From 4c8a50dd02bea5d0b33a050b6f350404503f0230 Mon Sep 17 00:00:00 2001
From: Max Voloshinskii <me@voloshinskii.ru>
Date: Fri, 8 Mar 2024 21:01:33 +0300
Subject: [PATCH] fix(mobile): toNano fix for jetton transfer (#758)

---
 packages/mobile/src/blockchain/wallet.ts | 7 +++++--
 packages/shared/utils/wallet.ts          | 2 +-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/packages/mobile/src/blockchain/wallet.ts b/packages/mobile/src/blockchain/wallet.ts
index 1d1c046bf..b08c929fb 100644
--- a/packages/mobile/src/blockchain/wallet.ts
+++ b/packages/mobile/src/blockchain/wallet.ts
@@ -25,7 +25,7 @@ import {
 } from '@tonkeeper/core/src/legacy';
 
 import { tk } from '$wallet';
-import { Address, Cell, internal, toNano } from '@ton/core';
+import { Address, Cell, internal } from '@ton/core';
 import {
   emulateWithBattery,
   sendBocWithBattery,
@@ -35,6 +35,7 @@ import { setBalanceForEmulation } from '@tonkeeper/shared/utils/wallet';
 import { WalletNetwork } from '$wallet/WalletTypes';
 import { createTonApiInstance } from '$wallet/utils';
 import { config } from '$config';
+import { toNano } from '$utils';
 
 const TonWeb = require('tonweb');
 
@@ -459,7 +460,9 @@ export class TonWallet {
 
     if (
       !balance ||
-      new BigNumber(Ton.toNano(balance.balance)).lt(new BigNumber(amountNano))
+      new BigNumber(toNano(balance.balance, balance.metadata.decimals ?? 9)).lt(
+        new BigNumber(amountNano),
+      )
     ) {
       throw new Error(t('send_insufficient_funds'));
     }
diff --git a/packages/shared/utils/wallet.ts b/packages/shared/utils/wallet.ts
index 1b9b8362d..257504e30 100644
--- a/packages/shared/utils/wallet.ts
+++ b/packages/shared/utils/wallet.ts
@@ -14,6 +14,6 @@ export async function getWalletSeqno(wallet?: Wallet) {
   }
 }
 
-export function setBalanceForEmulation(balance: bigint) {
+export function setBalanceForEmulation(balance: bigint | number | string) {
   return { balance: Number(balance), address: tk.wallet.address.ton.raw };
 }