bbc/simorgh

import { isLastRelative, isSameDay, isToday } from './helpers';

export const hasBeenUpdated = ({ timeDifferenceMinutes, minutesTolerance }) => {
  return timeDifferenceMinutes > minutesTolerance;
};

export const publishedAndUpdatedToday = ({ firstPublished, lastPublished }) =>
  isToday(firstPublished) && isSameDay(firstPublished, lastPublished);

export default ({ minutesTolerance, firstPublished, lastPublished }) => {
  const timeDifferenceMinutes = (lastPublished - firstPublished) / 1000 / 60;
  const isUpdated = hasBeenUpdated({ timeDifferenceMinutes, minutesTolerance });
  const isPublishedAndUpdatedToday = publishedAndUpdatedToday({
    firstPublished,
    lastPublished,
  });

  const updatedWithinRelativeTimePeriod = isLastRelative(lastPublished);

  const publishedAndUpdatedOnDifferentDays = !isSameDay(
    firstPublished,
    lastPublished,
  );

  return (
    isUpdated &&
    (isPublishedAndUpdatedToday ||
      updatedWithinRelativeTimePeriod ||
      publishedAndUpdatedOnDifferentDays)
  );
};