/**
 * Full-screen pages that render without the site header and footer: the /start new-tab
 * dashboard and the book reader. They also skip loading the header's JS (icons, menus,
 * the mobile Sheet): src/routes/+layout.ts only imports SiteChrome for other pages.
 */
export function isImmersive(pathname: string): boolean {
	return /^\/start\/?$/.test(pathname) || /^\/trackers\/books\/\d+\/read\/?$/.test(pathname);
}

/** True when a keyboard shortcut should not fire because the user is typing. */
export function isTyping(target: EventTarget | null): boolean {
	if (!(target instanceof HTMLElement)) return false;
	return (
		target.isContentEditable ||
		target.tagName === 'INPUT' ||
		target.tagName === 'TEXTAREA' ||
		target.tagName === 'SELECT'
	);
}