use original RPCs setlist (#126)

Author: 0xCardiE

src/app/components/utils.ts

@@ -7,6 +7,7 @@ import {
   http,
 } from 'viem';
 import { gnosis } from 'viem/chains';
+import { getRpcUrlsForChain } from '@/app/wagmi';
 
 // Global state for custom RPC URL
 let globalCustomRpcUrl: string | undefined = undefined;
@@ -297,20 +298,16 @@ export const getGnosisPublicClient = (rpcIndex: number = 0) => {
   // Use global custom RPC URL if set, otherwise fall back to env variable
   const envRpcUrl = process.env.NEXT_PUBLIC_GNOSIS_RPC;
 
-  // Public fallback RPC URLs in order of preference
-  const fallbackRpcs = [
-    'https://rpc.gnosischain.com',
-    'https://gnosis-mainnet.public.blastapi.io',
-    'https://gnosis.drpc.org',
-  ];
+  // Same RPC list as wagmi (single source of truth; no duplicate list here)
+  const fallbackRpcs = getRpcUrlsForChain(gnosis.id)!;
 
-  let rpcUrl;
+  let rpcUrl: string;
   if (rpcIndex === 0) {
     // Primary attempt: use custom/env RPC or first fallback
     rpcUrl = globalCustomRpcUrl || envRpcUrl || fallbackRpcs[0];
   } else {
     // Fallback attempts: use specific fallback RPC
-    rpcUrl = fallbackRpcs[rpcIndex] || fallbackRpcs[fallbackRpcs.length - 1];
+    rpcUrl = fallbackRpcs[rpcIndex] ?? fallbackRpcs[fallbackRpcs.length - 1];
   }
 
   // We are using public RPC for the Gnosis chain unless a custom RPC is set or env variable is set

src/app/wagmi.ts

@@ -209,6 +209,14 @@ const CHAIN_POLLING_INTERVALS: Record<number, number> = {
 
 const DEFAULT_POLLING_INTERVAL = 4_000;
 
+/**
+ * Returns the RPC URL list for a chain (same order as wagmi transport fallbacks).
+ * Use this so Gnosis and other chain RPCs stay in sync with wagmi config.
+ */
+export function getRpcUrlsForChain(chainId: number): readonly [string, string, string] | undefined {
+  return RPC_FALLBACKS[chainId];
+}
+
 /**
  * Returns the appropriate polling interval (ms) for a given chain ID,
  * tuned to block time so we don't spam RPCs on slow chains or lag on fast ones.