From 785fafcaf9aa51457ddf7b38f9638f44700ad3ba Mon Sep 17 00:00:00 2001
From: fen <fen@archfox.org>
Date: Thu, 10 Sep 2026 17:05:08 -0500
Subject: [PATCH] #233: file attachment title takes the file name, fallback
 date.ext

---
 internal/web/static/new.js | 24 +++++++++++-------------
 1 file changed, 11 insertions(+), 13 deletions(-)

diff --git a/internal/web/static/new.js b/internal/web/static/new.js
index 816f089..3e4cf2c 100644
--- a/internal/web/static/new.js
+++ b/internal/web/static/new.js
@@ -307,21 +307,19 @@ function setAttachedFile(file) {
   attachedFile = file;
   renderFileChip();
   setHidden('file-text-note', false);
-  // #171/#184: title auto-fill — images take the file name; text files
-  // use the language-placeholder convention (e.g. Python.py, fallback
-  // Text.txt). Only when the title is still blank; never overwrite a
-  // typed title.
+  // #233: title auto-fill — the file's own name always wins when the
+  // title is still blank; fallback is date.fileextension (e.g.
+  // 2026-09-10.txt) when the name is missing or unusable. Never
+  // overwrite a typed title.
   if (!$('title').value.trim()) {
-    if (IMAGE_RE.test(file.type)) {
-      $('title').value = file.name;
+    const raw = (file.name || '').trim();
+    if (raw) {
+      $('title').value = raw;
     } else {
-      const lang = LANG_BY_EXT[extOf(file.name)];
-      if (lang) {
-        const fn = defaultFilename(lang);
-        if (fn) $('title').value = fn;
-      } else if (TEXT_EXTS.has(extOf(file.name))) {
-        $('title').value = defaultFilename('text') || 'Text.txt';
-      }
+      const d = new Date();
+      const iso = d.getFullYear() + '-' + String(d.getMonth() + 1).padStart(2, '0') + '-' + String(d.getDate()).padStart(2, '0');
+      const ext = extOf(raw || file.name);
+      $('title').value = ext ? iso + '.' + ext : iso;
     }
   }
   showFileInEditor(file);
-- 
2.54.0