From fe1fdd1f212d1783d25ed406d2162aa13d9440fe Mon Sep 17 00:00:00 2001
From: Christophe <contact@christophedeveaux.com>
Date: Wed, 23 Oct 2024 12:43:21 +0000
Subject: [PATCH] Bump arbitrum sdk

---
 src/package.json      |  2 +-
 src/utils/decimals.ts | 55 ++++++++++++++-----------------------------
 yarn.lock             |  8 +++----
 3 files changed, 23 insertions(+), 42 deletions(-)

diff --git a/src/package.json b/src/package.json
index 3c64c48a..6a277446 100644
--- a/src/package.json
+++ b/src/package.json
@@ -51,7 +51,7 @@
     "viem": "^1.20.0"
   },
   "dependencies": {
-    "@arbitrum/sdk": "^4.0.0",
+    "@arbitrum/sdk": "^4.0.2-beta.0",
     "@arbitrum/token-bridge-contracts": "^1.2.2",
     "@offchainlabs/fund-distribution-contracts": "^1.0.1",
     "@safe-global/protocol-kit": "^4.0.2",
diff --git a/src/utils/decimals.ts b/src/utils/decimals.ts
index fc10fb12..894afb95 100644
--- a/src/utils/decimals.ts
+++ b/src/utils/decimals.ts
@@ -1,5 +1,8 @@
-import { Address, Chain, PublicClient, Transport, zeroAddress } from 'viem';
-import { fetchDecimals } from './erc20';
+import { Address, Chain, PublicClient, Transport } from 'viem';
+import utils from '@arbitrum/sdk/dist/lib/utils/lib';
+import { publicClientToProvider } from '../ethers-compat/publicClientToProvider';
+import { ArbitrumNetwork } from '@arbitrum/sdk';
+import { BigNumber } from 'ethers';
 
 export async function getNativeTokenDecimals<TChain extends Chain | undefined>({
   publicClient,
@@ -8,15 +11,13 @@ export async function getNativeTokenDecimals<TChain extends Chain | undefined>({
   publicClient: PublicClient<Transport, TChain>;
   nativeTokenAddress: Address;
 }) {
-  if (!nativeTokenAddress || nativeTokenAddress === zeroAddress) {
-    return 18;
-  }
-
-  try {
-    return await fetchDecimals({ address: nativeTokenAddress, publicClient });
-  } catch {
-    return 0;
-  }
+  const result = await utils.getNativeTokenDecimals({
+    childNetwork: {
+      nativeToken: nativeTokenAddress,
+    } as ArbitrumNetwork,
+    parentProvider: publicClientToProvider(publicClient),
+  });
+  return BigInt(result.toString());
 }
 
 export function scaleToNativeTokenDecimals({
@@ -26,25 +27,9 @@ export function scaleToNativeTokenDecimals({
   amount: bigint;
   decimals: number;
 }) {
-  // do nothing for 18 decimals
-  if (decimals === 18) {
-    return amount;
-  }
-
-  const decimalsBigInt = BigInt(decimals);
-  if (decimals < 18) {
-    const divisor = 10n ** (18n - decimalsBigInt);
-    const scaledAmount = amount / divisor;
-    // round up if necessary
-    if (scaledAmount * divisor < amount) {
-      return scaledAmount + 1n;
-    }
-
-    return scaledAmount;
-  }
-
-  // decimals > 18
-  return amount * 10n ** (decimalsBigInt - 18n);
+  const amountBigNumber = BigNumber.from(amount);
+  const result = utils.scaleToNativeTokenDecimals({ amount: amountBigNumber, decimals });
+  return BigInt(result.toString());
 }
 
 export function nativeTokenDecimalsTo18Decimals({
@@ -54,11 +39,7 @@ export function nativeTokenDecimalsTo18Decimals({
   amount: bigint;
   decimals: number;
 }) {
-  if (decimals < 18) {
-    return amount * 10n ** BigInt(18 - decimals);
-  } else if (decimals > 18) {
-    return amount / 10n ** BigInt(decimals - 18);
-  }
-
-  return amount;
+  const amountBigNumber = BigNumber.from(amount);
+  const result = utils.nativeTokenDecimalsTo18Decimals({ amount: amountBigNumber, decimals });
+  return BigInt(result.toString());
 }
diff --git a/yarn.lock b/yarn.lock
index 20c775ca..77b52ca1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -22,10 +22,10 @@
     "@openzeppelin/contracts-upgradeable" "4.5.2"
     patch-package "^6.4.7"
 
-"@arbitrum/sdk@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@arbitrum/sdk/-/sdk-4.0.0.tgz#8eb2deed1a438250acb4084a4bb8fc7eae7659b6"
-  integrity sha512-wNZFRs4yYxd6Pyc6xEjksp3C59PikmmVPIw49ceMoLY5D0e6xJt2nuA7jjsemDgRe7q6EvLFvHAY2At6XUWrkg==
+"@arbitrum/sdk@^4.0.2-beta.0":
+  version "4.0.2-beta.0"
+  resolved "https://registry.yarnpkg.com/@arbitrum/sdk/-/sdk-4.0.2-beta.0.tgz#864e38797d9f25e0b0d6a5f0147d60bd5b5db3b6"
+  integrity sha512-Q22DqEYzlkspvx6h9LUgTFgpUr9PNtPiyp4hTaODOdNl+cbpVAz6G9x04iMAnNia9sP0KffhDD5WxS4CzFrFFw==
   dependencies:
     "@ethersproject/address" "^5.0.8"
     "@ethersproject/bignumber" "^5.1.1"