From 33fcfb452b7340b73a13300e19cfeb83a94406c2 Mon Sep 17 00:00:00 2001
From: Denis Davidyuk <denis_davidyuk@hotmail.com>
Date: Fri, 28 Jul 2023 22:16:39 +0600
Subject: [PATCH 1/2] fix: use `Number` instead of unary plus for BigInt Fixes
 bug in fdf55787dacd87393546299f110facf3947da7ca

---
 src/contract/Contract.ts            | 2 +-
 src/tx/builder/field-types/u-int.ts | 2 +-
 test/integration/contract-aci.ts    | 9 +++++++++
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/contract/Contract.ts b/src/contract/Contract.ts
index bd2748aa97..373a165090 100644
--- a/src/contract/Contract.ts
+++ b/src/contract/Contract.ts
@@ -312,7 +312,7 @@ class Contract<M extends ContractMethodsBase> {
 
     if (fn == null) throw new MissingFunctionNameError();
     if (fn === 'init' && callStatic !== true) throw new InvalidMethodInvocationError('"init" can be called only via dryRun');
-    if (fn !== 'init' && opt.amount != null && +opt.amount > 0 && !fnAci.payable) {
+    if (fn !== 'init' && opt.amount != null && Number(opt.amount) > 0 && !fnAci.payable) {
       throw new NotPayableFunctionError(opt.amount, fn);
     }
 
diff --git a/src/tx/builder/field-types/u-int.ts b/src/tx/builder/field-types/u-int.ts
index 5c10b3e11d..3dbf92054f 100644
--- a/src/tx/builder/field-types/u-int.ts
+++ b/src/tx/builder/field-types/u-int.ts
@@ -5,7 +5,7 @@ import { toBytes } from '../../../utils/bytes';
 
 export default {
   serialize(value: Int): Buffer {
-    if (+value < 0) throw new ArgumentError('value', 'greater or equal to 0', value);
+    if (Number(value) < 0) throw new ArgumentError('value', 'greater or equal to 0', value);
     return toBytes(value, true);
   },
 
diff --git a/test/integration/contract-aci.ts b/test/integration/contract-aci.ts
index 3a90103ade..75f1805da5 100644
--- a/test/integration/contract-aci.ts
+++ b/test/integration/contract-aci.ts
@@ -412,6 +412,15 @@ describe('Contract instance', () => {
     balanceAfter.should.be.equal(`${+contractBalance + 100}`);
   });
 
+  it('pays to payable function using BigInt', async () => {
+    assertNotNull(testContract.$options.address);
+    const contractBalance = await aeSdk.getBalance(testContract.$options.address);
+    // bigint is not assignable to amount
+    await testContract.stringFn('test', { amount: 100n as unknown as string, callStatic: false });
+    const balanceAfter = await aeSdk.getBalance(testContract.$options.address);
+    balanceAfter.should.be.equal(`${+contractBalance + 100}`);
+  });
+
   it('calls on specific account', async () => {
     const onAccount = aeSdk.accounts[aeSdk.addresses()[1]];
     const { result } = await testContract.intFn(123, { onAccount });

From e99d1696fe1702d0d2fdda526098d05b6865049d Mon Sep 17 00:00:00 2001
From: Denis Davidyuk <denis_davidyuk@hotmail.com>
Date: Fri, 28 Jul 2023 22:31:48 +0600
Subject: [PATCH 2/2] chore(release): 13.2.1

---
 docs/CHANGELOG.md | 7 +++++++
 package-lock.json | 4 ++--
 package.json      | 2 +-
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index df115129cf..9490c0a772 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [13.2.1](https://github.com/aeternity/aepp-sdk-js/compare/v13.2.0...v13.2.1) (2023-07-28)
+
+
+### Bug Fixes
+
+* use `Number` instead of unary plus for BigInt ([33fcfb4](https://github.com/aeternity/aepp-sdk-js/commit/33fcfb452b7340b73a13300e19cfeb83a94406c2))
+
 ## [13.2.0](https://github.com/aeternity/aepp-sdk-js/compare/v13.1.0...v13.2.0) (2023-07-28)
 
 
diff --git a/package-lock.json b/package-lock.json
index 702ef52de9..d24651aca9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@aeternity/aepp-sdk",
-  "version": "13.2.0",
+  "version": "13.2.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@aeternity/aepp-sdk",
-      "version": "13.2.0",
+      "version": "13.2.1",
       "license": "ISC",
       "dependencies": {
         "@aeternity/aepp-calldata": "^1.4.0",
diff --git a/package.json b/package.json
index 1f59170031..167192c09d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@aeternity/aepp-sdk",
-  "version": "13.2.0",
+  "version": "13.2.1",
   "description": "SDK for the æternity blockchain",
   "main": "dist/aepp-sdk.js",
   "types": "es/index.d.ts",