robots.txt file and sitemap

app/[postTitle]/layout.tsx

@@ -44,10 +44,17 @@ export async function generateMetadata({ params }: Props) : Promise<Metadata> {
     const postTitleWithSpaces = decodeURIComponent(params.postTitle as string).split("-").join(" ");
     const { post }= await fetchPost(postTitleWithSpaces);
     const metadata: Metadata = {
-        title: post[0].title,
-        description: post[0].description,
-        keywords: post[0].keywords,
+        title: post[0]?.title,
+        description: post[0]?.description,
+        keywords: post[0]?.keywords,
         // answerKeywords: post[0].answerKeywords
+        openGraph: {
+            title: post[0]?.title,
+            description: post[0]?.description,
+            type: "website",
+            locale: "en_US",
+            url: "https://devotional-b.vercel.app",
+        },
     };
     return metadata;
 

app/layout.tsx

@@ -14,6 +14,21 @@ const inter = Inter({ subsets: ["latin"] });
 export const metadata: Metadata = {
   title: "Devotional-B",
   description: "Get all your answers here.",
+  openGraph: {
+    title: "Devotional-B",
+    description: "Get all your answers here.",
+    type: "website",
+    locale: "en_US",
+    url: "https://devotional-b.vercel.app",
+    // images: [
+    //   {
+    //     url: "https://devotional-b.vercel.app/og.png",
+    //     width: 1200,
+    //     height: 630,
+    //     alt: "Devotional-B",
+    //   },
+    // ],
+  },
 };
 
 export default function RootLayout({

app/robots.txt

@@ -0,0 +1,5 @@
+User-Agent: *
+Allow: /
+Disallow: /private/
+
+Sitemap: https://devotional-b.vercel.app/sitemap.xml

app/sitemap.ts

@@ -0,0 +1,49 @@
+
+
+import { MetadataRoute } from "next";
+
+import { collection , query , getDocs } from "firebase/firestore";
+import { db } from "@/utils/firebase";
+
+type Post = {
+    title: string;
+}
+
+//Fetch all posts from firestore
+export async function getPosts(){
+    const postsRef = collection(db, "questions");
+    const q = query(postsRef);
+
+    const posts = <any>[];
+    const querySnapshot = await getDocs(q);
+    querySnapshot.forEach((doc) => {
+        posts.push(doc.data() as Post);
+    });
+
+    return posts;
+}
+
+
+export default async function sitemap(){
+
+    const baseUrl = "https://devotional-b.vercel.app";
+
+    const posts = await getPosts();
+
+    const postsUrls = posts?.map((post:any) => {
+        return{
+            url: `${baseUrl}/${post.title.split(" ").join("-")}`,
+            lastModified: new Date().toISOString(),
+        }
+    }) ?? [];
+
+    return[
+        {
+            url: baseUrl,
+            lastModified: new Date().toISOString(),
+        },
+        ...postsUrls
+
+    ]
+
+}