From 8e76b7efee553b6be87e1cbf2ffb9276bd36e527 Mon Sep 17 00:00:00 2001
From: Brian Lovin <briandlovin@gmail.com>
Date: Fri, 6 Dec 2019 21:17:41 -0500
Subject: [PATCH] Cache networked pages for 12 hours

---
 src/pages/index.tsx              | 6 +++++-
 src/pages/overthought/[slug].tsx | 7 ++++++-
 src/pages/overthought/index.tsx  | 6 +++++-
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/pages/index.tsx b/src/pages/index.tsx
index 3e824f563..9d5774f8e 100644
--- a/src/pages/index.tsx
+++ b/src/pages/index.tsx
@@ -87,7 +87,11 @@ function Home(props: Props) {
   );
 }
 
-Home.getInitialProps = async () => {
+Home.getInitialProps = async ({ res }) => {
+  if (res) {
+    const cacheAge = 60 * 60 * 12;
+    res.setHeader('Cache-Control', `public,s-maxage=${cacheAge}`);
+  }
   const posts = await getPosts();
   return { posts: posts }
 }
diff --git a/src/pages/overthought/[slug].tsx b/src/pages/overthought/[slug].tsx
index be50e4ce7..942ad7a24 100644
--- a/src/pages/overthought/[slug].tsx
+++ b/src/pages/overthought/[slug].tsx
@@ -112,7 +112,12 @@ export function OverthoughtPost(props: Props) {
   )
 }
 
-OverthoughtPost.getInitialProps = async ({ query }) => {
+OverthoughtPost.getInitialProps = async ({ query, res }) => {
+  if (res) {
+    const cacheAge = 60 * 60 * 12;
+    res.setHeader('Cache-Control', `public,s-maxage=${cacheAge}`);
+  }
+
   const post = await getPostBySlug(query.slug);
   return { post: post, slug: query.slug }
 }
diff --git a/src/pages/overthought/index.tsx b/src/pages/overthought/index.tsx
index 172eb17f1..70b7fffc7 100644
--- a/src/pages/overthought/index.tsx
+++ b/src/pages/overthought/index.tsx
@@ -58,7 +58,11 @@ function Overthought({ posts }: Props) {
   );
 }
 
-Overthought.getInitialProps = async () => {
+Overthought.getInitialProps = async ({ res }) => {
+  if (res) {
+    const cacheAge = 60 * 60 * 12;
+    res.setHeader('Cache-Control', `public,s-maxage=${cacheAge}`);
+  }
   const posts = await getPosts();
   return { posts: posts }
 }