import { MILLISECONDS_IN_A_DAY } from '@/Constants'

export const calculateDifferenceBetweenDatesInDays = (firstDate: Date, secondDate: Date) => {
  const firstDateAsUTCMilliseconds = Date.UTC(
    firstDate.getFullYear(),
    firstDate.getMonth(),
    firstDate.getDate(),
  )

  const secondDateAsUTCMilliseconds = Date.UTC(
    secondDate.getFullYear(),
    secondDate.getMonth(),
    secondDate.getDate(),
  )

  return Math.round(
    (firstDateAsUTCMilliseconds - secondDateAsUTCMilliseconds) / MILLISECONDS_IN_A_DAY,
  )
}