From 005fb33a8f4d008d1814ad35f88f8839bcf3e6c9 Mon Sep 17 00:00:00 2001
From: tangly1024 <tlyong1992@hotmail.com>
Date: Thu, 17 Mar 2022 09:54:03 +0800
Subject: [PATCH] =?UTF-8?q?rss=E4=BC=98=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/rss.js    | 33 +++++++++++++++++++++++++++++----
 pages/feed.js |  2 +-
 2 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/lib/rss.js b/lib/rss.js
index 9c3f3fc7..d6cbaf4a 100644
--- a/lib/rss.js
+++ b/lib/rss.js
@@ -1,7 +1,31 @@
 import { Feed } from 'feed'
 import BLOG from '@/blog.config'
+import ReactDOMServer from 'react-dom/server'
+import { NotionRenderer, Equation, Code, Collection, CollectionRow } from 'react-notion-x'
+import { getPostBlocks } from './notion'
 
-export function generateRss (posts) {
+const mapPageUrl = id => 'https://www.notion.so/' + id.replace(/-/g, '')
+
+const createFeedContent = async post => {
+  const blockMap = await getPostBlocks(post.id, 'rss-content')
+  if (blockMap) {
+    const content = ReactDOMServer.renderToString(<NotionRenderer
+      recordMap={blockMap}
+      components={{
+        equation: Equation,
+        code: Code,
+        collection: Collection,
+        collectionRow: CollectionRow
+      }}
+      mapPageUrl={mapPageUrl}
+    />)
+    const regexExp = /<div class="notion-collection-row"><div class="notion-collection-row-body"><div class="notion-collection-row-property"><div class="notion-collection-column-title"><svg.*?class="notion-collection-column-title-icon">.*?<\/svg><div class="notion-collection-column-title-body">.*?<\/div><\/div><div class="notion-collection-row-value">.*?<\/div><\/div><\/div><\/div>/g
+    return content.replace(regexExp, '')
+  }
+  return post.summary
+}
+
+export async function generateRss (posts) {
   const year = new Date().getFullYear()
   const feed = new Feed({
     title: BLOG.TITLE,
@@ -17,14 +41,15 @@ export function generateRss (posts) {
       link: BLOG.LINK
     }
   })
-  posts.forEach(post => {
+  for (const post of posts) {
     feed.addItem({
       title: post.title,
       id: `${BLOG.LINK}/article/${post.slug}`,
       link: `${BLOG.LINK}/article/${post.slug}`,
       description: post.summary,
+      content: await createFeedContent(post),
       date: new Date(post?.date?.start_date || post.createdTime)
     })
-  })
-  return feed.rss2()
+  }
+  return feed.atom1()
 }
diff --git a/pages/feed.js b/pages/feed.js
index 3e3ebffa..e7499181 100644
--- a/pages/feed.js
+++ b/pages/feed.js
@@ -4,7 +4,7 @@ import { getGlobalNotionData } from '@/lib/notion/getNotionData'
 export async function getServerSideProps ({ res }) {
   res.setHeader('Content-Type', 'text/xml')
   const globalNotionData = await getGlobalNotionData({ from: 'rss' })
-  const xmlFeed = generateRss(globalNotionData?.allPosts?.slice(0, 10) || [])
+  const xmlFeed = await generateRss(globalNotionData?.allPosts?.slice(0, 10) || [])
   res.write(xmlFeed)
   res.end()
   return {