2/22/1

functions/.eslintrc.js

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+module.exports = {
+  env: {
+    es6: true,
+    node: true,
+  },
+  parserOptions: {
+    "ecmaVersion": 2018,
+  },
+  extends: [
+    "eslint:recommended",
+    "google",
+  ],
+  rules: {
+    "no-restricted-globals": ["error", "name", "length"],
+    "prefer-arrow-callback": "error",
+    "quotes": ["error", "double", {"allowTemplateLiterals": true}],
+  },
+  overrides: [
+    {
+      files: ["**/*.spec.*"],
+      env: {
+        mocha: true,
+      },
+      rules: {},
+    },
+  ],
+  globals: {},
+};

functions/.gitignore

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+node_modules/

functions/index.js

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+const express = require("express");
+const {RtcTokenBuilder, RtcRole} = require("agora-access-token");
+const functions = require("firebase-functions");
+const admin = require("firebase-admin");
+
+admin.initializeApp();
+
+const app = express();
+
+const port = 8080;
+const appId = "12994c6e707543e68d5638894d04f989";
+const appCertificate = "e21a388f83034a159f2783889a6d7bcf";
+
+app.get("/token", (req, res) => {
+  const channelName = req.query.channelName;
+  if (!channelName) {
+    return res.status(500).json({"error": "channelName is required"});
+  }
+  let uid = req.query.uid;
+  if (!uid) {
+    uid = 0;
+  }
+  let role = RtcRole.SUBSCRIBER;
+  if (req.query.role == "publisher") {
+    role = RtcRole.PUBLISHER;
+  }
+  let expireTime = req.query.expireTime;
+  if (!expireTime || expireTime == "") {
+    expireTime = parseInt(expireTime, 10);
+  }
+  const currentTime = Math.floor(Date.now() / 1000);
+  const privilegeExpireTime = currentTime + expireTime;
+
+  const token = RtcTokenBuilder.buildTokenWithUid(appId, appCertificate, channelName, uid, role, privilegeExpireTime);
+
+  res.json({token});
+});
+
+exports.rtcTokenServer = functions.https.onRequest(app);

functions/package.json

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+{
+  "name": "functions",
+  "description": "Cloud Functions for Firebase",
+  "scripts": {
+    "lint": "eslint .",
+    "serve": "firebase emulators:start --only functions",
+    "shell": "firebase functions:shell",
+    "start": "npm run shell",
+    "deploy": "firebase deploy --only functions",
+    "logs": "firebase functions:log"
+  },
+  "engines": {
+    "node": "18"
+  },
+  "main": "index.js",
+  "dependencies": {
+    "agora-access-token": "^2.0.4",
+    "express": "^4.18.2",
+    "firebase": "^10.6.0",
+    "firebase-admin": "^11.8.0",
+    "firebase-functions": "^4.7.0"
+  },
+  "devDependencies": {
+    "eslint": "^8.15.0",
+    "eslint-config-google": "^0.14.0",
+    "firebase-functions-test": "^3.1.0"
+  },
+  "private": true
+}