const persianDigits = '۰۱۲۳۴۵۶۷۸۹'
const arabicDigits = '٠١٢٣٤٥٦٧٨٩'

export function normalizeCard(value: string): string {
  return value
    .replace(/[۰-۹]/g, (digit) => String(persianDigits.indexOf(digit)))
    .replace(/[٠-٩]/g, (digit) => String(arabicDigits.indexOf(digit)))
    .replace(/[\s-]/g, '')
}

export function validCard(value: string): boolean {
  return /^\d{16}$/.test(value)
}

export function formatCard(value: string): string {
  const digits = normalizeCard(value).replace(/\D/g, '').slice(0, 16)

  return digits.replace(/(\d{4})(?=\d)/g, '$1 ')
}

export function formatIBAN(value: string): string {
  return value.replace(/(.{4})(?=.)/g, '$1 ')
}