/// <reference types="react" />
import { GrowProps } from '@hitagi/core/Grow';
export declare const getItemPurchaseTime: (itemId: number, itemPurchases: {
    time: number;
    itemId: number;
}[], minute: number) => number | undefined;
export declare function ItemHoverCardTransition(props: GrowProps): JSX.Element;
type ItemHoverCardProps = {
    id: number;
    purchaseTime?: number;
};
export declare function ItemHoverCard({ id, purchaseTime }: ItemHoverCardProps): JSX.Element;
export {};