Initial curated projectbrain source from 8a7b1e0651dbdab97d744cbd2e653ab3970ac6c5

src/app/scrollReset.ts

@@ -0,0 +1,19 @@
+type ScrollOptionsTarget = {
+  scrollTo: (options: ScrollToOptions) => void;
+};
+
+type FocusTarget = ScrollOptionsTarget & {
+  focus: (options?: FocusOptions) => void;
+};
+
+const topLeft: ScrollToOptions = { top: 0, left: 0, behavior: "auto" };
+
+export const resetApplicationScroll = (
+  main: FocusTarget | undefined,
+  viewport: ScrollOptionsTarget,
+  focusMain = true,
+) => {
+  main?.scrollTo(topLeft);
+  viewport.scrollTo(topLeft);
+  if (focusMain) main?.focus({ preventScroll: true });
+};