From e2556d3228de80b9746d51a245d9013fc193d755 Mon Sep 17 00:00:00 2001
From: Ammar Ahmed <ammarahmed6506@gmail.com>
Date: Mon, 20 Oct 2025 12:09:22 +0500
Subject: [PATCH] mobile: fix collapsible heading

---
 packages/editor-mobile/public/index.html      | 82 +++++++++++++++++++
 .../editor/src/extensions/heading/heading.ts  | 11 ++-
 2 files changed, 91 insertions(+), 2 deletions(-)

diff --git a/packages/editor-mobile/public/index.html b/packages/editor-mobile/public/index.html
index 96acc9994..c518b5244 100644
--- a/packages/editor-mobile/public/index.html
+++ b/packages/editor-mobile/public/index.html
@@ -45,6 +45,88 @@
       #statusbar p {
         font-family: "Inter";
       }
+
+      .ProseMirror h1,
+      .ProseMirror h2,
+      .ProseMirror h3,
+      .ProseMirror h4,
+      .ProseMirror h5,
+      .ProseMirror h6 {
+        padding-right: 35px;
+      }
+
+      .ProseMirror h1::before,
+      .ProseMirror h2::before {
+        width: 25px !important;
+        height: 25px !important;
+        background-size: 25 !important;
+      }
+
+      .ProseMirror h3::before,
+      .ProseMirror h4::before {
+        width: 22px !important;
+        height: 22px !important;
+        background-size: 22 !important;
+      }
+
+      .ProseMirror h5::before,
+      .ProseMirror h6::before {
+        width: 20px !important;
+        height: 20px !important;
+        background-size: 20 !important;
+      }
+
+      .ProseMirror h1::before,
+      .ProseMirror h2::before,
+      .ProseMirror h3::before,
+      .ProseMirror h4::before,
+      .ProseMirror h5::before,
+      .ProseMirror h6::before {
+        right: 10px !important;
+        left: unset !important;
+        opacity: 1 !important;
+      }
+
+      .ProseMirror h1[dir="rtl"]::after,
+      .ProseMirror h2[dir="rtl"]::after,
+      .ProseMirror h3[dir="rtl"]::after,
+      .ProseMirror h4[dir="rtl"]::after,
+      .ProseMirror h5[dir="rtl"]::after,
+      .ProseMirror h6[dir="rtl"]::after {
+        left: 10px !important;
+        right: unset !important;
+        opacity: 1 !important;
+      }
+
+      .ProseMirror h1[dir="rtl"],
+      .ProseMirror h2[dir="rtl"],
+      .ProseMirror h3[dir="rtl"],
+      .ProseMirror h4[dir="rtl"],
+      .ProseMirror h5[dir="rtl"],
+      .ProseMirror h6[dir="rtl"] {
+        padding-right: 0px;
+        padding-left: 35px;
+      }
+
+      .ProseMirror h1[data-collapsed="true"]::before,
+      .ProseMirror h2[data-collapsed="true"]::before,
+      .ProseMirror h3[data-collapsed="true"]::before,
+      .ProseMirror h4[data-collapsed="true"]::before,
+      .ProseMirror h5[data-collapsed="true"]::before,
+      .ProseMirror h6[data-collapsed="true"]::before {
+        transform: rotate(90deg) !important;
+        opacity: 1;
+      }
+
+      .ProseMirror h1[data-collapsed="true"]::after,
+      .ProseMirror h2[data-collapsed="true"]::after,
+      .ProseMirror h3[data-collapsed="true"]::after,
+      .ProseMirror h4[data-collapsed="true"]::after,
+      .ProseMirror h5[data-collapsed="true"]::after,
+      .ProseMirror h6[data-collapsed="true"]::after {
+        transform: rotate(-90deg) !important;
+        opacity: 1;
+      }
     </style>
     <meta name="description" content="Notesnook editor for mobile" />
     <!--
diff --git a/packages/editor/src/extensions/heading/heading.ts b/packages/editor/src/extensions/heading/heading.ts
index 5208fcde1..5d493e40b 100644
--- a/packages/editor/src/extensions/heading/heading.ts
+++ b/packages/editor/src/extensions/heading/heading.ts
@@ -23,9 +23,10 @@ import {
   textblockTypeInputRule
 } from "@tiptap/core";
 import { Heading as TiptapHeading } from "@tiptap/extension-heading";
-import { isClickWithinBounds } from "../../utils/prosemirror";
+import { isClickWithinBounds } from "../../utils/prosemirror.js";
 import { Selection, Transaction } from "@tiptap/pm/state";
 import { Node } from "@tiptap/pm/model";
+import { useToolbarStore } from "../../toolbar/stores/toolbar-store.js";
 
 const COLLAPSIBLE_BLOCK_TYPES = [
   "paragraph",
@@ -184,7 +185,13 @@ export const Heading = TiptapHeading.extend({
         );
         if (calloutAncestor) return;
 
-        if (isClickWithinBounds(e, resolvedPos, "left")) {
+        if (
+          isClickWithinBounds(
+            e,
+            resolvedPos,
+            useToolbarStore.getState().isMobile ? "right" : "left"
+          )
+        ) {
           e.preventDefault();
           e.stopImmediatePropagation();