fix: PWA and firebase config

Signed-off-by: Aravind V Nair <[email protected]>

firebase.json

@@ -1,15 +1,34 @@
 {
-  "functions": {
-    "predeploy": [
-      "npm --prefix \"$RESOURCE_DIR\" run lint"
-    ]
-  },
-  "hosting": {
-    "public": "public",
-    "ignore": [
-      "firebase.json",
-      "**/.*",
-      "**/node_modules/**"
-    ]
-  }
+	"hosting": {
+		"public": "public",
+		"rewrites": [
+			{
+				"source": "**",
+				"function": "app"
+			}
+		],
+		"headers": [
+			{
+				"source": "**/*.@(eot|otf|ttf|ttc|woff|woff2|css)",
+				"headers": [
+					{
+						"key": "Access-Control-Allow-Origin",
+						"value": "*"
+					}
+				]
+			},
+			{
+				"source": "**/*.@(js|css|json|jpg|jpeg|gif|png|ico)",
+				"headers": [
+					{
+						"key": "Cache-Control",
+						"value": "max-age=604800"
+					}
+				]
+			}
+		]
+	},
+	"functions": {
+		"predeploy": ["npm --prefix \"$RESOURCE_DIR\" run lint"]
+	}
 }

functions/index.js

@@ -1,8 +1,215 @@
-const functions = require('firebase-functions');
-
-// // Create and Deploy Your First Cloud Functions
-// // https://firebase.google.com/docs/functions/write-firebase-functions
-//
-// exports.helloWorld = functions.https.onRequest((request, response) => {
-//  response.send("Hello from Firebase!");
-// });
+const functions = require("firebase-functions"),
+	express = require("express"),
+	app = express(),
+	bodyParser = require("body-parser"),
+	admin = require("firebase-admin"),
+	cookieParser = require("cookie-parser");
+
+/*=============================================>>>>>
+
+				= init and config =
+
+===============================================>>>>>*/
+
+admin.initializeApp({
+	credential: admin.credential.applicationDefault()
+});
+app.use(bodyParser.json());
+app.use(
+	bodyParser.urlencoded({
+		extended: true
+	})
+);
+app.use(cookieParser());
+app.set("views", "./views");
+app.set("view engine", "ejs");
+var db = admin.firestore();
+
+/*=============================================>>>>>
+
+				= security functions =
+
+===============================================>>>>>*/
+
+function checkCookieMiddleware(req, res, next) {
+	const sessionCookie = req.cookies.__session || "";
+	admin
+		.auth()
+		.verifySessionCookie(sessionCookie, true)
+		.then((decodedClaims) => {
+			req.decodedClaims = decodedClaims;
+			next();
+			return;
+		})
+		.catch((error) => {
+			console.log(error);
+			res.redirect("/login");
+		});
+}
+function setCookie(idToken, res) {
+	const expiresIn = 60 * 60 * 24 * 5 * 1000;
+	admin
+		.auth()
+		.createSessionCookie(idToken, { expiresIn })
+		.then(
+			(sessionCookie) => {
+				const options = {
+					maxAge: expiresIn,
+					httpOnly: true,
+					secure: false //should be true in prod
+				};
+				res.cookie("__session", sessionCookie, options);
+				admin
+					.auth()
+					.verifyIdToken(idToken)
+					.then((decodedClaims) => {
+						res.redirect("/uid");
+						return console.log(decodedClaims);
+					})
+					.catch((error) => {
+						console.log(error);
+					});
+				return;
+			},
+			(error) => {
+				console.log(error);
+				res.status(401).send("UNAUTHORIZED REQUEST!");
+			}
+		)
+		.catch((error) => {
+			console.log(error);
+		});
+}
+
+/*=============================================>>>>>
+
+				= basic routes =
+
+===============================================>>>>>*/
+
+app.get("/", (req, res) => {
+	res.render("index");
+});
+app.get("/offline", (req, res) => {
+	res.render("offline");
+});
+
+/*=============================================>>>>>
+
+				= legal routes =
+
+===============================================>>>>>*/
+
+app.get("/EULA", (req, res) => {
+	res.render("legal/EULA");
+});
+app.get("/disclaimer", (req, res) => {
+	res.render("legal/disclaimer");
+});
+app.get("/privacyPolicy", (req, res) => {
+	res.render("legal/privacyPolicy");
+});
+app.get("/termsConditions", (req, res) => {
+	res.render("legal/termsConditions");
+});
+
+/*=============================================>>>>>
+
+			= authentication routes =
+
+===============================================>>>>>*/
+
+app.get("/login", (req, res) => {
+	if (req.cookies.__session) {
+		res.redirect("/uid");
+	} else {
+		res.render("login");
+	}
+});
+app.get("/sessionLogin", (req, res) => {
+	setCookie(req.query.idToken, res);
+});
+app.get("/signOut", (req, res) => {
+	res.clearCookie("__session");
+	res.redirect("/login");
+});
+app.get("/uid", checkCookieMiddleware, (req, res) => {
+	res.send(req.decodedClaims.uid);
+});
+
+app.post("/onLogin", (req, res) => {
+	admin
+		.auth()
+		.verifyIdToken(req.body.idToken, true)
+		.then((decodedToken) => {
+			admin
+				.auth()
+				.getUser(decodedToken.uid)
+				.then((userRecord) => {
+					console.log(
+						"Successfully fetched user data:",
+						userRecord.toJSON()
+					);
+					if (userRecord.phoneNumber && userRecord.emailVerified) {
+						return res.send({ path: "/dashboard" });
+					} else if (!userRecord.emailVerified) {
+						return res.send({ path: "/emailVerification" });
+					} else {
+						return res.send({ path: "/updateProfile" });
+					}
+				})
+				.catch((error) => {
+					console.log("Error fetching user data:", error);
+					res.send("/login");
+				});
+			return;
+		})
+		.catch((error) => {
+			console.log(error);
+			res.send("/login");
+		});
+});
+app.get("/emailVerification", (req, res) => {
+	res.render("emailVerification");
+});
+app.get("/updateProfile", (req, res) => {
+	res.render("updateProfile");
+});
+app.post("/onUpdateProfile", (req, res) => {
+	admin
+		.auth()
+		.updateUser(req.body.uid, {
+			phoneNumber: "+91" + req.body.phoneNumber,
+			password: req.body.password,
+			displayName: req.body.firstName + " " + req.body.lastName,
+			photoURL: req.body.photoURL
+		})
+		.then((userRecord) => {
+			console.log("Successfully updated user", userRecord.toJSON());
+			return res.redirect("/login");
+		})
+		.catch((error) => {
+			console.log("Error updating user:", error);
+		});
+});
+
+/*=============================================>>>>>
+
+				= errors =
+
+===============================================>>>>>*/
+
+app.use((req, res, next) => {
+	res.status(404).render("errors/404");
+});
+app.use((req, res, next) => {
+	res.status(500).render("errors/500");
+});
+
+/*=============================================>>>>>
+
+				= DO NOT PUT ANYTHING AFTER THIS =
+
+===============================================>>>>>*/
+
+exports.app = functions.https.onRequest(app);

functions/localrun.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+GOOGLE_APPLICATION_CREDENTIALS=./serviceAccountKey.json firebase serve