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fix(dashboard): keep mobile chat input anchored under iOS keyboard

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Suppress iOS auto-scroll-into-view on the chat textarea and lock body
overflow while the keyboard is open so visualViewport.offsetTop stays
zero and the composer remains pinned above the keyboard.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
gsxdsm
2026-05-01 07:33:11 -07:00
parent 1637bc36b7
commit 4c4ca04a60
2 changed files with 7 additions and 4 deletions
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6
packages/dashboard/app/components/ChatView.tsx
View File

@@ -834,20 +834,18 @@ export function ChatView({ projectId, addToast }: ChatViewProps) {
}, [keyboardOverlap]);
// Lock body scroll on mobile while the keyboard is up so iOS can't shift
// the visual viewport (offsetTop > 0) and push the input off the top.
// the visual viewport (offsetTop > 0). Avoid forcing window.scrollTo(0, 0),
// which can jump the page when send briefly toggles focus.
useEffect(() => {
if (!isMobile || !keyboardOpen) return;
const scrollY = window.scrollY;
const html = document.documentElement;
const body = document.body;
const prev = { htmlOverflow: html.style.overflow, bodyOverflow: body.style.overflow };
window.scrollTo(0, 0);
html.style.overflow = "hidden";
body.style.overflow = "hidden";
return () => {
html.style.overflow = prev.htmlOverflow;
body.style.overflow = prev.bodyOverflow;
window.scrollTo(0, scrollY);
};
}, [isMobile, keyboardOpen]);