feat: Salesforce - add urql/retry-exchange (calcom#24302)

* Add .env variables

* Add `urql/exchange-retry`

* Add retry mechanic to graphql client

* Only add retries if .env variables are set

* Remove console.log

Author: joeauyeung

.env.example

@@ -482,3 +482,7 @@ DATABASE_CHUNK_SIZE=
 # Service Account Encryption Key for encrypting/decrypting service account keys
 # You can use: `openssl rand -base64 24` to generate one
 CALCOM_SERVICE_ACCOUNT_ENCRYPTION_KEY=
+
+SALESFORCE_GRAPHQL_DELAY_MS=500
+SALESFORCE_GRAPHQL_MAX_DELAY_MS=2000
+SALESFORCE_GRAPHQL_MAX_RETRIES=3

packages/app-store/salesforce/lib/graphql/SalesforceGraphQLClient.ts

@@ -1,4 +1,5 @@
 import { Client, cacheExchange, fetchExchange } from "@urql/core";
+import { retryExchange } from "@urql/exchange-retry";
 
 import logger from "@calcom/lib/logger";
 import { safeStringify } from "@calcom/lib/safeStringify";
@@ -17,9 +18,27 @@ export class SalesforceGraphQLClient {
 
   constructor({ accessToken, instanceUrl }: { accessToken: string; instanceUrl: string }) {
     this.accessToken = accessToken;
+
+    const exchanges = [cacheExchange, fetchExchange];
+
+    if (
+      process.env.SALESFORCE_GRAPHQL_DELAY_MS &&
+      process.env.SALESFORCE_GRAPHQL_MAX_DELAY_MS &&
+      process.env.SALESFORCE_GRAPHQL_MAX_RETRIES
+    ) {
+      const retryOptions = {
+        maxRetries: 3,
+        initialDelayMs: Number(process.env.SALESFORCE_GRAPHQL_DELAY_MS),
+        maxDelayMs: Number(process.env.SALESFORCE_GRAPHQL_MAX_DELAY_MS),
+        randomDelay: true,
+        maxNumberAttempts: Number(process.env.SALESFORCE_GRAPHQL_MAX_RETRIES),
+      };
+      exchanges.push(retryExchange(retryOptions));
+    }
+
     this.client = new Client({
       url: `${instanceUrl}/services/data/${this.version}/graphql`,
-      exchanges: [cacheExchange, fetchExchange],
+      exchanges,
       fetchOptions: () => {
         return {
           headers: { authorization: `Bearer ${this.accessToken}` },

packages/app-store/salesforce/package.json

@@ -14,7 +14,8 @@
     "@calcom/prisma": "workspace:*",
     "@jetstreamapp/soql-parser-js": "^6.1.0",
     "@jsforce/jsforce-node": "^3.6.3",
-    "@urql/core": "^5.1.1"
+    "@urql/core": "^5.1.1",
+    "@urql/exchange-retry": "^2.0.0"
   },
   "devDependencies": {
     "@calcom/types": "workspace:*",

turbo.json

@@ -165,6 +165,9 @@
     "RETELL_AI_TEST_CAL_API_KEY",
     "SALESFORCE_CONSUMER_KEY",
     "SALESFORCE_CONSUMER_SECRET",
+    "SALESFORCE_GRAPHQL_DELAY_MS",
+    "SALESFORCE_GRAPHQL_MAX_DELAY_MS",
+    "SALESFORCE_GRAPHQL_MAX_RETRIES",
     "SAML_ADMINS",
     "SAML_CLIENT_SECRET_VERIFIER",
     "SAML_DATABASE_URL",

yarn.lock

@@ -5,6 +5,18 @@ __metadata:
   version: 6
   cacheKey: 8
 
+"@0no-co/graphql.web@npm:^1.0.13":
+  version: 1.2.0
+  resolution: "@0no-co/graphql.web@npm:1.2.0"
+  peerDependencies:
+    graphql: ^14.0.0 || ^15.0.0 || ^16.0.0
+  peerDependenciesMeta:
+    graphql:
+      optional: true
+  checksum: 4d5a54b93e6024b7d476e94b991e4e4ebc4ecb97e4ce886f76889741f5e419b587bedc6a00488753069534d8ae3e4de2e901ad58506ba2f74eeb8642edccc4ca
+  languageName: node
+  linkType: hard
+
 "@0no-co/graphql.web@npm:^1.0.5":
   version: 1.1.2
   resolution: "@0no-co/graphql.web@npm:1.1.2"
@@ -3946,6 +3958,7 @@ __metadata:
     "@jsforce/jsforce-node": ^3.6.3
     "@parcel/watcher": ^2.5.1
     "@urql/core": ^5.1.1
+    "@urql/exchange-retry": ^2.0.0
     graphql-config: ^5.1.3
     graphql-introspection-json-to-sdl: ^1.0.3
   languageName: unknown
@@ -19345,6 +19358,28 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@urql/core@npm:^6.0.0":
+  version: 6.0.1
+  resolution: "@urql/core@npm:6.0.1"
+  dependencies:
+    "@0no-co/graphql.web": ^1.0.13
+    wonka: ^6.3.2
+  checksum: 6cedd18dc9f386d361991c6cbde61dc45c1cac9dfa9db60274fdd9acec91185d176a5c63bb39593152490f539441e226db32bdf88cfba0af4488d90399e58482
+  languageName: node
+  linkType: hard
+
+"@urql/exchange-retry@npm:^2.0.0":
+  version: 2.0.0
+  resolution: "@urql/exchange-retry@npm:2.0.0"
+  dependencies:
+    "@urql/core": ^6.0.0
+    wonka: ^6.3.2
+  peerDependencies:
+    "@urql/core": ^6.0.0
+  checksum: a75b4bfa4cdf55f202d6e35201b2a8c3219e9d5d4660b43bc29bfecc373266f1bdd6adf1efd39566a8a3e6bdf1e8e506c17a7a598b6d4205cb5ab2d79c95ab21
+  languageName: node
+  linkType: hard
+
 "@vercel/edge-config@npm:^0.1.1":
   version: 0.1.1
   resolution: "@vercel/edge-config@npm:0.1.1"