From 3dc20ea2f9cb573ba4015e06669282042709aafe Mon Sep 17 00:00:00 2001
From: patak <matias.capeletto@gmail.com>
Date: Sat, 7 Jan 2023 23:42:17 +0100
Subject: [PATCH] fix: preserve paragraphs when editing a status

---
 composables/content-parse.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/composables/content-parse.ts b/composables/content-parse.ts
index 47f82925..73e1df73 100644
--- a/composables/content-parse.ts
+++ b/composables/content-parse.ts
@@ -1,7 +1,7 @@
 // @unimport-disable
 import type { Emoji } from 'masto'
 import type { Node } from 'ultrahtml'
-import { ELEMENT_NODE, TEXT_NODE, h, parse, render } from 'ultrahtml'
+import { DOCUMENT_NODE, ELEMENT_NODE, TEXT_NODE, h, parse, render } from 'ultrahtml'
 import { findAndReplaceEmojisInText } from '@iconify/utils'
 import { emojiRegEx, getEmojiAttributes } from '../config/emojis'
 
@@ -79,6 +79,8 @@ export function parseMastodonHTML(
 
   transforms.push(replaceCustomEmoji(options.emojis || {}))
 
+  transforms.push(transformParagraphs)
+
   return transformSync(parse(html), transforms)
 }
 
@@ -349,3 +351,10 @@ function transformMarkdown(node: Node) {
     return node
   return _markdownProcess(node.value)
 }
+
+function transformParagraphs(node: Node): Node | Node[] {
+  // For top level paragraphs, inject an empty <p> to preserve status paragraphs in our editor (except for the last one)
+  if (node.parent?.type === DOCUMENT_NODE && node.name === 'p' && node.parent.children.at(-1) !== node)
+    return [node, h('p')]
+  return node
+}