refactor(email): improve code formatting and error handling in email route

app/api/email/route.tsx

@@ -1,4 +1,4 @@
-import { type NextRequest, NextResponse } from "next/server";
+import {type NextRequest, NextResponse} from "next/server";
 import nodemailer from "nodemailer";
 import SMTPTransport from "nodemailer/lib/smtp-transport";
 import Mail from "nodemailer/lib/mailer";
@@ -7,63 +7,63 @@ import dotenv from "dotenv";
 dotenv.config();
 
 export async function POST(request: NextRequest) {
-  const body = (await request.json()) as {
-    email: string;
-    name: string;
-    message: string;
-  };
-  const { email, name, message } = body;
+    const body = (await request.json()) as {
+        email: string;
+        name: string;
+        message: string;
+    };
+    const {email, name, message} = body;
 
-  const user = process.env.MY_EMAIL ?? "";
-  const pass = process.env.MY_PASSWORD ?? "";
+    const user = process.env.MY_EMAIL ?? "";
+    const pass = process.env.MY_PASSWORD ?? "";
 
-  if (!user || !pass) {
-    console.error("Missing email/password environment variables");
-    return NextResponse.json(
-      { error: "Internal server error" },
-      { status: 500 },
-    );
-  }
+    if (!user || !pass) {
+        console.error("Missing email/password environment variables");
+        return NextResponse.json(
+            {error: "Internal server error"},
+            {status: 500},
+        );
+    }
 
-  const transportOptions: SMTPTransport.Options = {
-    host: "smtp.ionos.de",
-    port: 587,
-    secure: false,
-    requireTLS: true,
-    auth: {
-      type: "login",
-      user,
-      pass,
-    },
-  };
+    const transportOptions: SMTPTransport.Options = {
+        host: "smtp.ionos.de",
+        port: 587,
+        secure: false,
+        requireTLS: true,
+        auth: {
+            type: "login",
+            user,
+            pass,
+        },
+    };
 
-  const transport = nodemailer.createTransport(transportOptions);
+    const transport = nodemailer.createTransport(transportOptions);
 
-  const mailOptions: Mail.Options = {
-    from: user,
-    to: user, // Ensure this is the correct email address
-    subject: `Message from ${name} (${email})`,
-    text: message + "\n\n" + email,
-  };
+    const mailOptions: Mail.Options = {
+        from: user,
+        to: user, // Ensure this is the correct email address
+        subject: `Message from ${name} (${email})`,
+        text: message + "\n\n" + email,
+    };
 
-  const sendMailPromise = () =>
-    new Promise<string>((resolve, reject) => {
-      transport.sendMail(mailOptions, function (err, info) {
-        if (!err) {
-          console.log("Email sent:", info.response);
-          resolve(info.response);
-        } else {
-          console.error("Error sending email:", err);
-          reject(err.message);
-        }
-      });
-    });
+    const sendMailPromise = () =>
+        new Promise<string>((resolve, reject) => {
+            transport.sendMail(mailOptions, function (err, info) {
+                if (!err) {
+                    console.log("Email sent");
+                    resolve(info.response);
+                } else {
+                    console.error("Error sending email:", err);
+                    reject(err.message);
+                }
+            });
+        });
 
-  try {
-    await sendMailPromise();
-    return NextResponse.json({ message: "Email sent" });
-  } catch (err) {
-    console.error("Error sending email:", err);
-    return NextResponse.json({ error: err }, { status: 500 });
-  }
+    try {
+        await sendMailPromise();
+        return NextResponse.json({message: "Email sent"});
+    } catch (err) {
+        console.error("Error sending email:", err);
+        return NextResponse.json({error: err}, {status: 500});
+    }
 }