in _includes/resources/tutorial/TopBottomNav.11ty.tsx [16:32]
function getPagingElements(
parent: Tutorial,
currentStep: TutorialStep | null
): Paging {
const siblings = parent.tutorialSteps;
const currentSlugIndex = siblings.findIndex((s) => s == currentStep);
const previous = currentSlugIndex > 0 ? siblings[currentSlugIndex - 1] : null;
const next =
currentSlugIndex < siblings.length ? siblings[currentSlugIndex + 1] : null;
return {
previous,
next,
current: currentStep,
currentIndex: currentSlugIndex,
};
}