From 273f2981f2d31bae8262272e63a25561dd7493cf Mon Sep 17 00:00:00 2001
From: Noah Litvin <335975+noahlitvin@users.noreply.github.com>
Date: Tue, 21 Jan 2025 11:47:18 -0500
Subject: [PATCH] base support

---
 packages/api/src/helpers.ts | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/packages/api/src/helpers.ts b/packages/api/src/helpers.ts
index 33d52835..aab0820d 100644
--- a/packages/api/src/helpers.ts
+++ b/packages/api/src/helpers.ts
@@ -7,7 +7,7 @@ import {
   webSocket,
   type Transport,
 } from "viem";
-import { mainnet, sepolia, cannon } from "viem/chains";
+import { mainnet, sepolia, cannon, base } from "viem/chains";
 import { TOKEN_PRECISION } from "./constants";
 import { epochRepository } from "./db";
 import { Deployment } from "./interfaces";
@@ -58,6 +58,16 @@ export const mainnetPublicClient = createPublicClient({
   },
 });
 
+export const basePublicClient = createPublicClient({
+  chain: base,
+  transport: process.env.INFURA_API_KEY
+    ? createInfuraWebSocketTransport("base-mainnet")
+    : http(),
+  batch: {
+    multicall: true,
+  },
+});
+
 export const sepoliaPublicClient = createPublicClient({
   chain: sepolia,
   transport: process.env.INFURA_API_KEY
@@ -90,6 +100,9 @@ export function getProviderForChain(chainId: number): PublicClient {
     case 13370:
       newClient = cannonPublicClient;
       break;
+    case 8453:
+      newClient = basePublicClient;
+      break;
     default:
       throw new Error(`Unsupported chain ID: ${chainId}`);
   }