export const getNearestTriggerScrollTop = ({ scrollTop, viewportTop, viewportBottom, itemTop, itemBottom, }: { scrollTop: number; viewportTop: number; viewportBottom: number; itemTop: number; itemBottom: number; }) => { if (itemTop < viewportTop) return Math.max(0, scrollTop - (viewportTop - itemTop)); if (itemBottom > viewportBottom) return scrollTop + (itemBottom - viewportBottom); return scrollTop; };