SurfSense/surfsense_web/features/chat-artifacts/lib/scroll-to-artifact.ts
2026-06-22 23:24:25 +02:00

42 lines
1.5 KiB
TypeScript

/** Data attribute stamped on each deliverable card wrapper by `ArtifactAnchor`. */
export const ARTIFACT_ANCHOR_ATTR = "data-artifact-tool-call-id";
const HIGHLIGHT_CLASSES = ["ring-2", "ring-primary/60"];
const HIGHLIGHT_DURATION_MS = 1600;
const RETRY_INTERVAL_MS = 120;
const MAX_WAIT_MS = 1500;
function isInView(el: HTMLElement): boolean {
const { top, bottom } = el.getBoundingClientRect();
return bottom > window.innerHeight * 0.2 && top < window.innerHeight * 0.8;
}
/**
* Scroll the inline card for `toolCallId` into view and pulse a ring. Retries
* because the thread viewport's initialize auto-scroll can fire after the first
* jump and snap back to the bottom; scrolling off-bottom disengages it.
*/
export function scrollToArtifact(toolCallId: string): void {
if (typeof document === "undefined") return;
const selector = `[${ARTIFACT_ANCHOR_ATTR}="${CSS.escape(toolCallId)}"]`;
const deadline = Date.now() + MAX_WAIT_MS;
let highlighted = false;
const attempt = () => {
const anchor = document.querySelector<HTMLElement>(selector);
if (anchor) {
anchor.scrollIntoView({ behavior: "smooth", block: "center" });
if (!highlighted) {
highlighted = true;
const card = (anchor.firstElementChild as HTMLElement | null) ?? anchor;
card.classList.add(...HIGHLIGHT_CLASSES);
window.setTimeout(() => card.classList.remove(...HIGHLIGHT_CLASSES), HIGHLIGHT_DURATION_MS);
}
if (isInView(anchor)) return;
}
if (Date.now() < deadline) window.setTimeout(attempt, RETRY_INTERVAL_MS);
};
attempt();
}