From 67d2bb98916df9e0b5c9f56d0005074223e1275d Mon Sep 17 00:00:00 2001
From: Cohee <18619528+Cohee1207@users.noreply.github.com>
Date: Sun, 30 Jun 2024 19:13:13 +0300
Subject: [PATCH] Fix file pasting not working if Firefox

---
 public/scripts/chats.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/public/scripts/chats.js b/public/scripts/chats.js
index 29d5462b0..e605f02db 100644
--- a/public/scripts/chats.js
+++ b/public/scripts/chats.js
@@ -1526,7 +1526,13 @@ jQuery(function () {
         const fileInput = document.getElementById('file_form_input');
         if (!(fileInput instanceof HTMLInputElement)) return;
 
-        fileInput.files = event.clipboardData.files;
+        // Workaround for Firefox: Use a DataTransfer object to indirectly set fileInput.files
+        const dataTransfer = new DataTransfer();
+        for (let i = 0; i < event.clipboardData.files.length; i++) {
+            dataTransfer.items.add(event.clipboardData.files[i]);
+        }
+
+        fileInput.files = dataTransfer.files;
         await onFileAttach(fileInput.files[0]);
     });
 });