import { Address } from '@emurgo/cardano-serialization-lib-asmjs';
import i18n from 'i18n';

export const URL_REGEX =
  /^(?:(?:https?:\/\/)?(?:\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|(?:[a-zA-Z0-9-]+\.)+[a-zA-Z]{2,})(?:\/[^\s]*)?)|(?:ipfs:\/\/[a-f0-9]+(?:\/[a-zA-Z0-9_]+)*)$|^$/;
export const HASH_REGEX = /^[0-9A-Fa-f]+$/;
export const PAYMENT_ADDRESS_REGEX = /addr1[a-z0-9]+/i;

export function isValidURLLength(s: string) {
  if (s.length > 128) {
    return i18n.t('forms.errors.tooLongUrl');
  }

  const encoder = new TextEncoder();
  const byteLength = encoder.encode(s).length;

  return byteLength <= 128 ? true : i18n.t('forms.errors.tooLongUrl');
}

export async function isReceivingAddress(address?: string) {
  try {
    if (!address) {
      return true;
    }
    const receivingAddress = Address.from_bech32(address);
    return receivingAddress
      ? true
      : i18n.t('forms.errors.mustBeReceivingAddress');
  } catch {
    return i18n.t('forms.errors.mustBeReceivingAddress');
  }
}