import type { IInterval } from '@mixan/validation';

export function formatDateInterval(interval: IInterval, date: Date): string {
  if (interval === 'hour' || interval === 'minute') {
    return new Intl.DateTimeFormat('en-GB', {
      hour: '2-digit',
      minute: '2-digit',
    }).format(date);
  }

  if (interval === 'month') {
    return new Intl.DateTimeFormat('en-GB', { month: 'short' }).format(date);
  }

  if (interval === 'day') {
    return new Intl.DateTimeFormat('en-GB', {
      weekday: 'short',
      day: '2-digit',
      month: '2-digit',
    }).format(date);
  }

  return date.toISOString();
}

export function useFormatDateInterval(interval: IInterval) {
  return (date: Date | string) =>
    formatDateInterval(
      interval,
      typeof date === 'string' ? new Date(date) : date
    );
}