From e93850484bf2a58adfb86d1c76ce11f931d95f12 Mon Sep 17 00:00:00 2001
From: Bill <bill@dydx.exchange>
Date: Mon, 22 Jan 2024 09:55:26 -0800
Subject: [PATCH] CCTP deposit/withdraw to throw error if nobleClient is not
 initialized (#215)

* CCTP deposit/withdraw to throw error if nobleClient is not initialized

* update error str
---
 src/lib/abacus/dydxChainTransactions.ts                 | 4 ++++
 src/views/forms/AccountManagementForms/DepositForm.tsx  | 4 ++++
 src/views/forms/AccountManagementForms/WithdrawForm.tsx | 4 ++++
 3 files changed, 12 insertions(+)

diff --git a/src/lib/abacus/dydxChainTransactions.ts b/src/lib/abacus/dydxChainTransactions.ts
index 56c4a8c..efe0fb8 100644
--- a/src/lib/abacus/dydxChainTransactions.ts
+++ b/src/lib/abacus/dydxChainTransactions.ts
@@ -56,6 +56,10 @@ class DydxChainTransactions implements AbacusDYDXChainTransactionsProtocol {
     this.store = undefined;
   }
 
+  get isNobleClientConnected(): boolean {
+    return this.nobleClient?.isConnected ?? false;
+  }
+
   setStore(store: RootStore): void {
     this.store = store;
   }
diff --git a/src/views/forms/AccountManagementForms/DepositForm.tsx b/src/views/forms/AccountManagementForms/DepositForm.tsx
index a0235e1..f2074d5 100644
--- a/src/views/forms/AccountManagementForms/DepositForm.tsx
+++ b/src/views/forms/AccountManagementForms/DepositForm.tsx
@@ -235,6 +235,10 @@ export const DepositForm = ({ onDeposit, onError }: DepositFormProps) => {
           throw new Error('Missing request payload');
         }
 
+        if (isCctp && !abacusStateManager.chainTransactions.isNobleClientConnected) {
+          throw new Error('Noble RPC endpoint unaccessible');
+        }
+
         setIsLoading(true);
 
         await validateTokenApproval();
diff --git a/src/views/forms/AccountManagementForms/WithdrawForm.tsx b/src/views/forms/AccountManagementForms/WithdrawForm.tsx
index 5a629ec..fb2410a 100644
--- a/src/views/forms/AccountManagementForms/WithdrawForm.tsx
+++ b/src/views/forms/AccountManagementForms/WithdrawForm.tsx
@@ -148,6 +148,10 @@ export const WithdrawForm = () => {
           throw new Error('Invalid request payload');
         }
 
+        if (isCctp && !abacusStateManager.chainTransactions.isNobleClientConnected) {
+          throw new Error('Noble RPC endpoint unaccessible');
+        }
+
         setIsLoading(true);
         setError(undefined);