First pass at service workers for auth-next

Author: avolkovi

packages-exp/auth-exp/.eslintrc.js

@@ -17,6 +17,7 @@
 
 module.exports = {
   extends: '../../config/.eslintrc.js',
+  ignorePatterns: ['demo/'],
   parserOptions: {
     project: 'tsconfig.json',
     // to make vscode-eslint work with monorepo

packages-exp/auth-exp/demo/.gitignore

@@ -1,2 +1,5 @@
 src/config.js
-.firebaserc
+.firebaserc
+public/service-worker.*
+public/web-worker.*
+public/index.*

packages-exp/auth-exp/demo/firebase.json

@@ -3,6 +3,12 @@
     "rules": "database.rules.json"
   },
   "hosting": {
-    "public": "public"
+    "public": "public",
+      "rewrites": [
+        {
+          "source": "/checkIfAuthenticated",
+          "function": "checkIfAuthenticated"
+        }
+      ]
   }
 }

packages-exp/auth-exp/demo/functions/index.js

@@ -0,0 +1,45 @@
+/**
+ * @license
+ * Copyright 2018 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Defines the HTTP endpoints hosted via firebase functions which
+ * are used to test service worker functionality for Firebase Auth via demo
+ * app.
+ */
+
+const functions = require('firebase-functions');
+const admin = require('firebase-admin');
+
+admin.initializeApp(functions.config().firebase);
+
+exports.checkIfAuthenticated = functions.https.onRequest((req, res) => {
+  const idToken = req.get('x-id-token');
+  res.setHeader('Content-Type', 'application/json');
+  if (idToken) {
+    admin
+      .auth()
+      .verifyIdToken(idToken)
+      .then(decodedIdToken => {
+        res.status(200).send(JSON.stringify({ uid: decodedIdToken.sub }));
+      })
+      .catch(error => {
+        res.status(400).send(JSON.stringify({ error: error.code }));
+      });
+  } else {
+    res.status(403).send(JSON.stringify({ error: 'Unauthorized access' }));
+  }
+});

packages-exp/auth-exp/demo/functions/package.json

@@ -0,0 +1,19 @@
+{
+  "name": "functions",
+  "description": "Cloud Functions for Firebase",
+  "scripts": {
+    "serve": "firebase serve --only functions",
+    "shell": "firebase experimental:functions:shell",
+    "start": "yarn shell",
+    "deploy": "firebase deploy --only functions",
+    "logs": "firebase functions:log"
+  },
+  "dependencies": {
+    "firebase-admin": "8.11.0",
+    "firebase-functions": "3.6.1"
+  },
+  "private": true,
+  "engines": {
+    "node": "10"
+  }
+}