From 4951472879a360ac0da19a290461edaac7260fae Mon Sep 17 00:00:00 2001
From: "@andatoshiki" <hello@toshiki.dev>
Date: Sat, 16 Sep 2023 21:53:04 -0700
Subject: [PATCH] feat(scripts): add `markdowntrasformation` scripts as
 third-party utilities insteda of main components

---
 docs/.vitepress/plugins/markdownTransform.ts | 55 ++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 docs/.vitepress/plugins/markdownTransform.ts

diff --git a/docs/.vitepress/plugins/markdownTransform.ts b/docs/.vitepress/plugins/markdownTransform.ts
new file mode 100644
index 00000000..c1c145f7
--- /dev/null
+++ b/docs/.vitepress/plugins/markdownTransform.ts
@@ -0,0 +1,55 @@
+import type { Plugin } from 'vite'
+import { replacer } from '../../../scripts/markdownTransform'
+import { getReadingTime } from './../theme/utils'
+
+export function MarkdownTransform(): Plugin {
+    return {
+        name: 'toshiki-notebook-md-transform',
+        enforce: 'pre',
+        async transform(code, id) {
+            if (!id.match(/\.md\b/)) return null
+            // convert links to relative
+            code = code.replace(/https?:\/\/toshiki-notebook\.dev\//g, '/')
+            const [_name, i] = id.split('/').slice(-2)
+
+            // convert img by applying regex
+            const imgRegex = /!\[(.+?)\]\((.+?)\)/g
+            let imgMatches = imgRegex.exec(code)
+            while (imgMatches) {
+                const [text, link] = imgMatches.slice(1)
+                code = code.replace(imgMatches[0], `<img src="${link}" alt="${text || 'img'}" />`)
+                imgMatches = imgRegex.exec(code)
+            }
+
+            // convert links to components
+            const linkRegex = /\[(.+?)\]\((.+?)\)/g
+            let matches = linkRegex.exec(code)
+            while (matches) {
+                const [text, link] = matches.slice(1)
+                code = code.replace(matches[0], `<CustomLink title="${text}" href="${link}" />`)
+                matches = linkRegex.exec(code)
+            }
+
+            // cut index.md
+            if (_name === 'docs' && i === 'index.md') return code
+
+            const { footer } = await getDocsMarkdown()
+            code = replacer(code, footer, 'FOOTER', 'tail')
+            const { readTime, words } = getReadingTime(code)
+            code = code.replace(/(#\s.+?\n)/, `$1\n\n<PageInfo readTime="${readTime}" words="${words}"/>\n`)
+
+            return code
+        },
+    }
+}
+
+export async function getDocsMarkdown() {
+    const CopyRightSection = `
+  <CopyRight/>`
+
+    const footer = `${CopyRightSection}\n`
+
+    return {
+        footer,
+    }
+}