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chat input area auto size increment for large text context #155

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Merged
jagveer-autonomize merged 1 commit into from
Nov 13, 2025
Merged

chat input area auto size increment for large text context #155

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19 changes: 18 additions & 1 deletion src/frontend/src/pages/MarketplacePage/components/PlaygroundTab.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,17 @@ export default function PlaygroundTab({
const isUserScrollingRef = useRef(false);
const scrollTimeoutRef = useRef<NodeJS.Timeout | null>(null);

// Auto-resize textarea up to a maximum height, then enable scroll
const MAX_TEXTAREA_HEIGHT = 200; // pixels
const autoResizeTextarea = () => {
const el = textareaRef.current;
if (!el) return;
el.style.height = "auto";
const newHeight = Math.min(el.scrollHeight, MAX_TEXTAREA_HEIGHT);
el.style.height = `${newHeight}px`;
el.style.overflowY = el.scrollHeight > MAX_TEXTAREA_HEIGHT ? "auto" : "hidden";
};

const { leftPanelWidth, isDragging, handleDragStart } = useResizablePanel(33.33);

const {
Expand Down Expand Up @@ -239,6 +250,11 @@ export default function PlaygroundTab({
scrollToBottom(true);
}, [messages, displayedTexts]);

// Auto-resize textarea on mount and whenever input changes
useEffect(() => {
autoResizeTextarea();
}, [input]);

// Focus input after sending message
const focusInput = () => {
if (textareaRef.current && hasChatInput) {
Expand Down Expand Up @@ -615,8 +631,9 @@ export default function PlaygroundTab({
value={input}
rows={1}
onChange={(e) => setInput(e.target.value)}
onInput={autoResizeTextarea}
placeholder="Type your message..."
className="w-full p-3 pr-20 rounded-lg border border-input bg-background text-sm resize-none focus:outline-none focus:ring-1 focus:ring-primary"
className="w-full p-3 pr-20 rounded-lg border border-input bg-background text-sm resize-none min-h-[40px] max-h-[200px] overflow-y-auto focus:outline-none focus:ring-1 focus:ring-primary"
onKeyDown={handleKeyPress}
disabled={isLoading || !!streamingMessageId}
/>
Expand Down