fix(app): stop the quick switcher list rebuilding while you navigate (#1881)

fluxer_app/src/features/search/state/QuickSwitcherSelection.ts

@@ -2,6 +2,31 @@
 
 import type {QuickSwitcherResult} from '@app/features/search/state/QuickSwitcherTypes';
 
+function getResultSubtitle(result: QuickSwitcherResult): string | undefined {
+	return 'subtitle' in result ? result.subtitle : undefined;
+}
+
+export function hasSameResultIdentity(
+	previous: ReadonlyArray<QuickSwitcherResult>,
+	next: ReadonlyArray<QuickSwitcherResult>,
+): boolean {
+	if (previous.length !== next.length) {
+		return false;
+	}
+	for (let i = 0; i < previous.length; i += 1) {
+		if (previous[i].type !== next[i].type || previous[i].id !== next[i].id) {
+			return false;
+		}
+		if (previous[i].title !== next[i].title) {
+			return false;
+		}
+		if (getResultSubtitle(previous[i]) !== getResultSubtitle(next[i])) {
+			return false;
+		}
+	}
+	return true;
+}
+
 export function resolveRecomputedSelectedIndex(
 	previous: QuickSwitcherResult | undefined,
 	results: ReadonlyArray<QuickSwitcherResult>,