From f14221a3f75ff949639b24d68bf49f0f2d89eeff Mon Sep 17 00:00:00 2001
From: Aman KUmar <amankumar.spj410@gmail.com>
Date: Sun, 26 May 2024 18:39:44 +0530
Subject: [PATCH] added email feature

---
 firebase.json           | 51 ++++++++++++++++++++++++++++++++++-------
 src/index.js            |  2 ++
 src/modules/db.js       |  6 ++++-
 src/modules/sendMail.js | 33 ++++++++++++++++++++++++++
 4 files changed, 83 insertions(+), 9 deletions(-)
 create mode 100644 src/modules/sendMail.js

diff --git a/firebase.json b/firebase.json
index 6415f77..8dc72c6 100644
--- a/firebase.json
+++ b/firebase.json
@@ -1,12 +1,47 @@
 {
-    "database": {
-        "rules": "database.rules.json"
+  "database": {
+    "rules": "database.rules.json"
+  },
+  "hosting": {
+    "public": "public",
+    "ignore": [
+      "firebase.json",
+      "**/.*",
+      "**/node_modules/**",
+      "**/src/**"
+    ],
+    "rewrites": [
+      {
+        "source": "mail",
+        "function": "mail"
+      }
+    ]
+  },
+  "storage": {
+    "rules": "storage.rules"
+  },
+  "functions": [
+    {
+      "source": "functions",
+      "codebase": "default",
+      "ignore": [
+        "node_modules",
+        ".git",
+        "firebase-debug.log",
+        "firebase-debug.*.log"
+      ],
+      "predeploy": [
+        "npm --prefix \"$RESOURCE_DIR\" run lint"
+      ]
+    }
+  ],
+  "emulators": {
+    "functions": {
+      "port": 5001
     },
-    "hosting": {
-        "public": "public",
-        "ignore": ["firebase.json", "**/.*", "**/node_modules/**", "**/src/**"]
+    "ui": {
+      "enabled": true
     },
-    "storage": {
-        "rules": "storage.rules"
-    }
+    "singleProjectMode": true
+  }
 }
diff --git a/src/index.js b/src/index.js
index fbbe260..351e733 100644
--- a/src/index.js
+++ b/src/index.js
@@ -49,6 +49,8 @@ onAuthStateChanged(auth, user => {
         }
     })
     if (user) {
+        window.userDisplayName = user.displayName
+        window.userEmail = user.email
         // User is signed in, see docs for a list of available properties
         // https://firebase.google.com/docs/reference/js/firebase.User
         // console.log(user)
diff --git a/src/modules/db.js b/src/modules/db.js
index b302944..56232ac 100644
--- a/src/modules/db.js
+++ b/src/modules/db.js
@@ -1,4 +1,5 @@
-import { ref, set, update, onValue, get, child, onChildAdded, query, limitToLast, off } from "firebase/database"
+import { child, get, limitToLast, off, onChildAdded, onValue, query, ref, set, update } from "firebase/database"
+import sendMail from "./sendMail.js"
 
 class DBs {
     constructor(db, uid, hid) {
@@ -137,6 +138,8 @@ class DBs {
                     this.cart = { value: 0 }
                     this.writeToPath(`users/${this.uid}/bookingRequests/${this.hallid}/${t}`, clone)
                     clone.uid = this.uid
+                    // send email to admin
+                    sendMail(window.userDisplayName || window.userEmail || "RNSHalls User")
                     this.writeToPath(`admin/bookingRequests/${this.hallid}/${t}`, clone)
                     for (let i = 0; i < this.timeEntry.length; i++) this.timeEntry[i].classList.remove("selected")
                     this.bookingCounter(0)
@@ -499,3 +502,4 @@ class DBs {
 }
 
 export { DBs }
+
diff --git a/src/modules/sendMail.js b/src/modules/sendMail.js
new file mode 100644
index 0000000..d715577
--- /dev/null
+++ b/src/modules/sendMail.js
@@ -0,0 +1,33 @@
+/**
+ *
+ * @param {string?} name user's name
+ * @param {string?} message
+//  * @param {string} email Email address of the Admin
+ */
+function sendMail(name = "RNSHalls User", message = "", email = "amankrokx@gmail.com") {
+    // 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`
+    }
+    fetch("/mail", {
+        method: "POST",
+        headers: {
+            "Content-Type": "application/json",
+        },
+        redirect: "follow",
+        body: JSON.stringify({
+            name,
+            email,
+            message,
+        }),
+    }).then((response) => {
+        if (response.ok) {
+            console.log("Email sent successfully")
+        } else {
+            console.error("Error sending email")
+            alert("Warn: Admin not notified. Please inform them manually if urgent.")
+        }
+    })
+}
+
+export default sendMail