Function getZonedParts

common/src/util/zoned-time.ts:9–33

(date: Date, timeZone: string)

}

export function getZonedParts(date: Date, timeZone: string): ZonedDateParts {
  const parts = new Intl.DateTimeFormat('en-US', {
    timeZone,
    year: 'numeric',
    month: '2-digit',
    day: '2-digit',
    hour: '2-digit',
    minute: '2-digit',
    hourCycle: 'h23',
  }).formatToParts(date)

  const get = (type: string) => {
    const value = parts.find((part) => part.type === type)?.value
    if (!value) throw new Error(`Missing ${type} in ${timeZone} date parts`)
    return Number(value)
  }

  return {
    year: get('year'),
    month: get('month'),
    day: get('day'),
    hour: get('hour'),
    minute: get('minute'),
  }
}

export function addDaysToYmd(
  year: number,