feat: add serializeNep413

near · Oct 6, 2023 · 978a3aa · 978a3aa
1 parent babb301
commit 978a3aa
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Showing 3 changed files with 10 additions and 0 deletions.
diff --git a/packages/core/src/index.ts b/packages/core/src/index.ts
@@ -80,6 +80,7 @@ export {
   isCurrentBrowserSupported,
   verifyFullKeyBelongsToUser,
   verifySignature,
+  serializeNep413,
 } from "./lib/helpers";
 
 export { translate, allowOnlyLanguage } from "./lib/translate/translate";
diff --git a/packages/core/src/lib/helpers/index.ts b/packages/core/src/lib/helpers/index.ts
@@ -2,3 +2,4 @@ export * from "./waitFor";
 export * from "./getActiveAccount";
 export * from "./detect-browser";
 export * from "./verify-signature/verify-signature";
+export * from "./verify-signature/payload";
diff --git a/packages/core/src/lib/helpers/verify-signature/payload.ts b/packages/core/src/lib/helpers/verify-signature/payload.ts
@@ -1,4 +1,5 @@
 import type { SignMessageParams } from "../../wallet";
+import { serialize } from "borsh";
 
 export class Payload {
   tag: number;
@@ -41,3 +42,10 @@ export const payloadSchema = new Map([
     },
   ],
 ]);
+
+export const serializeNep413 = (
+  signMessageParams: SignMessageParams
+): Buffer => {
+  const payload = new Payload({ ...signMessageParams });
+  return Buffer.from(serialize(payloadSchema, payload));
+};