export declare const formatDate: (dateStr: string) => string;
export interface RelativeTime {
    key: string;
    params?: Record<string, string | number>;
}
/**
 * Returns an i18n key + params for relative time display.
 * - < 1 min → chat.time.justNow
 * - < 60 min → chat.time.minutesAgo { count }
 * - < 24 hours → chat.time.hoursAgo { count }
 * - >= 24 hours → chat.time.absolute { month, day, time }
 */
export declare const getRelativeTime: (dateStr: string, now?: Date) => RelativeTime | null;
export declare const getDaysSince: (dateStr: string) => number;
//# sourceMappingURL=date.d.ts.map