hidden shit, and online status bars, search settings

src/app/components/setting-tile/SettingsFocus.tsx

@@ -0,0 +1,32 @@
+import { createContext, useContext } from 'react';
+
+export type SettingsFocus = {
+  /** Stable anchor id for a setting tile (from settingAnchorId). */
+  anchorId?: string;
+  setAnchorId: (anchorId: string | undefined) => void;
+};
+
+const SettingsFocusContext = createContext<SettingsFocus | null>(null);
+
+export const SettingsFocusProvider = SettingsFocusContext.Provider;
+
+export const useSettingsFocus = (): SettingsFocus => {
+  const ctx = useContext(SettingsFocusContext);
+  if (!ctx) {
+    return {
+      anchorId: undefined,
+      setAnchorId: () => undefined,
+    };
+  }
+  return ctx;
+};
+
+/** Stable DOM id for a settings tile title. */
+export function settingAnchorId(title: string): string {
+  const slug = title
+    .trim()
+    .toLowerCase()
+    .replace(/[^a-z0-9]+/g, '-')
+    .replace(/^-|-$/g, '');
+  return `settings-item-${slug || 'untitled'}`;
+}