From 4b80b39dddd9c8ba749b9ab4535a947c10185995 Mon Sep 17 00:00:00 2001
From: DIYgod <i@diygod.me>
Date: Wed, 17 Jan 2024 23:24:13 +0800
Subject: [PATCH] fix: markdown excerpt metadata

---
 src/lib/expand-unit.ts | 2 +-
 src/markdown/index.ts  | 9 +++++++--
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/lib/expand-unit.ts b/src/lib/expand-unit.ts
index b308e7ed..ae15cea1 100644
--- a/src/lib/expand-unit.ts
+++ b/src/lib/expand-unit.ts
@@ -107,7 +107,7 @@ export const expandCrossbellNote = async ({
         )}`
       } else {
         if (!expandedNote.metadata.content.summary && !disableAutofill) {
-          // TODO expandedNote.metadata.content.summary = renderedMetadata.excerpt
+          expandedNote.metadata.content.summary = renderedMetadata.excerpt
         }
       }
 
diff --git a/src/markdown/index.ts b/src/markdown/index.ts
index 534372a7..dbd594b9 100644
--- a/src/markdown/index.ts
+++ b/src/markdown/index.ts
@@ -74,6 +74,9 @@ const rehypePrism = rehypePrismGenerator(refractor)
 export const renderPageContent = (content: string, strictMode?: boolean) => {
   let hastTree: HashRoot | undefined = undefined
   let mdastTree: MdashRoot | undefined = undefined
+
+  const file = new VFile(content)
+
   try {
     const pipeline = unified()
       .use(remarkParse)
@@ -175,8 +178,6 @@ export const renderPageContent = (content: string, strictMode?: boolean) => {
         passThrough: allowedCustomWrappers,
       } as RehypeRawOptions)
 
-    const file = new VFile(content)
-
     // markdown abstract syntax tree
     mdastTree = pipeline.parse(file)
     // hypertext abstract syntax tree
@@ -226,12 +227,16 @@ export const renderPageContent = (content: string, strictMode?: boolean) => {
         frontMatter: undefined,
         images: [],
         audio: undefined,
+        excerpt: undefined,
       } as {
         frontMatter?: Record<string, any>
         images: string[]
         audio?: string
+        excerpt?: string
       }
 
+      metadata.excerpt = file.data.meta?.description || undefined
+
       if (mdastTree) {
         visit(mdastTree, (node, index, parent) => {
           if (node.type === "yaml") {