Sign in mechanism

src/auth.ts

@@ -0,0 +1,30 @@
+import { MongoDBAdapter } from "@auth/mongodb-adapter";
+import NextAuth from "next-auth";
+
+import clientPromise from "@/lib/mongodb";
+import Email from "@/utils/nodemailerProvider";
+
+export const {
+  handlers: { GET, POST },
+  auth,
+} = NextAuth({
+  adapter: MongoDBAdapter(clientPromise, { databaseName: "userData" }),
+
+  providers: [
+    Email({
+      server: {
+        host: process.env.SMTP_HOST,
+        port: Number(process.env.SMTP_PORT),
+        auth: {
+          user: process.env.SMTP_USER,
+          pass: process.env.SMTP_PASSWORD,
+        },
+      },
+      from: process.env.EMAIL_FROM,
+    }),
+  ],
+
+  pages: {
+    signIn: "/auth/sign-in",
+  },
+});