react-native-moyasar-sdk/lib/module/helpers/currency_util.js

Official React Native Moyasar SDK - Integrate Credit Cards, Apple Pay, Samsung Pay, and STC Pay with simple interfaces for a seamless payment experience in your React Native app

"use strict";

import Decimal from 'decimal.js';
import { getCurrentLang } from "../localizations/i18n.js";
const fractions = new Map([['ADP', 0], ['AFN', 0], ['ALL', 0], ['AMD', 0], ['BHD', 3], ['BIF', 0], ['BYN', 2], ['BYR', 0], ['CAD', 2], ['CHF', 2], ['CLF', 4], ['CLP', 0], ['COP', 0], ['CRC', 0], ['CZK', 0], ['DJF', 0], ['DKK', 2], ['ESP', 0], ['GNF', 0], ['GYD', 0], ['HUF', 0], ['IDR', 0], ['IQD', 0], ['IRR', 0], ['ISK', 0], ['ITL', 0], ['JOD', 3], ['JPY', 0], ['KMF', 0], ['KPW', 0], ['KRW', 0], ['KWD', 3], ['LAK', 0], ['LBP', 0], ['LUF', 0], ['LYD', 3], ['MGA', 0], ['MGF', 0], ['MMK', 0], ['MNT', 0], ['MRO', 0], ['MUR', 0], ['NOK', 0], ['OMR', 3], ['PKR', 0], ['PYG', 0], ['RSD', 0], ['RWF', 0], ['SEK', 0], ['SLL', 0], ['SOS', 0], ['STD', 0], ['SYP', 0], ['TMM', 0], ['TND', 3], ['TRL', 0], ['TWD', 0], ['TZS', 0], ['UGX', 0], ['UYI', 0], ['UYW', 4], ['UZS', 0], ['VEF', 0], ['VND', 0], ['VUV', 0], ['XAF', 0], ['XOF', 0], ['XPF', 0], ['YER', 0], ['ZMK', 0], ['ZWD', 0]]);
function currencyFraction(currency) {
  return fractions.get(currency.toUpperCase()) ?? 2;
}
export function toMajor(minor, currency) {
  // TODO: Double check if this implementation can cause floating point precision errors or format the number to fixed decimal places based on the currency fraction
  return new Decimal(minor).div(new Decimal(10).pow(currencyFraction(currency))).toNumber();
}
export function formatAmount(amount, currency) {
  const numberFormatter = new Intl.NumberFormat(getCurrentLang(), {
    style: 'currency',
    currency: currency,
    useGrouping: true
  });
  let majorAmount = toMajor(amount, currency);
  return numberFormatter.format(majorAmount);
}
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