJoyId(
  message: string | BytesLike,
  signature: string,
  identity: string,
): Promise<boolean> {
  const challenge =
    typeof message === "string" ? message : hexFrom(message).slice(2);
  const { publicKey, keyType } = JSON.parse(identity) as {
    publicKey: string;
    keyType: string;
  };

  // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
  return verifySignature({
    challenge,
    pubkey: publicKey,
    keyType,
    ...JSON.parse(signature),
  });
}