From 12a5ffab0d752ae6f69461edaeb9613f6d3073d7 Mon Sep 17 00:00:00 2001
From: Aevann <randomname42029@gmail.com>
Date: Thu, 2 Mar 2023 00:11:17 +0200
Subject: [PATCH] super ugly hack to make pasting files with selection smoother

---
 files/assets/js/core.js | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/files/assets/js/core.js b/files/assets/js/core.js
index c17fdd173..40a845b5e 100644
--- a/files/assets/js/core.js
+++ b/files/assets/js/core.js
@@ -486,12 +486,25 @@ function handle_files(input, newfiles) {
 		ta.value += '\n'
 	}
 
+
+	const selection_end = ta.selectionEnd
+    const selected_text = ta.value.substring(ta.selectionStart, selection_end);
+
 	for (const file of newfiles) {
 		oldfiles[ta.id].push(file)
 		if (span.innerHTML != ' ') span.innerHTML += ', '
 		span.innerHTML += file.name.substr(0, 30);
-		if (location.pathname != '/chat')
-			ta.setRangeText(`[${file.name}]\n`);
+		if (location.pathname != '/chat') {
+			const file_entry = `[${file.name}]`
+			if (selected_text) {
+				let old_value = ta.value
+				ta.value = old_value.replace(selected_text, file_entry);
+				ta.selectionEnd = selection_end + ta.value.length - old_value.length;
+			}
+			else {
+				ta.setRangeText(`${file_entry}\n`);
+			}
+		}
 	}
 
 	autoExpand(ta)