initial commit for live preview ssr

Ashwini1997727 · Ashwini1997727 · commit 278bae3d9cbd · 2022-01-07T19:40:02.000+05:30
diff --git a/.gitignore b/.gitignore
@@ -32,3 +32,5 @@ yarn-error.log*
 
 # vercel
 .vercel
+
+next.config.js
diff --git a/next.config.js b/next.config.js
diff --git a/pages/index.js b/pages/index.js
@@ -1,69 +1,72 @@
-import Head from 'next/head'
-import Image from 'next/image'
-import styles from '../styles/Home.module.css'
+import Contentstack from "contentstack"
+import { useEffect } from "react";
 
-export default function Home() {
-  return (
-    <div className={styles.container}>
-      <Head>
-        <title>Create Next App</title>
-        <meta name="description" content="Generated by create next app" />
-        <link rel="icon" href="/favicon.ico" />
-      </Head>
-
-      <main className={styles.main}>
-        <h1 className={styles.title}>
-          Welcome to <a href="https://nextjs.org">Next.js!</a>
-        </h1>
-
-        <p className={styles.description}>
-          Get started by editing{' '}
-          <code className={styles.code}>pages/index.js</code>
-        </p>
-
-        <div className={styles.grid}>
-          <a href="https://nextjs.org/docs" className={styles.card}>
-            <h2>Documentation &rarr;</h2>
-            <p>Find in-depth information about Next.js features and API.</p>
-          </a>
+const Stack = Contentstack.Stack(
+ {
+  api_key: process.env.api_key,
+  delivery_token: process.env.delivery_token,
+  environment: process.env.environment
+ }
+);
 
-          <a href="https://nextjs.org/learn" className={styles.card}>
-            <h2>Learn &rarr;</h2>
-            <p>Learn about Next.js in an interactive course with quizzes!</p>
-          </a>
+function fetchData (contentType, entryId){
+  try{
+      if(entryId){
+          let Query = Stack.ContentType(contentType).Entry(entryId);
+          let entry = Query.fetch()
+          .then(function success(entry) {
+              return entry.toJSON();
+          }, function error(err) {
+            console.log("Error", err);
+          });
+          return entry;
+      }
+      else{
+          let Query = Stack.ContentType(contentType).Query();
+          let entry = Query.toJSON().find();
+          return entry;
+      }
 
-          <a
-            href="https://github.com/vercel/next.js/tree/master/examples"
-            className={styles.card}
-          >
-            <h2>Examples &rarr;</h2>
-            <p>Discover and deploy boilerplate example Next.js projects.</p>
-          </a>
-
-          <a
-            href="https://vercel.com/new?utm_source=create-next-app&utm_medium=default-template&utm_campaign=create-next-app"
-            className={styles.card}
-          >
-            <h2>Deploy &rarr;</h2>
-            <p>
-              Instantly deploy your Next.js site to a public URL with Vercel.
-            </p>
-          </a>
-        </div>
-      </main>
+  }
+  catch(err){
+      console.log(err);
+  }
+ 
+}
 
-      <footer className={styles.footer}>
-        <a
-          href="https://vercel.com?utm_source=create-next-app&utm_medium=default-template&utm_campaign=create-next-app"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          Powered by{' '}
-          <span className={styles.logo}>
-            <Image src="/vercel.svg" alt="Vercel Logo" width={72} height={16} />
-          </span>
-        </a>
-      </footer>
+export default function Home(props) {
+  console.log("PROPS", props)
+  useEffect(() => {
+    //initializing live preview when the page renders for the first time.
+    window.parent.postMessage(
+      {
+          from: "live-preview",
+          type: "init",
+          data: {
+              config: {
+                  shouldReload: false,
+                  href: window.location.href,
+              },
+          },
+      },
+      "*"
+  );
+  //listening to post messages for the hash value
+  window.addEventListener("message", async (e) => {
+    console.log("Event:",e)  
+  });
+  }, [])
+  return (
+    <div>
+      <h1>SSR Rendering</h1>
     </div>
   )
 }
+
+export const getServerSideProps = async (context) => {
+  let entry = await fetchData("ashwini_rte", "blt69a28688604b9027");
+  return { props: 
+    {...entry} 
+  }
+ 
+}
