Function getZonedDayBounds

common/src/util/zoned-time.ts:82–98

(
  now: Date,
  timeZone: string,
)

}

export function getZonedDayBounds(
  now: Date,
  timeZone: string,
): { startsAt: Date; resetsAt: Date } {
  const nowParts = getZonedParts(now, timeZone)
  const today = {
    year: nowParts.year,
    month: nowParts.month,
    day: nowParts.day,
  }
  const tomorrow = addDaysToYmd(today.year, today.month, today.day, 1)

  return {
    startsAt: getUtcForZonedTime(today, timeZone, 0, 0),
    resetsAt: getUtcForZonedTime(tomorrow, timeZone, 0, 0),
  }
}