From e14b76b7c4474533c99ab78d8c98e3211bb0266a Mon Sep 17 00:00:00 2001
From: Dmitry Petrov <dpetroff@gmail.com>
Date: Sat, 31 Jan 2026 01:07:19 +0100
Subject: [PATCH] move to headless-mde

---
 .../js/controllers/mdeditor_controller.js     | 28 ++++++++-----------
 cmd/web/package.json                          |  1 +
 cmd/web/webpack.config.js                     |  8 ++++++
 cmd/web/yarn.lock                             |  5 ++++
 4 files changed, 26 insertions(+), 16 deletions(-)

diff --git a/cmd/web/client/js/controllers/mdeditor_controller.js b/cmd/web/client/js/controllers/mdeditor_controller.js
index b3055d5..e6a36d8 100644
--- a/cmd/web/client/js/controllers/mdeditor_controller.js
+++ b/cmd/web/client/js/controllers/mdeditor_controller.js
@@ -1,9 +1,5 @@
 import { Controller } from "@hotwired/stimulus"
-import { bootstrapTextareaMarkdown } from "textarea-markdown-editor/dist/bootstrap";
-
-function sleep(ms) {
-  return new Promise(resolve => setTimeout(resolve, ms));
-}
+import { bootstrapTextareaMarkdown } from "@can3p/headless-mde/headless";
 
 export default class extends Controller {
   static values = {
@@ -15,8 +11,6 @@ export default class extends Controller {
     const { trigger, dispose, cursor } = bootstrapTextareaMarkdown(textarea, {
       options: {
         enableLinkPasteExtension: false,
-        enablePrefixWrappingExtension: true,
-        customPrefixWrapping: ['*'],
       }
     });
 
@@ -115,7 +109,8 @@ export default class extends Controller {
         }
       }
 
-      const uploadFiles = async(files) => {
+      const uploadFiles = (files) => {
+        textarea.focus();
         this.element.classList.add("mdeditor--loading")
 
         let promises = [];
@@ -126,11 +121,12 @@ export default class extends Controller {
           if (cursor.position.line.text) {
             cursor.insert('\n'); // wrap to next line if some line is not empty
           }
+
           const loadingPlaceholder = `[uploading (${file.name})...${Math.random()}]`;
-          cursor.insert('\n' + loadingPlaceholder + '\n');
+          cursor.insertAndScrollIntoView(loadingPlaceholder);
 
-          let prom =  uploadFile(file).then((resultUrl) => {
-            textarea.value = cursor.value.replace(loadingPlaceholder, `![${file.name}](${resultUrl})`)
+          let prom = uploadFile(file).then((url) => {
+            cursor.replace(loadingPlaceholder, `![${file.name}](${url})`);
           }).catch((e) => {
             console.log("image upload failure:" , e)
           });
@@ -138,11 +134,11 @@ export default class extends Controller {
           promises.push(prom)
         }
 
-        htmx.trigger(textarea, "change")
-
-        await Promise.all(promises)
-        upload.value = null;
-        this.element.classList.remove("mdeditor--loading")
+        Promise.all(promises).then(() => {
+          htmx.trigger(textarea, "change")
+          upload.value = null;
+          this.element.classList.remove("mdeditor--loading")
+        })
       }
 
       const handler = async () => {
diff --git a/cmd/web/package.json b/cmd/web/package.json
index 1ba8501..db2a244 100644
--- a/cmd/web/package.json
+++ b/cmd/web/package.json
@@ -9,6 +9,7 @@
   "private": true,
   "license": "unlicensed",
   "dependencies": {
+    "@can3p/headless-mde": "^0.0.4",
     "@justinribeiro/lite-youtube": "^1.5.0",
     "bootstrap": "^5.3.2",
     "bootstrap-icons": "^1.11.3",
diff --git a/cmd/web/webpack.config.js b/cmd/web/webpack.config.js
index 765e133..f3d32c3 100644
--- a/cmd/web/webpack.config.js
+++ b/cmd/web/webpack.config.js
@@ -69,6 +69,14 @@ module.exports = (env, argv) => {
     // custom loaders configuration
     module: {
       rules: [
+        {
+          test: /\.m?js$/,
+          include: /node_modules\/@can3p\/headless-mde/,
+          resolve: {
+            fullySpecified: false,
+          },
+        },
+
         // styles loader
         {
           test: /\.(sa|sc|c)ss$/,
diff --git a/cmd/web/yarn.lock b/cmd/web/yarn.lock
index 78ab910..8fde040 100644
--- a/cmd/web/yarn.lock
+++ b/cmd/web/yarn.lock
@@ -2,6 +2,11 @@
 # yarn lockfile v1
 
 
+"@can3p/headless-mde@^0.0.4":
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/@can3p/headless-mde/-/headless-mde-0.0.4.tgz#b45c0c00db5fafe660426673e7301cc9a70dab83"
+  integrity sha512-m3L7mbuYQrBDIR0CLxqvRL6sQ+CZKaVFIihkvRZ8/XAEZOExgPqgunPQjTNibGOE3g+qskhIEpCJGkU5vi1qUw==
+
 "@discoveryjs/json-ext@^0.5.0":
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/@discoveryjs/json-ext/-/json-ext-0.5.7.tgz#1d572bfbbe14b7704e0ba0f39b74815b84870d70"