added email feature updated sw.js

functions/index.js

@@ -7,7 +7,8 @@ dotenv.config()
 const transporter = nodemailer.createTransport({
     service: "gmail",
     auth: {
-        // credentials from firebase
+        // credentials for email sending
+        // configure gmail or use SMTP for other services
         user: process.env.EMAIL,
         pass: process.env.PASSWORD,
     },
@@ -33,7 +34,8 @@ exports.mail = onRequest(
         if (request.method !== "POST") {
             response.status(405).send("Method not allowed")
         }
-        const { name, email, message } = request.body
+        // default values for email of Admin used if not provided
+        const { name, email = process.env.ADMIN_EMAIL || "[email protected]", message } = request.body
 
         // validate request
         if (!name || !email || !message) {
@@ -47,7 +49,7 @@ exports.mail = onRequest(
         }
 
         const mailOptions = {
-            from: process.env.EMAIL,
+            from: process.env.EMAIL_FROM || process.env.EMAIL,
             to: email,
             subject: `New Hall Booking request for RNS Halls by ${name}`,
             text: message,

public/sw.js

@@ -1,6 +1,7 @@
 // version development 1.1.0
 // halls selection now available ! !
 // added email sending feature
+// added email to requestee feature
 self.addEventListener("install", function (e) {
     e.waitUntil(
         caches.open("rnsHalls").then(function (cache) {

src/modules/db.js

@@ -324,6 +324,11 @@ class DBs {
         }
     }
 
+    async getUser(uid) {
+        const data = await get(ref(this.db, `users/${uid}/profile`))
+        return data.val()
+    }
+
     enableAdminFeatures() {
         // Enable notifications and booking requests
         const q = query(ref(this.db, `notifications/`), limitToLast(15))
@@ -384,6 +389,7 @@ class DBs {
                             if (success) {
                                 document.querySelector(`#brq-${snapshot.key}`).remove()
                                 toast(`Booking ${data.key} Accepted !`)
+                                this.getUser(data.uid) .then(({ email, displayName }) => sendMail(displayName, `Your Booking Request for RNS Halls has been Approved !`, email))
                             } else toast("Some Error Occured !")
                         })
                     }

src/modules/sendMail.js

@@ -2,9 +2,9 @@
  *
  * @param {string?} name user's name
  * @param {string?} message
-//  * @param {string} email Email address of the Admin
+//  * @param {string?} email Email address of the Admin
  */
-function sendMail(name = "RNSHalls User", message = "", email = "[email protected]") {
+function sendMail(name = "RNSHalls User", message = "", email) {
     // send email
     if (message === "") {
         message = `${new Date()}\nNew Hall Booking request for RNS Halls by ${name}\nVisit at https://rnshalls.web.app  or  https://halls.rnsit.ac.in\n\n RNS Halls`
@@ -17,7 +17,7 @@ function sendMail(name = "RNSHalls User", message = "", email = "amankrokx@gmail
         redirect: "follow",
         body: JSON.stringify({
             name,
-            email,
+            email: email || undefined,
             message,
         }),
     }).then((response) => {