From 5fafb5b390534474d19f48ab4eac560d716cd45e Mon Sep 17 00:00:00 2001
From: Luis Camargo <luiska1993@gmail.com>
Date: Tue, 3 Oct 2023 18:57:09 -0600
Subject: [PATCH] feat: add buffer to approvals

---
 src/components/transaction-modal/index.tsx                  | 2 +-
 src/views/issuance/components/issue/CollateralApprovals.tsx | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/components/transaction-modal/index.tsx b/src/components/transaction-modal/index.tsx
index 43fb17894..9f7bd0d15 100644
--- a/src/components/transaction-modal/index.tsx
+++ b/src/components/transaction-modal/index.tsx
@@ -33,7 +33,7 @@ const Approval = ({
     address: token,
     abi: ERC20,
     functionName: 'approve',
-    args: [spender, amount],
+    args: [spender, (amount * 120n) / 100n],
   })
 
   const checkingAllowance = !gas.isLoading && !gas.estimateUsd
diff --git a/src/views/issuance/components/issue/CollateralApprovals.tsx b/src/views/issuance/components/issue/CollateralApprovals.tsx
index 6ae3fdc7e..07cf0df6b 100644
--- a/src/views/issuance/components/issue/CollateralApprovals.tsx
+++ b/src/views/issuance/components/issue/CollateralApprovals.tsx
@@ -38,7 +38,11 @@ const CollateralApproval = ({
     functionName: 'approve',
     args: [
       rToken?.main ? rToken.address : RSV_MANAGER,
-      collateral.symbol === 'wcUSDCv3' ? BIGINT_MAX : amount ?? 0n,
+      collateral.symbol === 'wcUSDCv3'
+        ? BIGINT_MAX
+        : amount
+        ? (amount * 120n) / 100n
+        : 0n,
     ],
     enabled: !loading && !!amount && !allowance,
   })