export type Shortcut = {
	famSlug: string;
	famName: string;
	userName: string; // '' for parents (no handle in URL)
};

const KEY = 'fam_shortcut';

export function recordShortcut(entry: Shortcut) {
	if (typeof localStorage === 'undefined') return;
	localStorage.setItem(KEY, JSON.stringify(entry));
}

export function readShortcut(): Shortcut | null {
	if (typeof localStorage === 'undefined') return null;
	try {
		const raw = localStorage.getItem(KEY);
		return raw ? (JSON.parse(raw) as Shortcut) : null;
	} catch {
		return null;
	}
}

export function shortcutTarget(s: Shortcut): string {
	return s.userName ? `/${s.famSlug}/${s.userName}` : `/${s.famSlug}`;
}