From 26cc1fe682fa4ff1369b71a4a3666e4fa4a29989 Mon Sep 17 00:00:00 2001
From: shatfield4 <seanhatfield5@gmail.com>
Date: Fri, 4 Oct 2024 12:26:12 -0700
Subject: [PATCH] pasting text bug fix

---
 .../ChatContainer/PromptInput/index.jsx           | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/frontend/src/components/WorkspaceChat/ChatContainer/PromptInput/index.jsx b/frontend/src/components/WorkspaceChat/ChatContainer/PromptInput/index.jsx
index cc5ae14915..a14b70ac8d 100644
--- a/frontend/src/components/WorkspaceChat/ChatContainer/PromptInput/index.jsx
+++ b/frontend/src/components/WorkspaceChat/ChatContainer/PromptInput/index.jsx
@@ -122,9 +122,22 @@ export default function PromptInput({
 
     const pasteText = e.clipboardData.getData("text/plain");
     if (pasteText) {
-      const newPromptInput = promptInput + pasteText.trim();
+      const textarea = textareaRef.current;
+      const start = textarea.selectionStart;
+      const end = textarea.selectionEnd;
+      const newPromptInput =
+        promptInput.substring(0, start) +
+        pasteText +
+        promptInput.substring(end);
       setPromptInput(newPromptInput);
       onChange({ target: { value: newPromptInput } });
+
+      // Set the cursor position after the pasted text
+      // we need to use setTimeout to prevent the cursor from being set to the end of the text
+      setTimeout(() => {
+        textarea.selectionStart = textarea.selectionEnd =
+          start + pasteText.length;
+      }, 0);
     }
     return;
   };