From 91df81439e5bf5c06ff561816024621ffe2af146 Mon Sep 17 00:00:00 2001
From: Philipp Melab <philipp.melab@gmail.com>
Date: Thu, 14 Sep 2023 13:53:30 +0000
Subject: [PATCH] feat: example page transition

---
 .../components/Molecules/PageTransition.tsx   | 22 +++++++++++
 .../ui/src/components/Routes/ContentHub.tsx   |  7 +++-
 packages/ui/src/components/Routes/Frame.tsx   |  7 +++-
 packages/ui/src/components/Routes/Page.tsx    | 39 ++++++++++---------
 4 files changed, 54 insertions(+), 21 deletions(-)
 create mode 100644 packages/ui/src/components/Molecules/PageTransition.tsx

diff --git a/packages/ui/src/components/Molecules/PageTransition.tsx b/packages/ui/src/components/Molecules/PageTransition.tsx
new file mode 100644
index 000000000..4cc88d93a
--- /dev/null
+++ b/packages/ui/src/components/Molecules/PageTransition.tsx
@@ -0,0 +1,22 @@
+import React from 'react';
+import { motion } from 'framer-motion';
+import { PropsWithChildren } from 'react';
+
+export function PageTransition({ children }: PropsWithChildren) {
+  return (
+    <motion.main
+      id="main-content"
+      initial={{ opacity: 0 }}
+      animate={{ opacity: 1 }}
+      exit={{ opacity: 0 }}
+      transition={{
+        type: 'spring',
+        mass: 0.35,
+        stiffness: 75,
+        duration: 0.3,
+      }}
+    >
+      {children}
+    </motion.main>
+  );
+}
diff --git a/packages/ui/src/components/Routes/ContentHub.tsx b/packages/ui/src/components/Routes/ContentHub.tsx
index dfda46723..3f0ec2704 100644
--- a/packages/ui/src/components/Routes/ContentHub.tsx
+++ b/packages/ui/src/components/Routes/ContentHub.tsx
@@ -1,7 +1,12 @@
 import React from 'react';
 
+import { PageTransition } from '../Molecules/PageTransition';
 import { ContentHub as ContentHubOrganism } from '../Organisms/ContentHub';
 
 export function ContentHub(props: { pageSize: number }) {
-  return <ContentHubOrganism pageSize={props.pageSize} />;
+  return (
+    <PageTransition>
+      <ContentHubOrganism pageSize={props.pageSize} />
+    </PageTransition>
+  );
 }
diff --git a/packages/ui/src/components/Routes/Frame.tsx b/packages/ui/src/components/Routes/Frame.tsx
index 1e9727df3..8d7ad5a85 100644
--- a/packages/ui/src/components/Routes/Frame.tsx
+++ b/packages/ui/src/components/Routes/Frame.tsx
@@ -1,3 +1,4 @@
+import { AnimatePresence } from 'framer-motion';
 import React, { ComponentProps, PropsWithChildren, useEffect } from 'react';
 
 import { Messages, readMessages } from '../Molecules/Messages';
@@ -18,8 +19,10 @@ export function Frame(
     <div>
       <Header {...props.header} />
       <main>
-        <Messages messages={messages} />
-        {props.children}
+        <AnimatePresence mode="wait" initial={false}>
+          <Messages messages={messages} />
+          {props.children}
+        </AnimatePresence>
       </main>
       <Footer {...props.footer} />
     </div>
diff --git a/packages/ui/src/components/Routes/Page.tsx b/packages/ui/src/components/Routes/Page.tsx
index 331905ebe..89959af5e 100644
--- a/packages/ui/src/components/Routes/Page.tsx
+++ b/packages/ui/src/components/Routes/Page.tsx
@@ -3,6 +3,7 @@ import React from 'react';
 
 import { isTruthy } from '../../utils/isTruthy';
 import { UnreachableCaseError } from '../../utils/unreachable-case-error';
+import { PageTransition } from '../Molecules/PageTransition';
 import { BlockForm } from '../Organisms/PageContent/BlockForm';
 import { BlockMarkup } from '../Organisms/PageContent/BlockMarkup';
 import { BlockMedia } from '../Organisms/PageContent/BlockMedia';
@@ -10,26 +11,28 @@ import { PageHero } from '../Organisms/PageHero';
 
 export function Page(props: { page: PageFragment }) {
   return (
-    <div>
-      {props.page.hero ? <PageHero {...props.page.hero} /> : null}
-      <div className="bg-white py-12 px-6 lg:px-8">
-        <div className="mx-auto max-w-3xl text-base leading-7 text-gray-700">
-          <div className="mt-10">
-            {props.page?.content?.filter(isTruthy).map((block, index) => {
-              switch (block.__typename) {
-                case 'BlockMedia':
-                  return <BlockMedia key={index} {...block} />;
-                case 'BlockMarkup':
-                  return <BlockMarkup key={index} {...block} />;
-                case 'BlockForm':
-                  return <BlockForm key={index} {...block} />;
-                default:
-                  throw new UnreachableCaseError(block);
-              }
-            })}
+    <PageTransition>
+      <div>
+        {props.page.hero ? <PageHero {...props.page.hero} /> : null}
+        <div className="bg-white py-12 px-6 lg:px-8">
+          <div className="mx-auto max-w-3xl text-base leading-7 text-gray-700">
+            <div className="mt-10">
+              {props.page?.content?.filter(isTruthy).map((block, index) => {
+                switch (block.__typename) {
+                  case 'BlockMedia':
+                    return <BlockMedia key={index} {...block} />;
+                  case 'BlockMarkup':
+                    return <BlockMarkup key={index} {...block} />;
+                  case 'BlockForm':
+                    return <BlockForm key={index} {...block} />;
+                  default:
+                    throw new UnreachableCaseError(block);
+                }
+              })}
+            </div>
           </div>
         </div>
       </div>
-    </div>
+    </PageTransition>
   );
 }