Merge pull request #390 from edum0/staging

fixed issue 222

Author: abhitrueprogrammer

package.json

@@ -10,6 +10,7 @@
     "start": "next start"
   },
   "dependencies": {
+    "@devmehq/email-validator-js": "^2.10.2",
     "@dnd-kit/core": "^6.3.1",
     "@dnd-kit/sortable": "^10.0.0",
     "@dnd-kit/utilities": "^3.2.2",

pnpm-lock.yaml

@@ -1,5 +1,6 @@
 import { NextResponse } from "next/server";
 import { appendEmailToSheet } from "@/lib/services/google-sheets";
+import { verifyEmail } from "@devmehq/email-validator-js";
 
 export async function POST(req: Request) {
   try {
@@ -9,10 +10,25 @@ export async function POST(req: Request) {
       return NextResponse.json({ error: "Email is required" }, { status: 400 });
     }
 
+    const result = await verifyEmail({
+      emailAddress: email,
+      verifyMx: true,
+      verifySmtp: false,
+      timeout: 4000
+    });
+
+    if (!result.validFormat) {
+      return NextResponse.json({ error: "Invalid email format" }, { status: 400 });
+    }
+
+    if (!result.validMx) {
+      return NextResponse.json({ error: "Email domain is invalid" }, { status: 400 });
+    }
+
     await appendEmailToSheet(email);
     return NextResponse.json({ message: "Email added successfully" });
   } catch (error) {
     console.error("Error adding email:", error);
     return NextResponse.json({ error: "Failed to add email" }, { status: 500 });
   }
-}
+} 

src/app/api/subscribe/route.ts

@@ -25,8 +25,8 @@ export default function Footer() {
     }
   }, [theme]);
   const handleSubscribe = async () => {
-    if (!email?.includes("@")) {
-      toast.error("Please Enter A Valid Email.");
+    if (!email.trim()) {
+      toast.error("Please enter your email.");
       return;
     }
 
@@ -35,14 +35,16 @@ export default function Footer() {
         method: "POST",
         headers: { "Content-Type": "application/json" },
         body: JSON.stringify({ email }),
-      }).then((res) => {
-        if (!res.ok) throw new Error("Network response was not ok.");
-        return res.json();
+      })
+      .then(async (res) => {
+        const data = await res.json();
+        if (!res.ok) return Promise.reject(data.error || "Something went wrong.");
+        return data;
       }),
       {
         loading: "Subscribing...",
         success: "You've Successfully Subscribed!",
-        error: "Something went wrong. Try again later.",
+        error: (err: any) => err,
       },
     );