setting up twilio function and now going to test

packages/core/src/functions/response/TwilioAccessToken.response.ts

@@ -0,0 +1,3 @@
+export default class TwilioAccessToken {
+  constructor(public token: string) {}
+}

packages/desktop/src/firebase/config/firebase.prod.config.json

@@ -0,0 +1 @@
+{}

packages/firebase/functions/package.json

@@ -16,17 +16,18 @@
   "main": "lib/index.js",
   "dependencies": {
     "firebase-admin": "^9.8.0",
-    "firebase-functions": "^3.14.1"
+    "firebase-functions": "^3.14.1",
+    "twilio": "^3.77.2"
   },
   "devDependencies": {
+    "@nirvana/core": "*",
     "@typescript-eslint/eslint-plugin": "^3.9.1",
     "@typescript-eslint/parser": "^3.8.0",
     "eslint": "^7.6.0",
     "eslint-config-google": "^0.14.0",
     "eslint-plugin-import": "^2.22.0",
     "firebase-functions-test": "^0.2.0",
-    "typescript": "^3.8.0",
-    "@nirvana/core": "*"
+    "typescript": "^3.8.0"
   },
   "private": true
 }

packages/firebase/functions/src/index.ts

@@ -1,10 +1,48 @@
 import * as functions from 'firebase-functions';
+import * as twilio from 'twilio';
 
+import TwilioAccessToken from '../../../core/src/functions/response/TwilioAccessToken.response';
+
+const AccessToken = twilio.jwt.AccessToken;
 // // Start writing Firebase Functions
 // // https://firebase.google.com/docs/functions/typescript
 //
 
+const VideoGrant = AccessToken.VideoGrant;
+
 export const helloWorld = functions.https.onRequest((request, response) => {
   functions.logger.info('Hello logs!', { structuredData: true });
   response.send('Hello from Firebase!');
 });
+
+export const getStreamToken = functions.https.onCall((data, context) => {
+  // Used when generating any kind of tokens
+  // To set up environmental variables, see http://twil.io/secure
+  const twilioAccountSid = process.env.TWILIO_ACCOUNT_SID;
+  const twilioApiKey = process.env.TWILIO_API_KEY;
+  const twilioApiSecret = process.env.TWILIO_API_SECRET;
+
+  if (!twilioAccountSid || !twilioApiKey || !twilioApiSecret) {
+    functions.logger.error('no twilio access tokens!!!');
+
+    return;
+  }
+
+  const identity = 'user';
+
+  // Create Video Grant
+  const videoGrant = new VideoGrant();
+
+  // Create an access token which we will sign and return to the client,
+  // containing the grant we just created
+  const token = new AccessToken(twilioAccountSid, twilioApiKey, twilioApiSecret, {
+    identity: identity,
+  });
+
+  token.addGrant(videoGrant);
+
+  functions.logger.info(`${context.auth?.uid} user granted a stream access token`);
+
+  // Serialize the token to a JWT string
+  return new TwilioAccessToken(token.toJwt());
+});