From 6b91e152975875d51a3376754b5cbbfa10f6c0ea Mon Sep 17 00:00:00 2001
From: Alan Wu <alanwu100@gmail.com>
Date: Wed, 27 Nov 2024 15:18:38 +0700
Subject: [PATCH] feat: dynamically load supported RPCs

---
 bin/app.ts | 29 ++++++++++++++++++++++++-----
 1 file changed, 24 insertions(+), 5 deletions(-)

diff --git a/bin/app.ts b/bin/app.ts
index 4af8448..3a4b726 100644
--- a/bin/app.ts
+++ b/bin/app.ts
@@ -11,6 +11,7 @@ import dotenv from 'dotenv';
 import { STAGE } from '../lib/util/stage';
 import { SERVICE_NAME } from './constants';
 import { APIStack } from './stacks/api-stack';
+import { ChainId, supportedChains } from '../lib/util/chains';
 
 dotenv.config();
 
@@ -118,17 +119,26 @@ export class APIPipeline extends Stack {
         'arn:aws:secretsmanager:us-east-2:644039819003:secret:prod/param-api/rpc-urls-HJyniu',
     });
 
-    // Beta us-east-2
+    const jsonRpcProviders = {} as {[chainKey: string]: string};
+    supportedChains.forEach(
+      (chainId: ChainId) => {
+        const mapKey = `RPC_${chainId}`;
+        jsonRpcProviders[mapKey] = rpcUrls
+          .secretValueFromJson(mapKey)
+          .toString();
+      }
+    );
 
+    // Beta us-east-2
     const betaUsEast2Stage = new APIStage(this, 'beta-us-east-2', {
       env: { account: '801328487475', region: 'us-east-2' },
       provisionedConcurrency: 2,
       internalApiKey: internalApiKey.secretValue.toString(),
       stage: STAGE.BETA,
       envVars: {
+        ...jsonRpcProviders,
         RFQ_WEBHOOK_CONFIG: rfqWebhookConfig.secretValue.toString(),
         ORDER_SERVICE_URL: urlSecrets.secretValueFromJson('GOUDA_SERVICE_BETA').toString(),
-        RPC_42161: rpcUrls.secretValueFromJson('RPC_42161').toString(),
         FILL_LOG_SENDER_ACCOUNT: '321377678687',
         ORDER_LOG_SENDER_ACCOUNT: '321377678687',
         URA_ACCOUNT: '665191769009',
@@ -147,9 +157,9 @@ export class APIPipeline extends Stack {
       internalApiKey: internalApiKey.secretValue.toString(),
       chatbotSNSArn: 'arn:aws:sns:us-east-2:644039819003:SlackChatbotTopic',
       envVars: {
+        ...jsonRpcProviders,
         RFQ_WEBHOOK_CONFIG: rfqWebhookConfig.secretValue.toString(),
         ORDER_SERVICE_URL: urlSecrets.secretValueFromJson('GOUDA_SERVICE_PROD').toString(),
-        RPC_42161: rpcUrls.secretValueFromJson('RPC_42161').toString(),
         FILL_LOG_SENDER_ACCOUNT: '316116520258',
         ORDER_LOG_SENDER_ACCOUNT: '316116520258',
         URA_ACCOUNT: '652077092967',
@@ -251,7 +261,13 @@ envVars['URA_ACCOUNT'] = process.env['URA_ACCOUNT'] || '';
 envVars['BOT_ACCOUNT'] = process.env['BOT_ACCOUNT'] || '';
 envVars['UNISWAP_API'] = process.env['UNISWAP_API'] || '';
 envVars['ORDER_SERVICE_URL'] = process.env['ORDER_SERVICE_URL'] || '';
-envVars['RPC_42161'] = process.env['RPC_42161'] || '';
+const jsonRpcProviders = {} as {[chainKey: string]: string};
+supportedChains.forEach(
+  (chainId: ChainId) => {
+    const mapKey = `RPC_${chainId}`;
+    jsonRpcProviders[mapKey] = process.env[mapKey] || '';
+  }
+);
 
 new APIStack(app, `${SERVICE_NAME}Stack`, {
   env: {
@@ -263,7 +279,10 @@ new APIStack(app, `${SERVICE_NAME}Stack`, {
   throttlingOverride: process.env.THROTTLE_PER_FIVE_MINS,
   chatbotSNSArn: process.env.CHATBOT_SNS_ARN,
   stage: STAGE.LOCAL,
-  envVars,
+  envVars: {
+    ...envVars,
+    ...jsonRpcProviders,
+  },
 });
 
 new APIPipeline(app, `${SERVICE_NAME}PipelineStack`, {