const DISPLAY_LOCALE = "en-LK"
const DISPLAY_TIME_ZONE = "Asia/Colombo"

/** Formatting is explicit so SSR and browser renders produce the same output. */
export function formatCurrency(amount: number) {
  return `Rs. ${amount.toLocaleString(DISPLAY_LOCALE)}`
}

export function formatTime(iso: string) {
  return new Date(iso).toLocaleTimeString(DISPLAY_LOCALE, {
    hour: "numeric",
    minute: "2-digit",
    timeZone: DISPLAY_TIME_ZONE,
  })
}

export function formatDate(iso: string) {
  return new Date(iso).toLocaleDateString(DISPLAY_LOCALE, {
    month: "short",
    day: "numeric",
    year: "numeric",
    timeZone: DISPLAY_TIME_ZONE,
  })
}

export function formatDateTime(iso: string) {
  return `${formatDate(iso)}, ${formatTime(iso)}`
}